Mercurial > vim
view src/normal.c @ 20414:cbf8715299d8
Added tag v8.2.0761 for changeset 92826050c45e3db9a67bcad9c44f6d4a2a065dc5
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Fri, 15 May 2020 22:15:04 +0200 |
| parents | b790d00d5ccb |
| children | 5995db0fe84a |
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/* vi:set ts=8 sts=4 sw=4 noet: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * normal.c: Contains the main routine for processing characters in command * mode. Communicates closely with the code in ops.c to handle * the operators. */ #include "vim.h" static int VIsual_mode_orig = NUL; // saved Visual mode static int restart_VIsual_select = 0; #ifdef FEAT_EVAL static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); #endif static int nv_compare(const void *s1, const void *s2); static void unshift_special(cmdarg_T *cap); #ifdef FEAT_CMDL_INFO static void del_from_showcmd(int); #endif /* * nv_*(): functions called to handle Normal and Visual mode commands. * n_*(): functions called to handle Normal mode commands. * v_*(): functions called to handle Visual mode commands. */ static void nv_ignore(cmdarg_T *cap); static void nv_nop(cmdarg_T *cap); static void nv_error(cmdarg_T *cap); static void nv_help(cmdarg_T *cap); static void nv_addsub(cmdarg_T *cap); static void nv_page(cmdarg_T *cap); static void nv_zet(cmdarg_T *cap); #ifdef FEAT_GUI static void nv_ver_scrollbar(cmdarg_T *cap); static void nv_hor_scrollbar(cmdarg_T *cap); #endif #ifdef FEAT_GUI_TABLINE static void nv_tabline(cmdarg_T *cap); static void nv_tabmenu(cmdarg_T *cap); #endif static void nv_exmode(cmdarg_T *cap); static void nv_colon(cmdarg_T *cap); static void nv_ctrlg(cmdarg_T *cap); static void nv_ctrlh(cmdarg_T *cap); static void nv_clear(cmdarg_T *cap); static void nv_ctrlo(cmdarg_T *cap); static void nv_hat(cmdarg_T *cap); static void nv_Zet(cmdarg_T *cap); static void nv_ident(cmdarg_T *cap); static void nv_tagpop(cmdarg_T *cap); static void nv_scroll(cmdarg_T *cap); static void nv_right(cmdarg_T *cap); static void nv_left(cmdarg_T *cap); static void nv_up(cmdarg_T *cap); static void nv_down(cmdarg_T *cap); static void nv_end(cmdarg_T *cap); static void nv_dollar(cmdarg_T *cap); static void nv_search(cmdarg_T *cap); static void nv_next(cmdarg_T *cap); static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); static void nv_csearch(cmdarg_T *cap); static void nv_brackets(cmdarg_T *cap); static void nv_percent(cmdarg_T *cap); static void nv_brace(cmdarg_T *cap); static void nv_mark(cmdarg_T *cap); static void nv_findpar(cmdarg_T *cap); static void nv_undo(cmdarg_T *cap); static void nv_kundo(cmdarg_T *cap); static void nv_Replace(cmdarg_T *cap); static void nv_replace(cmdarg_T *cap); static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); static void v_visop(cmdarg_T *cap); static void nv_subst(cmdarg_T *cap); static void nv_abbrev(cmdarg_T *cap); static void nv_optrans(cmdarg_T *cap); static void nv_gomark(cmdarg_T *cap); static void nv_pcmark(cmdarg_T *cap); static void nv_regname(cmdarg_T *cap); static void nv_visual(cmdarg_T *cap); static void n_start_visual_mode(int c); static void nv_window(cmdarg_T *cap); static void nv_suspend(cmdarg_T *cap); static void nv_g_cmd(cmdarg_T *cap); static void nv_dot(cmdarg_T *cap); static void nv_redo(cmdarg_T *cap); static void nv_Undo(cmdarg_T *cap); static void nv_tilde(cmdarg_T *cap); static void nv_operator(cmdarg_T *cap); #ifdef FEAT_EVAL static void set_op_var(int optype); #endif static void nv_lineop(cmdarg_T *cap); static void nv_home(cmdarg_T *cap); static void nv_pipe(cmdarg_T *cap); static void nv_bck_word(cmdarg_T *cap); static void nv_wordcmd(cmdarg_T *cap); static void nv_beginline(cmdarg_T *cap); static void adjust_cursor(oparg_T *oap); static void adjust_for_sel(cmdarg_T *cap); static void nv_select(cmdarg_T *cap); static void nv_goto(cmdarg_T *cap); static void nv_normal(cmdarg_T *cap); static void nv_esc(cmdarg_T *oap); static void nv_edit(cmdarg_T *cap); static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); #ifdef FEAT_TEXTOBJ static void nv_object(cmdarg_T *cap); #endif static void nv_record(cmdarg_T *cap); static void nv_at(cmdarg_T *cap); static void nv_halfpage(cmdarg_T *cap); static void nv_join(cmdarg_T *cap); static void nv_put(cmdarg_T *cap); static void nv_put_opt(cmdarg_T *cap, int fix_indent); static void nv_open(cmdarg_T *cap); #ifdef FEAT_NETBEANS_INTG static void nv_nbcmd(cmdarg_T *cap); #endif #ifdef FEAT_DND static void nv_drop(cmdarg_T *cap); #endif static void nv_cursorhold(cmdarg_T *cap); static char *e_noident = N_("E349: No identifier under cursor"); /* * Function to be called for a Normal or Visual mode command. * The argument is a cmdarg_T. */ typedef void (*nv_func_T)(cmdarg_T *cap); // Values for cmd_flags. #define NV_NCH 0x01 // may need to get a second char #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char #define NV_LANG 0x08 // second char needs language adjustment #define NV_SS 0x10 // may start selection #define NV_SSS 0x20 // may start selection with shift modifier #define NV_STS 0x40 // may stop selection without shift modif. #define NV_RL 0x80 // 'rightleft' modifies command #define NV_KEEPREG 0x100 // don't clear regname #define NV_NCW 0x200 // not allowed in command-line window /* * Generally speaking, every Normal mode command should either clear any * pending operator (with *clearop*()), or set the motion type variable * oap->motion_type. * * When a cursor motion command is made, it is marked as being a character or * line oriented motion. Then, if an operator is in effect, the operation * becomes character or line oriented accordingly. */ /* * This table contains one entry for every Normal or Visual mode command. * The order doesn't matter, init_normal_cmds() will create a sorted index. * It is faster when all keys from zero to '~' are present. */ static const struct nv_cmd { int cmd_char; // (first) command character nv_func_T cmd_func; // function for this command short_u cmd_flags; // NV_ flags short cmd_arg; // value for ca.arg } nv_cmds[] = { {NUL, nv_error, 0, 0}, {Ctrl_A, nv_addsub, 0, 0}, {Ctrl_B, nv_page, NV_STS, BACKWARD}, {Ctrl_C, nv_esc, 0, TRUE}, {Ctrl_D, nv_halfpage, 0, 0}, {Ctrl_E, nv_scroll_line, 0, TRUE}, {Ctrl_F, nv_page, NV_STS, FORWARD}, {Ctrl_G, nv_ctrlg, 0, 0}, {Ctrl_H, nv_ctrlh, 0, 0}, {Ctrl_I, nv_pcmark, 0, 0}, {NL, nv_down, 0, FALSE}, {Ctrl_K, nv_error, 0, 0}, {Ctrl_L, nv_clear, 0, 0}, {CAR, nv_down, 0, TRUE}, {Ctrl_N, nv_down, NV_STS, FALSE}, {Ctrl_O, nv_ctrlo, 0, 0}, {Ctrl_P, nv_up, NV_STS, FALSE}, {Ctrl_Q, nv_visual, 0, FALSE}, {Ctrl_R, nv_redo, 0, 0}, {Ctrl_S, nv_ignore, 0, 0}, {Ctrl_T, nv_tagpop, NV_NCW, 0}, {Ctrl_U, nv_halfpage, 0, 0}, {Ctrl_V, nv_visual, 0, FALSE}, {'V', nv_visual, 0, FALSE}, {'v', nv_visual, 0, FALSE}, {Ctrl_W, nv_window, 0, 0}, {Ctrl_X, nv_addsub, 0, 0}, {Ctrl_Y, nv_scroll_line, 0, FALSE}, {Ctrl_Z, nv_suspend, 0, 0}, {ESC, nv_esc, 0, FALSE}, {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, {Ctrl_RSB, nv_ident, NV_NCW, 0}, {Ctrl_HAT, nv_hat, NV_NCW, 0}, {Ctrl__, nv_error, 0, 0}, {' ', nv_right, 0, 0}, {'!', nv_operator, 0, 0}, {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, {'#', nv_ident, 0, 0}, {'$', nv_dollar, 0, 0}, {'%', nv_percent, 0, 0}, {'&', nv_optrans, 0, 0}, {'\'', nv_gomark, NV_NCH_ALW, TRUE}, {'(', nv_brace, 0, BACKWARD}, {')', nv_brace, 0, FORWARD}, {'*', nv_ident, 0, 0}, {'+', nv_down, 0, TRUE}, {',', nv_csearch, 0, TRUE}, {'-', nv_up, 0, TRUE}, {'.', nv_dot, NV_KEEPREG, 0}, {'/', nv_search, 0, FALSE}, {'0', nv_beginline, 0, 0}, {'1', nv_ignore, 0, 0}, {'2', nv_ignore, 0, 0}, {'3', nv_ignore, 0, 0}, {'4', nv_ignore, 0, 0}, {'5', nv_ignore, 0, 0}, {'6', nv_ignore, 0, 0}, {'7', nv_ignore, 0, 0}, {'8', nv_ignore, 0, 0}, {'9', nv_ignore, 0, 0}, {':', nv_colon, 0, 0}, {';', nv_csearch, 0, FALSE}, {'<', nv_operator, NV_RL, 0}, {'=', nv_operator, 0, 0}, {'>', nv_operator, NV_RL, 0}, {'?', nv_search, 0, FALSE}, {'@', nv_at, NV_NCH_NOP, FALSE}, {'A', nv_edit, 0, 0}, {'B', nv_bck_word, 0, 1}, {'C', nv_abbrev, NV_KEEPREG, 0}, {'D', nv_abbrev, NV_KEEPREG, 0}, {'E', nv_wordcmd, 0, TRUE}, {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, {'G', nv_goto, 0, TRUE}, {'H', nv_scroll, 0, 0}, {'I', nv_edit, 0, 0}, {'J', nv_join, 0, 0}, {'K', nv_ident, 0, 0}, {'L', nv_scroll, 0, 0}, {'M', nv_scroll, 0, 0}, {'N', nv_next, 0, SEARCH_REV}, {'O', nv_open, 0, 0}, {'P', nv_put, 0, 0}, {'Q', nv_exmode, NV_NCW, 0}, {'R', nv_Replace, 0, FALSE}, {'S', nv_subst, NV_KEEPREG, 0}, {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, {'U', nv_Undo, 0, 0}, {'W', nv_wordcmd, 0, TRUE}, {'X', nv_abbrev, NV_KEEPREG, 0}, {'Y', nv_abbrev, NV_KEEPREG, 0}, {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, {'\\', nv_error, 0, 0}, {']', nv_brackets, NV_NCH_ALW, FORWARD}, {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, {'_', nv_lineop, 0, 0}, {'`', nv_gomark, NV_NCH_ALW, FALSE}, {'a', nv_edit, NV_NCH, 0}, {'b', nv_bck_word, 0, 0}, {'c', nv_operator, 0, 0}, {'d', nv_operator, 0, 0}, {'e', nv_wordcmd, 0, FALSE}, {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, {'h', nv_left, NV_RL, 0}, {'i', nv_edit, NV_NCH, 0}, {'j', nv_down, 0, FALSE}, {'k', nv_up, 0, FALSE}, {'l', nv_right, NV_RL, 0}, {'m', nv_mark, NV_NCH_NOP, 0}, {'n', nv_next, 0, 0}, {'o', nv_open, 0, 0}, {'p', nv_put, 0, 0}, {'q', nv_record, NV_NCH, 0}, {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, {'s', nv_subst, NV_KEEPREG, 0}, {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, {'u', nv_undo, 0, 0}, {'w', nv_wordcmd, 0, FALSE}, {'x', nv_abbrev, NV_KEEPREG, 0}, {'y', nv_operator, 0, 0}, {'z', nv_zet, NV_NCH_ALW, 0}, {'{', nv_findpar, 0, BACKWARD}, {'|', nv_pipe, 0, 0}, {'}', nv_findpar, 0, FORWARD}, {'~', nv_tilde, 0, 0}, // pound sign {POUND, nv_ident, 0, 0}, {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, {K_LEFTMOUSE, nv_mouse, 0, 0}, {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, {K_LEFTDRAG, nv_mouse, 0, 0}, {K_LEFTRELEASE, nv_mouse, 0, 0}, {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, {K_MOUSEMOVE, nv_mouse, 0, 0}, {K_MIDDLEMOUSE, nv_mouse, 0, 0}, {K_MIDDLEDRAG, nv_mouse, 0, 0}, {K_MIDDLERELEASE, nv_mouse, 0, 0}, {K_RIGHTMOUSE, nv_mouse, 0, 0}, {K_RIGHTDRAG, nv_mouse, 0, 0}, {K_RIGHTRELEASE, nv_mouse, 0, 0}, {K_X1MOUSE, nv_mouse, 0, 0}, {K_X1DRAG, nv_mouse, 0, 0}, {K_X1RELEASE, nv_mouse, 0, 0}, {K_X2MOUSE, nv_mouse, 0, 0}, {K_X2DRAG, nv_mouse, 0, 0}, {K_X2RELEASE, nv_mouse, 0, 0}, {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, {K_NOP, nv_nop, 0, 0}, {K_INS, nv_edit, 0, 0}, {K_KINS, nv_edit, 0, 0}, {K_BS, nv_ctrlh, 0, 0}, {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, {K_S_UP, nv_page, NV_SS, BACKWARD}, {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, {K_S_DOWN, nv_page, NV_SS, FORWARD}, {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, {K_END, nv_end, NV_SSS|NV_STS, FALSE}, {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, {K_S_END, nv_end, NV_SS, FALSE}, {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, {K_HOME, nv_home, NV_SSS|NV_STS, 0}, {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, {K_S_HOME, nv_home, NV_SS, 0}, {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, {K_DEL, nv_abbrev, 0, 0}, {K_KDEL, nv_abbrev, 0, 0}, {K_UNDO, nv_kundo, 0, 0}, {K_HELP, nv_help, NV_NCW, 0}, {K_F1, nv_help, NV_NCW, 0}, {K_XF1, nv_help, NV_NCW, 0}, {K_SELECT, nv_select, 0, 0}, #ifdef FEAT_GUI {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, #endif #ifdef FEAT_GUI_TABLINE {K_TABLINE, nv_tabline, 0, 0}, {K_TABMENU, nv_tabmenu, 0, 0}, #endif #ifdef FEAT_NETBEANS_INTG {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, #endif #ifdef FEAT_DND {K_DROP, nv_drop, NV_STS, 0}, #endif {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, {K_PS, nv_edit, 0, 0}, }; // Number of commands in nv_cmds[]. #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) // Sorted index of commands in nv_cmds[]. static short nv_cmd_idx[NV_CMDS_SIZE]; // The highest index for which // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] static int nv_max_linear; /* * Compare functions for qsort() below, that checks the command character * through the index in nv_cmd_idx[]. */ static int nv_compare(const void *s1, const void *s2) { int c1, c2; // The commands are sorted on absolute value. c1 = nv_cmds[*(const short *)s1].cmd_char; c2 = nv_cmds[*(const short *)s2].cmd_char; if (c1 < 0) c1 = -c1; if (c2 < 0) c2 = -c2; return c1 - c2; } /* * Initialize the nv_cmd_idx[] table. */ void init_normal_cmds(void) { int i; // Fill the index table with a one to one relation. for (i = 0; i < (int)NV_CMDS_SIZE; ++i) nv_cmd_idx[i] = i; // Sort the commands by the command character. qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); // Find the first entry that can't be indexed by the command character. for (i = 0; i < (int)NV_CMDS_SIZE; ++i) if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) break; nv_max_linear = i - 1; } /* * Search for a command in the commands table. * Returns -1 for invalid command. */ static int find_command(int cmdchar) { int i; int idx; int top, bot; int c; // A multi-byte character is never a command. if (cmdchar >= 0x100) return -1; // We use the absolute value of the character. Special keys have a // negative value, but are sorted on their absolute value. if (cmdchar < 0) cmdchar = -cmdchar; // If the character is in the first part: The character is the index into // nv_cmd_idx[]. if (cmdchar <= nv_max_linear) return nv_cmd_idx[cmdchar]; // Perform a binary search. bot = nv_max_linear + 1; top = NV_CMDS_SIZE - 1; idx = -1; while (bot <= top) { i = (top + bot) / 2; c = nv_cmds[nv_cmd_idx[i]].cmd_char; if (c < 0) c = -c; if (cmdchar == c) { idx = nv_cmd_idx[i]; break; } if (cmdchar > c) bot = i + 1; else top = i - 1; } return idx; } /* * Execute a command in Normal mode. */ void normal_cmd( oparg_T *oap, int toplevel UNUSED) // TRUE when called from main() { cmdarg_T ca; // command arguments int c; int ctrl_w = FALSE; // got CTRL-W command int old_col = curwin->w_curswant; #ifdef FEAT_CMDL_INFO int need_flushbuf; // need to call out_flush() #endif pos_T old_pos; // cursor position before command int mapped_len; static int old_mapped_len = 0; int idx; #ifdef FEAT_EVAL int set_prevcount = FALSE; #endif CLEAR_FIELD(ca); // also resets ca.retval ca.oap = oap; // Use a count remembered from before entering an operator. After typing // "3d" we return from normal_cmd() and come back here, the "3" is // remembered in "opcount". ca.opcount = opcount; /* * If there is an operator pending, then the command we take this time * will terminate it. Finish_op tells us to finish the operation before * returning this time (unless the operation was cancelled). */ #ifdef CURSOR_SHAPE c = finish_op; #endif finish_op = (oap->op_type != OP_NOP); #ifdef CURSOR_SHAPE if (finish_op != c) { ui_cursor_shape(); // may show different cursor shape # ifdef FEAT_MOUSESHAPE update_mouseshape(-1); # endif } #endif // When not finishing an operator and no register name typed, reset the // count. if (!finish_op && !oap->regname) { ca.opcount = 0; #ifdef FEAT_EVAL set_prevcount = TRUE; #endif } // Restore counts from before receiving K_CURSORHOLD. This means after // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not // "3 * 2". if (oap->prev_opcount > 0 || oap->prev_count0 > 0) { ca.opcount = oap->prev_opcount; ca.count0 = oap->prev_count0; oap->prev_opcount = 0; oap->prev_count0 = 0; } mapped_len = typebuf_maplen(); State = NORMAL_BUSY; #ifdef USE_ON_FLY_SCROLL dont_scroll = FALSE; // allow scrolling here #endif #ifdef FEAT_EVAL // Set v:count here, when called from main() and not a stuffed // command, so that v:count can be used in an expression mapping // when there is no count. Do set it for redo. if (toplevel && readbuf1_empty()) set_vcount_ca(&ca, &set_prevcount); #endif /* * Get the command character from the user. */ c = safe_vgetc(); LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); /* * If a mapping was started in Visual or Select mode, remember the length * of the mapping. This is used below to not return to Insert mode for as * long as the mapping is being executed. */ if (restart_edit == 0) old_mapped_len = 0; else if (old_mapped_len || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) old_mapped_len = typebuf_maplen(); if (c == NUL) c = K_ZERO; /* * In Select mode, typed text replaces the selection. */ if (VIsual_active && VIsual_select && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) { // Fake a "c"hange command. When "restart_edit" is set (e.g., because // 'insertmode' is set) fake a "d"elete command, Insert mode will // restart automatically. // Insert the typed character in the typeahead buffer, so that it can // be mapped in Insert mode. Required for ":lmap" to work. ins_char_typebuf(c); if (restart_edit != 0) c = 'd'; else c = 'c'; msg_nowait = TRUE; // don't delay going to insert mode old_mapped_len = 0; // do go to Insert mode } #ifdef FEAT_CMDL_INFO need_flushbuf = add_to_showcmd(c); #endif getcount: if (!