vim: src/move.c annotate

annotate src/move.c @ 22886:38324d4f1c94 v8.2.1990

patch 8.2.1990: cursor position wrong in terminal popup with finished job Commit: https://github.com/vim/vim/commit/6a07644db30cb5f3d0c6dc5eb2c348b6289da553 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Nov 15 20:32:58 2020 +0100 patch 8.2.1990: cursor position wrong in terminal popup with finished job Problem: Cursor position wrong in terminal popup with finished job. Solution: Only add the top and left offset when not done already. (closes #7298)

author	Bram Moolenaar <Bram@vim.org>
date	Sun, 15 Nov 2020 20:45:03 +0100
parents	53b996eb5e76
children	255473b88c8e

rev	line source
10042 4aead6a9b7a9 commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47 Christian Brabandt <cb@256bit.org> parents: 9852 diff changeset	1 /* vi:set ts=8 sts=4 sw=4 noet:
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3 * VIM - Vi IMproved by Bram Moolenaar
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	4 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	5 * Do ":help uganda" in Vim to read copying and usage conditions.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	6 * Do ":help credits" in Vim to see a list of people who contributed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	7 * See README.txt for an overview of the Vim source code.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	8 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	9 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	10 * move.c: Functions for moving the cursor and scrolling text.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	11 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	12 * There are two ways to move the cursor:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	13 * 1. Move the cursor directly, the text is scrolled to keep the cursor in the
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	14 * window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	15 * 2. Scroll the text, the cursor is moved into the text visible in the
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	16 * window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	17 * The 'scrolloff' option makes this a bit complicated.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	18 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	19
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	20 #include "vim.h"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	21
7803 37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	22 static int scrolljump_value(void);
37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	23 static int check_top_offset(void);
37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	24 static void curs_rows(win_T *wp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	25
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	26 typedef struct
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	27 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	28 linenr_T lnum; // line number
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	29 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	30 int fill; // filler lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	31 #endif
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	32 int height; // height of added line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	33 } lineoff_T;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	34
7803 37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	35 static void topline_back(lineoff_T *lp);
37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	36 static void botline_forw(lineoff_T *lp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	37
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	38 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	39 * Compute wp->w_botline for the current wp->w_topline. Can be called after
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	40 * wp->w_topline changed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	41 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	42 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	43 comp_botline(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	44 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	45 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	46 linenr_T lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	47 int done;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	48 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	49 linenr_T last;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	50 int folded;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	51 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	52
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	53 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	54 * If w_cline_row is valid, start there.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	55 * Otherwise have to start at w_topline.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	56 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	57 check_cursor_moved(wp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	58 if (wp->w_valid & VALID_CROW)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	59 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	60 lnum = wp->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	61 done = wp->w_cline_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	62 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	63 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	64 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	65 lnum = wp->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	66 done = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	67 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	68
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	69 for ( ; lnum <= wp->w_buffer->b_ml.ml_line_count; ++lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	70 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	71 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	72 last = lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	73 folded = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	74 if (hasFoldingWin(wp, lnum, NULL, &last, TRUE, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	75 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	76 n = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	77 folded = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	78 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	79 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	80 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	81 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	82 if (lnum == wp->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	83 n = plines_win_nofill(wp, lnum, TRUE) + wp->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	84 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	85 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	86 n = plines_win(wp, lnum, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	87 if (
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	88 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	89 lnum <= wp->w_cursor.lnum && last >= wp->w_cursor.lnum
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	90 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	91 lnum == wp->w_cursor.lnum
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	92 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	93 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	94 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	95 wp->w_cline_row = done;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	96 wp->w_cline_height = n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	97 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	98 wp->w_cline_folded = folded;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	99 #endif
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	100 redraw_for_cursorline(wp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	101 wp->w_valid \|= (VALID_CROW\|VALID_CHEIGHT);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	102 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	103 if (done + n > wp->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	104 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	105 done += n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	106 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	107 lnum = last;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	108 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	109 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	110
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	111 // wp->w_botline is the line that is just below the window
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	112 wp->w_botline = lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	113 wp->w_valid \|= VALID_BOTLINE\|VALID_BOTLINE_AP;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	114
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	115 set_empty_rows(wp, done);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	116 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	117
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	118 #ifdef FEAT_SYN_HL
14846 10107703b9b2 patch 8.1.0435: cursorline highlight not removed in some situation Christian Brabandt <cb@256bit.org> parents: 14724 diff changeset	119 void
10107703b9b2 patch 8.1.0435: cursorline highlight not removed in some situation Christian Brabandt <cb@256bit.org> parents: 14724 diff changeset	120 reset_cursorline(void)
10107703b9b2 patch 8.1.0435: cursorline highlight not removed in some situation Christian Brabandt <cb@256bit.org> parents: 14724 diff changeset	121 {
14873 a8ed1cb85859 patch 8.1.0448: cursorline not removed when using 'cursorbind' Christian Brabandt <cb@256bit.org> parents: 14862 diff changeset	122 curwin->w_last_cursorline = 0;
14846 10107703b9b2 patch 8.1.0435: cursorline highlight not removed in some situation Christian Brabandt <cb@256bit.org> parents: 14724 diff changeset	123 }
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	124 #endif
a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	125
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	126 /*
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	127 * Redraw when w_cline_row changes and 'relativenumber' or 'cursorline' is
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	128 * set.
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	129 */
15697 b7a88676e81c patch 8.1.0856: when scrolling a window the cursorline is not always updated Bram Moolenaar <Bram@vim.org> parents: 15636 diff changeset	130 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	131 redraw_for_cursorline(win_T *wp)
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	132 {
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	133 if ((wp->w_p_rnu
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	134 #ifdef FEAT_SYN_HL
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	135 \|\| wp->w_p_cul
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	136 #endif
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	137 )
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	138 && (wp->w_valid & VALID_CROW) == 0
17809 59f8948b7590 patch 8.1.1901: the +insert_expand feature is not always available Bram Moolenaar <Bram@vim.org> parents: 17292 diff changeset	139 && !pum_visible())
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	140 {
14724 90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	141 if (wp->w_p_rnu)
90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	142 // win_line() will redraw the number column only.
90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	143 redraw_win_later(wp, VALID);
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	144 #ifdef FEAT_SYN_HL
14724 90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	145 if (wp->w_p_cul)
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	146 {
14873 a8ed1cb85859 patch 8.1.0448: cursorline not removed when using 'cursorbind' Christian Brabandt <cb@256bit.org> parents: 14862 diff changeset	147 if (wp->w_redr_type <= VALID && wp->w_last_cursorline != 0)
14724 90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	148 {
14873 a8ed1cb85859 patch 8.1.0448: cursorline not removed when using 'cursorbind' Christian Brabandt <cb@256bit.org> parents: 14862 diff changeset	149 // "w_last_cursorline" may be outdated, worst case we redraw
a8ed1cb85859 patch 8.1.0448: cursorline not removed when using 'cursorbind' Christian Brabandt <cb@256bit.org> parents: 14862 diff changeset	150 // too much. This is optimized for moving the cursor around in
a8ed1cb85859 patch 8.1.0448: cursorline not removed when using 'cursorbind' Christian Brabandt <cb@256bit.org> parents: 14862 diff changeset	151 // the current window.
15400 ac5542aadd9c patch 8.1.0708: third argument for redrawWinline() is always FALSE Bram Moolenaar <Bram@vim.org> parents: 15064 diff changeset	152 redrawWinline(wp, wp->w_last_cursorline);
ac5542aadd9c patch 8.1.0708: third argument for redrawWinline() is always FALSE Bram Moolenaar <Bram@vim.org> parents: 15064 diff changeset	153 redrawWinline(wp, wp->w_cursor.lnum);
14724 90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	154 }
90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	155 else
90de24a1e9b7 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Christian Brabandt <cb@256bit.org> parents: 14722 diff changeset	156 redraw_win_later(wp, SOME_VALID);
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	157 }
14722 9b150311eb9c patch 8.1.0373: screen updating still slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14720 diff changeset	158 #endif
14720 a9665096074b patch 8.1.0372: screen updating slow when 'cursorline' is set Christian Brabandt <cb@256bit.org> parents: 14317 diff changeset	159 }
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	160 }
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	161
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	162 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	163 * Update curwin->w_topline and redraw if necessary.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	164 * Used to update the screen before printing a message.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	165 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	166 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	167 update_topline_redraw(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	168 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	169 update_topline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	170 if (must_redraw)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	171 update_screen(0);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	172 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	173
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	174 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	175 * Update curwin->w_topline to move the cursor onto the screen.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	176 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	177 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	178 update_topline(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	179 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	180 long line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	181 int halfheight;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	182 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	183 linenr_T old_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	184 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	185 int old_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	186 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	187 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	188 linenr_T lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	189 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	190 int check_topline = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	191 int check_botline = FALSE;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	192 long *so_ptr = curwin->w_p_so >= 0 ? &curwin->w_p_so : &p_so;
ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	193 int save_so = *so_ptr;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	194
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	195 // If there is no valid screen and when the window height is zero just use
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	196 // the cursor line.
11258 84f71a8a5f2c patch 8.0.0515: ml_get errors in silent Ex mode Christian Brabandt <cb@256bit.org> parents: 11121 diff changeset	197 if (!screen_valid(TRUE) \|\| curwin->w_height == 0)
6247 fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	198 {
22782 53b996eb5e76 patch 8.2.1939: invalid memory access in Ex mode with global command Bram Moolenaar <Bram@vim.org> parents: 22403 diff changeset	199 check_cursor_lnum();
6247 fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	200 curwin->w_topline = curwin->w_cursor.lnum;
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	201 curwin->w_botline = curwin->w_topline;
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	202 curwin->w_valid \|= VALID_BOTLINE\|VALID_BOTLINE_AP;
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	203 curwin->w_scbind_pos = 1;
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	204 return;
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	205 }
fe1827921d50 updated for version 7.4.458 Bram Moolenaar <bram@vim.org> parents: 5764 diff changeset	206
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	207 check_cursor_moved(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	208 if (curwin->w_valid & VALID_TOPLINE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	209 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	210
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	211 // When dragging with the mouse, don't scroll that quickly
1121 e63691e7c504 updated for version 7.1a vimboss parents: 752 diff changeset	212 if (mouse_dragging > 0)
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	213 *so_ptr = mouse_dragging - 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	214
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	215 old_topline = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	216 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	217 old_topfill = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	218 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	219
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	220 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	221 * If the buffer is empty, always set topline to 1.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	222 */
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	223 if (BUFEMPTY()) // special case - file is empty
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	224 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	225 if (curwin->w_topline != 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	226 redraw_later(NOT_VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	227 curwin->w_topline = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	228 curwin->w_botline = 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	229 curwin->w_valid \|= VALID_BOTLINE\|VALID_BOTLINE_AP;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	230 curwin->w_scbind_pos = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	231 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	232
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	233 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	234 * If the cursor is above or near the top of the window, scroll the window
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	235 * to show the line the cursor is in, with 'scrolloff' context.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	236 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	237 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	238 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	239 if (curwin->w_topline > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	240 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	241 // If the cursor is above topline, scrolling is always needed.
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	242 // If the cursor is far below topline and there is no folding,
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	243 // scrolling down is never needed.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	244 if (curwin->w_cursor.lnum < curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	245 check_topline = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	246 else if (check_top_offset())
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	247 check_topline = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	248 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	249 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	250 // Check if there are more filler lines than allowed.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	251 if (!check_topline && curwin->w_topfill > diff_check_fill(curwin,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	252 curwin->w_topline))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	253 check_topline = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	254 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	255
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	256 if (check_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	257 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	258 halfheight = curwin->w_height / 2 - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	259 if (halfheight < 2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	260 halfheight = 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	261
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	262 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	263 if (hasAnyFolding(curwin))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	264 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	265 // Count the number of logical lines between the cursor and
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	266 // topline + scrolloff (approximation of how much will be
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	267 // scrolled).