(VIsual_active && VIsual_select)) { /* * Handle a count before a command and compute ca.count0. * Note that '0' is a command and not the start of a count, but it's * part of a count after other digits. */ while ( (c >= '1' && c <= '9') || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) { if (c == K_DEL || c == K_KDEL) { ca.count0 /= 10; #ifdef FEAT_CMDL_INFO del_from_showcmd(4); // delete the digit and ~@% #endif } else ca.count0 = ca.count0 * 10 + (c - '0'); if (ca.count0 < 0) // got too large! ca.count0 = 999999999L; #ifdef FEAT_EVAL // Set v:count here, when called from main() and not a stuffed // command, so that v:count can be used in an expression mapping // right after the count. Do set it for redo. if (toplevel && readbuf1_empty()) set_vcount_ca(&ca, &set_prevcount); #endif if (ctrl_w) { ++no_mapping; ++allow_keys; // no mapping for nchar, but keys } ++no_zero_mapping; // don't map zero here c = plain_vgetc(); LANGMAP_ADJUST(c, TRUE); --no_zero_mapping; if (ctrl_w) { --no_mapping; --allow_keys; } #ifdef FEAT_CMDL_INFO need_flushbuf |= add_to_showcmd(c); #endif } /* * If we got CTRL-W there may be a/another count */ if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) { ctrl_w = TRUE; ca.opcount = ca.count0; // remember first count ca.count0 = 0; ++no_mapping; ++allow_keys; // no mapping for nchar, but keys c = plain_vgetc(); // get next character LANGMAP_ADJUST(c, TRUE); --no_mapping; --allow_keys; #ifdef FEAT_CMDL_INFO need_flushbuf |= add_to_showcmd(c); #endif goto getcount; // jump back } } if (c == K_CURSORHOLD) { // Save the count values so that ca.opcount and ca.count0 are exactly // the same when coming back here after handling K_CURSORHOLD. oap->prev_opcount = ca.opcount; oap->prev_count0 = ca.count0; } else if (ca.opcount != 0) { /* * If we're in the middle of an operator (including after entering a * yank buffer with '"') AND we had a count before the operator, then * that count overrides the current value of ca.count0. * What this means effectively, is that commands like "3dw" get turned * into "d3w" which makes things fall into place pretty neatly. * If you give a count before AND after the operator, they are * multiplied. */ if (ca.count0) ca.count0 *= ca.opcount; else ca.count0 = ca.opcount; } /* * Always remember the count. It will be set to zero (on the next call, * above) when there is no pending operator. * When called from main(), save the count for use by the "count" built-in * variable. */ ca.opcount = ca.count0; ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); #ifdef FEAT_EVAL /* * Only set v:count when called from main() and not a stuffed command. * Do set it for redo. */ if (toplevel && readbuf1_empty()) set_vcount(ca.count0, ca.count1, set_prevcount); #endif /* * Find the command character in the table of commands. * For CTRL-W we already got nchar when looking for a count. */ if (ctrl_w) { ca.nchar = c; ca.cmdchar = Ctrl_W; } else ca.cmdchar = c; idx = find_command(ca.cmdchar); if (idx < 0) { // Not a known command: beep. clearopbeep(oap); goto normal_end; } if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) { // This command is not allowed while editing a cmdline: beep. clearopbeep(oap); text_locked_msg(); goto normal_end; } if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) goto normal_end; /* * In Visual/Select mode, a few keys are handled in a special way. */ if (VIsual_active) { // when 'keymodel' contains "stopsel" may stop Select/Visual mode if (km_stopsel && (nv_cmds[idx].cmd_flags & NV_STS) && !(mod_mask & MOD_MASK_SHIFT)) { end_visual_mode(); redraw_curbuf_later(INVERTED); } // Keys that work different when 'keymodel' contains "startsel" if (km_startsel) { if (nv_cmds[idx].cmd_flags & NV_SS) { unshift_special(&ca); idx = find_command(ca.cmdchar); if (idx < 0) { // Just in case clearopbeep(oap); goto normal_end; } } else if ((nv_cmds[idx].cmd_flags & NV_SSS) && (mod_mask & MOD_MASK_SHIFT)) mod_mask &= ~MOD_MASK_SHIFT; } } #ifdef FEAT_RIGHTLEFT if (curwin->w_p_rl && KeyTyped && !KeyStuffed && (nv_cmds[idx].cmd_flags & NV_RL)) { // Invert horizontal movements and operations. Only when typed by the // user directly, not when the result of a mapping or "x" translated // to "dl". switch (ca.cmdchar) { case 'l': ca.cmdchar = 'h'; break; case K_RIGHT: ca.cmdchar = K_LEFT; break; case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; case 'h': ca.cmdchar = 'l'; break; case K_LEFT: ca.cmdchar = K_RIGHT; break; case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; case '>': ca.cmdchar = '<'; break; case '<': ca.cmdchar = '>'; break; } idx = find_command(ca.cmdchar); } #endif /* * Get an additional character if we need one. */ if ((nv_cmds[idx].cmd_flags & NV_NCH) && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP && oap->op_type == OP_NOP) || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW || (ca.cmdchar == 'q' && oap->op_type == OP_NOP && reg_recording == 0 && reg_executing == 0) || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') && (oap->op_type != OP_NOP || VIsual_active)))) { int *cp; int repl = FALSE; // get character for replace mode int lit = FALSE; // get extra character literally int langmap_active = FALSE; // using :lmap mappings int lang; // getting a text character #ifdef HAVE_INPUT_METHOD int save_smd; // saved value of p_smd #endif ++no_mapping; ++allow_keys; // no mapping for nchar, but allow key codes // Don't generate a CursorHold event here, most commands can't handle // it, e.g., nv_replace(), nv_csearch(). did_cursorhold = TRUE; if (ca.cmdchar == 'g') { /* * For 'g' get the next character now, so that we can check for * "gr", "g'" and "g`". */ ca.nchar = plain_vgetc(); LANGMAP_ADJUST(ca.nchar, TRUE); #ifdef FEAT_CMDL_INFO need_flushbuf |= add_to_showcmd(ca.nchar); #endif if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' || ca.nchar == Ctrl_BSL) { cp = &ca.extra_char; // need to get a third character if (ca.nchar != 'r') lit = TRUE; // get it literally else repl = TRUE; // get it in replace mode } else cp = NULL; // no third character needed } else { if (ca.cmdchar == 'r') // get it in replace mode repl = TRUE; cp = &ca.nchar; } lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); /* * Get a second or third character. */ if (cp != NULL) { if (repl) { State = REPLACE; // pretend Replace mode #ifdef CURSOR_SHAPE ui_cursor_shape(); // show different cursor shape #endif } if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) { // Allow mappings defined with ":lmap". --no_mapping; --allow_keys; if (repl) State = LREPLACE; else State = LANGMAP; langmap_active = TRUE; } #ifdef HAVE_INPUT_METHOD save_smd = p_smd; p_smd = FALSE; // Don't let the IM code show the mode here if (lang && curbuf->b_p_iminsert == B_IMODE_IM) im_set_active(TRUE); #endif *cp = plain_vgetc(); if (langmap_active) { // Undo the decrement done above ++no_mapping; ++allow_keys; State = NORMAL_BUSY; } #ifdef HAVE_INPUT_METHOD if (lang) { if (curbuf->b_p_iminsert != B_IMODE_LMAP) im_save_status(&curbuf->b_p_iminsert); im_set_active(FALSE); } p_smd = save_smd; #endif State = NORMAL_BUSY; #ifdef FEAT_CMDL_INFO need_flushbuf |= add_to_showcmd(*cp); #endif if (!lit) { #ifdef FEAT_DIGRAPHS // Typing CTRL-K gets a digraph. if (*cp == Ctrl_K && ((nv_cmds[idx].cmd_flags & NV_LANG) || cp == &ca.extra_char) && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) { c = get_digraph(FALSE); if (c > 0) { *cp = c; # ifdef FEAT_CMDL_INFO // Guessing how to update showcmd here... del_from_showcmd(3); need_flushbuf |= add_to_showcmd(*cp); # endif } } #endif // adjust chars > 127, except after "tTfFr" commands LANGMAP_ADJUST(*cp, !lang); #ifdef FEAT_RIGHTLEFT // adjust Hebrew mapped char if (p_hkmap && lang && KeyTyped) *cp = hkmap(*cp); #endif } /* * When the next character is CTRL-\ a following CTRL-N means the * command is aborted and we go to Normal mode. */ if (cp == &ca.extra_char && ca.nchar == Ctrl_BSL && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) { ca.cmdchar = Ctrl_BSL; ca.nchar = ca.extra_char; idx = find_command(ca.cmdchar); } else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') ca.oap->op_type = get_op_type(*cp, NUL); else if (*cp == Ctrl_BSL) { long towait = (p_ttm >= 0 ? p_ttm : p_tm); // There is a busy wait here when typing "f<C-\>" and then // something different from CTRL-N. Can't be avoided. while ((c = vpeekc()) <= 0 && towait > 0L) { do_sleep(towait > 50L ? 50L : towait); towait -= 50L; } if (c > 0) { c = plain_vgetc(); if (c != Ctrl_N && c != Ctrl_G) vungetc(c); else { ca.cmdchar = Ctrl_BSL; ca.nchar = c; idx = find_command(ca.cmdchar); } } } // When getting a text character and the next character is a // multi-byte character, it could be a composing character. // However, don't wait for it to arrive. Also, do enable mapping, // because if it's put back with vungetc() it's too late to apply // mapping. --no_mapping; while (enc_utf8 && lang && (c = vpeekc()) > 0 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) { c = plain_vgetc(); if (!utf_iscomposing(c)) { vungetc(c); // it wasn't, put it back break; } else if (ca.ncharC1 == 0) ca.ncharC1 = c; else ca.ncharC2 = c; } ++no_mapping; } --no_mapping; --allow_keys; } #ifdef FEAT_CMDL_INFO /* * Flush the showcmd characters onto the screen so we can see them while * the command is being executed. Only do this when the shown command was * actually displayed, otherwise this will slow down a lot when executing * mappings. */ if (need_flushbuf) out_flush(); #endif if (ca.cmdchar != K_IGNORE) did_cursorhold = FALSE; State = NORMAL; if (ca.nchar == ESC) { clearop(oap); if (restart_edit == 0 && goto_im()) restart_edit = 'a'; goto normal_end; } if (ca.cmdchar != K_IGNORE) { msg_didout = FALSE; // don't scroll screen up for normal command msg_col = 0; } old_pos = curwin->w_cursor; // remember where cursor was // When 'keymodel' contains "startsel" some keys start Select/Visual // mode. if (!VIsual_active && km_startsel) { if (nv_cmds[idx].cmd_flags & NV_SS) { start_selection(); unshift_special(&ca); idx = find_command(ca.cmdchar); } else if ((nv_cmds[idx].cmd_flags & NV_SSS) && (mod_mask & MOD_MASK_SHIFT)) { start_selection(); mod_mask &= ~MOD_MASK_SHIFT; } } /* * Execute the command! * Call the command function found in the commands table. */ ca.arg = nv_cmds[idx].cmd_arg; (nv_cmds[idx].cmd_func)(&ca); /* * If we didn't start or finish an operator, reset oap->regname, unless we * need it later. */ if (!finish_op && !oap->op_type && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) { clearop(oap); #ifdef FEAT_EVAL { int regname = 0; // Adjust the register according to 'clipboard', so that when // "unnamed" is present it becomes '*' or '+' instead of '"'. # ifdef FEAT_CLIPBOARD adjust_clip_reg(®name); # endif set_reg_var(regname); } #endif } // Get the length of mapped chars again after typing a count, second // character or "z333<cr>". if (old_mapped_len > 0) old_mapped_len = typebuf_maplen(); /* * If an operation is pending, handle it. But not for K_IGNORE. */ if (ca.cmdchar != K_IGNORE) do_pending_operator(&ca, old_col, FALSE); /* * Wait for a moment when a message is displayed that will be overwritten * by the mode message. * In Visual mode and with "^O" in Insert mode, a short message will be * overwritten by the mode message. Wait a bit, until a key is hit. * In Visual mode, it's more important to keep the Visual area updated * than keeping a message (e.g. from a /pat search). * Only do this if the command was typed, not from a mapping. * Don't wait when emsg_silent is non-zero. * Also wait a bit after an error message, e.g. for "^O:". * Don't redraw the screen, it would remove the message. */ if ( ((p_smd && msg_silent == 0 && (restart_edit != 0 || (VIsual_active && old_pos.lnum == curwin->w_cursor.lnum && old_pos.col == curwin->w_cursor.col) ) && (clear_cmdline || redraw_cmdline) && (msg_didout || (msg_didany && msg_scroll)) && !msg_nowait && KeyTyped) || (restart_edit != 0 && !VIsual_active && (msg_scroll || emsg_on_display))) && oap->regname == 0 && !(ca.retval & CA_COMMAND_BUSY) && stuff_empty() && typebuf_typed() && emsg_silent == 0 && !did_wait_return && oap->op_type == OP_NOP) { int save_State = State; // Draw the cursor with the right shape here if (restart_edit != 0) State = INSERT; // If need to redraw, and there is a "keep_msg", redraw before the // delay if (must_redraw && keep_msg != NULL && !emsg_on_display) { char_u *kmsg; kmsg = keep_msg; keep_msg = NULL; // Showmode() will clear keep_msg, but we want to use it anyway. // First update w_topline. setcursor(); update_screen(0); // now reset it, otherwise it's put in the history again keep_msg = kmsg; kmsg = vim_strsave(keep_msg); if (kmsg != NULL) { msg_attr((char *)kmsg, keep_msg_attr); vim_free(kmsg); } } setcursor(); #ifdef CURSOR_SHAPE ui_cursor_shape(); // may show different cursor shape #endif cursor_on(); out_flush(); if (msg_scroll || emsg_on_display) ui_delay(1003L, TRUE); // wait at least one second ui_delay(3003L, FALSE); // wait up to three seconds State = save_State; msg_scroll = FALSE; emsg_on_display = FALSE; } /* * Finish up after executing a Normal mode command. */ normal_end: msg_nowait = FALSE; // Reset finish_op, in case it was set #ifdef CURSOR_SHAPE c = finish_op; #endif finish_op = FALSE; #ifdef CURSOR_SHAPE // Redraw the cursor with another shape, if we were in Operator-pending // mode or did a replace command. if (c || ca.cmdchar == 'r') { ui_cursor_shape(); // may show different cursor shape # ifdef FEAT_MOUSESHAPE update_mouseshape(-1); # endif } #endif #ifdef FEAT_CMDL_INFO if (oap->op_type == OP_NOP && oap->regname == 0 && ca.cmdchar != K_CURSORHOLD) clear_showcmd(); #endif checkpcmark(); // check if we moved since setting pcmark vim_free(ca.searchbuf); if (has_mbyte) mb_adjust_cursor(); if (curwin->w_p_scb && toplevel) { validate_cursor(); // may need to update w_leftcol do_check_scrollbind(TRUE); } if (curwin->w_p_crb && toplevel) { validate_cursor(); // may need to update w_leftcol do_check_cursorbind(); } #ifdef FEAT_TERMINAL // don't go to Insert mode if a terminal has a running job if (term_job_running(curbuf->b_term)) restart_edit = 0; #endif /* * May restart edit(), if we got here with CTRL-O in Insert mode (but not * if still inside a mapping that started in Visual mode). * May switch from Visual to Select mode after CTRL-O command. */ if ( oap->op_type == OP_NOP && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) || restart_VIsual_select == 1) && !(ca.retval & CA_COMMAND_BUSY) && stuff_empty() && oap->regname == 0) { if (restart_VIsual_select == 1) { VIsual_select = TRUE; showmode(); restart_VIsual_select = 0; } if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) (void)edit(restart_edit, FALSE, 1L); } if (restart_VIsual_select == 2) restart_VIsual_select = 1; // Save count before an operator for next time. opcount = ca.opcount; } #ifdef FEAT_EVAL /* * Set v:count and v:count1 according to "cap". * Set v:prevcount only when "set_prevcount" is TRUE. */ static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount) { long count = cap->count0; // multiply with cap->opcount the same way as above if (cap->opcount != 0) count = cap->opcount * (count == 0 ? 1 : count); set_vcount(count, count == 0 ? 1 : count, *set_prevcount); *set_prevcount = FALSE; // only set v:prevcount once } #endif /* * Check if highlighting for Visual mode is possible, give a warning message * if not. */ void check_visual_highlight(void) { static int did_check = FALSE; if (full_screen) { if (!did_check && HL_ATTR(HLF_V) == 0) msg(_("Warning: terminal cannot highlight")); did_check = TRUE; } } /* * End Visual mode. * This function should ALWAYS be called to end Visual mode, except from * do_pending_operator(). */ void end_visual_mode(void) { #ifdef FEAT_CLIPBOARD /* * If we are using the clipboard, then remember what was selected in case * we need to paste it somewhere while we still own the selection. * Only do this when the clipboard is already owned. Don't want to grab * the selection when hitting ESC. */ if (clip_star.available && clip_star.owned) clip_auto_select(); #endif VIsual_active = FALSE; setmouse(); mouse_dragging = 0; // Save the current VIsual area for '< and '> marks, and "gv" curbuf->b_visual.vi_mode = VIsual_mode; curbuf->b_visual.vi_start = VIsual; curbuf->b_visual.vi_end = curwin->w_cursor; curbuf->b_visual.vi_curswant = curwin->w_curswant; #ifdef FEAT_EVAL curbuf->b_visual_mode_eval = VIsual_mode; #endif if (!virtual_active()) curwin->w_cursor.coladd = 0; may_clear_cmdline(); adjust_cursor_eol(); } /* * Reset VIsual_active and VIsual_reselect. */ void reset_VIsual_and_resel(void) { if (VIsual_active) { end_visual_mode(); redraw_curbuf_later(INVERTED); // delete the inversion later } VIsual_reselect = FALSE; } /* * Reset VIsual_active and VIsual_reselect if it's set. */ void reset_VIsual(void) { if (VIsual_active) { end_visual_mode(); redraw_curbuf_later(INVERTED); // delete the inversion later VIsual_reselect = FALSE; } } void restore_visual_mode(void) { if (VIsual_mode_orig != NUL) { curbuf->b_visual.vi_mode = VIsual_mode_orig; VIsual_mode_orig = NUL; } } /* * Check for a balloon-eval special item to include when searching for an * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! * Returns TRUE if the character at "*ptr" should be included. * "dir" is FORWARD or BACKWARD, the direction of searching. * "*colp" is in/decremented if "ptr[-dir]" should also be included. * "bnp" points to a counter for square brackets. */ static int find_is_eval_item( char_u *ptr, int *colp, int *bnp, int dir) { // Accept everything inside []. if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) ++*bnp; if (*bnp > 0) { if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) --*bnp; return TRUE; } // skip over "s.var" if (*ptr == '.') return TRUE; // two-character item: s->var if (ptr[dir == BACKWARD ? 