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	268 n = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	269 for (lnum = curwin->w_cursor.lnum;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	270 lnum < curwin->w_topline + *so_ptr; ++lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	271 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	272 ++n;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	273 // stop at end of file or when we know we are far off
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	274 if (lnum >= curbuf->b_ml.ml_line_count \|\| n >= halfheight)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	275 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	276 (void)hasFolding(lnum, NULL, &lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	277 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	278 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	279 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	280 #endif
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	281 n = curwin->w_topline + *so_ptr - curwin->w_cursor.lnum;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	282
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	283 // If we weren't very close to begin with, we scroll to put the
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	284 // cursor in the middle of the window. Otherwise put the cursor
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	285 // near the top of the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	286 if (n >= halfheight)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	287 scroll_cursor_halfway(FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	288 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	289 {
532 7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	290 scroll_cursor_top(scrolljump_value(), FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	291 check_botline = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	292 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	293 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	294
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	295 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	296 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	297 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	298 // Make sure topline is the first line of a fold.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	299 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	300 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	301 check_botline = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	302 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	303 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	304
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	305 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	306 * If the cursor is below the bottom of the window, scroll the window
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	307 * to put the cursor on the window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	308 * When w_botline is invalid, recompute it first, to avoid a redraw later.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	309 * If w_botline was approximated, we might need a redraw later in a few
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	310 * cases, but we don't want to spend (a lot of) time recomputing w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	311 * for every small change.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	312 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	313 if (check_botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	314 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	315 if (!(curwin->w_valid & VALID_BOTLINE_AP))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	316 validate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	317
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	318 if (curwin->w_botline <= curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	319 {
1744 feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	320 if (curwin->w_cursor.lnum < curwin->w_botline)
feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	321 {
feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	322 if (((long)curwin->w_cursor.lnum
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	323 >= (long)curwin->w_botline - *so_ptr
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	324 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	325 \|\| hasAnyFolding(curwin)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	326 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	327 ))
1744 feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	328 {
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	329 lineoff_T loff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	330
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	331 // Cursor is (a few lines) above botline, check if there are
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	332 // 'scrolloff' window lines below the cursor. If not, need to
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	333 // scroll.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	334 n = curwin->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	335 loff.lnum = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	336 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	337 // In a fold go to its last line.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	338 (void)hasFolding(loff.lnum, NULL, &loff.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	339 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	340 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	341 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	342 n += curwin->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	343 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	344 loff.height = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	345 while (loff.lnum < curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	346 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	347 && (loff.lnum + 1 < curwin->w_botline \|\| loff.fill == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	348 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	349 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	350 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	351 n += loff.height;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	352 if (n >= *so_ptr)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	353 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	354 botline_forw(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	355 }
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	356 if (n >= *so_ptr)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	357 // sufficient context, no need to scroll
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	358 check_botline = FALSE;
1744 feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	359 }
feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	360 else
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	361 // sufficient context, no need to scroll
1744 feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	362 check_botline = FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	363 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	364 if (check_botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	365 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	366 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	367 if (hasAnyFolding(curwin))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	368 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	369 // Count the number of logical lines between the cursor and
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	370 // botline - scrolloff (approximation of how much will be
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	371 // scrolled).
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	372 line_count = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	373 for (lnum = curwin->w_cursor.lnum;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	374 lnum >= curwin->w_botline - *so_ptr; --lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	375 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	376 ++line_count;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	377 // stop at end of file or when we know we are far off
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	378 if (lnum <= 0 \|\| line_count > curwin->w_height + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	379 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	380 (void)hasFolding(lnum, &lnum, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	381 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	382 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	383 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	384 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	385 line_count = curwin->w_cursor.lnum - curwin->w_botline
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	386 + 1 + *so_ptr;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	387 if (line_count <= curwin->w_height + 1)
532 7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	388 scroll_cursor_bot(scrolljump_value(), FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	389 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	390 scroll_cursor_halfway(FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	391 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	392 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	393 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	394 curwin->w_valid \|= VALID_TOPLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	395
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	396 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	397 * Need to redraw when topline changed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	398 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	399 if (curwin->w_topline != old_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	400 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	401 \|\| curwin->w_topfill != old_topfill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	402 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	403 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	404 {
3318 c70c005f61fb updated for version 7.3.426 Bram Moolenaar <bram@vim.org> parents: 3263 diff changeset	405 dollar_vcol = -1;
740 614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	406 if (curwin->w_skipcol != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	407 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	408 curwin->w_skipcol = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	409 redraw_later(NOT_VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	410 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	411 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	412 redraw_later(VALID);
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	413 // May need to set w_skipcol when cursor in w_topline.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	414 if (curwin->w_cursor.lnum == curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	415 validate_cursor();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	416 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	417
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	418 *so_ptr = save_so;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	419 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	420
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	421 /*
532 7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	422 * Return the scrolljump value to use for the current window.
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	423 * When 'scrolljump' is positive use it as-is.
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	424 * When 'scrolljump' is negative use it as a percentage of the window height.
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	425 */
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	426 static int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	427 scrolljump_value(void)
532 7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	428 {
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	429 if (p_sj >= 0)
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	430 return (int)p_sj;
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	431 return (curwin->w_height * -p_sj) / 100;
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	432 }
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	433
7052f11a3dc9 updated for version 7.0150 vimboss parents: 164 diff changeset	434 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	435 * Return TRUE when there are not 'scrolloff' lines above the cursor for the
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	436 * current window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	437 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	438 static int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	439 check_top_offset(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	440 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	441 lineoff_T loff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	442 int n;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	443 long so = get_scrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	444
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	445 if (curwin->w_cursor.lnum < curwin->w_topline + so
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	446 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	447 \|\| hasAnyFolding(curwin)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	448 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	449 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	450 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	451 loff.lnum = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	452 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	453 loff.fill = 0;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	454 n = curwin->w_topfill; // always have this context
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	455 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	456 n = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	457 #endif
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	458 // Count the visible screen lines above the cursor line.
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	459 while (n < so)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	460 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	461 topline_back(&loff);
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	462 // Stop when included a line above the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	463 if (loff.lnum < curwin->w_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	464 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	465 \|\| (loff.lnum == curwin->w_topline && loff.fill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	466 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	467 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	468 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	469 n += loff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	470 }
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	471 if (n < so)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	472 return TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	473 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	474 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	475 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	476
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	477 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	478 update_curswant(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	479 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	480 if (curwin->w_set_curswant)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	481 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	482 validate_virtcol();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	483 curwin->w_curswant = curwin->w_virtcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	484 curwin->w_set_curswant = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	485 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	486 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	487
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	488 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	489 * Check if the cursor has moved. Set the w_valid flag accordingly.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	490 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	491 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	492 check_cursor_moved(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	493 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	494 if (wp->w_cursor.lnum != wp->w_valid_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	495 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	496 wp->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	497 \|VALID_CHEIGHT\|VALID_CROW\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	498 wp->w_valid_cursor = wp->w_cursor;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	499 wp->w_valid_leftcol = wp->w_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	500 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	501 else if (wp->w_cursor.col != wp->w_valid_cursor.col
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	502 \|\| wp->w_leftcol != wp->w_valid_leftcol
15636 6f1c7e9a6393 patch 8.1.0826: too many #ifdefs Bram Moolenaar <Bram@vim.org> parents: 15597 diff changeset	503 \|\| wp->w_cursor.coladd != wp->w_valid_cursor.coladd)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	504 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	505 wp->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	506 wp->w_valid_cursor.col = wp->w_cursor.col;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	507 wp->w_valid_leftcol = wp->w_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	508 wp->w_valid_cursor.coladd = wp->w_cursor.coladd;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	509 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	510 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	511
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	512 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	513 * Call this function when some window settings have changed, which require
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	514 * the cursor position, botline and topline to be recomputed and the window to
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	515 * be redrawn. E.g, when changing the 'wrap' option or folding.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	516 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	517 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	518 changed_window_setting(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	519 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	520 changed_window_setting_win(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	521 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	522
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	523 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	524 changed_window_setting_win(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	525 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	526 wp->w_lines_valid = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	527 changed_line_abv_curs_win(wp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	528 wp->w_valid &= ~(VALID_BOTLINE\|VALID_BOTLINE_AP\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	529 redraw_win_later(wp, NOT_VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	530 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	531
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	532 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	533 * Set wp->w_topline to a certain number.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	534 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	535 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	536 set_topline(win_T *wp, linenr_T lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	537 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	538 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	539 // go to first of folded lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	540 (void)hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	541 #endif
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	542 // Approximate the value of w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	543 wp->w_botline += lnum - wp->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	544 wp->w_topline = lnum;
1744 feb9b4215853 updated for version 7.2-042 vimboss parents: 1668 diff changeset	545 wp->w_topline_was_set = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	546 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	547 wp->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	548 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	549 wp->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE\|VALID_TOPLINE);
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	550 // Don't set VALID_TOPLINE here, 'scrolloff' needs to be checked.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	551 redraw_later(VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	552 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	553
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	554 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	555 * Call this function when the length of the cursor line (in screen
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	556 * characters) has changed, and the change is before the cursor.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	557 * Need to take care of w_botline separately!
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	558 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	559 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	560 changed_cline_bef_curs(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	561 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	562 curwin->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	563 \|VALID_CHEIGHT\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	564 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	565
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	566 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	567 changed_cline_bef_curs_win(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	568 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	569 wp->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	570 \|VALID_CHEIGHT\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	571 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	572
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	573 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	574 * Call this function when the length of a line (in screen characters) above
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	575 * the cursor have changed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	576 * Need to take care of w_botline separately!
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	577 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	578 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	579 changed_line_abv_curs(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	580 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	581 curwin->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL\|VALID_CROW
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	582 \|VALID_CHEIGHT\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	583 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	584
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	585 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	586 changed_line_abv_curs_win(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	587 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	588 wp->w_valid &= ~(VALID_WROW\|VALID_WCOL\|VALID_VIRTCOL\|VALID_CROW
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	589 \|VALID_CHEIGHT\|VALID_TOPLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	590 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	591
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	592 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	593 * Make sure the value of curwin->w_botline is valid.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	594 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	595 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	596 validate_botline(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	597 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	598 if (!(curwin->w_valid & VALID_BOTLINE))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	599 comp_botline(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	600 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	601
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	602 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	603 * Mark curwin->w_botline as invalid (because of some change in the buffer).
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	604 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	605 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	606 invalidate_botline(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	607 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	608 curwin->w_valid &= ~(VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	609 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	610
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	611 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	612 invalidate_botline_win(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	613 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	614 wp->w_valid &= ~(VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	615 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	616
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	617 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	618 approximate_botline_win(
2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	619 win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	620 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	621 wp->w_valid &= ~VALID_BOTLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	622 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	623
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	624 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	625 * Return TRUE if curwin->w_wrow and curwin->w_wcol are valid.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	626 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	627 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	628 cursor_valid(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	629 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	630 check_cursor_moved(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	631 return ((curwin->w_valid & (VALID_WROW\|VALID_WCOL)) ==
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	632 (VALID_WROW\|VALID_WCOL));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	633 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	634
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	635 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	636 * Validate cursor position. Makes sure w_wrow and w_wcol are valid.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	637 * w_topline must be valid, you may need to call update_topline() first!
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	638 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	639 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	640 validate_cursor(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	641 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	642 check_cursor_moved(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	643 if ((curwin->w_valid & (VALID_WCOL\|VALID_WROW)) != (VALID_WCOL\|VALID_WROW))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	644 curs_columns(TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	645 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	646
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	647 #if defined(FEAT_GUI) \|\| defined(PROTO)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	648 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	649 * validate w_cline_row.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	650 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	651 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	652 validate_cline_row(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	653 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	654 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	655 * First make sure that w_topline is valid (after moving the cursor).
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	656 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	657 update_topline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	658 check_cursor_moved(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	659 if (!(curwin->w_valid & VALID_CROW))
6441 7cda721eadb0 updated for version 7.4.550 Bram Moolenaar <bram@vim.org> parents: 6247 diff changeset	660 curs_rows(curwin);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	661 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	662 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	663
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	664 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	665 * Compute wp->w_cline_row and wp->w_cline_height, based on the current value
2154 7c8c7c95a865 First step in the Vim 7.3 branch. Changed version numbers. Bram Moolenaar <bram@zimbu.org> parents: 2082 diff changeset	666 * of wp->w_topline.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	667 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	668 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	669 curs_rows(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	670 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	671 linenr_T lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	672 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	673 int all_invalid;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	674 int valid;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	675 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	676 long fold_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	677 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	678
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	679 // Check if wp->w_lines[].wl_size is invalid
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	680 all_invalid = (!redrawing()
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	681 \|\| wp->w_lines_valid == 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	682 \|\| wp->w_lines[0].wl_lnum > wp->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	683 i = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	684 wp->w_cline_row = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	685 for (lnum = wp->w_topline; lnum < wp->w_cursor.lnum; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	686 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	687 valid = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	688 if (!all_invalid && i < wp->w_lines_valid)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	689 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	690 if (wp->w_lines[i].wl_lnum < lnum \|\| !wp->w_lines[i].wl_valid)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	691 continue; // skip changed or deleted lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	692 if (wp->w_lines[i].wl_lnum == lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	693 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	694 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	695 // Check for newly inserted lines below this row, in which
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	696 // case we need to check for folded lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	697 if (!wp->w_buffer->b_mod_set
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	698 \|\| wp->w_lines[i].wl_lastlnum < wp->w_cursor.lnum
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	699 \|\| wp->w_buffer->b_mod_top
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	700 > wp->w_lines[i].wl_lastlnum + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	701 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	702 valid = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	703 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	704 else if (wp->w_lines[i].wl_lnum > lnum)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	705 --i; // hold at inserted lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	706 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	707 if (valid
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	708 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	709 && (lnum != wp->w_topline \|\| !wp->w_p_diff)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	710 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	711 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	712 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	713 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	714 lnum = wp->w_lines[i].wl_lastlnum + 1;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	715 // Cursor inside folded lines, don't count this row
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	716 if (lnum > wp->w_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	717 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	718 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	719 ++lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	720 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	721 wp->w_cline_row += wp->w_lines[i].wl_size;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	722 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	723 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	724 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	725 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	726 fold_count = foldedCount(wp, lnum, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	727 if (fold_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	728 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	729 lnum += fold_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	730 if (lnum > wp->w_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	731 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	732 ++wp->w_cline_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	733 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	734 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	735 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	736 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	737 if (lnum == wp->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	738 wp->w_cline_row += plines_win_nofill(wp, lnum++, TRUE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	739 + wp->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	740 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	741 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	742 wp->w_cline_row += plines_win(wp, lnum++, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	743 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	744 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	745
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	746 check_cursor_moved(wp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	747 if (!(wp->w_valid & VALID_CHEIGHT))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	748 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	749 if (all_invalid
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	750 \|\| i == wp->w_lines_valid
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	751 \|\| (i < wp->w_lines_valid
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	752 && (!wp->w_lines[i].wl_valid
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	753 \|\| wp->w_lines[i].wl_lnum != wp->w_cursor.lnum)))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	754 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	755 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	756 if (wp->w_cursor.lnum == wp->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	757 wp->w_cline_height = plines_win_nofill(wp, wp->w_cursor.lnum,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	758 TRUE) + wp->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	759 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	760 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	761 wp->w_cline_height = plines_win(wp, wp->w_cursor.lnum, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	762 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	763 wp->w_cline_folded = hasFoldingWin(wp, wp->w_cursor.lnum,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	764 NULL, NULL, TRUE, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	765 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	766 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	767 else if (i > wp->w_lines_valid)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	768 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	769 // a line that is too long to fit on the last screen line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	770 wp->w_cline_height = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	771 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	772 wp->w_cline_folded = hasFoldingWin(wp, wp->w_cursor.lnum,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	773 NULL, NULL, TRUE, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	774 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	775 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	776 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	777 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	778 wp->w_cline_height = wp->w_lines[i].wl_size;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	779 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	780 wp->w_cline_folded = wp->w_lines[i].wl_folded;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	781 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	782 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	783 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	784
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	785 redraw_for_cursorline(curwin);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	786 wp->w_valid \|= VALID_CROW\|VALID_CHEIGHT;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	787
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	788 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	789
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	790 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	791 * Validate curwin->w_virtcol only.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	792 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	793 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	794 validate_virtcol(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	795 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	796 validate_virtcol_win(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	797 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	798
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	799 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	800 * Validate wp->w_virtcol only.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	801 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	802 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	803 validate_virtcol_win(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	804 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	805 check_cursor_moved(wp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	806 if (!(wp->w_valid & VALID_VIRTCOL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	807 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	808 getvvcol(wp, &wp->w_cursor, NULL, &(wp->w_virtcol), NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	809 wp->w_valid \|= VALID_VIRTCOL;
740 614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	810 #ifdef FEAT_SYN_HL
17809 59f8948b7590 patch 8.1.1901: the +insert_expand feature is not always available Bram Moolenaar <Bram@vim.org> parents: 17292 diff changeset	811 if (wp->w_p_cuc && !pum_visible())
740 614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	812 redraw_win_later(wp, SOME_VALID);
614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	813 #endif
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	814 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	815 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	816
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	817 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	818 * Validate curwin->w_cline_height only.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	819 */
18892 fb2d26bc8ca1 patch 8.2.0007: popup menu positioned wrong with folding in two tabs Bram Moolenaar <Bram@vim.org> parents: 18763 diff changeset	820 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	821 validate_cheight(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	822 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	823 check_cursor_moved(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	824 if (!(curwin->w_valid & VALID_CHEIGHT))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	825 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	826 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	827 if (curwin->w_cursor.lnum == curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	828 curwin->w_cline_height = plines_nofill(curwin->w_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	829 + curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	830 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	831 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	832 curwin->w_cline_height = plines(curwin->w_cursor.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	833 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	834 curwin->w_cline_folded = hasFolding(curwin->w_cursor.lnum, NULL, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	835 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	836 curwin->w_valid \|= VALID_CHEIGHT;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	837 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	838 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	839
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	840 /*
1668 0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	841 * Validate w_wcol and w_virtcol only.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	842 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	843 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	844 validate_cursor_col(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	845 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	846 colnr_T off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	847 colnr_T col;
2070 4483ee552619 updated for version 7.2.355 Bram Moolenaar <bram@zimbu.org> parents: 1980 diff changeset	848 int width;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	849
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	850 validate_virtcol();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	851 if (!(curwin->w_valid & VALID_WCOL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	852 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	853 col = curwin->w_virtcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	854 off = curwin_col_off();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	855 col += off;
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	856 width = curwin->w_width - off + curwin_col_off2();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	857
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	858 // long line wrapping, adjust curwin->w_wrow
1668 0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	859 if (curwin->w_p_wrap
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	860 && col >= (colnr_T)curwin->w_width
2070 4483ee552619 updated for version 7.2.355 Bram Moolenaar <bram@zimbu.org> parents: 1980 diff changeset	861 && width > 0)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	862 // use same formula as what is used in curs_columns()
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	863 col -= ((col - curwin->w_width) / width + 1) * width;
1668 0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	864 if (col > (int)curwin->w_leftcol)
0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	865 col -= curwin->w_leftcol;
0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	866 else
0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	867 col = 0;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	868 curwin->w_wcol = col;
1668 0b796e045c42 updated for version 7.2b-000 vimboss parents: 1121 diff changeset	869
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	870 curwin->w_valid \|= VALID_WCOL;
22886 38324d4f1c94 patch 8.2.1990: cursor position wrong in terminal popup with finished job Bram Moolenaar <Bram@vim.org> parents: 22782 diff changeset	871 curwin->w_flags &= ~WFLAG_WCOL_OFF_ADDED;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	872 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	873 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	874
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	875 /*
2178 c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	876 * Compute offset of a window, occupied by absolute or relative line number,
c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	877 * fold column and sign column (these don't move when scrolling horizontally).
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	878 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	879 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	880 win_col_off(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	881 {
2178 c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	882 return (((wp->w_p_nu \|\| wp->w_p_rnu) ? number_width(wp) + 1 : 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	883 #ifdef FEAT_CMDWIN
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	884 + (cmdwin_type == 0 \|\| wp != curwin ? 0 : 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	885 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	886 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	887 + wp->w_p_fdc
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	888 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	889 #ifdef FEAT_SIGNS
9852 4eea48b76d03 commit https://github.com/vim/vim/commit/95ec9d6a6ab3117d60ff638670a803d43974ba51 Christian Brabandt <cb@256bit.org> parents: 9649 diff changeset	890 + (signcolumn_on(wp) ? 2 : 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	891 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	892 );
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	893 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	894
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	895 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	896 curwin_col_off(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	897 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	898 return win_col_off(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	899 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	900
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	901 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	902 * Return the difference in column offset for the second screen line of a
2178 c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	903 * wrapped line. It's 8 if 'number' or 'relativenumber' is on and 'n' is in
c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	904 * 'cpoptions'.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	905 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	906 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	907 win_col_off2(win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	908 {
2178 c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	909 if ((wp->w_p_nu \|\| wp->w_p_rnu) && vim_strchr(p_cpo, CPO_NUMCOL) != NULL)
13 24d5189d3956 updated for version 7.0005 vimboss parents: 7 diff changeset	910 return number_width(wp) + 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	911 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	912 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	913
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	914 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	915 curwin_col_off2(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	916 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	917 return win_col_off2(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	918 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	919
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	920 /*
15597 536dd2bc5ac9 patch 8.1.0806: too many #ifdefs Bram Moolenaar <Bram@vim.org> parents: 15414 diff changeset	921 * Compute curwin->w_wcol and curwin->w_virtcol.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	922 * Also updates curwin->w_wrow and curwin->w_cline_row.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	923 * Also updates curwin->w_leftcol.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	924 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	925 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	926 curs_columns(
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	927 int may_scroll) // when TRUE, may scroll horizontally
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	928 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	929 int diff;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	930 int extra; // offset for first screen line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	931 int off_left, off_right;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	932 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	933 int p_lines;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	934 int width = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	935 int textwidth;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	936 int new_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	937 colnr_T startcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	938 colnr_T endcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	939 colnr_T prev_skipcol;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	940 long so = get_scrolloff_value();
ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	941 long siso = get_sidescrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	942
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	943 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	944 * First make sure that w_topline is valid (after moving the cursor).
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	945 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	946 update_topline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	947
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	948 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	949 * Next make sure that w_cline_row is valid.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	950 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	951 if (!(curwin->w_valid & VALID_CROW))
6441 7cda721eadb0 updated for version 7.4.550 Bram Moolenaar <bram@vim.org> parents: 6247 diff changeset	952 curs_rows(curwin);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	953
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	954 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	955 * Compute the number of virtual columns.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	956 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	957 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	958 if (curwin->w_cline_folded)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	959 // In a folded line the cursor is always in the first column
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	960 startcol = curwin->w_virtcol = endcol = curwin->w_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	961 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	962 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	963 getvvcol(curwin, &curwin->w_cursor,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	964 &startcol, &(curwin->w_virtcol), &endcol);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	965
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	966 // remove '$' from change command when cursor moves onto it
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	967 if (startcol > dollar_vcol)
3318 c70c005f61fb updated for version 7.3.426 Bram Moolenaar <bram@vim.org> parents: 3263 diff changeset	968 dollar_vcol = -1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	969
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	970 extra = curwin_col_off();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	971 curwin->w_wcol = curwin->w_virtcol + extra;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	972 endcol += extra;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	973
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	974 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	975 * Now compute w_wrow, counting screen lines from w_cline_row.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	976 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	977 curwin->w_wrow = curwin->w_cline_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	978
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	979 textwidth = curwin->w_width - extra;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	980 if (textwidth <= 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	981 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	982 // No room for text, put cursor in last char of window.
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	983 curwin->w_wcol = curwin->w_width - 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	984 curwin->w_wrow = curwin->w_height - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	985 }
12477 68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Christian Brabandt <cb@256bit.org> parents: 12152 diff changeset	986 else if (curwin->w_p_wrap && curwin->w_width != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	987 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	988 width = textwidth + curwin_col_off2();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	989
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	990 // long line wrapping, adjust curwin->w_wrow
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	991 if (curwin->w_wcol >= curwin->w_width)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	992 {
18580 4ac042c8ed98 patch 8.1.2284: compiler warning for unused variable Bram Moolenaar <Bram@vim.org> parents: 18574 diff changeset	993 #ifdef FEAT_LINEBREAK
18574 8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window Bram Moolenaar <Bram@vim.org> parents: 18469 diff changeset	994 char_u *sbr;
18580 4ac042c8ed98 patch 8.1.2284: compiler warning for unused variable Bram Moolenaar <Bram@vim.org> parents: 18574 diff changeset	995 #endif
18574 8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window Bram Moolenaar <Bram@vim.org> parents: 18469 diff changeset	996
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	997 // this same formula is used in validate_cursor_col()
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	998 n = (curwin->w_wcol - curwin->w_width) / width + 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	999 curwin->w_wcol -= n * width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1000 curwin->w_wrow += n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1001
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1002 #ifdef FEAT_LINEBREAK
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1003 // When cursor wraps to first char of next line in Insert
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1004 // mode, the 'showbreak' string isn't shown, backup to first
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1005 // column
18574 8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window Bram Moolenaar <Bram@vim.org> parents: 18469 diff changeset	1006 sbr = get_showbreak_value(curwin);
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window Bram Moolenaar <Bram@vim.org> parents: 18469 diff changeset	1007 if (sbr && ml_get_cursor() == NUL
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window Bram Moolenaar <Bram@vim.org> parents: 18469 diff changeset	1008 && curwin->w_wcol == (int)vim_strsize(sbr))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1009 curwin->w_wcol = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1010 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1011 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1012 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1013
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1014 // No line wrapping: compute curwin->w_leftcol if scrolling is on and line
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1015 // is not folded.