0 : 1] == '>' && ptr[dir == BACKWARD ? -1 : 0] == '-') { *colp += dir; return TRUE; } return FALSE; } /* * Find the identifier under or to the right of the cursor. * "find_type" can have one of three values: * FIND_IDENT: find an identifier (keyword) * FIND_STRING: find any non-white text * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. * FIND_EVAL: find text useful for C program debugging * * There are three steps: * 1. Search forward for the start of an identifier/text. Doesn't move if * already on one. * 2. Search backward for the start of this identifier/text. * This doesn't match the real Vi but I like it a little better and it * shouldn't bother anyone. * 3. Search forward to the end of this identifier/text. * When FIND_IDENT isn't defined, we backup until a blank. * * Returns the length of the text, or zero if no text is found. * If text is found, a pointer to the text is put in "*text". This * points into the current buffer line and is not always NUL terminated. */ int find_ident_under_cursor(char_u **text, int find_type) { return find_ident_at_pos(curwin, curwin->w_cursor.lnum, curwin->w_cursor.col, text, NULL, find_type); } /* * Like find_ident_under_cursor(), but for any window and any position. * However: Uses 'iskeyword' from the current window!. */ int find_ident_at_pos( win_T *wp, linenr_T lnum, colnr_T startcol, char_u **text, int *textcol, // column where "text" starts, can be NULL int find_type) { char_u *ptr; int col = 0; // init to shut up GCC int i; int this_class = 0; int prev_class; int prevcol; int bn = 0; // bracket nesting /* * if i == 0: try to find an identifier * if i == 1: try to find any non-white text */ ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) { /* * 1. skip to start of identifier/text */ col = startcol; if (has_mbyte) { while (ptr[col] != NUL) { // Stop at a ']' to evaluate "a[x]". if ((find_type & FIND_EVAL) && ptr[col] == ']') break; this_class = mb_get_class(ptr + col); if (this_class != 0 && (i == 1 || this_class != 1)) break; col += (*mb_ptr2len)(ptr + col); } } else while (ptr[col] != NUL && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) && (!(find_type & FIND_EVAL) || ptr[col] != ']') ) ++col; // When starting on a ']' count it, so that we include the '['. bn = ptr[col] == ']'; /* * 2. Back up to start of identifier/text. */ if (has_mbyte) { // Remember class of character under cursor. if ((find_type & FIND_EVAL) && ptr[col] == ']') this_class = mb_get_class((char_u *)"a"); else this_class = mb_get_class(ptr + col); while (col > 0 && this_class != 0) { prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); prev_class = mb_get_class(ptr + prevcol); if (this_class != prev_class && (i == 0 || prev_class == 0 || (find_type & FIND_IDENT)) && (!(find_type & FIND_EVAL) || prevcol == 0 || !find_is_eval_item(ptr + prevcol, &prevcol, &bn, BACKWARD)) ) break; col = prevcol; } // If we don't want just any old text, or we've found an // identifier, stop searching. if (this_class > 2) this_class = 2; if (!(find_type & FIND_STRING) || this_class == 2) break; } else { while (col > 0 && ((i == 0 ? vim_iswordc(ptr[col - 1]) : (!VIM_ISWHITE(ptr[col - 1]) && (!(find_type & FIND_IDENT) || !vim_iswordc(ptr[col - 1])))) || ((find_type & FIND_EVAL) && col > 1 && find_is_eval_item(ptr + col - 1, &col, &bn, BACKWARD)) )) --col; // If we don't want just any old text, or we've found an // identifier, stop searching. if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) break; } } if (ptr[col] == NUL || (i == 0 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) { // didn't find an identifier or text if ((find_type & FIND_NOERROR) == 0) { if (find_type & FIND_STRING) emsg(_("E348: No string under cursor")); else emsg(_(e_noident)); } return 0; } ptr += col; *text = ptr; if (textcol != NULL) *textcol = col; /* * 3. Find the end if the identifier/text. */ bn = 0; startcol -= col; col = 0; if (has_mbyte) { // Search for point of changing multibyte character class. this_class = mb_get_class(ptr); while (ptr[col] != NUL && ((i == 0 ? mb_get_class(ptr + col) == this_class : mb_get_class(ptr + col) != 0) || ((find_type & FIND_EVAL) && col <= (int)startcol && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) )) col += (*mb_ptr2len)(ptr + col); } else while ((i == 0 ? vim_iswordc(ptr[col]) : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) || ((find_type & FIND_EVAL) && col <= (int)startcol && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) ) ++col; return col; } /* * Prepare for redo of a normal command. */ static void prep_redo_cmd(cmdarg_T *cap) { prep_redo(cap->oap->regname, cap->count0, NUL, cap->cmdchar, NUL, NUL, cap->nchar); } /* * Prepare for redo of any command. * Note that only the last argument can be a multi-byte char. */ void prep_redo( int regname, long num, int cmd1, int cmd2, int cmd3, int cmd4, int cmd5) { ResetRedobuff(); if (regname != 0) // yank from specified buffer { AppendCharToRedobuff('"'); AppendCharToRedobuff(regname); } if (num) AppendNumberToRedobuff(num); if (cmd1 != NUL) AppendCharToRedobuff(cmd1); if (cmd2 != NUL) AppendCharToRedobuff(cmd2); if (cmd3 != NUL) AppendCharToRedobuff(cmd3); if (cmd4 != NUL) AppendCharToRedobuff(cmd4); if (cmd5 != NUL) AppendCharToRedobuff(cmd5); } /* * check for operator active and clear it * * return TRUE if operator was active */ static int checkclearop(oparg_T *oap) { if (oap->op_type == OP_NOP) return FALSE; clearopbeep(oap); return TRUE; } /* * Check for operator or Visual active. Clear active operator. * * Return TRUE if operator or Visual was active. */ static int checkclearopq(oparg_T *oap) { if (oap->op_type == OP_NOP && !VIsual_active) return FALSE; clearopbeep(oap); return TRUE; } void clearop(oparg_T *oap) { oap->op_type = OP_NOP; oap->regname = 0; oap->motion_force = NUL; oap->use_reg_one = FALSE; } void clearopbeep(oparg_T *oap) { clearop(oap); beep_flush(); } /* * Remove the shift modifier from a special key. */ static void unshift_special(cmdarg_T *cap) { switch (cap->cmdchar) { case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; case K_S_LEFT: cap->cmdchar = K_LEFT; break; case K_S_UP: cap->cmdchar = K_UP; break; case K_S_DOWN: cap->cmdchar = K_DOWN; break; case K_S_HOME: cap->cmdchar = K_HOME; break; case K_S_END: cap->cmdchar = K_END; break; } cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); } /* * If the mode is currently displayed clear the command line or update the * command displayed. */ void may_clear_cmdline(void) { if (mode_displayed) clear_cmdline = TRUE; // unshow visual mode later #ifdef FEAT_CMDL_INFO else clear_showcmd(); #endif } #if defined(FEAT_CMDL_INFO) || defined(PROTO) /* * Routines for displaying a partly typed command */ #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 static char_u showcmd_buf[SHOWCMD_BUFLEN]; static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() static int showcmd_is_clear = TRUE; static int showcmd_visual = FALSE; static void display_showcmd(void); void clear_showcmd(void) { if (!p_sc) return; if (VIsual_active && !char_avail()) { int cursor_bot = LT_POS(VIsual, curwin->w_cursor); long lines; colnr_T leftcol, rightcol; linenr_T top, bot; // Show the size of the Visual area. if (cursor_bot) { top = VIsual.lnum; bot = curwin->w_cursor.lnum; } else { top = curwin->w_cursor.lnum; bot = VIsual.lnum; } # ifdef FEAT_FOLDING // Include closed folds as a whole. (void)hasFolding(top, &top, NULL); (void)hasFolding(bot, NULL, &bot); # endif lines = bot - top + 1; if (VIsual_mode == Ctrl_V) { # ifdef FEAT_LINEBREAK char_u *saved_sbr = p_sbr; char_u *saved_w_sbr = curwin->w_p_sbr; // Make 'sbr' empty for a moment to get the correct size. p_sbr = empty_option; curwin->w_p_sbr = empty_option; # endif getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); # ifdef FEAT_LINEBREAK p_sbr = saved_sbr; curwin->w_p_sbr = saved_w_sbr; # endif sprintf((char *)showcmd_buf, "%ldx%ld", lines, (long)(rightcol - leftcol + 1)); } else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) sprintf((char *)showcmd_buf, "%ld", lines); else { char_u *s, *e; int l; int bytes = 0; int chars = 0; if (cursor_bot) { s = ml_get_pos(&VIsual); e = ml_get_cursor(); } else { s = ml_get_cursor(); e = ml_get_pos(&VIsual); } while ((*p_sel != 'e') ? s <= e : s < e) { l = (*mb_ptr2len)(s); if (l == 0) { ++bytes; ++chars; break; // end of line } bytes += l; ++chars; s += l; } if (bytes == chars) sprintf((char *)showcmd_buf, "%d", chars); else sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); } showcmd_buf[SHOWCMD_COLS] = NUL; // truncate showcmd_visual = TRUE; } else { showcmd_buf[0] = NUL; showcmd_visual = FALSE; // Don't actually display something if there is nothing to clear. if (showcmd_is_clear) return; } display_showcmd(); } /* * Add 'c' to string of shown command chars. * Return TRUE if output has been written (and setcursor() has been called). */ int add_to_showcmd(int c) { char_u *p; int old_len; int extra_len; int overflow; int i; static int ignore[] = { #ifdef FEAT_GUI K_VER_SCROLLBAR, K_HOR_SCROLLBAR, K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, #endif K_IGNORE, K_PS, K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, K_CURSORHOLD, 0 }; if (!p_sc || msg_silent != 0) return FALSE; if (showcmd_visual) { showcmd_buf[0] = NUL; showcmd_visual = FALSE; } // Ignore keys that are scrollbar updates and mouse clicks if (IS_SPECIAL(c)) for (i = 0; ignore[i] != 0; ++i) if (ignore[i] == c) return FALSE; p = transchar(c); if (*p == ' ') STRCPY(p, "<20>"); old_len = (int)STRLEN(showcmd_buf); extra_len = (int)STRLEN(p); overflow = old_len + extra_len - SHOWCMD_COLS; if (overflow > 0) mch_memmove(showcmd_buf, showcmd_buf + overflow, old_len - overflow + 1); STRCAT(showcmd_buf, p); if (char_avail()) return FALSE; display_showcmd(); return TRUE; } void add_to_showcmd_c(int c) { if (!add_to_showcmd(c)) setcursor(); } /* * Delete 'len' characters from the end of the shown command. */ static void del_from_showcmd(int len) { int old_len; if (!p_sc) return; old_len = (int)STRLEN(showcmd_buf); if (len > old_len) len = old_len; showcmd_buf[old_len - len] = NUL; if (!char_avail()) display_showcmd(); } /* * push_showcmd() and pop_showcmd() are used when waiting for the user to type * something and there is a partial mapping. */ void push_showcmd(void) { if (p_sc) STRCPY(old_showcmd_buf, showcmd_buf); } void pop_showcmd(void) { if (!p_sc) return; STRCPY(showcmd_buf, old_showcmd_buf); display_showcmd(); } static void display_showcmd(void) { int len; cursor_off(); len = (int)STRLEN(showcmd_buf); if (len == 0) showcmd_is_clear = TRUE; else { screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); showcmd_is_clear = FALSE; } /* * clear the rest of an old message by outputting up to SHOWCMD_COLS * spaces */ screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); setcursor(); // put cursor back where it belongs } #endif /* * When "check" is FALSE, prepare for commands that scroll the window. * When "check" is TRUE, take care of scroll-binding after the window has * scrolled. Called from normal_cmd() and edit(). */ void do_check_scrollbind(int check) { static win_T *old_curwin = NULL; static linenr_T old_topline = 0; #ifdef FEAT_DIFF static int old_topfill = 0; #endif static buf_T *old_buf = NULL; static colnr_T old_leftcol = 0; if (check && curwin->w_p_scb) { // If a ":syncbind" command was just used, don't scroll, only reset // the values. if (did_syncbind) did_syncbind = FALSE; else if (curwin == old_curwin) { /* * Synchronize other windows, as necessary according to * 'scrollbind'. Don't do this after an ":edit" command, except * when 'diff' is set. */ if ((curwin->w_buffer == old_buf #ifdef FEAT_DIFF || curwin->w_p_diff #endif ) && (curwin->w_topline != old_topline #ifdef FEAT_DIFF || curwin->w_topfill != old_topfill #endif || curwin->w_leftcol != old_leftcol)) { check_scrollbind(curwin->w_topline - old_topline, (long)(curwin->w_leftcol - old_leftcol)); } } else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' { /* * When switching between windows, make sure that the relative * vertical offset is valid for the new window. The relative * offset is invalid whenever another 'scrollbind' window has * scrolled to a point that would force the current window to * scroll past the beginning or end of its buffer. When the * resync is performed, some of the other 'scrollbind' windows may * need to jump so that the current window's relative position is * visible on-screen. */ check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); } curwin->w_scbind_pos = curwin->w_topline; } old_curwin = curwin; old_topline = curwin->w_topline; #ifdef FEAT_DIFF old_topfill = curwin->w_topfill; #endif old_buf = curwin->w_buffer; old_leftcol = curwin->w_leftcol; } /* * Synchronize any windows that have "scrollbind" set, based on the * number of rows by which the current window has changed * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>) */ void check_scrollbind(linenr_T topline_diff, long leftcol_diff) { int want_ver; int want_hor; win_T *old_curwin = curwin; buf_T *old_curbuf = curbuf; int old_VIsual_select = VIsual_select; int old_VIsual_active = VIsual_active; colnr_T tgt_leftcol = curwin->w_leftcol; long topline; long y; /* * check 'scrollopt' string for vertical and horizontal scroll options */ want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); #ifdef FEAT_DIFF want_ver |= old_curwin->w_p_diff; #endif want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); /* * loop through the scrollbound windows and scroll accordingly */ VIsual_select = VIsual_active = 0; FOR_ALL_WINDOWS(curwin) { curbuf = curwin->w_buffer; // skip original window and windows with 'noscrollbind' if (curwin != old_curwin && curwin->w_p_scb) { /* * do the vertical scroll */ if (want_ver) { #ifdef FEAT_DIFF if (old_curwin->w_p_diff && curwin->w_p_diff) { diff_set_topline(old_curwin, curwin); } else #endif { curwin->w_scbind_pos += topline_diff; topline = curwin->w_scbind_pos; if (topline > curbuf->b_ml.ml_line_count) topline = curbuf->b_ml.ml_line_count; if (topline < 1) topline = 1; y = topline - curwin->w_topline; if (y > 0) scrollup(y, FALSE); else scrolldown(-y, FALSE); } redraw_later(VALID); cursor_correct(); curwin->w_redr_status = TRUE; } /* * do the horizontal scroll */ if (want_hor && curwin->w_leftcol != tgt_leftcol) { curwin->w_leftcol = tgt_leftcol; leftcol_changed(); } } } /* * reset current-window */ VIsual_select = old_VIsual_select; VIsual_active = old_VIsual_active; curwin = old_curwin; curbuf = old_curbuf; } /* * Command character that's ignored. * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use * xon/xoff. */ static void nv_ignore(cmdarg_T *cap) { cap->retval |= CA_COMMAND_BUSY; // don't call edit() now } /* * Command character that doesn't do anything, but unlike nv_ignore() does * start edit(). Used for "startinsert" executed while starting up. */ static void nv_nop(cmdarg_T *cap UNUSED) { } /* * Command character doesn't exist. */ static void nv_error(cmdarg_T *cap) { clearopbeep(cap->oap); } /* * <Help> and <F1> commands. */ static void nv_help(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) ex_help(NULL); } /* * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. */ static void nv_addsub(cmdarg_T *cap) { #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf) && !prompt_curpos_editable()) clearopbeep(cap->oap); else #endif if (!VIsual_active && cap->oap->op_type == OP_NOP) { prep_redo_cmd(cap); cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; op_addsub(cap->oap, cap->count1, cap->arg); cap->oap->op_type = OP_NOP; } else if (VIsual_active) nv_operator(cap); else clearop(cap->oap); } /* * CTRL-F, CTRL-B, etc: Scroll page up or down. */ static void nv_page(cmdarg_T *cap) { if (!checkclearop(cap->oap)) { if (mod_mask & MOD_MASK_CTRL) { // <C-PageUp>: tab page back; <C-PageDown>: tab page forward if (cap->arg == BACKWARD) goto_tabpage(-(int)cap->count1); else goto_tabpage((int)cap->count0); } else (void)onepage(cap->arg, cap->count1); } } /* * Implementation of "gd" and "gD" command. */ static void nv_gd( oparg_T *oap, int nchar, int thisblock) // 1 for "1gd" and "1gD" { int len; char_u *ptr; if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) == FAIL) clearopbeep(oap); #ifdef FEAT_FOLDING else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE * otherwise. */ static int is_ident(char_u *line, int offset) { int i; int incomment = FALSE; int instring = 0; int prev = 0; for (i = 0; i < offset && line[i] != NUL; i++) { if (instring != 0) { if (prev != '\\' && line[i] == instring) instring = 0; } else if ((line[i] == '"' || line[i] == '\'') && !incomment) { instring = line[i]; } else { if (incomment) { if (prev == '*' && line[i] == '/') incomment = FALSE; } else if (prev == '/' && line[i] == '*') { incomment = TRUE; } else if (prev == '/' && line[i] == '/') { return FALSE; } } prev = line[i]; } return incomment == FALSE && instring == 0; } /* * Search for variable declaration of "ptr[len]". * When "locally" is TRUE in the current function ("gd"), otherwise in the * current file ("gD"). * When "thisblock" is TRUE check the {} block scope. * Return FAIL when not found. */ int find_decl( char_u *ptr, int len, int locally, int thisblock, int flags_arg) // flags passed to searchit() { char_u *pat; pos_T old_pos; pos_T par_pos; pos_T found_pos; int t; int save_p_ws; int save_p_scs; int retval = OK; int incll; int searchflags = flags_arg; int valid; if ((pat = alloc(len + 7)) == NULL) return FAIL; // Put "\V" before the pattern to avoid that the special meaning of "." // and "~" causes trouble. sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", len, ptr); old_pos = curwin->w_cursor; save_p_ws = p_ws; save_p_scs = p_scs; p_ws = FALSE; // don't wrap around end of file now p_scs = FALSE; // don't switch ignorecase off now /* * With "gD" go to line 1. * With "gd" Search back for the start of the current function, then go * back until a blank line. If this fails go to line 1. */ if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) { setpcmark(); // Set in findpar() otherwise curwin->w_cursor.lnum = 1; par_pos = curwin->w_cursor; } else { par_pos = curwin->w_cursor; while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) --curwin->w_cursor.lnum; } curwin->w_cursor.col = 0; // Search forward for the identifier, ignore comment lines. CLEAR_POS(&found_pos); for (;;) { t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, pat, 1L, searchflags, RE_LAST, NULL); if (curwin->w_cursor.lnum >= old_pos.lnum) t = FAIL; // match after start is failure too if (thisblock && t != FAIL) { pos_T *pos; // Check that the block the match is in doesn't end before the // position where we started the search from. if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL && pos->lnum < old_pos.lnum) { // There can't be a useful match before the end of this block. // Skip to the end. curwin->w_cursor = *pos; continue; } } if (t == FAIL) { // If we previously found a valid position, use it. if (found_pos.lnum != 0) { curwin->w_cursor = found_pos; t = OK; } break; } if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) { // Ignore this line, continue at start of next line. ++curwin->w_cursor.lnum; curwin->w_cursor.col = 0; continue; } valid = is_ident(ml_get_curline(), curwin->w_cursor.col); // If the current position is not a valid identifier and a previous // match is present, favor that one instead. if (!valid && found_pos.lnum != 0) { curwin->w_cursor = found_pos; break; } // Global search: use first valid match found if (valid && !locally) break; if (valid && curwin->w_cursor.lnum >= par_pos.lnum) { // If we previously found a valid position, use it. if (found_pos.lnum != 0) curwin->w_cursor = found_pos; break; } // For finding a local variable and the match is before the "{" or // inside a comment, continue searching. For K&R style function // declarations this skips the function header without types. if (!valid) CLEAR_POS(&found_pos); else found_pos = curwin->w_cursor; // Remove SEARCH_START from flags to avoid getting stuck at one // position. searchflags &= ~SEARCH_START; } if (t == FAIL) { retval = FAIL; curwin->w_cursor = old_pos; } else { curwin->w_set_curswant = TRUE; // "n" searches forward now reset_search_dir(); } vim_free(pat); p_ws = save_p_ws; p_scs = save_p_scs; return retval; } /* * Move 'dist' lines in direction 'dir', counting lines by *screen* * lines rather than lines in the file. * 'dist' must be positive. * * Return OK if able to move cursor, FAIL otherwise. */ static int nv_screengo(oparg_T *oap, int dir, long dist) { int linelen = linetabsize(ml_get_curline()); int retval = OK; int atend = FALSE; int n; int col_off1; // margin offset for first screen line int col_off2; // margin offset for wrapped screen line int width1; // text width for first screen line int width2; // test width for wrapped screen line oap->motion_type = MCHAR; oap->inclusive = (curwin->w_curswant == MAXCOL); col_off1 = curwin_col_off(); col_off2 = col_off1 - curwin_col_off2(); width1 = curwin->w_width - col_off1; width2 = curwin->w_width - col_off2; if (width2 == 0) width2 = 1; // avoid divide by zero if (curwin->w_width != 0) { /* * Instead of sticking at the last character of the buffer line we * try to stick in the last column of the screen. */ if (curwin->w_curswant == MAXCOL) { atend = TRUE; validate_virtcol(); if (width1 <= 0) curwin->w_curswant = 0; else { curwin->w_curswant = width1 - 1; if (curwin->w_virtcol > curwin->w_curswant) curwin->w_curswant += ((curwin->w_virtcol - curwin->w_curswant - 1) / width2 + 1) * width2; } } else { if (linelen > width1) n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; else n = width1; if (curwin->w_curswant >= (colnr_T)n) curwin->w_curswant = n - 1; } while (dist--) { if (dir == BACKWARD) { if ((long)curwin->w_curswant >= width1) // Move back within the line. This can give a negative value // for w_curswant if width1 < width2 (with cpoptions+=n), // which will get clipped to column 0. curwin->w_curswant -= width2; else { // to previous line if (curwin->w_cursor.lnum == 1) { retval = FAIL; break; } --curwin->w_cursor.lnum; #ifdef FEAT_FOLDING // Move to the start of a closed fold. Don't do that when // 'foldopen' contains "all": it will open in a moment. if (!(fdo_flags & FDO_ALL)) (void)hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL); #endif linelen = linetabsize(ml_get_curline()); if (linelen > width1) curwin->w_curswant += (((linelen - width1 - 1) / width2) + 1) * width2; } } else // dir == FORWARD { if (linelen > width1) n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; else n = width1; if (curwin->w_curswant + width2 < (colnr_T)n) // move forward within line curwin->w_curswant += width2; else { // to next line #ifdef FEAT_FOLDING // Move to the end of a closed fold. (void)hasFolding(curwin->w_cursor.lnum, NULL, &curwin->w_cursor.lnum); #endif if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) { retval = FAIL; break; } curwin->w_cursor.lnum++; curwin->w_curswant %= width2; // Check if the cursor has moved below the number display // when width1 < width2 (with cpoptions+=n). Subtract width2 // to get a negative value for w_curswant, which will get // clipped to column 0. if (curwin->w_curswant >= width1) curwin->w_curswant -= width2; linelen = linetabsize(ml_get_curline()); } } } } if (virtual_active() && atend) coladvance(MAXCOL); else coladvance(curwin->w_curswant); if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) { colnr_T virtcol; /* * Check for landing on a character that got split at the end of the * last line. We want to advance a screenline, not end up in the same * screenline or move two screenlines. */ validate_virtcol(); virtcol = curwin->w_virtcol; #if defined(FEAT_LINEBREAK) if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) virtcol -= vim_strsize(get_showbreak_value(curwin)); #endif if (virtcol > curwin->w_curswant && (curwin->w_curswant < (colnr_T)width1 ? (curwin->w_curswant > (colnr_T)width1 / 2) : ((curwin->w_curswant - width1) % width2 > (colnr_T)width2 / 2))) --curwin->w_cursor.col; } if (atend) curwin->w_curswant = MAXCOL; // stick in the last column return retval; } /* * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. * cap->arg must be TRUE for CTRL-E. */ void nv_scroll_line(cmdarg_T *cap) { if (!checkclearop(cap->oap)) scroll_redraw(cap->arg, cap->count1); } /* * Scroll "count" lines up or down, and redraw. */ void scroll_redraw(int up, long count) { linenr_T prev_topline = curwin->w_topline; #ifdef FEAT_DIFF int prev_topfill = curwin->w_topfill; #endif linenr_T prev_lnum = curwin->w_cursor.lnum; if (up) scrollup(count, TRUE); else scrolldown(count, TRUE); if (get_scrolloff_value()) { // Adjust the cursor position for 'scrolloff'. Mark w_topline as // valid, otherwise the screen jumps back at the end of the file. cursor_correct(); check_cursor_moved(curwin); curwin->w_valid |= VALID_TOPLINE; // If moved back to where we were, at least move the cursor, otherwise // we get stuck at one position. Don't move the cursor up if the // first line of the buffer is already on the screen while (curwin->w_topline == prev_topline #ifdef FEAT_DIFF && curwin->w_topfill == prev_topfill #endif ) { if (up) { if (curwin->w_cursor.lnum > prev_lnum || cursor_down(1L, FALSE) == FAIL) break; } else { if (curwin->w_cursor.lnum < prev_lnum || prev_topline == 1L || cursor_up(1L, FALSE) == FAIL) break; } // Mark w_topline as valid, otherwise the screen jumps back at the // end of the file. check_cursor_moved(curwin); curwin->w_valid |= VALID_TOPLINE; } } if (curwin->w_cursor.lnum != prev_lnum) coladvance(curwin->w_curswant); redraw_later(VALID); } /* * Commands that start with "z". */ static void nv_zet(cmdarg_T *cap) { long n; colnr_T col; int nchar = cap->nchar; #ifdef FEAT_FOLDING long old_fdl = curwin->w_p_fdl; int old_fen = curwin->w_p_fen; #endif #ifdef FEAT_SPELL int undo = FALSE; #endif long siso = get_sidescrolloff_value(); if (VIM_ISDIGIT(nchar)) { /* * "z123{nchar}": edit the count before obtaining {nchar} */ if (checkclearop(cap->oap)) return; n = nchar - '0'; for (;;) { #ifdef USE_ON_FLY_SCROLL dont_scroll = TRUE; // disallow scrolling here #endif ++no_mapping; ++allow_keys; // no mapping for nchar, but allow key codes nchar = plain_vgetc(); LANGMAP_ADJUST(nchar, TRUE); --no_mapping; --allow_keys; #ifdef FEAT_CMDL_INFO (void)add_to_showcmd(nchar); #endif if (nchar == K_DEL || nchar == K_KDEL) n /= 10; else if (VIM_ISDIGIT(nchar)) n = n * 10 + (nchar - '0'); else if (nchar == CAR) { #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif win_setheight((int)n); break; } else if (nchar == 'l' || nchar == 'h' || nchar == K_LEFT || nchar == K_RIGHT) { cap->count1 = n ? n * cap->count1 : cap->count1; goto dozet; } else { clearopbeep(cap->oap); break; } } cap->oap->op_type = OP_NOP; return; } dozet: if ( #ifdef FEAT_FOLDING // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" // and "zC" only in Visual mode. "zj" and "zk" are motion // commands. cap->nchar != 'f' && cap->nchar != 'F' && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) && cap->nchar != 'j' && cap->nchar != 'k' && #endif checkclearop(cap->oap)) return; /* * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": * If line number given, set cursor. */ if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) && cap->count0 && cap->count0 != curwin->w_cursor.lnum) { setpcmark(); if (cap->count0 > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; else curwin->w_cursor.lnum = cap->count0; check_cursor_col(); } switch (nchar) { // "z+", "z<CR>" and "zt": put cursor at top of screen case '+': if (cap->count0 == 0) { // No count given: put cursor at the line below screen validate_botline(); // make sure w_botline is valid if (curwin->w_botline > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; else curwin->w_cursor.lnum = curwin->w_botline; } // FALLTHROUGH case NL: case CAR: case K_KENTER: beginline(BL_WHITE | BL_FIX); // FALLTHROUGH case 't': scroll_cursor_top(0, TRUE); redraw_later(VALID); set_fraction(curwin); break; // "z." and "zz": put cursor in middle of screen case '.': beginline(BL_WHITE | BL_FIX); // FALLTHROUGH case 'z': scroll_cursor_halfway(TRUE); redraw_later(VALID); set_fraction(curwin); break; // "z^", "z-" and "zb": put cursor at bottom of screen case '^': // Strange Vi behavior: <count>z^ finds line at top of window // when <count> is at bottom of window, and puts that one at // bottom of window. if (cap->count0 != 0) { scroll_cursor_bot(0, TRUE); curwin->w_cursor.lnum = curwin->w_topline; } else if (curwin->w_topline == 1) curwin->w_cursor.lnum = 1; else curwin->w_cursor.lnum = curwin->w_topline - 1; // FALLTHROUGH case '-': beginline(BL_WHITE | BL_FIX); // FALLTHROUGH case 'b': scroll_cursor_bot(0, TRUE); redraw_later(VALID); set_fraction(curwin); break; // "zH" - scroll screen right half-page case 'H': cap->count1 *= curwin->w_width / 2; // FALLTHROUGH // "zh" - scroll screen to the right case 'h': case K_LEFT: if (!curwin->w_p_wrap) { if ((colnr_T)cap->count1 > curwin->w_leftcol) curwin->w_leftcol = 0; else curwin->w_leftcol -= (colnr_T)cap->count1; leftcol_changed(); } break; // "zL" - scroll screen left half-page case 'L': cap->count1 *= curwin->w_width / 2; // FALLTHROUGH // "zl" - scroll screen to the left case 'l': case K_RIGHT: if (!curwin->w_p_wrap) { // scroll the window left curwin->w_leftcol += (colnr_T)cap->count1; leftcol_changed(); } break; // "zs" - scroll screen, cursor at the start case 's': if (!curwin->w_p_wrap) { #ifdef FEAT_FOLDING if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) col = 0; // like the cursor is in col 0 else #endif getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); if ((long)col > siso) col -= siso; else col = 0; if (curwin->w_leftcol != col) { curwin->w_leftcol = col; redraw_later(NOT_VALID); } } break; // "ze" - scroll screen, cursor at the end case 'e': if (!curwin->w_p_wrap) { #ifdef FEAT_FOLDING if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) col = 0; // like the cursor is in col 0 else #endif getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); n = curwin->w_width - curwin_col_off(); if ((long)col + siso < n) col = 0; else col = col + siso - n + 1; if (curwin->w_leftcol != col) { curwin->w_leftcol = col; redraw_later(NOT_VALID); } } break; #ifdef FEAT_FOLDING // "zF": create fold command // "zf": create fold operator case 'F': case 'f': if (foldManualAllowed(TRUE)) { cap->nchar = 'f'; nv_operator(cap); curwin->w_p_fen = TRUE; // "zF" is like "zfzf" if (nchar == 'F' && cap->oap->op_type == OP_FOLD) { nv_operator(cap); finish_op = TRUE; } } else clearopbeep(cap->oap); break; // "zd": delete fold at cursor // "zD": delete fold at cursor recursively case 'd': case 'D': if (foldManualAllowed(FALSE)) { if (VIsual_active) nv_operator(cap); else deleteFold(curwin->w_cursor.lnum, curwin->w_cursor.lnum, nchar == 'D', FALSE); } break; // "zE": erase all folds case 'E': if (foldmethodIsManual(curwin)) { clearFolding(curwin); changed_window_setting(); } else if (foldmethodIsMarker(curwin)) deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, TRUE, FALSE); else emsg(_("E352: Cannot erase folds with current 'foldmethod'")); break; // "zn": fold none: reset 'foldenable' case 'n': curwin->w_p_fen = FALSE; break; // "zN": fold Normal: set 'foldenable' case 'N': curwin->w_p_fen = TRUE; break; // "zi": invert folding: toggle 'foldenable' case 'i': curwin->w_p_fen = !curwin->w_p_fen; break; // "za": open closed fold or close open fold at cursor case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) openFold(curwin->w_cursor.lnum, cap->count1); else { closeFold(curwin->w_cursor.lnum, cap->count1); curwin->w_p_fen = TRUE; } break; // "zA": open fold at cursor recursively case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) openFoldRecurse(curwin->w_cursor.lnum); else { closeFoldRecurse(curwin->w_cursor.lnum); curwin->w_p_fen = TRUE; } break; // "zo": open fold at cursor or Visual area case 'o': if (VIsual_active) nv_operator(cap); else openFold(curwin->w_cursor.lnum, cap->count1); break; // "zO": open fold recursively case 'O': if (VIsual_active) nv_operator(cap); else openFoldRecurse(curwin->w_cursor.lnum); break; // "zc": close fold at cursor or Visual area case 'c': if (VIsual_active) nv_operator(cap); else closeFold(curwin->w_cursor.lnum, cap->count1); curwin->w_p_fen = TRUE; break; // "zC": close fold recursively case 'C': if (VIsual_active) nv_operator(cap); else closeFoldRecurse(curwin->w_cursor.lnum); curwin->w_p_fen = TRUE; break; // "zv": open folds at the cursor case 'v': foldOpenCursor(); break; // "zx": re-apply 'foldlevel' and open folds at the cursor case 'x': curwin->w_p_fen = TRUE; curwin->w_foldinvalid = TRUE; // recompute folds newFoldLevel(); // update right now foldOpenCursor(); break; // "zX": undo manual opens/closes, re-apply 'foldlevel' case 'X': curwin->w_p_fen = TRUE; curwin->w_foldinvalid = TRUE; // recompute folds old_fdl = -1; // force an update break; // "zm": fold more case 'm': if (curwin->w_p_fdl > 0) { curwin->w_p_fdl -= cap->count1; if (curwin->w_p_fdl < 0) curwin->w_p_fdl = 0; } old_fdl = -1; // force an update curwin->w_p_fen = TRUE; break; // "zM": close all folds case 'M': curwin->w_p_fdl = 0; old_fdl = -1; // force an update curwin->w_p_fen = TRUE; break; // "zr": reduce folding case 'r': curwin->w_p_fdl += cap->count1; { int d = getDeepestNesting(); if (curwin->w_p_fdl >= d) curwin->w_p_fdl = d; } break; // "zR": open all folds case 'R': curwin->w_p_fdl = getDeepestNesting(); old_fdl = -1; // force an update break; case 'j': // "zj" move to next fold downwards case 'k': // "zk" move to next fold upwards if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, cap->count1) == FAIL) clearopbeep(cap->oap); break; #endif // FEAT_FOLDING #ifdef FEAT_SPELL case 'u': // "zug" and "zuw": undo "zg" and "zw" ++no_mapping; ++allow_keys; // no mapping for nchar, but allow key codes nchar = plain_vgetc(); LANGMAP_ADJUST(nchar, TRUE); --no_mapping; --allow_keys; #ifdef FEAT_CMDL_INFO (void)add_to_showcmd(nchar); #endif if (vim_strchr((char_u *)"gGwW", nchar) == NULL) { clearopbeep(cap->oap); break; } undo = TRUE; // FALLTHROUGH case 'g': // "zg": add good word to word list case 'w': // "zw": add wrong word to word list case 'G': // "zG": add good word to temp word list case 'W': // "zW": add wrong word to temp word list { char_u *ptr = NULL; int len; if (checkclearop(cap->oap)) break; if (VIsual_active && get_visual_text(cap, &ptr, &len) == FAIL) return; if (ptr == NULL) { pos_T pos = curwin->w_cursor; // Find bad word under the cursor. When 'spell' is // off this fails and find_ident_under_cursor() is // used below. emsg_off++; len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); emsg_off--; if (len != 0 && curwin->w_cursor.col <= pos.col) ptr = ml_get_pos(&curwin->w_cursor); curwin->w_cursor = pos; } if (ptr == NULL && (len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) return; spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' ? SPELL_ADD_BAD : SPELL_ADD_GOOD, (nchar == 'G' || nchar == 'W') ? 