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1016 // If scrolling is off, curwin->w_leftcol is assumed to be 0
3263 320cc46d0eb0 updated for version 7.3.400 Bram Moolenaar <bram@vim.org> parents: 2693 diff changeset	1017 else if (may_scroll
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1018 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1019 && !curwin->w_cline_folded
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1020 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1021 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1022 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1023 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1024 * If Cursor is left of the screen, scroll rightwards.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1025 * If Cursor is right of the screen, scroll leftwards
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1026 * If we get closer to the edge than 'sidescrolloff', scroll a little
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1027 * extra
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1028 */
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1029 off_left = (int)startcol - (int)curwin->w_leftcol - siso;
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	1030 off_right = (int)endcol - (int)(curwin->w_leftcol + curwin->w_width
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1031 - siso) + 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1032 if (off_left < 0 \|\| off_right > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1033 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1034 if (off_left < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1035 diff = -off_left;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1036 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1037 diff = off_right;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1038
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1039 // When far off or not enough room on either side, put cursor in
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1040 // middle of window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1041 if (p_ss == 0 \|\| diff >= textwidth / 2 \|\| off_right >= off_left)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1042 new_leftcol = curwin->w_wcol - extra - textwidth / 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1043 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1044 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1045 if (diff < p_ss)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1046 diff = p_ss;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1047 if (off_left < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1048 new_leftcol = curwin->w_leftcol - diff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1049 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1050 new_leftcol = curwin->w_leftcol + diff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1051 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1052 if (new_leftcol < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1053 new_leftcol = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1054 if (new_leftcol != (int)curwin->w_leftcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1055 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1056 curwin->w_leftcol = new_leftcol;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1057 // screen has to be redrawn with new curwin->w_leftcol
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1058 redraw_later(NOT_VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1059 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1060 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1061 curwin->w_wcol -= curwin->w_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1062 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1063 else if (curwin->w_wcol > (int)curwin->w_leftcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1064 curwin->w_wcol -= curwin->w_leftcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1065 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1066 curwin->w_wcol = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1067
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1068 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1069 // Skip over filler lines. At the top use w_topfill, there
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1070 // may be some filler lines above the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1071 if (curwin->w_cursor.lnum == curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1072 curwin->w_wrow += curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1073 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1074 curwin->w_wrow += diff_check_fill(curwin, curwin->w_cursor.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1075 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1076
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1077 prev_skipcol = curwin->w_skipcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1078
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1079 p_lines = 0;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1080
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1081 if ((curwin->w_wrow >= curwin->w_height
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1082 \|\| ((prev_skipcol > 0
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1083 \|\| curwin->w_wrow + so >= curwin->w_height)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1084 && (p_lines =
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1085 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1086 plines_win_nofill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1087 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1088 plines_win
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1089 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1090 (curwin, curwin->w_cursor.lnum, FALSE))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1091 - 1 >= curwin->w_height))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1092 && curwin->w_height != 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1093 && curwin->w_cursor.lnum == curwin->w_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1094 && width > 0
12477 68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Christian Brabandt <cb@256bit.org> parents: 12152 diff changeset	1095 && curwin->w_width != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1096 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1097 // Cursor past end of screen. Happens with a single line that does
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1098 // not fit on screen. Find a skipcol to show the text around the
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1099 // cursor. Avoid scrolling all the time. compute value of "extra":
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1100 // 1: Less than 'scrolloff' lines above
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1101 // 2: Less than 'scrolloff' lines below
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1102 // 3: both of them
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1103 extra = 0;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1104 if (curwin->w_skipcol + so * width > curwin->w_virtcol)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1105 extra = 1;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1106 // Compute last display line of the buffer line that we want at the
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1107 // bottom of the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1108 if (p_lines == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1109 p_lines = plines_win(curwin, curwin->w_cursor.lnum, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1110 --p_lines;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1111 if (p_lines > curwin->w_wrow + so)
ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1112 n = curwin->w_wrow + so;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1113 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1114 n = p_lines;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1115 if ((colnr_T)n >= curwin->w_height + curwin->w_skipcol / width)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1116 extra += 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1117
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1118 if (extra == 3 \|\| p_lines < so * 2)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1119 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1120 // not enough room for 'scrolloff', put cursor in the middle
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1121 n = curwin->w_virtcol / width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1122 if (n > curwin->w_height / 2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1123 n -= curwin->w_height / 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1124 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1125 n = 0;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1126 // don't skip more than necessary
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1127 if (n > p_lines - curwin->w_height + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1128 n = p_lines - curwin->w_height + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1129 curwin->w_skipcol = n * width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1130 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1131 else if (extra == 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1132 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1133 // less then 'scrolloff' lines above, decrease skipcol
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1134 extra = (curwin->w_skipcol + so * width - curwin->w_virtcol
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1135 + width - 1) / width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1136 if (extra > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1137 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1138 if ((colnr_T)(extra * width) > curwin->w_skipcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1139 extra = curwin->w_skipcol / width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1140 curwin->w_skipcol -= extra * width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1141 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1142 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1143 else if (extra == 2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1144 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1145 // less then 'scrolloff' lines below, increase skipcol
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1146 endcol = (n - curwin->w_height + 1) * width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1147 while (endcol > curwin->w_virtcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1148 endcol -= width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1149 if (endcol > curwin->w_skipcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1150 curwin->w_skipcol = endcol;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1151 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1152
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1153 curwin->w_wrow -= curwin->w_skipcol / width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1154 if (curwin->w_wrow >= curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1155 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1156 // small window, make sure cursor is in it
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1157 extra = curwin->w_wrow - curwin->w_height + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1158 curwin->w_skipcol += extra * width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1159 curwin->w_wrow -= extra;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1160 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1161
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1162 extra = ((int)prev_skipcol - (int)curwin->w_skipcol) / width;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1163 if (extra > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1164 win_ins_lines(curwin, 0, extra, FALSE, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1165 else if (extra < 0)
12152 69af108df70e patch 8.0.0956: scrolling in a terminal window has flicker Christian Brabandt <cb@256bit.org> parents: 11258 diff changeset	1166 win_del_lines(curwin, 0, -extra, FALSE, FALSE, 0);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1167 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1168 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1169 curwin->w_skipcol = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1170 if (prev_skipcol != curwin->w_skipcol)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1171 redraw_later(NOT_VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1172
740 614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	1173 #ifdef FEAT_SYN_HL
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1174 // Redraw when w_virtcol changes and 'cursorcolumn' is set
5749 37af1e6e91bb updated for version 7.4.219 Bram Moolenaar <bram@vim.org> parents: 5735 diff changeset	1175 if (curwin->w_p_cuc && (curwin->w_valid & VALID_VIRTCOL) == 0
17809 59f8948b7590 patch 8.1.1901: the +insert_expand feature is not always available Bram Moolenaar <Bram@vim.org> parents: 17292 diff changeset	1176 && !pum_visible())
5749 37af1e6e91bb updated for version 7.4.219 Bram Moolenaar <bram@vim.org> parents: 5735 diff changeset	1177 redraw_later(SOME_VALID);
2178 c6f1aa1e9f32 Add 'relativenumber' patch from Markus Heidelberg. Bram Moolenaar <bram@vim.org> parents: 2154 diff changeset	1178 #endif
19542 9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1179 #if defined(FEAT_PROP_POPUP) && defined(FEAT_TERMINAL)
9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1180 if (popup_is_popup(curwin) && curbuf->b_term != NULL)
9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1181 {
9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1182 curwin->w_wrow += popup_top_extra(curwin);
9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1183 curwin->w_wcol += popup_left_extra(curwin);
22886 38324d4f1c94 patch 8.2.1990: cursor position wrong in terminal popup with finished job Bram Moolenaar <Bram@vim.org> parents: 22782 diff changeset	1184 curwin->w_flags \|= WFLAG_WCOL_OFF_ADDED + WFLAG_WROW_OFF_ADDED;
19542 9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1185 }
22886 38324d4f1c94 patch 8.2.1990: cursor position wrong in terminal popup with finished job Bram Moolenaar <Bram@vim.org> parents: 22782 diff changeset	1186 else
38324d4f1c94 patch 8.2.1990: cursor position wrong in terminal popup with finished job Bram Moolenaar <Bram@vim.org> parents: 22782 diff changeset	1187 curwin->w_flags &= ~(WFLAG_WCOL_OFF_ADDED + WFLAG_WROW_OFF_ADDED);
19542 9e428147e4ee patch 8.2.0328: no redraw when leaving term-normal mode in popup terminal Bram Moolenaar <Bram@vim.org> parents: 18931 diff changeset	1188 #endif
740 614e9af68eaa updated for version 7.0222 vimboss parents: 532 diff changeset	1189
18621 a9bfdc5ea1ec patch 8.1.2303: cursor in wrong position after horizontal scroll Bram Moolenaar <Bram@vim.org> parents: 18580 diff changeset	1190 // now w_leftcol is valid, avoid check_cursor_moved() thinking otherwise
a9bfdc5ea1ec patch 8.1.2303: cursor in wrong position after horizontal scroll Bram Moolenaar <Bram@vim.org> parents: 18580 diff changeset	1191 curwin->w_valid_leftcol = curwin->w_leftcol;
a9bfdc5ea1ec patch 8.1.2303: cursor in wrong position after horizontal scroll Bram Moolenaar <Bram@vim.org> parents: 18580 diff changeset	1192
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1193 curwin->w_valid \|= VALID_WCOL\|VALID_WROW\|VALID_VIRTCOL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1194 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1195
18763 49b78d6465e5 patch 8.1.2371: FEAT_TEXT_PROP is a confusing name Bram Moolenaar <Bram@vim.org> parents: 18621 diff changeset	1196 #if (defined(FEAT_EVAL) \|\| defined(FEAT_PROP_POPUP)) \|\| defined(PROTO)
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1197 /*
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1198 * Compute the screen position of text character at "pos" in window "wp"
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1199 * The resulting values are one-based, zero when character is not visible.
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1200 */
17863 08f1dd29550e patch 8.1.1928: popup windows don't move with the text when making changes Bram Moolenaar <Bram@vim.org> parents: 17809 diff changeset	1201 void
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1202 textpos2screenpos(
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1203 win_T *wp,
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1204 pos_T *pos,
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1205 int *rowp, // screen row
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1206 int *scolp, // start screen column
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1207 int *ccolp, // cursor screen column
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1208 int *ecolp) // end screen column
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1209 {
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1210 colnr_T scol = 0, ccol = 0, ecol = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1211 int row = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1212 int rowoff = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1213 colnr_T coloff = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1214
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1215 if (pos->lnum >= wp->w_topline && pos->lnum < wp->w_botline)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1216 {
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1217 colnr_T off;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1218 colnr_T col;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1219 int width;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1220
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1221 row = plines_m_win(wp, wp->w_topline, pos->lnum - 1) + 1;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1222 getvcol(wp, pos, &scol, &ccol, &ecol);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1223
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1224 // similar to what is done in validate_cursor_col()
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1225 col = scol;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1226 off = win_col_off(wp);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1227 col += off;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1228 width = wp->w_width - off + win_col_off2(wp);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1229
17863 08f1dd29550e patch 8.1.1928: popup windows don't move with the text when making changes Bram Moolenaar <Bram@vim.org> parents: 17809 diff changeset	1230 // long line wrapping, adjust row
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1231 if (wp->w_p_wrap
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1232 && col >= (colnr_T)wp->w_width
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1233 && width > 0)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1234 {
17863 08f1dd29550e patch 8.1.1928: popup windows don't move with the text when making changes Bram Moolenaar <Bram@vim.org> parents: 17809 diff changeset	1235 // use same formula as what is used in curs_columns()
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1236 rowoff = ((col - wp->w_width) / width + 1);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1237 col -= rowoff * width;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1238 }
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1239 col -= wp->w_leftcol;
18469 66964658cc3c patch 8.1.2228: screenpos() returns wrong values when 'number' is set Bram Moolenaar <Bram@vim.org> parents: 18354 diff changeset	1240 if (col >= wp->w_width)
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1241 col = -1;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1242 if (col >= 0)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1243 coloff = col - scol + wp->w_wincol + 1;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1244 else
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1245 // character is left or right of the window
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1246 row = scol = ccol = ecol = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1247 }
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1248 *rowp = wp->w_winrow + row + rowoff;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1249 *scolp = scol + coloff;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1250 *ccolp = ccol + coloff;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1251 *ecolp = ecol + coloff;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1252 }
17863 08f1dd29550e patch 8.1.1928: popup windows don't move with the text when making changes Bram Moolenaar <Bram@vim.org> parents: 17809 diff changeset	1253 #endif
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1254
17863 08f1dd29550e patch 8.1.1928: popup windows don't move with the text when making changes Bram Moolenaar <Bram@vim.org> parents: 17809 diff changeset	1255 #if defined(FEAT_EVAL) \|\| defined(PROTO)
17292 8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1256 /*
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1257 * "screenpos({winid}, {lnum}, {col})" function
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1258 */
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1259 void
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1260 f_screenpos(typval_T argvars UNUSED, typval_T rettv)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1261 {
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1262 dict_T *dict;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1263 win_T *wp;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1264 pos_T pos;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1265 int row = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1266 int scol = 0, ccol = 0, ecol = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1267
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1268 if (rettv_dict_alloc(rettv) != OK)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1269 return;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1270 dict = rettv->vval.v_dict;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1271
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1272 wp = find_win_by_nr_or_id(&argvars[0]);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1273 if (wp == NULL)
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1274 return;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1275
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1276 pos.lnum = tv_get_number(&argvars[1]);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1277 pos.col = tv_get_number(&argvars[2]) - 1;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1278 pos.coladd = 0;
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1279 textpos2screenpos(wp, &pos, &row, &scol, &ccol, &ecol);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1280
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1281 dict_add_number(dict, "row", row);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1282 dict_add_number(dict, "col", scol);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1283 dict_add_number(dict, "curscol", ccol);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1284 dict_add_number(dict, "endcol", ecol);
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1285 }
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1286 #endif
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon Bram Moolenaar <Bram@vim.org> parents: 16162 diff changeset	1287
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1288 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1289 * Scroll the current window down by "line_count" logical lines. "CTRL-Y"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1290 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1291 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1292 scrolldown(
2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1293 long line_count,
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1294 int byfold UNUSED) // TRUE: count a closed fold as one line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1295 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1296 long done = 0; // total # of physical lines done
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1297 int wrow;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1298 int moved = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1299
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1300 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1301 linenr_T first;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1302
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1303 // Make sure w_topline is at the first of a sequence of folded lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1304 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1305 #endif
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1306 validate_cursor(); // w_wrow needs to be valid
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1307 while (line_count-- > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1308 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1309 #ifdef FEAT_DIFF
1980 5e0c164fc1c2 updated for version 7.2-277 vimboss parents: 1877 diff changeset	1310 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)
5e0c164fc1c2 updated for version 7.2-277 vimboss parents: 1877 diff changeset	1311 && curwin->w_topfill < curwin->w_height - 1)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1312 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1313 ++curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1314 ++done;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1315 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1316 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1317 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1318 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1319 if (curwin->w_topline == 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1320 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1321 --curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1322 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1323 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1324 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1325 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1326 // A sequence of folded lines only counts for one logical line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1327 if (hasFolding(curwin->w_topline, &first, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1328 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1329 ++done;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1330 if (!byfold)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1331 line_count -= curwin->w_topline - first - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1332 curwin->w_botline -= curwin->w_topline - first;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1333 curwin->w_topline = first;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1334 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1335 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1336 #endif
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	1337 done += PLINES_NOFILL(curwin->w_topline);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1338 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1339 --curwin->w_botline; // approximate w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1340 invalidate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1341 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1342 curwin->w_wrow += done; // keep w_wrow updated
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1343 curwin->w_cline_row += done; // keep w_cline_row updated
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1344
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1345 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1346 if (curwin->w_cursor.lnum == curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1347 curwin->w_cline_row = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1348 check_topfill(curwin, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1349 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1350
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1351 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1352 * Compute the row number of the last row of the cursor line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1353 * and move the cursor onto the displayed part of the window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1354 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1355 wrow = curwin->w_wrow;
12477 68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Christian Brabandt <cb@256bit.org> parents: 12152 diff changeset	1356 if (curwin->w_p_wrap && curwin->w_width != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1357 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1358 validate_virtcol();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1359 validate_cheight();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1360 wrow += curwin->w_cline_height - 1 -
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	1361 curwin->w_virtcol / curwin->w_width;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1362 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1363 while (wrow >= curwin->w_height && curwin->w_cursor.lnum > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1364 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1365 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1366 if (hasFolding(curwin->w_cursor.lnum, &first, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1367 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1368 --wrow;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1369 if (first == 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1370 curwin->w_cursor.lnum = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1371 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1372 curwin->w_cursor.lnum = first - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1373 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1374 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1375 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1376 wrow -= plines(curwin->w_cursor.lnum--);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1377 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1378 ~(VALID_WROW\|VALID_WCOL\|VALID_CHEIGHT\|VALID_CROW\|VALID_VIRTCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1379 moved = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1380 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1381 if (moved)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1382 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1383 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1384 // Move cursor to first line of closed fold.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1385 foldAdjustCursor();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1386 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1387 coladvance(curwin->w_curswant);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1388 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1389 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1390
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1391 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1392 * Scroll the current window up by "line_count" logical lines. "CTRL-E"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1393 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1394 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1395 scrollup(
2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1396 long line_count,
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1397 int byfold UNUSED) // TRUE: count a closed fold as one line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1398 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1399 #if defined(FEAT_FOLDING) \|\| defined(FEAT_DIFF)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1400 linenr_T lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1401
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1402 if (
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1403 # ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1404 (byfold && hasAnyFolding(curwin))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1405 # ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1406 \|\|
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1407 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1408 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1409 # ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1410 curwin->w_p_diff
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1411 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1412 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1413 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1414 // count each sequence of folded lines as one logical line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1415 lnum = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1416 while (line_count--)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1417 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1418 # ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1419 if (curwin->w_topfill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1420 --curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1421 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1422 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1423 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1424 # ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1425 if (byfold)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1426 (void)hasFolding(lnum, NULL, &lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1427 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1428 if (lnum >= curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1429 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1430 ++lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1431 # ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1432 curwin->w_topfill = diff_check_fill(curwin, lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1433 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1434 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1435 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1436 // approximate w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1437 curwin->w_botline += lnum - curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1438 curwin->w_topline = lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1439 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1440 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1441 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1442 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1443 curwin->w_topline += line_count;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1444 curwin->w_botline += line_count; // approximate w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1445 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1446
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1447 if (curwin->w_topline > curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1448 curwin->w_topline = curbuf->b_ml.ml_line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1449 if (curwin->w_botline > curbuf->b_ml.ml_line_count + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1450 curwin->w_botline = curbuf->b_ml.ml_line_count + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1451
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1452 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1453 check_topfill(curwin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1454 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1455
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1456 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1457 if (hasAnyFolding(curwin))
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1458 // Make sure w_topline is at the first of a sequence of folded lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1459 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1460 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1461
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1462 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1463 if (curwin->w_cursor.lnum < curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1464 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1465 curwin->w_cursor.lnum = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1466 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1467 ~(VALID_WROW\|VALID_WCOL\|VALID_CHEIGHT\|VALID_CROW\|VALID_VIRTCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1468 coladvance(curwin->w_curswant);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1469 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1470 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1471
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1472 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1473 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1474 * Don't end up with too many filler lines in the window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1475 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1476 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1477 check_topfill(
2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1478 win_T *wp,
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1479 int down) // when TRUE scroll down when not enough space
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1480 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1481 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1482
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1483 if (wp->w_topfill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1484 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1485 n = plines_win_nofill(wp, wp->w_topline, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1486 if (wp->w_topfill + n > wp->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1487 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1488 if (down && wp->w_topline > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1489 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1490 --wp->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1491 wp->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1492 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1493 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1494 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1495 wp->w_topfill = wp->w_height - n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1496 if (wp->w_topfill < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1497 wp->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1498 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1499 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1500 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1501 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1502
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1503 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1504 * Use as many filler lines as possible for w_topline. Make sure w_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1505 * is still visible.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1506 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1507 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1508 max_topfill(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1509 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1510 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1511
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1512 n = plines_nofill(curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1513 if (n >= curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1514 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1515 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1516 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1517 curwin->w_topfill = diff_check_fill(curwin, curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1518 if (curwin->w_topfill + n > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1519 curwin->w_topfill = curwin->w_height - n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1520 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1521 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1522 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1523
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1524 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1525 * Scroll the screen one line down, but don't do it if it would move the
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1526 * cursor off the screen.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1527 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1528 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1529 scrolldown_clamp(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1530 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1531 int end_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1532 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1533 int can_fill = (curwin->w_topfill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1534 < diff_check_fill(curwin, curwin->w_topline));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1535 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1536
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1537 if (curwin->w_topline <= 1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1538 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1539 && !can_fill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1540 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1541 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1542 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1543
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1544 validate_cursor(); // w_wrow needs to be valid
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1545
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1546 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1547 * Compute the row number of the last row of the cursor line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1548 * and make sure it doesn't go off the screen. Make sure the cursor
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1549 * doesn't go past 'scrolloff' lines from the screen end.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1550 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1551 end_row = curwin->w_wrow;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1552 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1553 if (can_fill)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1554 ++end_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1555 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1556 end_row += plines_nofill(curwin->w_topline - 1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1557 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1558 end_row += plines(curwin->w_topline - 1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1559 #endif
12477 68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Christian Brabandt <cb@256bit.org> parents: 12152 diff changeset	1560 if (curwin->w_p_wrap && curwin->w_width != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1561 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1562 validate_cheight();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1563 validate_virtcol();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1564 end_row += curwin->w_cline_height - 1 -
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	1565 curwin->w_virtcol / curwin->w_width;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1566 }
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1567 if (end_row < curwin->w_height - get_scrolloff_value())
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1568 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1569 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1570 if (can_fill)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1571 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1572 ++curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1573 check_topfill(curwin, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1574 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1575 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1576 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1577 --curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1578 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1579 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1580 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1581 --curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1582 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1583 #ifdef FEAT_FOLDING
7009 286fd54c7ae3 patch 7.4.822 Bram Moolenaar <bram@vim.org> parents: 6689 diff changeset	1584 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1585 #endif
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1586 --curwin->w_botline; // approximate w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1587 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1588 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1589 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1590
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1591 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1592 * Scroll the screen one line up, but don't do it if it would move the cursor
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1593 * off the screen.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1594 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1595 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1596 scrollup_clamp(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1597 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1598 int start_row;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1599
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1600 if (curwin->w_topline == curbuf->b_ml.ml_line_count
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1601 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1602 && curwin->w_topfill == 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1603 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1604 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1605 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1606
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1607 validate_cursor(); // w_wrow needs to be valid
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1608
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1609 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1610 * Compute the row number of the first row of the cursor line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1611 * and make sure it doesn't go off the screen. Make sure the cursor
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1612 * doesn't go before 'scrolloff' lines from the screen start.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1613 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1614 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1615 start_row = curwin->w_wrow - plines_nofill(curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1616 - curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1617 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1618 start_row = curwin->w_wrow - plines(curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1619 #endif
12477 68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs Christian Brabandt <cb@256bit.org> parents: 12152 diff changeset	1620 if (curwin->w_p_wrap && curwin->w_width != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1621 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1622 validate_virtcol();
12515 972ea22c946f patch 8.0.1136: W_WIDTH() is always the same Christian Brabandt <cb@256bit.org> parents: 12477 diff changeset	1623 start_row -= curwin->w_virtcol / curwin->w_width;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1624 }
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1625 if (start_row >= get_scrolloff_value())
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1626 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1627 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1628 if (curwin->w_topfill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1629 --curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1630 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1631 #endif
36 125e80798a85 updated for version 7.0021 vimboss parents: 13 diff changeset	1632 {
125e80798a85 updated for version 7.0021 vimboss parents: 13 diff changeset	1633 #ifdef FEAT_FOLDING
125e80798a85 updated for version 7.0021 vimboss parents: 13 diff changeset	1634 (void)hasFolding(curwin->w_topline, NULL, &curwin->w_topline);
125e80798a85 updated for version 7.0021 vimboss parents: 13 diff changeset	1635 #endif
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1636 ++curwin->w_topline;
36 125e80798a85 updated for version 7.0021 vimboss parents: 13 diff changeset	1637 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1638 ++curwin->w_botline; // approximate w_botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1639 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1640 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1641 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1642
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1643 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1644 * Add one line above "lp->lnum". This can be a filler line, a closed fold or
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1645 * a (wrapped) text line. Uses and sets "lp->fill".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1646 * Returns the height of the added line in "lp->height".
2082 8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	1647 * Lines above the first one are incredibly high: MAXCOL.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1648 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1649 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1650 topline_back(lineoff_T *lp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1651 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1652 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1653 if (lp->fill < diff_check_fill(curwin, lp->lnum))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1654 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1655 // Add a filler line.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1656 ++lp->fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1657 lp->height = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1658 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1659 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1660 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1661 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1662 --lp->lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1663 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1664 lp->fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1665 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1666 if (lp->lnum < 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1667 lp->height = MAXCOL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1668 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1669 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1670 if (hasFolding(lp->lnum, &lp->lnum, NULL))
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1671 // Add a closed fold
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1672 lp->height = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1673 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1674 #endif
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	1675 lp->height = PLINES_NOFILL(lp->lnum);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1676 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1677 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1678
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1679 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1680 * Add one line below "lp->lnum". This can be a filler line, a closed fold or
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1681 * a (wrapped) text line. Uses and sets "lp->fill".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1682 * Returns the height of the added line in "lp->height".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1683 * Lines below the last one are incredibly high.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1684 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1685 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1686 botline_forw(lineoff_T *lp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1687 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1688 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1689 if (lp->fill < diff_check_fill(curwin, lp->lnum + 1))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1690 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1691 // Add a filler line.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1692 ++lp->fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1693 lp->height = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1694 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1695 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1696 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1697 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1698 ++lp->lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1699 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1700 lp->fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1701 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1702 if (lp->lnum > curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1703 lp->height = MAXCOL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1704 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1705 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1706 if (hasFolding(lp->lnum, NULL, &lp->lnum))
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1707 // Add a closed fold
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1708 lp->height = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1709 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1710 #endif
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	1711 lp->height = PLINES_NOFILL(lp->lnum);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1712 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1713 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1714
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1715 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1716 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1717 * Switch from including filler lines below lp->lnum to including filler
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1718 * lines above loff.lnum + 1. This keeps pointing to the same line.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1719 * When there are no filler lines nothing changes.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1720 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1721 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1722 botline_topline(lineoff_T *lp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1723 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1724 if (lp->fill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1725 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1726 ++lp->lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1727 lp->fill = diff_check_fill(curwin, lp->lnum) - lp->fill + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1728 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1729 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1730
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1731 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1732 * Switch from including filler lines above lp->lnum to including filler
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1733 * lines below loff.lnum - 1. This keeps pointing to the same line.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1734 * When there are no filler lines nothing changes.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1735 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1736 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1737 topline_botline(lineoff_T *lp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1738 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1739 if (lp->fill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1740 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1741 lp->fill = diff_check_fill(curwin, lp->lnum) - lp->fill + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1742 --lp->lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1743 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1744 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1745 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1746
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1747 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1748 * Recompute topline to put the cursor at the top of the window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1749 * Scroll at least "min_scroll" lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1750 * If "always" is TRUE, always set topline (for "zt").
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1751 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1752 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1753 scroll_cursor_top(int min_scroll, int always)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1754 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1755 int scrolled = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1756 int extra = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1757 int used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1758 int i;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1759 linenr_T top; // just above displayed lines
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1760 linenr_T bot; // just below displayed lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1761 linenr_T old_topline = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1762 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1763 linenr_T old_topfill = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1764 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1765 linenr_T new_topline;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1766 int off = get_scrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1767
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1768 if (mouse_dragging > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1769 off = mouse_dragging - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1770
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1771 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1772 * Decrease topline until:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1773 * - it has become 1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1774 * - (part of) the cursor line is moved off the screen or
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1775 * - moved at least 'scrolljump' lines and
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1776 * - at least 'scrolloff' lines above and below the cursor
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1777 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1778 validate_cheight();
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1779 used = curwin->w_cline_height; // includes filler lines above
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1780 if (curwin->w_cursor.lnum < curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1781 scrolled = used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1782
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1783 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1784 if (hasFolding(curwin->w_cursor.lnum, &top, &bot))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1785 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1786 --top;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1787 ++bot;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1788 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1789 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1790 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1791 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1792 top = curwin->w_cursor.lnum - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1793 bot = curwin->w_cursor.lnum + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1794 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1795 new_topline = top + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1796
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1797 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1798 // "used" already contains the number of filler lines above, don't add it
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1799 // again.
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1800 // Hide filler lines above cursor line by adding them to "extra".