0 : (int)cap->count1, undo); } break; case '=': // "z=": suggestions for a badly spelled word if (!checkclearop(cap->oap)) spell_suggest((int)cap->count0); break; #endif default: clearopbeep(cap->oap); } #ifdef FEAT_FOLDING // Redraw when 'foldenable' changed if (old_fen != curwin->w_p_fen) { # ifdef FEAT_DIFF win_T *wp; if (foldmethodIsDiff(curwin) && curwin->w_p_scb) { // Adjust 'foldenable' in diff-synced windows. FOR_ALL_WINDOWS(wp) { if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) { wp->w_p_fen = curwin->w_p_fen; changed_window_setting_win(wp); } } } # endif changed_window_setting(); } // Redraw when 'foldlevel' changed. if (old_fdl != curwin->w_p_fdl) newFoldLevel(); #endif } #ifdef FEAT_GUI /* * Vertical scrollbar movement. */ static void nv_ver_scrollbar(cmdarg_T *cap) { if (cap->oap->op_type != OP_NOP) clearopbeep(cap->oap); // Even if an operator was pending, we still want to scroll gui_do_scroll(); } /* * Horizontal scrollbar movement. */ static void nv_hor_scrollbar(cmdarg_T *cap) { if (cap->oap->op_type != OP_NOP) clearopbeep(cap->oap); // Even if an operator was pending, we still want to scroll gui_do_horiz_scroll(scrollbar_value, FALSE); } #endif #if defined(FEAT_GUI_TABLINE) || defined(PROTO) /* * Click in GUI tab. */ static void nv_tabline(cmdarg_T *cap) { if (cap->oap->op_type != OP_NOP) clearopbeep(cap->oap); // Even if an operator was pending, we still want to jump tabs. goto_tabpage(current_tab); } /* * Selected item in tab line menu. */ static void nv_tabmenu(cmdarg_T *cap) { if (cap->oap->op_type != OP_NOP) clearopbeep(cap->oap); // Even if an operator was pending, we still want to jump tabs. handle_tabmenu(); } /* * Handle selecting an item of the GUI tab line menu. * Used in Normal and Insert mode. */ void handle_tabmenu(void) { switch (current_tabmenu) { case TABLINE_MENU_CLOSE: if (current_tab == 0) do_cmdline_cmd((char_u *)"tabclose"); else { vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", current_tab); do_cmdline_cmd(IObuff); } break; case TABLINE_MENU_NEW: if (current_tab == 0) do_cmdline_cmd((char_u *)"$tabnew"); else { vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", current_tab - 1); do_cmdline_cmd(IObuff); } break; case TABLINE_MENU_OPEN: if (current_tab == 0) do_cmdline_cmd((char_u *)"browse $tabnew"); else { vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", current_tab - 1); do_cmdline_cmd(IObuff); } break; } } #endif /* * "Q" command. */ static void nv_exmode(cmdarg_T *cap) { /* * Ignore 'Q' in Visual mode, just give a beep. */ if (VIsual_active) vim_beep(BO_EX); else if (!checkclearop(cap->oap)) do_exmode(FALSE); } /* * Handle a ":" command. */ static void nv_colon(cmdarg_T *cap) { int old_p_im; int cmd_result; if (VIsual_active) nv_operator(cap); else { if (cap->oap->op_type != OP_NOP) { // Using ":" as a movement is characterwise exclusive. cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; } else if (cap->count0) { // translate "count:" into ":.,.+(count - 1)" stuffcharReadbuff('.'); if (cap->count0 > 1) { stuffReadbuff((char_u *)",.+"); stuffnumReadbuff((long)cap->count0 - 1L); } } // When typing, don't type below an old message if (KeyTyped) compute_cmdrow(); old_p_im = p_im; // get a command line and execute it cmd_result = do_cmdline(NULL, getexline, NULL, cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); // If 'insertmode' changed, enter or exit Insert mode if (p_im != old_p_im) { if (p_im) restart_edit = 'i'; else restart_edit = 0; } if (cmd_result == FAIL) // The Ex command failed, do not execute the operator. clearop(cap->oap); else if (cap->oap->op_type != OP_NOP && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count || cap->oap->start.col > (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) || did_emsg )) // The start of the operator has become invalid by the Ex command. clearopbeep(cap->oap); } } /* * Handle CTRL-G command. */ static void nv_ctrlg(cmdarg_T *cap) { if (VIsual_active) // toggle Selection/Visual mode { VIsual_select = !VIsual_select; showmode(); } else if (!checkclearop(cap->oap)) // print full name if count given or :cd used fileinfo((int)cap->count0, FALSE, TRUE); } /* * Handle CTRL-H <Backspace> command. */ static void nv_ctrlh(cmdarg_T *cap) { if (VIsual_active && VIsual_select) { cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode v_visop(cap); } else nv_left(cap); } /* * CTRL-L: clear screen and redraw. */ static void nv_clear(cmdarg_T *cap) { if (!checkclearop(cap->oap)) { #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT /* * Right now, the BeBox doesn't seem to have an easy way to detect * window resizing, so we cheat and make the user detect it * manually with CTRL-L instead */ ui_get_shellsize(); #endif #ifdef FEAT_SYN_HL // Clear all syntax states to force resyncing. syn_stack_free_all(curwin->w_s); # ifdef FEAT_RELTIME { win_T *wp; FOR_ALL_WINDOWS(wp) wp->w_s->b_syn_slow = FALSE; } # endif #endif redraw_later(CLEAR); #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) # ifdef VIMDLL if (!gui.in_use) # endif resize_console_buf(); #endif } } /* * CTRL-O: In Select mode: switch to Visual mode for one command. * Otherwise: Go to older pcmark. */ static void nv_ctrlo(cmdarg_T *cap) { if (VIsual_active && VIsual_select) { VIsual_select = FALSE; showmode(); restart_VIsual_select = 2; // restart Select mode later } else { cap->count1 = -cap->count1; nv_pcmark(cap); } } /* * CTRL-^ command, short for ":e #". Works even when the alternate buffer is * not named. */ static void nv_hat(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) (void)buflist_getfile((int)cap->count0, (linenr_T)0, GETF_SETMARK|GETF_ALT, FALSE); } /* * "Z" commands. */ static void nv_Zet(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) { switch (cap->nchar) { // "ZZ": equivalent to ":x". case 'Z': do_cmdline_cmd((char_u *)"x"); break; // "ZQ": equivalent to ":q!" (Elvis compatible). case 'Q': do_cmdline_cmd((char_u *)"q!"); break; default: clearopbeep(cap->oap); } } } /* * Call nv_ident() as if "c1" was used, with "c2" as next character. */ void do_nv_ident(int c1, int c2) { oparg_T oa; cmdarg_T ca; clear_oparg(&oa); CLEAR_FIELD(ca); ca.oap = &oa; ca.cmdchar = c1; ca.nchar = c2; nv_ident(&ca); } /* * Handle the commands that use the word under the cursor. * [g] CTRL-] :ta to current identifier * [g] 'K' run program for current identifier * [g] '*' / to current identifier or string * [g] '#' ? to current identifier or string * g ']' :tselect for current identifier */ static void nv_ident(cmdarg_T *cap) { char_u *ptr = NULL; char_u *buf; unsigned buflen; char_u *newbuf; char_u *p; char_u *kp; // value of 'keywordprg' int kp_help; // 'keywordprg' is ":he" int kp_ex; // 'keywordprg' starts with ":" int n = 0; // init for GCC int cmdchar; int g_cmd; // "g" command int tag_cmd = FALSE; char_u *aux_ptr; int isman; int isman_s; if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" { cmdchar = cap->nchar; g_cmd = TRUE; } else { cmdchar = cap->cmdchar; g_cmd = FALSE; } if (cmdchar == POUND) // the pound sign, '#' for English keyboards cmdchar = '#'; /* * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. */ if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') { if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) return; if (checkclearopq(cap->oap)) return; } if (ptr == NULL && (n = find_ident_under_cursor(&ptr, (cmdchar == '*' || cmdchar == '#') ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) { clearop(cap->oap); return; } // Allocate buffer to put the command in. Inserting backslashes can // double the length of the word. p_kp / curbuf->b_p_kp could be added // and some numbers. kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 || STRCMP(kp, ":help") == 0); if (kp_help && *skipwhite(ptr) == NUL) { emsg(_(e_noident)); // found white space only return; } kp_ex = (*kp == ':'); buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); buf = alloc(buflen); if (buf == NULL) return; buf[0] = NUL; switch (cmdchar) { case '*': case '#': /* * Put cursor at start of word, makes search skip the word * under the cursor. * Call setpcmark() first, so "*``" puts the cursor back where * it was. */ setpcmark(); curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); if (!g_cmd && vim_iswordp(ptr)) STRCPY(buf, "\\<"); no_smartcase = TRUE; // don't use 'smartcase' now break; case 'K': if (kp_help) STRCPY(buf, "he! "); else if (kp_ex) { if (cap->count0 != 0) vim_snprintf((char *)buf, buflen, "%s %ld", kp, cap->count0); else STRCPY(buf, kp); STRCAT(buf, " "); } else { // An external command will probably use an argument starting // with "-" as an option. To avoid trouble we skip the "-". while (*ptr == '-' && n > 0) { ++ptr; --n; } if (n == 0) { emsg(_(e_noident)); // found dashes only vim_free(buf); return; } // When a count is given, turn it into a range. Is this // really what we want? isman = (STRCMP(kp, "man") == 0); isman_s = (STRCMP(kp, "man -s") == 0); if (cap->count0 != 0 && !(isman || isman_s)) sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); STRCAT(buf, "! "); if (cap->count0 == 0 && isman_s) STRCAT(buf, "man"); else STRCAT(buf, kp); STRCAT(buf, " "); if (cap->count0 != 0 && (isman || isman_s)) { sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); STRCAT(buf, " "); } } break; case ']': tag_cmd = TRUE; #ifdef FEAT_CSCOPE if (p_cst) STRCPY(buf, "cstag "); else #endif STRCPY(buf, "ts "); break; default: tag_cmd = TRUE; if (curbuf->b_help) STRCPY(buf, "he! "); else { if (g_cmd) STRCPY(buf, "tj "); else sprintf((char *)buf, "%ldta ", cap->count0); } } /* * Now grab the chars in the identifier */ if (cmdchar == 'K' && !kp_help) { ptr = vim_strnsave(ptr, n); if (kp_ex) // Escape the argument properly for an Ex command p = vim_strsave_fnameescape(ptr, FALSE); else // Escape the argument properly for a shell command p = vim_strsave_shellescape(ptr, TRUE, TRUE); vim_free(ptr); if (p == NULL) { vim_free(buf); return; } newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); if (newbuf == NULL) { vim_free(buf); vim_free(p); return; } buf = newbuf; STRCAT(buf, p); vim_free(p); } else { if (cmdchar == '*') aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); else if (cmdchar == '#') aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); else if (tag_cmd) { if (curbuf->b_help) // ":help" handles unescaped argument aux_ptr = (char_u *)""; else aux_ptr = (char_u *)"\\|\"\n["; } else aux_ptr = (char_u *)"\\|\"\n*?["; p = buf + STRLEN(buf); while (n-- > 0) { // put a backslash before \ and some others if (vim_strchr(aux_ptr, *ptr) != NULL) *p++ = '\\'; // When current byte is a part of multibyte character, copy all // bytes of that character. if (has_mbyte) { int i; int len = (*mb_ptr2len)(ptr) - 1; for (i = 0; i < len && n >= 1; ++i, --n) *p++ = *ptr++; } *p++ = *ptr++; } *p = NUL; } /* * Execute the command. */ if (cmdchar == '*' || cmdchar == '#') { if (!g_cmd && (has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) : vim_iswordc(ptr[-1]))) STRCAT(buf, "\\>"); // put pattern in search history init_history(); add_to_history(HIST_SEARCH, buf, TRUE, NUL); (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); } else { g_tag_at_cursor = TRUE; do_cmdline_cmd(buf); g_tag_at_cursor = FALSE; } vim_free(buf); } /* * Get visually selected text, within one line only. * Returns FAIL if more than one line selected. */ int get_visual_text( cmdarg_T *cap, char_u **pp, // return: start of selected text int *lenp) // return: length of selected text { if (VIsual_mode != 'V') unadjust_for_sel(); if (VIsual.lnum != curwin->w_cursor.lnum) { if (cap != NULL) clearopbeep(cap->oap); return FAIL; } if (VIsual_mode == 'V') { *pp = ml_get_curline(); *lenp = (int)STRLEN(*pp); } else { if (LT_POS(curwin->w_cursor, VIsual)) { *pp = ml_get_pos(&curwin->w_cursor); *lenp = VIsual.col - curwin->w_cursor.col + 1; } else { *pp = ml_get_pos(&VIsual); *lenp = curwin->w_cursor.col - VIsual.col + 1; } if (has_mbyte) // Correct the length to include the whole last character. *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; } reset_VIsual_and_resel(); return OK; } /* * CTRL-T: backwards in tag stack */ static void nv_tagpop(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); } /* * Handle scrolling command 'H', 'L' and 'M'. */ static void nv_scroll(cmdarg_T *cap) { int used = 0; long n; #ifdef FEAT_FOLDING linenr_T lnum; #endif int half; cap->oap->motion_type = MLINE; setpcmark(); if (cap->cmdchar == 'L') { validate_botline(); // make sure curwin->w_botline is valid curwin->w_cursor.lnum = curwin->w_botline - 1; if (cap->count1 - 1 >= curwin->w_cursor.lnum) curwin->w_cursor.lnum = 1; else { #ifdef FEAT_FOLDING if (hasAnyFolding(curwin)) { // Count a fold for one screen line. for (n = cap->count1 - 1; n > 0 && curwin->w_cursor.lnum > curwin->w_topline; --n) { (void)hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL); --curwin->w_cursor.lnum; } } else #endif curwin->w_cursor.lnum -= cap->count1 - 1; } } else { if (cap->cmdchar == 'M') { #ifdef FEAT_DIFF // Don't count filler lines above the window. used -= diff_check_fill(curwin, curwin->w_topline) - curwin->w_topfill; #endif validate_botline(); // make sure w_empty_rows is valid half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) { #ifdef FEAT_DIFF // Count half he number of filler lines to be "below this // line" and half to be "above the next line". if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline + n) / 2 >= half) { --n; break; } #endif used += plines(curwin->w_topline + n); if (used >= half) break; #ifdef FEAT_FOLDING if (hasFolding(curwin->w_topline + n, NULL, &lnum)) n = lnum - curwin->w_topline; #endif } if (n > 0 && used > curwin->w_height) --n; } else // (cap->cmdchar == 'H') { n = cap->count1 - 1; #ifdef FEAT_FOLDING if (hasAnyFolding(curwin)) { // Count a fold for one screen line. lnum = curwin->w_topline; while (n-- > 0 && lnum < curwin->w_botline - 1) { (void)hasFolding(lnum, NULL, &lnum); ++lnum; } n = lnum - curwin->w_topline; } #endif } curwin->w_cursor.lnum = curwin->w_topline + n; if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; } // Correct for 'so', except when an operator is pending. if (cap->oap->op_type == OP_NOP) cursor_correct(); beginline(BL_SOL | BL_FIX); } /* * Cursor right commands. */ static void nv_right(cmdarg_T *cap) { long n; int past_line; if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) { // <C-Right> and <S-Right> move a word or WORD right if (mod_mask & MOD_MASK_CTRL) cap->arg = TRUE; nv_wordcmd(cap); return; } cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; past_line = (VIsual_active && *p_sel != 'o'); /* * In virtual edit mode, there's no such thing as "past_line", as lines * are (theoretically) infinitely long. */ if (virtual_active()) past_line = 0; for (n = cap->count1; n > 0; --n) { if ((!past_line && oneright() == FAIL) || (past_line && *ml_get_cursor() == NUL) ) { /* * <Space> wraps to next line if 'whichwrap' has 's'. * 'l' wraps to next line if 'whichwrap' has 'l'. * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. */ if ( ((cap->cmdchar == ' ' && vim_strchr(p_ww, 's') != NULL) || (cap->cmdchar == 'l' && vim_strchr(p_ww, 'l') != NULL) || (cap->cmdchar == K_RIGHT && vim_strchr(p_ww, '>') != NULL)) && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) { // When deleting we also count the NL as a character. // Set cap->oap->inclusive when last char in the line is // included, move to next line after that if ( cap->oap->op_type != OP_NOP && !cap->oap->inclusive && !LINEEMPTY(curwin->w_cursor.lnum)) cap->oap->inclusive = TRUE; else { ++curwin->w_cursor.lnum; curwin->w_cursor.col = 0; curwin->w_cursor.coladd = 0; curwin->w_set_curswant = TRUE; cap->oap->inclusive = FALSE; } continue; } if (cap->oap->op_type == OP_NOP) { // Only beep and flush if not moved at all if (n == cap->count1) beep_flush(); } else { if (!LINEEMPTY(curwin->w_cursor.lnum)) cap->oap->inclusive = TRUE; } break; } else if (past_line) { curwin->w_set_curswant = TRUE; if (virtual_active()) oneright(); else { if (has_mbyte) curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); else ++curwin->w_cursor.col; } } } #ifdef FEAT_FOLDING if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * Cursor left commands. * * Returns TRUE when operator end should not be adjusted. */ static void nv_left(cmdarg_T *cap) { long n; if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) { // <C-Left> and <S-Left> move a word or WORD left if (mod_mask & MOD_MASK_CTRL) cap->arg = 1; nv_bck_word(cap); return; } cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; for (n = cap->count1; n > 0; --n) { if (oneleft() == FAIL) { // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. // 'h' wraps to previous line if 'whichwrap' has 'h'. // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. if ( (((cap->cmdchar == K_BS || cap->cmdchar == Ctrl_H) && vim_strchr(p_ww, 'b') != NULL) || (cap->cmdchar == 'h' && vim_strchr(p_ww, 'h') != NULL) || (cap->cmdchar == K_LEFT && vim_strchr(p_ww, '<') != NULL)) && curwin->w_cursor.lnum > 1) { --(curwin->w_cursor.lnum); coladvance((colnr_T)MAXCOL); curwin->w_set_curswant = TRUE; // When the NL before the first char has to be deleted we // put the cursor on the NUL after the previous line. // This is a very special case, be careful! // Don't adjust op_end now, otherwise it won't work. if ( (cap->oap->op_type == OP_DELETE || cap->oap->op_type == OP_CHANGE) && !LINEEMPTY(curwin->w_cursor.lnum)) { char_u *cp = ml_get_cursor(); if (*cp != NUL) { if (has_mbyte) curwin->w_cursor.col += (*mb_ptr2len)(cp); else ++curwin->w_cursor.col; } cap->retval |= CA_NO_ADJ_OP_END; } continue; } // Only beep and flush if not moved at all else if (cap->oap->op_type == OP_NOP && n == cap->count1) beep_flush(); break; } } #ifdef FEAT_FOLDING if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * Cursor up commands. * cap->arg is TRUE for "-": Move cursor to first non-blank. */ static void nv_up(cmdarg_T *cap) { if (mod_mask & MOD_MASK_SHIFT) { // <S-Up> is page up cap->arg = BACKWARD; nv_page(cap); } else { cap->oap->motion_type = MLINE; if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) clearopbeep(cap->oap); else if (cap->arg) beginline(BL_WHITE | BL_FIX); } } /* * Cursor down commands. * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. */ static void nv_down(cmdarg_T *cap) { if (mod_mask & MOD_MASK_SHIFT) { // <S-Down> is page down cap->arg = FORWARD; nv_page(cap); } #if defined(FEAT_QUICKFIX) // Quickfix window only: view the result under the cursor. else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) qf_view_result(FALSE); #endif else { #ifdef FEAT_CMDWIN // In the cmdline window a <CR> executes the command. if (cmdwin_type != 0 && cap->cmdchar == CAR) cmdwin_result = CAR; else #endif #ifdef FEAT_JOB_CHANNEL // In a prompt buffer a <CR> in the last line invokes the callback. if (bt_prompt(curbuf) && cap->cmdchar == CAR && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) { invoke_prompt_callback(); if (restart_edit == 0) restart_edit = 'a'; } else #endif { cap->oap->motion_type = MLINE; if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) clearopbeep(cap->oap); else if (cap->arg) beginline(BL_WHITE | BL_FIX); } } } #ifdef FEAT_SEARCHPATH /* * Grab the file name under the cursor and edit it. */ static void nv_gotofile(cmdarg_T *cap) { char_u *ptr; linenr_T lnum = -1; if (text_locked()) { clearopbeep(cap->oap); text_locked_msg(); return; } if (curbuf_locked()) { clearop(cap->oap); return; } #ifdef FEAT_PROP_POPUP if (ERROR_IF_TERM_POPUP_WINDOW) return; #endif ptr = grab_file_name(cap->count1, &lnum); if (ptr != NULL) { // do autowrite if necessary if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) (void)autowrite(curbuf, FALSE); setpcmark(); if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK && cap->nchar == 'F' && lnum >= 0) { curwin->w_cursor.lnum = lnum; check_cursor_lnum(); beginline(BL_SOL | BL_FIX); } vim_free(ptr); } else clearop(cap->oap); } #endif /* * <End> command: to end of current line or last line. */ static void nv_end(cmdarg_T *cap) { if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line { cap->arg = TRUE; nv_goto(cap); cap->count1 = 1; // to end of current line } nv_dollar(cap); } /* * Handle the "$" command. */ static void nv_dollar(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->inclusive = TRUE; // In virtual mode when off the edge of a line and an operator // is pending (whew!) keep the cursor where it is. // Otherwise, send it to the end of the line. if (!virtual_active() || gchar_cursor() != NUL || cap->oap->op_type == OP_NOP) curwin->w_curswant = MAXCOL; // so we stay at the end if (cursor_down((long)(cap->count1 - 1), cap->oap->op_type == OP_NOP) == FAIL) clearopbeep(cap->oap); #ifdef FEAT_FOLDING else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * Implementation of '?' and '/' commands. * If cap->arg is TRUE don't set PC mark. */ static void nv_search(cmdarg_T *cap) { oparg_T *oap = cap->oap; pos_T save_cursor = curwin->w_cursor; if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) { // Translate "g??" to "g?g?" cap->cmdchar = 'g'; cap->nchar = '?'; nv_operator(cap); return; } // When using 'incsearch' the cursor may be moved to set a different search // start position. cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); if (cap->searchbuf == NULL) { clearop(oap); return; } (void)normal_search(cap, cap->cmdchar, cap->searchbuf, (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) ? 0 : SEARCH_MARK, NULL); } /* * Handle "N" and "n" commands. * cap->arg is SEARCH_REV for "N", 0 for "n". */ static void nv_next(cmdarg_T *cap) { pos_T old = curwin->w_cursor; int wrapped = FALSE; int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) { // Avoid getting stuck on the current cursor position, which can // happen when an offset is given and the cursor is on the last char // in the buffer: Repeat with count + 1. cap->count1 += 1; (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); cap->count1 -= 1; } } /* * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). * Uses only cap->count1 and cap->oap from "cap". * Return 0 for failure, 1 for found, 2 for found and line offset added. */ static int normal_search( cmdarg_T *cap, int dir, char_u *pat, int opt, // extra flags for do_search() int *wrapped) { int i; searchit_arg_T sia; cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; cap->oap->use_reg_one = TRUE; curwin->w_set_curswant = TRUE; CLEAR_FIELD(sia); i = do_search(cap->oap, dir, dir, pat, cap->count1, opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); if (wrapped != NULL) *wrapped = sia.sa_wrapped; if (i == 0) clearop(cap->oap); else { if (i == 2) cap->oap->motion_type = MLINE; curwin->w_cursor.coladd = 0; #ifdef FEAT_FOLDING if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) foldOpenCursor(); #endif } // "/$" will put the cursor after the end of the line, may need to // correct that here check_cursor(); return i; } /* * Character search commands. * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for * ',' and FALSE for ';'. * cap->nchar is NUL for ',' and ';' (repeat the search) */ static void nv_csearch(cmdarg_T *cap) { int t_cmd; if (cap->cmdchar == 't' || cap->cmdchar == 'T') t_cmd = TRUE; else t_cmd = FALSE; cap->oap->motion_type = MCHAR; if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) clearopbeep(cap->oap); else { curwin->w_set_curswant = TRUE; // Include a Tab for "tx" and for "dfx". if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD && (t_cmd || cap->oap->op_type != OP_NOP)) { colnr_T scol, ecol; getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); curwin->w_cursor.coladd = ecol - scol; } else curwin->w_cursor.coladd = 0; adjust_for_sel(cap); #ifdef FEAT_FOLDING if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * "[" and "]" commands. * cap->arg is BACKWARD for "[" and FORWARD for "]". */ static void nv_brackets(cmdarg_T *cap) { pos_T new_pos = {0, 0, 0}; pos_T prev_pos; pos_T *pos = NULL; // init for GCC pos_T old_pos; // cursor position before command int flag; long n; int findc; int c; cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; old_pos = curwin->w_cursor; curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. #ifdef FEAT_SEARCHPATH /* * "[f" or "]f" : Edit file under the cursor (same as "gf") */ if (cap->nchar == 'f') nv_gotofile(cap); else #endif #ifdef FEAT_FIND_ID /* * Find the occurrence(s) of the identifier or define under cursor * in current and included files or jump to the first occurrence. * * search list jump * fwd bwd fwd bwd fwd bwd * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" * define "]d" "[d" "]D" "[D" "]^D" "[^D" */ if (vim_strchr((char_u *) # ifdef EBCDIC "iI\005dD\067", # else "iI\011dD\004", # endif cap->nchar) != NULL) { char_u *ptr; int len; if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) clearop(cap->oap); else { find_pattern_in_path(ptr, 0, len, TRUE, cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, cap->count1, isupper(cap->nchar) ? ACTION_SHOW_ALL : islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, (linenr_T)MAXLNUM); curwin->w_set_curswant = TRUE; } } else #endif /* * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. * "[/", "[*", "]/", "]*": go to Nth comment start/end. * "[m" or "]m" search for prev/next start of (Java) method. * "[M" or "]M" search for prev/next end of (Java) method. */ if ( (cap->cmdchar == '[' && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) || (cap->cmdchar == ']' && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) { if (cap->nchar == '*') cap->nchar = '/'; prev_pos.lnum = 0; if (cap->nchar == 'm' || cap->nchar == 'M') { if (cap->cmdchar == '[') findc = '{'; else findc = '}'; n = 9999; } else { findc = cap->nchar; n = cap->count1; } for ( ; n > 0; --n) { if ((pos = findmatchlimit(cap->oap, findc, (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) { if (new_pos.lnum == 0) // nothing found { if (cap->nchar != 'm' && cap->nchar != 'M') clearopbeep(cap->oap); } else pos = &new_pos; // use last one found break; } prev_pos = new_pos; curwin->w_cursor = *pos; new_pos = *pos; } curwin->w_cursor = old_pos; /* * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only * brought us to the match for "[m" and "]M" when inside a method. * Try finding the '{' or '}' we want to be at. * Also repeat for the given count. */ if (cap->nchar == 'm' || cap->nchar == 'M') { // norm is TRUE for "]M" and "[m" int norm = ((findc == '{') == (cap->nchar == 'm')); n = cap->count1; // found a match: we were inside a method if (prev_pos.lnum != 0) { pos = &prev_pos; curwin->w_cursor = prev_pos; if (norm) --n; } else pos = NULL; while (n > 0) { for (;;) { if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) { // if not found anything, that's an error if (pos == NULL) clearopbeep(cap->oap); n = 0; break; } c = gchar_cursor(); if (c == '{' || c == '}') { // Must have found end/start of class: use it. // Or found the place to be at. if ((c == findc && norm) || (n == 1 && !norm)) { new_pos = curwin->w_cursor; pos = &new_pos; n = 0; } // if no match found at all, we started outside of the // class and we're inside now. Just go on. else if (new_pos.lnum == 0) { new_pos = curwin->w_cursor; pos = &new_pos; } // found start/end of other method: go to match else if ((pos = findmatchlimit(cap->oap, findc, (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) n = 0; else curwin->w_cursor = *pos; break; } } --n; } curwin->w_cursor = old_pos; if (pos == NULL && new_pos.lnum != 0) clearopbeep(cap->oap); } if (pos != NULL) { setpcmark(); curwin->w_cursor = *pos; curwin->w_set_curswant = TRUE; #ifdef FEAT_FOLDING if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * "[[", "[]", "]]" and "][": move to start or end of function */ else if (cap->nchar == '[' || cap->nchar == ']') { if (cap->nchar == cap->cmdchar) // "]]" or "[[" flag = '{'; else flag = '}'; // "][" or "[]" curwin->w_set_curswant = TRUE; /* * Imitate strange Vi behaviour: When using "]]" with an operator * we also stop at '}'. */ if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, (cap->oap->op_type != OP_NOP && cap->arg == FORWARD && flag == '{'))) clearopbeep(cap->oap); else { if (cap->oap->op_type == OP_NOP) beginline(BL_WHITE | BL_FIX); #ifdef FEAT_FOLDING if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * "[p", "[P", "]P" and "]p": put with indent adjustment */ else if (cap->nchar == 'p' || cap->nchar == 'P') { nv_put_opt(cap, TRUE); } /* * "['", "[`", "]'" and "]`": jump to next mark */ else if (cap->nchar == '\'' || cap->nchar == '`') { pos = &curwin->w_cursor; for (n = cap->count1; n > 0; --n) { prev_pos = *pos; pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, cap->nchar == '\''); if (pos == NULL) break; } if (pos == NULL) pos = &prev_pos; nv_cursormark(cap, cap->nchar == '\'', pos); } /* * [ or ] followed by a middle mouse click: put selected text with * indent adjustment. Any other button just does as usual. */ else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) { (void)do_mouse(cap->oap, cap->nchar, (cap->cmdchar == ']') ? FORWARD : BACKWARD, cap->count1, PUT_FIXINDENT); } #ifdef FEAT_FOLDING /* * "[z" and "]z": move to start or end of open fold. */ else if (cap->nchar == 'z') { if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, cap->count1) == FAIL) clearopbeep(cap->oap); } #endif #ifdef FEAT_DIFF /* * "[c" and "]c": move to next or previous diff-change. */ else if (cap->nchar == 'c') { if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, cap->count1) == FAIL) clearopbeep(cap->oap); } #endif #ifdef FEAT_SPELL /* * "[s", "[S", "]s" and "]S": move to next spell error. */ else if (cap->nchar == 's' || cap->nchar == 'S') { setpcmark(); for (n = 0; n < cap->count1; ++n) if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) { clearopbeep(cap->oap); break; } else curwin->w_set_curswant = TRUE; # ifdef FEAT_FOLDING if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) foldOpenCursor(); # endif } #endif // Not a valid cap->nchar. else clearopbeep(cap->oap); } /* * Handle Normal mode "%" command. */ static void nv_percent(cmdarg_T *cap) { pos_T *pos; #if defined(FEAT_FOLDING) linenr_T lnum = curwin->w_cursor.lnum; #endif cap->oap->inclusive = TRUE; if (cap->count0) // {cnt}% : goto {cnt} percentage in file { if (cap->count0 > 100) clearopbeep(cap->oap); else { cap->oap->motion_type = MLINE; setpcmark(); // Round up, so CTRL-G will give same value. Watch out for a // large line count, the line number must not go negative! if (curbuf->b_ml.ml_line_count > 1000000) curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) / 100L * cap->count0; else curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * cap->count0 + 99L) / 100L; if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; beginline(BL_SOL | BL_FIX); } } else // "%" : go to matching paren { cap->oap->motion_type = MCHAR; cap->oap->use_reg_one = TRUE; if ((pos = findmatch(cap->oap, NUL)) == NULL) clearopbeep(cap->oap); else { setpcmark(); curwin->w_cursor = *pos; curwin->w_set_curswant = TRUE; curwin->w_cursor.coladd = 0; adjust_for_sel(cap); } } #ifdef FEAT_FOLDING if (cap->oap->op_type == OP_NOP && lnum != curwin->w_cursor.lnum && (fdo_flags & FDO_PERCENT) && KeyTyped) foldOpenCursor(); #endif } /* * Handle "(" and ")" commands. * cap->arg is BACKWARD for "(" and FORWARD for ")". */ static void nv_brace(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->use_reg_one = TRUE; // The motion used to be inclusive for "(", but that is not what Vi does. cap->oap->inclusive = FALSE; curwin->w_set_curswant = TRUE; if (findsent(cap->arg, cap->count1) == FAIL) clearopbeep(cap->oap); else { // Don't leave the cursor on the NUL past end of line. adjust_cursor(cap->oap); curwin->w_cursor.coladd = 0; #ifdef FEAT_FOLDING if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * "m" command: Mark a position. */ static void nv_mark(cmdarg_T *cap) { if (!checkclearop(cap->oap)) { if (setmark(cap->nchar) == FAIL) clearopbeep(cap->oap); } } /* * "{" and "}" commands. * cmd->arg is BACKWARD for "{" and FORWARD for "}". */ static void nv_findpar(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; cap->oap->use_reg_one = TRUE; curwin->w_set_curswant = TRUE; if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) clearopbeep(cap->oap); else { curwin->w_cursor.coladd = 0; #ifdef FEAT_FOLDING if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * "u" command: Undo or make lower case. */ static void nv_undo(cmdarg_T *cap) { if (cap->oap->op_type == OP_LOWER || VIsual_active) { // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" cap->cmdchar = 'g'; cap->nchar = 'u'; nv_operator(cap); } else nv_kundo(cap); } /* * <Undo> command. */ static void