7088 8a58dde655a8 commit https://github.com/vim/vim/commit/a09a2c5857ab854f0870573b5160da1964c905a2 Christian Brabandt <cb@256bit.org> parents: 7082 diff changeset	1801 extra += diff_check_fill(curwin, curwin->w_cursor.lnum);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1802 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1803
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1804 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1805 * Check if the lines from "top" to "bot" fit in the window. If they do,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1806 * set new_topline and advance "top" and "bot" to include more lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1807 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1808 while (top > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1809 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1810 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1811 if (hasFolding(top, &top, NULL))
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1812 // count one logical line for a sequence of folded lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1813 i = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1814 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1815 #endif
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	1816 i = PLINES_NOFILL(top);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1817 used += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1818 if (extra + i <= off && bot < curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1819 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1820 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1821 if (hasFolding(bot, NULL, &bot))
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1822 // count one logical line for a sequence of folded lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1823 ++used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1824 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1825 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1826 used += plines(bot);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1827 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1828 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1829 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1830 if (top < curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1831 scrolled += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1832
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1833 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1834 * If scrolling is needed, scroll at least 'sj' lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1835 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1836 if ((new_topline >= curwin->w_topline \|\| scrolled > min_scroll)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1837 && extra >= off)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1838 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1839
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1840 extra += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1841 new_topline = top;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1842 --top;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1843 ++bot;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1844 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1845
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1846 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1847 * If we don't have enough space, put cursor in the middle.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1848 * This makes sure we get the same position when using "k" and "j"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1849 * in a small window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1850 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1851 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1852 scroll_cursor_halfway(FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1853 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1854 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1855 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1856 * If "always" is FALSE, only adjust topline to a lower value, higher
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1857 * value may happen with wrapping lines
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1858 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1859 if (new_topline < curwin->w_topline \|\| always)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1860 curwin->w_topline = new_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1861 if (curwin->w_topline > curwin->w_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1862 curwin->w_topline = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1863 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1864 curwin->w_topfill = diff_check_fill(curwin, curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1865 if (curwin->w_topfill > 0 && extra > off)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1866 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1867 curwin->w_topfill -= extra - off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1868 if (curwin->w_topfill < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1869 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1870 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1871 check_topfill(curwin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1872 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1873 if (curwin->w_topline != old_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1874 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1875 \|\| curwin->w_topfill != old_topfill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1876 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1877 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1878 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1879 ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1880 curwin->w_valid \|= VALID_TOPLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1881 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1882 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1883
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1884 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1885 * Set w_empty_rows and w_filler_rows for window "wp", having used up "used"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1886 * screen lines for text lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1887 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1888 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1889 set_empty_rows(win_T *wp, int used)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1890 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1891 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1892 wp->w_filler_rows = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1893 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1894 if (used == 0)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1895 wp->w_empty_rows = 0; // single line that doesn't fit
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1896 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1897 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1898 wp->w_empty_rows = wp->w_height - used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1899 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1900 if (wp->w_botline <= wp->w_buffer->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1901 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1902 wp->w_filler_rows = diff_check_fill(wp, wp->w_botline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1903 if (wp->w_empty_rows > wp->w_filler_rows)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1904 wp->w_empty_rows -= wp->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1905 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1906 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1907 wp->w_filler_rows = wp->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1908 wp->w_empty_rows = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1909 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1910 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1911 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1912 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1913 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1914
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1915 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1916 * Recompute topline to put the cursor at the bottom of the window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1917 * Scroll at least "min_scroll" lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1918 * If "set_topbot" is TRUE, set topline and botline first (for "zb").
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1919 * This is messy stuff!!!
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1920 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1921 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	1922 scroll_cursor_bot(int min_scroll, int set_topbot)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1923 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1924 int used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1925 int scrolled = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1926 int extra = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1927 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1928 linenr_T line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1929 linenr_T old_topline = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1930 lineoff_T loff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1931 lineoff_T boff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1932 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1933 int old_topfill = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1934 int fill_below_window;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1935 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1936 linenr_T old_botline = curwin->w_botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1937 linenr_T old_valid = curwin->w_valid;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1938 int old_empty_rows = curwin->w_empty_rows;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1939 linenr_T cln; // Cursor Line Number
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1940 long so = get_scrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1941
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1942 cln = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1943 if (set_topbot)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1944 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1945 used = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1946 curwin->w_botline = cln + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1947 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1948 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1949 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1950 for (curwin->w_topline = curwin->w_botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1951 curwin->w_topline > 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1952 curwin->w_topline = loff.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1953 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1954 loff.lnum = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1955 topline_back(&loff);
2082 8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	1956 if (loff.height == MAXCOL \|\| used + loff.height > curwin->w_height)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1957 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1958 used += loff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1959 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1960 curwin->w_topfill = loff.fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1961 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1962 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1963 set_empty_rows(curwin, used);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1964 curwin->w_valid \|= VALID_BOTLINE\|VALID_BOTLINE_AP;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1965 if (curwin->w_topline != old_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1966 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1967 \|\| curwin->w_topfill != old_topfill
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1968 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1969 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1970 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1971 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1972 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1973 validate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1974
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1975 // The lines of the cursor line itself are always used.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1976 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1977 used = plines_nofill(cln);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1978 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1979 validate_cheight();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1980 used = curwin->w_cline_height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1981 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1982
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1983 // If the cursor is below botline, we will at least scroll by the height
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1984 // of the cursor line. Correct for empty lines, which are really part of
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	1985 // botline.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1986 if (cln >= curwin->w_botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1987 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1988 scrolled = used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1989 if (cln == curwin->w_botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1990 scrolled -= curwin->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1991 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1992
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1993 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1994 * Stop counting lines to scroll when
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1995 * - hitting start of the file
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1996 * - scrolled nothing or at least 'sj' lines
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	1997 * - at least 'scrolloff' lines below the cursor
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1998 * - lines between botline and cursor have been counted
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1999 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2000 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2001 if (!hasFolding(curwin->w_cursor.lnum, &loff.lnum, &boff.lnum))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2002 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2003 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2004 loff.lnum = cln;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2005 boff.lnum = cln;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2006 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2007 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2008 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2009 boff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2010 fill_below_window = diff_check_fill(curwin, curwin->w_botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2011 - curwin->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2012 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2013
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2014 while (loff.lnum > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2015 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2016 // Stop when scrolled nothing or at least "min_scroll", found "extra"
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2017 // context for 'scrolloff' and counted all lines below the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2018 if ((((scrolled <= 0 \|\| scrolled >= min_scroll)
18354 9f51d0cef8da patch 8.1.2171: mouse support not always available Bram Moolenaar <Bram@vim.org> parents: 17863 diff changeset	2019 && extra >= (mouse_dragging > 0 ? mouse_dragging - 1 : so))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2020 \|\| boff.lnum + 1 > curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2021 && loff.lnum <= curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2022 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2023 && (loff.lnum < curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2024 \|\| loff.fill >= fill_below_window)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2025 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2026 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2027 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2028
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2029 // Add one line above
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2030 topline_back(&loff);
2082 8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2031 if (loff.height == MAXCOL)
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2032 used = MAXCOL;
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2033 else
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2034 used += loff.height;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2035 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2036 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2037 if (loff.lnum >= curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2038 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2039 && (loff.lnum > curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2040 \|\| loff.fill <= fill_below_window)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2041 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2042 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2043 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2044 // Count screen lines that are below the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2045 scrolled += loff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2046 if (loff.lnum == curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2047 #ifdef FEAT_DIFF
15064 7b2dcca9e0c1 patch 8.1.0543: Coverity warns for leaking memory and using wrong struct Bram Moolenaar <Bram@vim.org> parents: 14873 diff changeset	2048 && loff.fill == 0
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2049 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2050 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2051 scrolled -= curwin->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2052 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2053
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2054 if (boff.lnum < curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2055 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2056 // Add one line below
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2057 botline_forw(&boff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2058 used += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2059 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2060 break;
18354 9f51d0cef8da patch 8.1.2171: mouse support not always available Bram Moolenaar <Bram@vim.org> parents: 17863 diff changeset	2061 if (extra < ( mouse_dragging > 0 ? mouse_dragging - 1 : so)
9f51d0cef8da patch 8.1.2171: mouse support not always available Bram Moolenaar <Bram@vim.org> parents: 17863 diff changeset	2062 \|\| scrolled < min_scroll)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2063 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2064 extra += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2065 if (boff.lnum >= curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2066 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2067 \|\| (boff.lnum + 1 == curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2068 && boff.fill > curwin->w_filler_rows)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2069 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2070 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2071 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2072 // Count screen lines that are below the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2073 scrolled += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2074 if (boff.lnum == curwin->w_botline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2075 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2076 && boff.fill == 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2077 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2078 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2079 scrolled -= curwin->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2080 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2081 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2082 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2083 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2084
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2085 // curwin->w_empty_rows is larger, no need to scroll
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2086 if (scrolled <= 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2087 line_count = 0;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2088 // more than a screenfull, don't scroll but redraw
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2089 else if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2090 line_count = used;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2091 // scroll minimal number of lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2092 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2093 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2094 line_count = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2095 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2096 boff.fill = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2097 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2098 boff.lnum = curwin->w_topline - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2099 for (i = 0; i < scrolled && boff.lnum < curwin->w_botline; )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2100 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2101 botline_forw(&boff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2102 i += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2103 ++line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2104 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2105 if (i < scrolled) // below curwin->w_botline, don't scroll
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2106 line_count = 9999;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2107 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2108
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2109 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2110 * Scroll up if the cursor is off the bottom of the screen a bit.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2111 * Otherwise put it at 1/2 of the screen.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2112 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2113 if (line_count >= curwin->w_height && line_count > min_scroll)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2114 scroll_cursor_halfway(FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2115 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2116 scrollup(line_count, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2117
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2118 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2119 * If topline didn't change we need to restore w_botline and w_empty_rows
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2120 * (we changed them).
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2121 * If topline did change, update_screen() will set botline.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2122 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2123 if (curwin->w_topline == old_topline && set_topbot)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2124 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2125 curwin->w_botline = old_botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2126 curwin->w_empty_rows = old_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2127 curwin->w_valid = old_valid;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2128 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2129 curwin->w_valid \|= VALID_TOPLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2130 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2131
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2132 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2133 * Recompute topline to put the cursor halfway the window
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2134 * If "atend" is TRUE, also put it halfway at the end of the file.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2135 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2136 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2137 scroll_cursor_halfway(int atend)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2138 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2139 int above = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2140 linenr_T topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2141 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2142 int topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2143 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2144 int below = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2145 int used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2146 lineoff_T loff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2147 lineoff_T boff;
5661 df3b0b70d8c1 updated for version 7.4.177 Bram Moolenaar <bram@vim.org> parents: 5653 diff changeset	2148 #ifdef FEAT_DIFF
5653 233ad7b960d0 updated for version 7.4.173 Bram Moolenaar <bram@vim.org> parents: 3968 diff changeset	2149 linenr_T old_topline = curwin->w_topline;
5661 df3b0b70d8c1 updated for version 7.4.177 Bram Moolenaar <bram@vim.org> parents: 5653 diff changeset	2150 #endif
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2151
22403 3351d2cd3f1f patch 8.2.1750: popup_setoptions() setting firstline fails if cursorline set Bram Moolenaar <Bram@vim.org> parents: 21321 diff changeset	2152 #ifdef FEAT_PROP_POPUP
3351d2cd3f1f patch 8.2.1750: popup_setoptions() setting firstline fails if cursorline set Bram Moolenaar <Bram@vim.org> parents: 21321 diff changeset	2153 // if the width changed this needs to be updated first
3351d2cd3f1f patch 8.2.1750: popup_setoptions() setting firstline fails if cursorline set Bram Moolenaar <Bram@vim.org> parents: 21321 diff changeset	2154 may_update_popup_position();
3351d2cd3f1f patch 8.2.1750: popup_setoptions() setting firstline fails if cursorline set Bram Moolenaar <Bram@vim.org> parents: 21321 diff changeset	2155 #endif
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2156 loff.lnum = boff.lnum = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2157 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2158 (void)hasFolding(loff.lnum, &loff.lnum, &boff.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2159 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2160 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2161 used = plines_nofill(loff.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2162 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2163 boff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2164 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2165 used = plines(loff.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2166 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2167 topline = loff.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2168 while (topline > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2169 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2170 if (below <= above) // add a line below the cursor first
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2171 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2172 if (boff.lnum < curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2173 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2174 botline_forw(&boff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2175 used += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2176 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2177 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2178 below += boff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2179 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2180 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2181 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2182 ++below; // count a "~" line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2183 if (atend)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2184 ++used;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2185 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2186 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2187
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2188 if (below > above) // add a line above the cursor
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2189 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2190 topline_back(&loff);
2082 8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2191 if (loff.height == MAXCOL)
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2192 used = MAXCOL;
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2193 else
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2194 used += loff.height;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2195 if (used > curwin->w_height)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2196 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2197 above += loff.height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2198 topline = loff.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2199 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2200 topfill = loff.fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2201 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2202 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2203 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2204 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2205 if (!hasFolding(topline, &curwin->w_topline, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2206 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2207 curwin->w_topline = topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2208 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2209 curwin->w_topfill = topfill;
5653 233ad7b960d0 updated for version 7.4.173 Bram Moolenaar <bram@vim.org> parents: 3968 diff changeset	2210 if (old_topline > curwin->w_topline + curwin->w_height)
233ad7b960d0 updated for version 7.4.173 Bram Moolenaar <bram@vim.org> parents: 3968 diff changeset	2211 curwin->w_botfill = FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2212 check_topfill(curwin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2213 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2214 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2215 curwin->w_valid \|= VALID_TOPLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2216 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2217
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2218 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2219 * Correct the cursor position so that it is in a part of the screen at least
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2220 * 'scrolloff' lines from the top and bottom, if possible.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2221 * If not possible, put it at the same position as scroll_cursor_halfway().
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2222 * When called topline must be valid!
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2223 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2224 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2225 cursor_correct(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2226 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2227 int above = 0; // screen lines above topline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2228 linenr_T topline;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2229 int below = 0; // screen lines below botline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2230 linenr_T botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2231 int above_wanted, below_wanted;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2232 linenr_T cln; // Cursor Line Number
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2233 int max_off;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2234 long so = get_scrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2235
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2236 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2237 * How many lines we would like to have above/below the cursor depends on
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2238 * whether the first/last line of the file is on screen.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2239 */
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2240 above_wanted = so;
ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2241 below_wanted = so;
1121 e63691e7c504 updated for version 7.1a vimboss parents: 752 diff changeset	2242 if (mouse_dragging > 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2243 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2244 above_wanted = mouse_dragging - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2245 below_wanted = mouse_dragging - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2246 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2247 if (curwin->w_topline == 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2248 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2249 above_wanted = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2250 max_off = curwin->w_height / 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2251 if (below_wanted > max_off)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2252 below_wanted = max_off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2253 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2254 validate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2255 if (curwin->w_botline == curbuf->b_ml.ml_line_count + 1
18354 9f51d0cef8da patch 8.1.2171: mouse support not always available Bram Moolenaar <Bram@vim.org> parents: 17863 diff changeset	2256 && mouse_dragging == 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2257 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2258 below_wanted = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2259 max_off = (curwin->w_height - 1) / 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2260 if (above_wanted > max_off)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2261 above_wanted = max_off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2262 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2263
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2264 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2265 * If there are sufficient file-lines above and below the cursor, we can
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2266 * return now.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2267 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2268 cln = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2269 if (cln >= curwin->w_topline + above_wanted
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2270 && cln < curwin->w_botline - below_wanted
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2271 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2272 && !hasAnyFolding(curwin)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2273 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2274 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2275 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2276
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2277 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2278 * Narrow down the area where the cursor can be put by taking lines from
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2279 * the top and the bottom until:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2280 * - the desired context lines are found
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2281 * - the lines from the top is past the lines from the bottom
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2282 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2283 topline = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2284 botline = curwin->w_botline - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2285 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2286 // count filler lines as context
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2287 above = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2288 below = curwin->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2289 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2290 while ((above < above_wanted \|\| below < below_wanted) && topline < botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2291 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2292 if (below < below_wanted && (below <= above \|\| above >= above_wanted))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2293 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2294 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2295 if (hasFolding(botline, &botline, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2296 ++below;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2297 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2298 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2299 below += plines(botline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2300 --botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2301 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2302 if (above < above_wanted && (above < below \|\| below >= below_wanted))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2303 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2304 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2305 if (hasFolding(topline, NULL, &topline))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2306 ++above;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2307 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2308 #endif
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	2309 above += PLINES_NOFILL(topline);
84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	2310 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2311 // Count filler lines below this line as context.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2312 if (topline < botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2313 above += diff_check_fill(curwin, topline + 1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2314 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2315 ++topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2316 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2317 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2318 if (topline == botline \|\| botline == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2319 curwin->w_cursor.lnum = topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2320 else if (topline > botline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2321 curwin->w_cursor.lnum = botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2322 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2323 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2324 if (cln < topline && curwin->w_topline > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2325 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2326 curwin->w_cursor.lnum = topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2327 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2328 ~(VALID_WROW\|VALID_WCOL\|VALID_CHEIGHT\|VALID_CROW);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2329 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2330 if (cln > botline && curwin->w_botline <= curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2331 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2332 curwin->w_cursor.lnum = botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2333 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2334 ~(VALID_WROW\|VALID_WCOL\|VALID_CHEIGHT\|VALID_CROW);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2335 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2336 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2337 curwin->w_valid \|= VALID_TOPLINE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2338 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2339
7803 37c929c4a073 commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713 Christian Brabandt <cb@256bit.org> parents: 7103 diff changeset	2340 static void get_scroll_overlap(lineoff_T *lp, int dir);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2341
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2342 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2343 * move screen 'count' pages up or down and update screen
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2344 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2345 * return FAIL for failure, OK otherwise
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2346 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2347 int
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2348 onepage(int dir, long count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2349 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2350 long n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2351 int retval = OK;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2352 lineoff_T loff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2353 linenr_T old_topline = curwin->w_topline;
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2354 long so = get_scrolloff_value();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2355
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2356 if (curbuf->b_ml.ml_line_count == 1) // nothing to do
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2357 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2358 beep_flush();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2359 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2360 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2361
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2362 for ( ; count > 0; --count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2363 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2364 validate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2365 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2366 * It's an error to move a page up when the first line is already on
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2367 * the screen. It's an error to move a page down when the last line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2368 * is on the screen and the topline is 'scrolloff' lines from the
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2369 * last line.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2370 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2371 if (dir == FORWARD
15713 ad8b2c109b22 patch 8.1.0864: cannot have a local value for 'scrolloff' and 'sidescrolloff' Bram Moolenaar <Bram@vim.org> parents: 15697 diff changeset	2372 ? ((curwin->w_topline >= curbuf->b_ml.ml_line_count - so)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2373 && curwin->w_botline > curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2374 : (curwin->w_topline == 1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2375 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2376 && curwin->w_topfill ==
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2377 diff_check_fill(curwin, curwin->w_topline)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2378 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2379 ))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2380 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2381 beep_flush();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2382 retval = FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2383 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2384 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2385
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2386 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2387 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2388 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2389 if (dir == FORWARD)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2390 {
10349 cf988222b150 commit https://github.com/vim/vim/commit/a1f4cb93ba50ea9e40cd4b1f5592b8a6d1398660 Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	2391 if (ONE_WINDOW && p_window > 0 && p_window < Rows - 1)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2392 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2393 // Vi compatible scrolling
164 8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2394 if (p_window <= 2)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2395 ++curwin->w_topline;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2396 else
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2397 curwin->w_topline += p_window - 2;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2398 if (curwin->w_topline > curbuf->b_ml.ml_line_count)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2399 curwin->w_topline = curbuf->b_ml.ml_line_count;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2400 curwin->w_cursor.lnum = curwin->w_topline;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2401 }
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2402 else if (curwin->w_botline > curbuf->b_ml.ml_line_count)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2403 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2404 // at end of file
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2405 curwin->w_topline = curbuf->b_ml.ml_line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2406 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2407 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2408 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2409 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2410 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2411 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2412 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2413 // For the overlap, start with the line just below the window
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2414 // and go upwards.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2415 loff.lnum = curwin->w_botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2416 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2417 loff.fill = diff_check_fill(curwin, loff.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2418 - curwin->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2419 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2420 get_scroll_overlap(&loff, -1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2421 curwin->w_topline = loff.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2422 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2423 curwin->w_topfill = loff.fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2424 check_topfill(curwin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2425 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2426 curwin->w_cursor.lnum = curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2427 curwin->w_valid &= ~(VALID_WCOL\|VALID_CHEIGHT\|VALID_WROW\|
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2428 VALID_CROW\|VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2429 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2430 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2431 else // dir == BACKWARDS
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2432 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2433 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2434 if (curwin->w_topline == 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2435 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2436 // Include max number of filler lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2437 max_topfill();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2438 continue;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2439 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2440 #endif
10349 cf988222b150 commit https://github.com/vim/vim/commit/a1f4cb93ba50ea9e40cd4b1f5592b8a6d1398660 Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	2441 if (ONE_WINDOW && p_window > 0 && p_window < Rows - 1)
164 8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2442 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2443 // Vi compatible scrolling (sort of)
164 8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2444 if (p_window <= 2)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2445 --curwin->w_topline;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2446 else
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2447 curwin->w_topline -= p_window - 2;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2448 if (curwin->w_topline < 1)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2449 curwin->w_topline = 1;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2450 curwin->w_cursor.lnum = curwin->w_topline + p_window - 1;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2451 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2452 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2453 continue;
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2454 }
8b0ee9d57d7f updated for version 7.0050 vimboss parents: 161 diff changeset	2455
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2456 // Find the line at the top of the window that is going to be the
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2457 // line at the bottom of the window. Make sure this results in
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2458 // the same line as before doing CTRL-F.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2459 loff.lnum = curwin->w_topline - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2460 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2461 loff.fill = diff_check_fill(curwin, loff.lnum + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2462 - curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2463 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2464 get_scroll_overlap(&loff, 1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2465
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2466 if (loff.lnum >= curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2467 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2468 loff.lnum = curbuf->b_ml.ml_line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2469 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2470 loff.fill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2471 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2472 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2473 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2474 botline_topline(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2475 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2476 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2477 curwin->w_cursor.lnum = loff.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2478
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2479 // Find the line just above the new topline to get the right line
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2480 // at the bottom of the window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2481 n = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2482 while (n <= curwin->w_height && loff.lnum >= 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2483 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2484 topline_back(&loff);
2082 8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2485 if (loff.height == MAXCOL)
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2486 n = MAXCOL;
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2487 else
8ca3c9ad0bee updated for version 7.2.366 Bram Moolenaar <bram@zimbu.org> parents: 2070 diff changeset	2488 n += loff.height;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2489 }
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2490 if (loff.lnum < 1) // at begin of file
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2491 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2492 curwin->w_topline = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2493 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2494 max_topfill();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2495 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2496 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2497 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2498 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2499 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2500 // Go two lines forward again.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2501 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2502 topline_botline(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2503 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2504 botline_forw(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2505 botline_forw(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2506 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2507 botline_topline(&loff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2508 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2509 #ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2510 // We're at the wrong end of a fold now.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2511 (void)hasFolding(loff.lnum, &loff.lnum, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2512 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2513
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2514 // Always scroll at least one line. Avoid getting stuck on
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2515 // very long lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2516 if (loff.lnum >= curwin->w_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2517 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2518 && (loff.lnum > curwin->w_topline
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2519 \|\| loff.fill >= curwin->w_topfill)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2520 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2521 )
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2522 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2523 #ifdef FEAT_DIFF
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2524 // First try using the maximum number of filler lines. If
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2525 // that's not enough, backup one line.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2526 loff.fill = curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2527 if (curwin->w_topfill < diff_check_fill(curwin,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2528 curwin->w_topline))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2529 max_topfill();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2530 if (curwin->w_topfill == loff.fill)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2531 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2532 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2533 --curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2534 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2535 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2536 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2537 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2538 comp_botline(curwin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2539 curwin->w_cursor.lnum = curwin->w_botline - 1;
5764 b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	2540 curwin->w_valid &=
b650f2db8f96 updated for version 7.4.226 Bram Moolenaar <bram@vim.org> parents: 5749 diff changeset	2541 ~(VALID_WCOL\|VALID_CHEIGHT\|VALID_WROW\|VALID_CROW);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2542 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2543 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2544 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2545 curwin->w_topline = loff.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2546 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2547 curwin->w_topfill = loff.fill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2548 check_topfill(curwin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2549 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2550 curwin->w_valid &= ~(VALID_WROW\|VALID_CROW\|VALID_BOTLINE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2551 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2552 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2553 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2554 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2555 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2556 foldAdjustCursor();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2557 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2558 cursor_correct();
10102 b80ad55d62d8 commit https://github.com/vim/vim/commit/bc54f3f3fed4dc3556df8c46cee6739d211b0eb2 Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	2559 check_cursor_col();
161 6df0106fc595 updated for version 7.0049 vimboss parents: 119 diff changeset	2560 if (retval == OK)
6df0106fc595 updated for version 7.0049 vimboss parents: 119 diff changeset	2561 beginline(BL_SOL \| BL_FIX);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2562 curwin->w_valid &= ~(VALID_WCOL\|VALID_WROW\|VALID_VIRTCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2563
14317 1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2564 if (retval == OK && dir == FORWARD)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2565 {
14317 1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2566 // Avoid the screen jumping up and down when 'scrolloff' is non-zero.
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2567 // But make sure we scroll at least one line (happens with mix of long
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2568 // wrapping lines and non-wrapping line).
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2569 if (check_top_offset())
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2570 {
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2571 scroll_cursor_top(1, FALSE);
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2572 if (curwin->w_topline <= old_topline
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2573 && old_topline < curbuf->b_ml.ml_line_count)
14317 1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2574 {
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2575 curwin->w_topline = old_topline + 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2576 #ifdef FEAT_FOLDING
14317 1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2577 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2578 #endif
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2579 }
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2580 }
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2581 #ifdef FEAT_FOLDING
1bc96dbb5498 patch 8.1.0174: after paging up and down fold line is wrong Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	2582 else if (curwin->w_botline > curbuf->b_ml.ml_line_count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2583 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2584 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2585 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2586
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2587 redraw_later(VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2588 return retval;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2589 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2590
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2591 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2592 * Decide how much overlap to use for page-up or page-down scrolling.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2593 * This is symmetric, so that doing both keeps the same lines displayed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2594 * Three lines are examined:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2595 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2596 * before CTRL-F after CTRL-F / before CTRL-B
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2597 * etc. l1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2598 * l1 last but one line ------------
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2599 * l2 last text line l2 top text line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2600 * ------------- l3 second text line
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2601 * l3 etc.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2602 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2603 static void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2604 get_scroll_overlap(lineoff_T *lp, int dir)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2605 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2606 int h1, h2, h3, h4;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2607 int min_height = curwin->w_height - 2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2608 lineoff_T loff0, loff1, loff2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2609
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2610 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2611 if (lp->fill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2612 lp->height = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2613 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2614 lp->height = plines_nofill(lp->lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2615 #else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2616 lp->height = plines(lp->lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2617 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2618 h1 = lp->height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2619 if (h1 > min_height)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2620 return; // no overlap
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2621
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2622 loff0 = *lp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2623 if (dir > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2624 botline_forw(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2625 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2626 topline_back(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2627 h2 = lp->height;
3968 e2d36f345a7f updated for version 7.3.739 Bram Moolenaar <bram@vim.org> parents: 3433 diff changeset	2628 if (h2 == MAXCOL \|\| h2 + h1 > min_height)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2629 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2630 *lp = loff0; // no overlap
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2631 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2632 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2633
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2634 loff1 = *lp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2635 if (dir > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2636 botline_forw(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2637 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2638 topline_back(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2639 h3 = lp->height;
3968 e2d36f345a7f updated for version 7.3.739 Bram Moolenaar <bram@vim.org> parents: 3433 diff changeset	2640 if (h3 == MAXCOL \|\| h3 + h2 > min_height)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2641 {
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2642 *lp = loff0; // no overlap
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2643 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2644 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2645
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2646 loff2 = *lp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2647 if (dir > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2648 botline_forw(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2649 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2650 topline_back(lp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2651 h4 = lp->height;
3968 e2d36f345a7f updated for version 7.3.739 Bram Moolenaar <bram@vim.org> parents: 3433 diff changeset	2652 if (h4 == MAXCOL \|\| h4 + h3 + h2 > min_height \|\| h3 + h2 + h1 > min_height)
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2653 *lp = loff1; // 1 line overlap
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2654 else
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2655 *lp = loff2; // 2 lines overlap
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2656 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2657 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2658
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2659 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2660 * Scroll 'scroll' lines up or down.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2661 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2662 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2663 halfpage(int flag, linenr_T Prenum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2664 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2665 long scrolled = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2666 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2667 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2668 int room;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2669
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2670 if (Prenum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2671 curwin->w_p_scr = (Prenum > curwin->w_height) ?
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2672 curwin->w_height : Prenum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2673 n = (curwin->w_p_scr <= curwin->w_height) ?
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2674 curwin->w_p_scr : curwin->w_height;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2675
11258 84f71a8a5f2c patch 8.0.0515: ml_get errors in silent Ex mode Christian Brabandt <cb@256bit.org> parents: 11121 diff changeset	2676 update_topline();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2677 validate_botline();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2678 room = curwin->w_empty_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2679 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2680 room += curwin->w_filler_rows;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2681 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2682 if (flag)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2683 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2684 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2685 * scroll the text up
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2686 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2687 while (n > 0 && curwin->w_botline <= curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2688 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2689 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2690 if (curwin->w_topfill > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2691 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2692 i = 1;
21321 1421eca61db9 patch 8.2.1211: removed more than dead code Bram Moolenaar <Bram@vim.org> parents: 21134 diff changeset	2693 --n;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2694 --curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2695 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2696 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2697 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2698 {
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	2699 i = PLINES_NOFILL(curwin->w_topline);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2700 n -= i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2701 if (n < 0 && scrolled > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2702 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2703 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2704 (void)hasFolding(curwin->w_topline, NULL, &curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2705 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2706 ++curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2707 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2708 curwin->w_topfill = diff_check_fill(curwin, curwin->w_topline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2709 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2710
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2711 if (curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2712 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2713 ++curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2714 curwin->w_valid &=
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2715 ~(VALID_VIRTCOL\|VALID_CHEIGHT\|VALID_WCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2716 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2717 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2718 curwin->w_valid &= ~(VALID_CROW\|VALID_WROW);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2719 scrolled += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2720
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2721 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2722 * Correct w_botline for changed w_topline.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2723 * Won't work when there are filler lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2724 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2725 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2726 if (curwin->w_p_diff)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2727 curwin->w_valid &= ~(VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2728 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2729 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2730 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2731 room += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2732 do
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2733 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2734 i = plines(curwin->w_botline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2735 if (i > room)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2736 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2737 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2738 (void)hasFolding(curwin->w_botline, NULL,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2739 &curwin->w_botline);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2740 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2741 ++curwin->w_botline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2742 room -= i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2743 } while (curwin->w_botline <= curbuf->b_ml.ml_line_count);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2744 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2745 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2746
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2747 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2748 * When hit bottom of the file: move cursor down.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2749 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2750 if (n > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2751 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2752 # ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2753 if (hasAnyFolding(curwin))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2754 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2755 while (--n >= 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2756 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2757 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2758 (void)hasFolding(curwin->w_cursor.lnum, NULL,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2759 &curwin->w_cursor.lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2760 ++curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2761 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2762 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2763 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2764 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2765 curwin->w_cursor.lnum += n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2766 check_cursor_lnum();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2767 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2768 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2769 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2770 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2771 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2772 * scroll the text down
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2773 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2774 while (n > 0 && curwin->w_topline > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2775 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2776 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2777 if (curwin->w_topfill < diff_check_fill(curwin, curwin->w_topline))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2778 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2779 i = 1;
16042 7952be788a49 patch 8.1.1026: unused condition Bram Moolenaar <Bram@vim.org> parents: 15713 diff changeset	2780 --n;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2781 ++curwin->w_topfill;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2782 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2783 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2784 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2785 {
7103 84d318257a45 commit https://github.com/vim/vim/commit/43335ea394fe247132b9701c55cccf51e6c36425 Christian Brabandt <cb@256bit.org> parents: 7088 diff changeset	2786 i = PLINES_NOFILL(curwin->w_topline - 1);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2787 n -= i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2788 if (n < 0 && scrolled > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2789 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2790 --curwin->w_topline;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2791 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2792 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2793 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2794 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2795 curwin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2796 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2797 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2798 curwin->w_valid &= ~(VALID_CROW\|VALID_WROW\|
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2799 VALID_BOTLINE\|VALID_BOTLINE_AP);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2800 scrolled += i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2801 if (curwin->w_cursor.lnum > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2802 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2803 --curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2804 curwin->w_valid &= ~(VALID_VIRTCOL\|VALID_CHEIGHT\|VALID_WCOL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2805 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2806 }
16042 7952be788a49 patch 8.1.1026: unused condition Bram Moolenaar <Bram@vim.org> parents: 15713 diff changeset	2807
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2808 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2809 * When hit top of the file: move cursor up.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2810 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2811 if (n > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2812 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2813 if (curwin->w_cursor.lnum <= (linenr_T)n)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2814 curwin->w_cursor.lnum = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2815 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2816 # ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2817 if (hasAnyFolding(curwin))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2818 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2819 while (--n >= 0 && curwin->w_cursor.lnum > 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2820 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2821 --curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2822 (void)hasFolding(curwin->w_cursor.lnum,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2823 &curwin->w_cursor.lnum, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2824 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2825 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2826 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2827 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2828 curwin->w_cursor.lnum -= n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2829 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2830 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2831 # ifdef FEAT_FOLDING
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2832 // Move cursor to first line of closed fold.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2833 foldAdjustCursor();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2834 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2835 #ifdef FEAT_DIFF
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2836 check_topfill(curwin, !flag);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2837 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2838 cursor_correct();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2839 beginline(BL_SOL \| BL_FIX);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2840 redraw_later(VALID);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2841 }
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2842
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2843 void
7829 2a8d6b2dd925 commit https://github.com/vim/vim/commit/9b57814db13c29ecb08260b36923c0e1c8a373a9 Christian Brabandt <cb@256bit.org> parents: 7803 diff changeset	2844 do_check_cursorbind(void)
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2845 {
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2846 linenr_T line = curwin->w_cursor.lnum;
3415 7f1bce9c9b79 updated for version 7.3.473 Bram Moolenaar <bram@vim.org> parents: 3318 diff changeset	2847 colnr_T col = curwin->w_cursor.col;
7f1bce9c9b79 updated for version 7.3.473 Bram Moolenaar <bram@vim.org> parents: 3318 diff changeset	2848 colnr_T coladd = curwin->w_cursor.coladd;
3433 3229335d0c4e updated for version 7.3.482 Bram Moolenaar <bram@vim.org> parents: 3415 diff changeset	2849 colnr_T curswant = curwin->w_curswant;
3229335d0c4e updated for version 7.3.482 Bram Moolenaar <bram@vim.org> parents: 3415 diff changeset	2850 int set_curswant = curwin->w_set_curswant;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2851 win_T *old_curwin = curwin;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2852 buf_T *old_curbuf = curbuf;
2693 0606065af0a0 updated for version 7.3.111 Bram Moolenaar <bram@vim.org> parents: 2688 diff changeset	2853 int restart_edit_save;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2854 int old_VIsual_select = VIsual_select;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2855 int old_VIsual_active = VIsual_active;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2856
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2857 /*
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2858 * loop through the cursorbound windows
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2859 */
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2860 VIsual_select = VIsual_active = 0;
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 8643 diff changeset	2861 FOR_ALL_WINDOWS(curwin)
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2862 {
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2863 curbuf = curwin->w_buffer;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2864 // skip original window and windows with 'noscrollbind'
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2865 if (curwin != old_curwin && curwin->w_p_crb)
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2866 {
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2867 # ifdef FEAT_DIFF
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2868 if (curwin->w_p_diff)
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10102 diff changeset	2869 curwin->w_cursor.lnum =
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10102 diff changeset	2870 diff_get_corresponding_line(old_curbuf, line);
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2871 else
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2872 # endif
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2873 curwin->w_cursor.lnum = line;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2874 curwin->w_cursor.col = col;
3415 7f1bce9c9b79 updated for version 7.3.473 Bram Moolenaar <bram@vim.org> parents: 3318 diff changeset	2875 curwin->w_cursor.coladd = coladd;
3433 3229335d0c4e updated for version 7.3.482 Bram Moolenaar <bram@vim.org> parents: 3415 diff changeset	2876 curwin->w_curswant = curswant;
3229335d0c4e updated for version 7.3.482 Bram Moolenaar <bram@vim.org> parents: 3415 diff changeset	2877 curwin->w_set_curswant = set_curswant;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2878
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2879 // Make sure the cursor is in a valid position. Temporarily set
80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2880 // "restart_edit" to allow the cursor to be beyond the EOL.
2693 0606065af0a0 updated for version 7.3.111 Bram Moolenaar <bram@vim.org> parents: 2688 diff changeset	2881 restart_edit_save = restart_edit;
0606065af0a0 updated for version 7.3.111 Bram Moolenaar <bram@vim.org> parents: 2688 diff changeset	2882 restart_edit = TRUE;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2883 check_cursor();
10607 e39300d3d2cf patch 8.0.0193: accidentally removed #ifdef Christian Brabandt <cb@256bit.org> parents: 10597 diff changeset	2884 # ifdef FEAT_SYN_HL
10597 472bff31a20a patch 8.0.0188: redrawing for 'cursorbind' is inefficient Christian Brabandt <cb@256bit.org> parents: 10585 diff changeset	2885 if (curwin->w_p_cul \|\| curwin->w_p_cuc)
10583 f91c0376f2c6 patch 8.0.0181: with cursorbind set cursor column highlighting is off Christian Brabandt <cb@256bit.org> parents: 10349 diff changeset	2886 validate_cursor();
10607 e39300d3d2cf patch 8.0.0193: accidentally removed #ifdef Christian Brabandt <cb@256bit.org> parents: 10597 diff changeset	2887 # endif
2693 0606065af0a0 updated for version 7.3.111 Bram Moolenaar <bram@vim.org> parents: 2688 diff changeset	2888 restart_edit = restart_edit_save;
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2889 // Correct cursor for multi-byte character.
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2890 if (has_mbyte)
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2891 mb_adjust_cursor();
10597 472bff31a20a patch 8.0.0188: redrawing for 'cursorbind' is inefficient Christian Brabandt <cb@256bit.org> parents: 10585 diff changeset	2892 redraw_later(VALID);
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2893
18931 80b40bd5ec1a patch 8.2.0026: still some /* / comments Bram Moolenaar <Bram@vim.org>* parents: 18892 diff changeset	2894 // Only scroll when 'scrollbind' hasn't done this.
2688 f016c3708ae3 updated for version 7.3.106 Bram Moolenaar <bram@vim.org> parents: 2577 diff changeset	2895 if (!curwin->w_p_scb)
f016c3708ae3 updated for version 7.3.106 Bram Moolenaar <bram@vim.org> parents: 2577 diff changeset	2896 update_topline();
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2897 curwin->w_redr_status = TRUE;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2898 }
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2899 }
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2900
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2901 /*
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2902 * reset current-window
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2903 */
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2904 VIsual_select = old_VIsual_select;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2905 VIsual_active = old_VIsual_active;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2906 curwin = old_curwin;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2907 curbuf = old_curbuf;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2210 diff changeset	2908 }

Mercurial > vim

annotate src/move.c @ 22886:38324d4f1c94 v8.2.1990