nv_kundo(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) { #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf)) { clearopbeep(cap->oap); return; } #endif u_undo((int)cap->count1); curwin->w_set_curswant = TRUE; } } /* * Handle the "r" command. */ static void nv_replace(cmdarg_T *cap) { char_u *ptr; int had_ctrl_v; long n; if (checkclearop(cap->oap)) return; #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf) && !prompt_curpos_editable()) { clearopbeep(cap->oap); return; } #endif // get another character if (cap->nchar == Ctrl_V) { had_ctrl_v = Ctrl_V; cap->nchar = get_literal(); // Don't redo a multibyte character with CTRL-V. if (cap->nchar > DEL) had_ctrl_v = NUL; } else had_ctrl_v = NUL; // Abort if the character is a special key. if (IS_SPECIAL(cap->nchar)) { clearopbeep(cap->oap); return; } // Visual mode "r" if (VIsual_active) { if (got_int) reset_VIsual(); if (had_ctrl_v) { // Use a special (negative) number to make a difference between a // literal CR or NL and a line break. if (cap->nchar == CAR) cap->nchar = REPLACE_CR_NCHAR; else if (cap->nchar == NL) cap->nchar = REPLACE_NL_NCHAR; } nv_operator(cap); return; } // Break tabs, etc. if (virtual_active()) { if (u_save_cursor() == FAIL) return; if (gchar_cursor() == NUL) { // Add extra space and put the cursor on the first one. coladvance_force((colnr_T)(getviscol() + cap->count1)); curwin->w_cursor.col -= cap->count1; } else if (gchar_cursor() == TAB) coladvance_force(getviscol()); } // Abort if not enough characters to replace. ptr = ml_get_cursor(); if (STRLEN(ptr) < (unsigned)cap->count1 || (has_mbyte && mb_charlen(ptr) < cap->count1)) { clearopbeep(cap->oap); return; } /* * Replacing with a TAB is done by edit() when it is complicated because * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. * Other characters are done below to avoid problems with things like * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). */ if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) { stuffnumReadbuff(cap->count1); stuffcharReadbuff('R'); stuffcharReadbuff('\t'); stuffcharReadbuff(ESC); return; } // save line for undo if (u_save_cursor() == FAIL) return; if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) { /* * Replace character(s) by a single newline. * Strange vi behaviour: Only one newline is inserted. * Delete the characters here. * Insert the newline with an insert command, takes care of * autoindent. The insert command depends on being on the last * character of a line or not. */ (void)del_chars(cap->count1, FALSE); // delete the characters stuffcharReadbuff('\r'); stuffcharReadbuff(ESC); // Give 'r' to edit(), to get the redo command right. invoke_edit(cap, TRUE, 'r', FALSE); } else { prep_redo(cap->oap->regname, cap->count1, NUL, 'r', NUL, had_ctrl_v, cap->nchar); curbuf->b_op_start = curwin->w_cursor; if (has_mbyte) { int old_State = State; if (cap->ncharC1 != 0) AppendCharToRedobuff(cap->ncharC1); if (cap->ncharC2 != 0) AppendCharToRedobuff(cap->ncharC2); // This is slow, but it handles replacing a single-byte with a // multi-byte and the other way around. Also handles adding // composing characters for utf-8. for (n = cap->count1; n > 0; --n) { State = REPLACE; if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) { int c = ins_copychar(curwin->w_cursor.lnum + (cap->nchar == Ctrl_Y ? -1 : 1)); if (c != NUL) ins_char(c); else // will be decremented further down ++curwin->w_cursor.col; } else ins_char(cap->nchar); State = old_State; if (cap->ncharC1 != 0) ins_char(cap->ncharC1); if (cap->ncharC2 != 0) ins_char(cap->ncharC2); } } else { /* * Replace the characters within one line. */ for (n = cap->count1; n > 0; --n) { /* * Get ptr again, because u_save and/or showmatch() will have * released the line. At the same time we let know that the * line will be changed. */ ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) { int c = ins_copychar(curwin->w_cursor.lnum + (cap->nchar == Ctrl_Y ? -1 : 1)); if (c != NUL) ptr[curwin->w_cursor.col] = c; } else ptr[curwin->w_cursor.col] = cap->nchar; if (p_sm && msg_silent == 0) showmatch(cap->nchar); ++curwin->w_cursor.col; } #ifdef FEAT_NETBEANS_INTG if (netbeans_active()) { colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); netbeans_removed(curbuf, curwin->w_cursor.lnum, start, (long)cap->count1); netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, &ptr[start], (int)cap->count1); } #endif // mark the buffer as changed and prepare for displaying changed_bytes(curwin->w_cursor.lnum, (colnr_T)(curwin->w_cursor.col - cap->count1)); } --curwin->w_cursor.col; // cursor on the last replaced char // if the character on the left of the current cursor is a multi-byte // character, move two characters left if (has_mbyte) mb_adjust_cursor(); curbuf->b_op_end = curwin->w_cursor; curwin->w_set_curswant = TRUE; set_last_insert(cap->nchar); } } /* * 'o': Exchange start and end of Visual area. * 'O': same, but in block mode exchange left and right corners. */ static void v_swap_corners(int cmdchar) { pos_T old_cursor; colnr_T left, right; if (cmdchar == 'O' && VIsual_mode == Ctrl_V) { old_cursor = curwin->w_cursor; getvcols(curwin, &old_cursor, &VIsual, &left, &right); curwin->w_cursor.lnum = VIsual.lnum; coladvance(left); VIsual = curwin->w_cursor; curwin->w_cursor.lnum = old_cursor.lnum; curwin->w_curswant = right; // 'selection "exclusive" and cursor at right-bottom corner: move it // right one column if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') ++curwin->w_curswant; coladvance(curwin->w_curswant); if (curwin->w_cursor.col == old_cursor.col && (!virtual_active() || curwin->w_cursor.coladd == old_cursor.coladd)) { curwin->w_cursor.lnum = VIsual.lnum; if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') ++right; coladvance(right); VIsual = curwin->w_cursor; curwin->w_cursor.lnum = old_cursor.lnum; coladvance(left); curwin->w_curswant = left; } } else { old_cursor = curwin->w_cursor; curwin->w_cursor = VIsual; VIsual = old_cursor; curwin->w_set_curswant = TRUE; } } /* * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). */ static void nv_Replace(cmdarg_T *cap) { if (VIsual_active) // "R" is replace lines { cap->cmdchar = 'c'; cap->nchar = NUL; VIsual_mode_orig = VIsual_mode; // remember original area for gv VIsual_mode = 'V'; nv_operator(cap); } else if (!checkclearopq(cap->oap)) { if (!curbuf->b_p_ma) emsg(_(e_modifiable)); else { if (virtual_active()) coladvance(getviscol()); invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); } } } /* * "gr". */ static void nv_vreplace(cmdarg_T *cap) { if (VIsual_active) { cap->cmdchar = 'r'; cap->nchar = cap->extra_char; nv_replace(cap); // Do same as "r" in Visual mode for now } else if (!checkclearopq(cap->oap)) { if (!curbuf->b_p_ma) emsg(_(e_modifiable)); else { if (cap->extra_char == Ctrl_V) // get another character cap->extra_char = get_literal(); stuffcharReadbuff(cap->extra_char); stuffcharReadbuff(ESC); if (virtual_active()) coladvance(getviscol()); invoke_edit(cap, TRUE, 'v', FALSE); } } } /* * Swap case for "~" command, when it does not work like an operator. */ static void n_swapchar(cmdarg_T *cap) { long n; pos_T startpos; int did_change = 0; #ifdef FEAT_NETBEANS_INTG pos_T pos; char_u *ptr; int count; #endif if (checkclearopq(cap->oap)) return; if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) { clearopbeep(cap->oap); return; } prep_redo_cmd(cap); if (u_save_cursor() == FAIL) return; startpos = curwin->w_cursor; #ifdef FEAT_NETBEANS_INTG pos = startpos; #endif for (n = cap->count1; n > 0; --n) { did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); inc_cursor(); if (gchar_cursor() == NUL) { if (vim_strchr(p_ww, '~') != NULL && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) { #ifdef FEAT_NETBEANS_INTG if (netbeans_active()) { if (did_change) { ptr = ml_get(pos.lnum); count = (int)STRLEN(ptr) - pos.col; netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); } pos.col = 0; pos.lnum++; } #endif ++curwin->w_cursor.lnum; curwin->w_cursor.col = 0; if (n > 1) { if (u_savesub(curwin->w_cursor.lnum) == FAIL) break; u_clearline(); } } else break; } } #ifdef FEAT_NETBEANS_INTG if (did_change && netbeans_active()) { ptr = ml_get(pos.lnum); count = curwin->w_cursor.col - pos.col; netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); } #endif check_cursor(); curwin->w_set_curswant = TRUE; if (did_change) { changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 0L); curbuf->b_op_start = startpos; curbuf->b_op_end = curwin->w_cursor; if (curbuf->b_op_end.col > 0) --curbuf->b_op_end.col; } } /* * Move cursor to mark. */ static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) { if (check_mark(pos) == FAIL) clearop(cap->oap); else { if (cap->cmdchar == '\'' || cap->cmdchar == '`' || cap->cmdchar == '[' || cap->cmdchar == ']') setpcmark(); curwin->w_cursor = *pos; if (flag) beginline(BL_WHITE | BL_FIX); else check_cursor(); } cap->oap->motion_type = flag ? MLINE : MCHAR; if (cap->cmdchar == '`') cap->oap->use_reg_one = TRUE; cap->oap->inclusive = FALSE; // ignored if not MCHAR curwin->w_set_curswant = TRUE; } /* * Handle commands that are operators in Visual mode. */ static void v_visop(cmdarg_T *cap) { static char_u trans[] = "YyDdCcxdXdAAIIrr"; // Uppercase means linewise, except in block mode, then "D" deletes till // the end of the line, and "C" replaces till EOL if (isupper(cap->cmdchar)) { if (VIsual_mode != Ctrl_V) { VIsual_mode_orig = VIsual_mode; VIsual_mode = 'V'; } else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') curwin->w_curswant = MAXCOL; } cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); nv_operator(cap); } /* * "s" and "S" commands. */ static void nv_subst(cmdarg_T *cap) { #ifdef FEAT_TERMINAL // When showing output of term_dumpdiff() swap the top and botom. if (term_swap_diff() == OK) return; #endif #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf) && !prompt_curpos_editable()) { clearopbeep(cap->oap); return; } #endif if (VIsual_active) // "vs" and "vS" are the same as "vc" { if (cap->cmdchar == 'S') { VIsual_mode_orig = VIsual_mode; VIsual_mode = 'V'; } cap->cmdchar = 'c'; nv_operator(cap); } else nv_optrans(cap); } /* * Abbreviated commands. */ static void nv_abbrev(cmdarg_T *cap) { if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) cap->cmdchar = 'x'; // DEL key behaves like 'x' // in Visual mode these commands are operators if (VIsual_active) v_visop(cap); else nv_optrans(cap); } /* * Translate a command into another command. */ static void nv_optrans(cmdarg_T *cap) { static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", (char_u *)"d$", (char_u *)"c$", (char_u *)"cl", (char_u *)"cc", (char_u *)"yy", (char_u *)":s\r"}; static char_u *str = (char_u *)"xXDCsSY&"; if (!checkclearopq(cap->oap)) { // In Vi "2D" doesn't delete the next line. Can't translate it // either, because "2." should also not use the count. if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) { cap->oap->start = curwin->w_cursor; cap->oap->op_type = OP_DELETE; #ifdef FEAT_EVAL set_op_var(OP_DELETE); #endif cap->count1 = 1; nv_dollar(cap); finish_op = TRUE; ResetRedobuff(); AppendCharToRedobuff('D'); } else { if (cap->count0) stuffnumReadbuff(cap->count0); stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); } } cap->opcount = 0; } /* * "'" and "`" commands. Also for "g'" and "g`". * cap->arg is TRUE for "'" and "g'". */ static void nv_gomark(cmdarg_T *cap) { pos_T *pos; int c; #ifdef FEAT_FOLDING pos_T old_cursor = curwin->w_cursor; int old_KeyTyped = KeyTyped; // getting file may reset it #endif if (cap->cmdchar == 'g') c = cap->extra_char; else c = cap->nchar; pos = getmark(c, (cap->oap->op_type == OP_NOP)); if (pos == (pos_T *)-1) // jumped to other file { if (cap->arg) { check_cursor_lnum(); beginline(BL_WHITE | BL_FIX); } else check_cursor(); } else nv_cursormark(cap, cap->arg, pos); // May need to clear the coladd that a mark includes. if (!virtual_active()) curwin->w_cursor.coladd = 0; check_cursor_col(); #ifdef FEAT_FOLDING if (cap->oap->op_type == OP_NOP && pos != NULL && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) && (fdo_flags & FDO_MARK) && old_KeyTyped) foldOpenCursor(); #endif } /* * Handle CTRL-O, CTRL-I, "g;" and "g," commands. */ static void nv_pcmark(cmdarg_T *cap) { #ifdef FEAT_JUMPLIST pos_T *pos; # ifdef FEAT_FOLDING linenr_T lnum = curwin->w_cursor.lnum; int old_KeyTyped = KeyTyped; // getting file may reset it # endif if (!checkclearopq(cap->oap)) { if (cap->cmdchar == 'g') pos = movechangelist((int)cap->count1); else pos = movemark((int)cap->count1); if (pos == (pos_T *)-1) // jump to other file { curwin->w_set_curswant = TRUE; check_cursor(); } else if (pos != NULL) // can jump nv_cursormark(cap, FALSE, pos); else if (cap->cmdchar == 'g') { if (curbuf->b_changelistlen == 0) emsg(_("E664: changelist is empty")); else if (cap->count1 < 0) emsg(_("E662: At start of changelist")); else emsg(_("E663: At end of changelist")); } else clearopbeep(cap->oap); # ifdef FEAT_FOLDING if (cap->oap->op_type == OP_NOP && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) && (fdo_flags & FDO_MARK) && old_KeyTyped) foldOpenCursor(); # endif } #else clearopbeep(cap->oap); #endif } /* * Handle '"' command. */ static void nv_regname(cmdarg_T *cap) { if (checkclearop(cap->oap)) return; #ifdef FEAT_EVAL if (cap->nchar == '=') cap->nchar = get_expr_register(); #endif if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) { cap->oap->regname = cap->nchar; cap->opcount = cap->count0; // remember count before '"' #ifdef FEAT_EVAL set_reg_var(cap->oap->regname); #endif } else clearopbeep(cap->oap); } /* * Handle "v", "V" and "CTRL-V" commands. * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg * is TRUE. * Handle CTRL-Q just like CTRL-V. */ static void nv_visual(cmdarg_T *cap) { if (cap->cmdchar == Ctrl_Q) cap->cmdchar = Ctrl_V; // 'v', 'V' and CTRL-V can be used while an operator is pending to make it // characterwise, linewise, or blockwise. if (cap->oap->op_type != OP_NOP) { motion_force = cap->oap->motion_force = cap->cmdchar; finish_op = FALSE; // operator doesn't finish now but later return; } VIsual_select = cap->arg; if (VIsual_active) // change Visual mode { if (VIsual_mode == cap->cmdchar) // stop visual mode end_visual_mode(); else // toggle char/block mode { // or char/line mode VIsual_mode = cap->cmdchar; showmode(); } redraw_curbuf_later(INVERTED); // update the inversion } else // start Visual mode { check_visual_highlight(); if (cap->count0 > 0 && resel_VIsual_mode != NUL) { // use previously selected part VIsual = curwin->w_cursor; VIsual_active = TRUE; VIsual_reselect = TRUE; if (!cap->arg) // start Select mode when 'selectmode' contains "cmd" may_start_select('c'); setmouse(); if (p_smd && msg_silent == 0) redraw_cmdline = TRUE; // show visual mode later /* * For V and ^V, we multiply the number of lines even if there * was only one -- webb */ if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) { curwin->w_cursor.lnum += resel_VIsual_line_count * cap->count0 - 1; if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; } VIsual_mode = resel_VIsual_mode; if (VIsual_mode == 'v') { if (resel_VIsual_line_count <= 1) { validate_virtcol(); curwin->w_curswant = curwin->w_virtcol + resel_VIsual_vcol * cap->count0 - 1; } else curwin->w_curswant = resel_VIsual_vcol; coladvance(curwin->w_curswant); } if (resel_VIsual_vcol == MAXCOL) { curwin->w_curswant = MAXCOL; coladvance((colnr_T)MAXCOL); } else if (VIsual_mode == Ctrl_V) { validate_virtcol(); curwin->w_curswant = curwin->w_virtcol + resel_VIsual_vcol * cap->count0 - 1; coladvance(curwin->w_curswant); } else curwin->w_set_curswant = TRUE; redraw_curbuf_later(INVERTED); // show the inversion } else { if (!cap->arg) // start Select mode when 'selectmode' contains "cmd" may_start_select('c'); n_start_visual_mode(cap->cmdchar); if (VIsual_mode != 'V' && *p_sel == 'e') ++cap->count1; // include one more char if (cap->count0 > 0 && --cap->count1 > 0) { // With a count select that many characters or lines. if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) nv_right(cap); else if (VIsual_mode == 'V') nv_down(cap); } } } } /* * Start selection for Shift-movement keys. */ void start_selection(void) { // if 'selectmode' contains "key", start Select mode may_start_select('k'); n_start_visual_mode('v'); } /* * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. */ void may_start_select(int c) { VIsual_select = (stuff_empty() && typebuf_typed() && (vim_strchr(p_slm, c) != NULL)); } /* * Start Visual mode "c". * Should set VIsual_select before calling this. */ static void n_start_visual_mode(int c) { #ifdef FEAT_CONCEAL // Check for redraw before changing the state. conceal_check_cursor_line(); #endif VIsual_mode = c; VIsual_active = TRUE; VIsual_reselect = TRUE; // Corner case: the 0 position in a tab may change when going into // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) { validate_virtcol(); coladvance(curwin->w_virtcol); } VIsual = curwin->w_cursor; #ifdef FEAT_FOLDING foldAdjustVisual(); #endif setmouse(); #ifdef FEAT_CONCEAL // Check for redraw after changing the state. conceal_check_cursor_line(); #endif if (p_smd && msg_silent == 0) redraw_cmdline = TRUE; // show visual mode later #ifdef FEAT_CLIPBOARD // Make sure the clipboard gets updated. Needed because start and // end may still be the same, and the selection needs to be owned clip_star.vmode = NUL; #endif // Only need to redraw this line, unless still need to redraw an old // Visual area (when 'lazyredraw' is set). if (curwin->w_redr_type < INVERTED) { curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; curwin->w_old_visual_lnum = curwin->w_cursor.lnum; } } /* * CTRL-W: Window commands */ static void nv_window(cmdarg_T *cap) { if (cap->nchar == ':') { // "CTRL-W :" is the same as typing ":"; useful in a terminal window cap->cmdchar = ':'; cap->nchar = NUL; nv_colon(cap); } else if (!checkclearop(cap->oap)) do_window(cap->nchar, cap->count0, NUL); // everything is in window.c } /* * CTRL-Z: Suspend */ static void nv_suspend(cmdarg_T *cap) { clearop(cap->oap); if (VIsual_active) end_visual_mode(); // stop Visual mode do_cmdline_cmd((char_u *)"st"); } /* * Commands starting with "g". */ static void nv_g_cmd(cmdarg_T *cap) { oparg_T *oap = cap->oap; pos_T tpos; int i; int flag = FALSE; switch (cap->nchar) { case Ctrl_A: case Ctrl_X: #ifdef MEM_PROFILE /* * "g^A": dump log of used memory. */ if (!VIsual_active && cap->nchar == Ctrl_A) vim_mem_profile_dump(); else #endif /* * "g^A/g^X": sequentially increment visually selected region */ if (VIsual_active) { cap->arg = TRUE; cap->cmdchar = cap->nchar; cap->nchar = NUL; nv_addsub(cap); } else clearopbeep(oap); break; /* * "gR": Enter virtual replace mode. */ case 'R': cap->arg = TRUE; nv_Replace(cap); break; case 'r': nv_vreplace(cap); break; case '&': do_cmdline_cmd((char_u *)"%s//~/&"); break; /* * "gv": Reselect the previous Visual area. If Visual already active, * exchange previous and current Visual area. */ case 'v': if (checkclearop(oap)) break; if ( curbuf->b_visual.vi_start.lnum == 0 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count || curbuf->b_visual.vi_end.lnum == 0) beep_flush(); else { // set w_cursor to the start of the Visual area, tpos to the end if (VIsual_active) { i = VIsual_mode; VIsual_mode = curbuf->b_visual.vi_mode; curbuf->b_visual.vi_mode = i; # ifdef FEAT_EVAL curbuf->b_visual_mode_eval = i; # endif i = curwin->w_curswant; curwin->w_curswant = curbuf->b_visual.vi_curswant; curbuf->b_visual.vi_curswant = i; tpos = curbuf->b_visual.vi_end; curbuf->b_visual.vi_end = curwin->w_cursor; curwin->w_cursor = curbuf->b_visual.vi_start; curbuf->b_visual.vi_start = VIsual; } else { VIsual_mode = curbuf->b_visual.vi_mode; curwin->w_curswant = curbuf->b_visual.vi_curswant; tpos = curbuf->b_visual.vi_end; curwin->w_cursor = curbuf->b_visual.vi_start; } VIsual_active = TRUE; VIsual_reselect = TRUE; // Set Visual to the start and w_cursor to the end of the Visual // area. Make sure they are on an existing character. check_cursor(); VIsual = curwin->w_cursor; curwin->w_cursor = tpos; check_cursor(); update_topline(); /* * When called from normal "g" command: start Select mode when * 'selectmode' contains "cmd". When called for K_SELECT, always * start Select mode. */ if (cap->arg) VIsual_select = TRUE; else may_start_select('c'); setmouse(); #ifdef FEAT_CLIPBOARD // Make sure the clipboard gets updated. Needed because start and // end are still the same, and the selection needs to be owned clip_star.vmode = NUL; #endif redraw_curbuf_later(INVERTED); showmode(); } break; /* * "gV": Don't reselect the previous Visual area after a Select mode * mapping of menu. */ case 'V': VIsual_reselect = FALSE; break; /* * "gh": start Select mode. * "gH": start Select line mode. * "g^H": start Select block mode. */ case K_BS: cap->nchar = Ctrl_H; // FALLTHROUGH case 'h': case 'H': case Ctrl_H: # ifdef EBCDIC // EBCDIC: 'v'-'h' != '^v'-'^h' if (cap->nchar == Ctrl_H) cap->cmdchar = Ctrl_V; else # endif cap->cmdchar = cap->nchar + ('v' - 'h'); cap->arg = TRUE; nv_visual(cap); break; // "gn", "gN" visually select next/previous search match // "gn" selects next match // "gN" selects previous match case 'N': case 'n': if (!current_search(cap->count1, cap->nchar == 'n')) clearopbeep(oap); break; /* * "gj" and "gk" two new funny movement keys -- up and down * movement based on *screen* line rather than *file* line. */ case 'j': case K_DOWN: // with 'nowrap' it works just like the normal "j" command; also when // in a closed fold if (!curwin->w_p_wrap #ifdef FEAT_FOLDING || hasFolding(curwin->w_cursor.lnum, NULL, NULL) #endif ) { oap->motion_type = MLINE; i = cursor_down(cap->count1, oap->op_type == OP_NOP); } else i = nv_screengo(oap, FORWARD, cap->count1); if (i == FAIL) clearopbeep(oap); break; case 'k': case K_UP: // with 'nowrap' it works just like the normal "k" command; also when // in a closed fold if (!curwin->w_p_wrap #ifdef FEAT_FOLDING || hasFolding(curwin->w_cursor.lnum, NULL, NULL) #endif ) { oap->motion_type = MLINE; i = cursor_up(cap->count1, oap->op_type == OP_NOP); } else i = nv_screengo(oap, BACKWARD, cap->count1); if (i == FAIL) clearopbeep(oap); break; /* * "gJ": join two lines without inserting a space. */ case 'J': nv_join(cap); break; /* * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. * "gm": middle of "g0" and "g$". */ case '^': flag = TRUE; // FALLTHROUGH case '0': case 'm': case K_HOME: case K_KHOME: oap->motion_type = MCHAR; oap->inclusive = FALSE; if (curwin->w_p_wrap && curwin->w_width != 0) { int width1 = curwin->w_width - curwin_col_off(); int width2 = width1 + curwin_col_off2(); validate_virtcol(); i = 0; if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) i = (curwin->w_virtcol - width1) / width2 * width2 + width1; } else i = curwin->w_leftcol; // Go to the middle of the screen line. When 'number' or // 'relativenumber' is on and lines are wrapping the middle can be more // to the left. if (cap->nchar == 'm') i += (curwin->w_width - curwin_col_off() + ((curwin->w_p_wrap && i > 0) ? curwin_col_off2() : 0)) / 2; coladvance((colnr_T)i); if (flag) { do i = gchar_cursor(); while (VIM_ISWHITE(i) && oneright() == OK); curwin->w_valid &= ~VALID_WCOL; } curwin->w_set_curswant = TRUE; break; case 'M': { char_u *ptr = ml_get_curline(); oap->motion_type = MCHAR; oap->inclusive = FALSE; if (has_mbyte) i = mb_string2cells(ptr, (int)STRLEN(ptr)); else i = (int)STRLEN(ptr); if (cap->count0 > 0 && cap->count0 <= 100) coladvance((colnr_T)(i * cap->count0 / 100)); else coladvance((colnr_T)(i / 2)); curwin->w_set_curswant = TRUE; } break; case '_': // "g_": to the last non-blank character in the line or <count> lines // downward. cap->oap->motion_type = MCHAR; cap->oap->inclusive = TRUE; curwin->w_curswant = MAXCOL; if (cursor_down((long)(cap->count1 - 1), cap->oap->op_type == OP_NOP) == FAIL) clearopbeep(cap->oap); else { char_u *ptr = ml_get_curline(); // In Visual mode we may end up after the line. if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) --curwin->w_cursor.col; // Decrease the cursor column until it's on a non-blank. while (curwin->w_cursor.col > 0 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) --curwin->w_cursor.col; curwin->w_set_curswant = TRUE; adjust_for_sel(cap); } break; case '$': case K_END: case K_KEND: { int col_off = curwin_col_off(); oap->motion_type = MCHAR; oap->inclusive = TRUE; if (curwin->w_p_wrap && curwin->w_width != 0) { curwin->w_curswant = MAXCOL; // so we stay at the end if (cap->count1 == 1) { int width1 = curwin->w_width - col_off; int width2 = width1 + curwin_col_off2(); validate_virtcol(); i = width1 - 1; if (curwin->w_virtcol >= (colnr_T)width1) i += ((curwin->w_virtcol - width1) / width2 + 1) * width2; coladvance((colnr_T)i); // Make sure we stick in this column. validate_virtcol(); curwin->w_curswant = curwin->w_virtcol; curwin->w_set_curswant = FALSE; if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) { /* * Check for landing on a character that got split at * the end of the line. We do not want to advance to * the next screen line. */ if (curwin->w_virtcol > (colnr_T)i) --curwin->w_cursor.col; } } else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) clearopbeep(oap); } else { if (cap->count1 > 1) // if it fails, let the cursor still move to the last char (void)cursor_down(cap->count1 - 1, FALSE); i = curwin->w_leftcol + curwin->w_width - col_off - 1; coladvance((colnr_T)i); // Make sure we stick in this column. validate_virtcol(); curwin->w_curswant = curwin->w_virtcol; curwin->w_set_curswant = FALSE; } } break; /* * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" */ case '*': case '#': #if POUND != '#' case POUND: // pound sign (sometimes equal to '#') #endif case Ctrl_RSB: // :tag or :tselect for current identifier case ']': // :tselect for current identifier nv_ident(cap); break; /* * ge and gE: go back to end of word */ case 'e': case 'E': oap->motion_type = MCHAR; curwin->w_set_curswant = TRUE; oap->inclusive = TRUE; if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) clearopbeep(oap); break; /* * "g CTRL-G": display info about cursor position */ case Ctrl_G: cursor_pos_info(NULL); break; /* * "gi": start Insert at the last position. */ case 'i': if (curbuf->b_last_insert.lnum != 0) { curwin->w_cursor = curbuf->b_last_insert; check_cursor_lnum(); i = (int)STRLEN(ml_get_curline()); if (curwin->w_cursor.col > (colnr_T)i) { if (virtual_active()) curwin->w_cursor.coladd += curwin->w_cursor.col - i; curwin->w_cursor.col = i; } } cap->cmdchar = 'i'; nv_edit(cap); break; /* * "gI": Start insert in column 1. */ case 'I': beginline(0); if (!checkclearopq(oap)) invoke_edit(cap, FALSE, 'g', FALSE); break; #ifdef FEAT_SEARCHPATH /* * "gf": goto file, edit file under cursor * "]f" and "[f": can also be used. */ case 'f': case 'F': nv_gotofile(cap); break; #endif // "g'm" and "g`m": jump to mark without setting pcmark case '\'': cap->arg = TRUE; // FALLTHROUGH case '`': nv_gomark(cap); break; /* * "gs": Goto sleep. */ case 's': do_sleep(cap->count1 * 1000L); break; /* * "ga": Display the ascii value of the character under the * cursor. It is displayed in decimal, hex, and octal. -- webb */ case 'a': do_ascii(NULL); break; /* * "g8": Display the bytes used for the UTF-8 character under the * cursor. It is displayed in hex. * "8g8" finds illegal byte sequence. */ case '8': if (cap->count0 == 8) utf_find_illegal(); else show_utf8(); break; // "g<": show scrollback text case '<': show_sb_text(); break; /* * "gg": Goto the first line in file. With a count it goes to * that line number like for "G". -- webb */ case 'g': cap->arg = FALSE; nv_goto(cap); break; /* * Two-character operators: * "gq" Format text * "gw" Format text and keep cursor position * "g~" Toggle the case of the text. * "gu" Change text to lower case. * "gU" Change text to upper case. * "g?" rot13 encoding * "g@" call 'operatorfunc' */ case 'q': case 'w': oap->cursor_start = curwin->w_cursor; // FALLTHROUGH case '~': case 'u': case 'U': case '?': case '@': nv_operator(cap); break; /* * "gd": Find first occurrence of pattern under the cursor in the * current function * "gD": idem, but in the current file. */ case 'd': case 'D': nv_gd(oap, cap->nchar, (int)cap->count0); break; /* * g<*Mouse> : <C-*mouse> */ case K_MIDDLEMOUSE: case K_MIDDLEDRAG: case K_MIDDLERELEASE: case K_LEFTMOUSE: case K_LEFTDRAG: case K_LEFTRELEASE: case K_MOUSEMOVE: case K_RIGHTMOUSE: case K_RIGHTDRAG: case K_RIGHTRELEASE: case K_X1MOUSE: case K_X1DRAG: case K_X1RELEASE: case K_X2MOUSE: case K_X2DRAG: case K_X2RELEASE: mod_mask = MOD_MASK_CTRL; (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); break; case K_IGNORE: break; /* * "gP" and "gp": same as "P" and "p" but leave cursor just after new text */ case 'p': case 'P': nv_put(cap); break; #ifdef FEAT_BYTEOFF // "go": goto byte count from start of buffer case 'o': goto_byte(cap->count0); break; #endif // "gQ": improved Ex mode case 'Q': if (text_locked()) { clearopbeep(cap->oap); text_locked_msg(); break; } if (!checkclearopq(oap)) do_exmode(TRUE); break; #ifdef FEAT_JUMPLIST case ',': nv_pcmark(cap); break; case ';': cap->count1 = -cap->count1; nv_pcmark(cap); break; #endif case 't': if (!checkclearop(oap)) goto_tabpage((int)cap->count0); break; case 'T': if (!checkclearop(oap)) goto_tabpage(-(int)cap->count1); break; case '+': case '-': // "g+" and "g-": undo or redo along the timeline if (!checkclearopq(oap)) undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, FALSE, FALSE, FALSE); break; default: clearopbeep(oap); break; } } /* * Handle "o" and "O" commands. */ static void n_opencmd(cmdarg_T *cap) { #ifdef FEAT_CONCEAL linenr_T oldline = curwin->w_cursor.lnum; #endif if (!checkclearopq(cap->oap)) { #ifdef FEAT_FOLDING if (cap->cmdchar == 'O') // Open above the first line of a folded sequence of lines (void)hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL); else // Open below the last line of a folded sequence of lines (void)hasFolding(curwin->w_cursor.lnum, NULL, &curwin->w_cursor.lnum); #endif if (u_save((linenr_T)(curwin->w_cursor.lnum - (cap->cmdchar == 'O' ? 1 : 0)), (linenr_T)(curwin->w_cursor.lnum + (cap->cmdchar == 'o' ? 1 : 0)) ) == OK && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 0) == OK) { #ifdef FEAT_CONCEAL if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) redrawWinline(curwin, oldline); #endif #ifdef FEAT_SYN_HL if (curwin->w_p_cul) // force redraw of cursorline curwin->w_valid &= ~VALID_CROW; #endif // When '#' is in 'cpoptions' ignore the count. if (vim_strchr(p_cpo, CPO_HASH) != NULL) cap->count1 = 1; invoke_edit(cap, FALSE, cap->cmdchar, TRUE); } } } /* * "." command: redo last change. */ static void nv_dot(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) { /* * If "restart_edit" is TRUE, the last but one command is repeated * instead of the last command (inserting text). This is used for * CTRL-O <.> in insert mode. */ if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) clearopbeep(cap->oap); } } /* * CTRL-R: undo undo */ static void nv_redo(cmdarg_T *cap) { if (!checkclearopq(cap->oap)) { u_redo((int)cap->count1); curwin->w_set_curswant = TRUE; } } /* * Handle "U" command. */ static void nv_Undo(cmdarg_T *cap) { // In Visual mode and typing "gUU" triggers an operator if (cap->oap->op_type == OP_UPPER || VIsual_active) { // translate "gUU" to "gUgU" cap->cmdchar = 'g'; cap->nchar = 'U'; nv_operator(cap); } else if (!checkclearopq(cap->oap)) { u_undoline(); curwin->w_set_curswant = TRUE; } } /* * '~' command: If tilde is not an operator and Visual is off: swap case of a * single character. */ static void nv_tilde(cmdarg_T *cap) { if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) { #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf) && !prompt_curpos_editable()) { clearopbeep(cap->oap); return; } #endif n_swapchar(cap); } else nv_operator(cap); } /* * Handle an operator command. * The actual work is done by do_pending_operator(). */ static void nv_operator(cmdarg_T *cap) { int op_type; op_type = get_op_type(cap->cmdchar, cap->nchar); #ifdef FEAT_JOB_CHANNEL if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) { clearopbeep(cap->oap); return; } #endif if (op_type == cap->oap->op_type) // double operator works on lines nv_lineop(cap); else if (!checkclearop(cap->oap)) { cap->oap->start = curwin->w_cursor; cap->oap->op_type = op_type; #ifdef FEAT_EVAL set_op_var(op_type); #endif } } #ifdef FEAT_EVAL /* * Set v:operator to the characters for "optype". */ static void set_op_var(int optype) { char_u opchars[3]; if (optype == OP_NOP) set_vim_var_string(VV_OP, NULL, 0); else { opchars[0] = get_op_char(optype); opchars[1] = get_extra_op_char(optype); opchars[2] = NUL; set_vim_var_string(VV_OP, opchars, -1); } } #endif /* * Handle linewise operator "dd", "yy", etc. * * "_" is is a strange motion command that helps make operators more logical. * It is actually implemented, but not documented in the real Vi. This motion * command actually refers to "the current line". Commands like "dd" and "yy" * are really an alternate form of "d_" and "y_". It does accept a count, so * "d3_" works to delete 3 lines. */ static void nv_lineop(cmdarg_T *cap) { cap->oap->motion_type = MLINE; if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) clearopbeep(cap->oap); else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions && cap->oap->motion_force != 'v' && cap->oap->motion_force != Ctrl_V) || cap->oap->op_type == OP_LSHIFT || cap->oap->op_type == OP_RSHIFT) beginline(BL_SOL | BL_FIX); else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor beginline(BL_WHITE | BL_FIX); } /* * <Home> command. */ static void nv_home(cmdarg_T *cap) { // CTRL-HOME is like "gg" if (mod_mask & MOD_MASK_CTRL) nv_goto(cap); else { cap->count0 = 1; nv_pipe(cap); } ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a // one-character line). } /* * "|" command. */ static void nv_pipe(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; beginline(0); if (cap->count0 > 0) { coladvance((colnr_T)(cap->count0 - 1)); curwin->w_curswant = (colnr_T)(cap->count0 - 1); } else curwin->w_curswant = 0; // keep curswant at the column where we wanted to go, not where // we ended; differs if line is too short curwin->w_set_curswant = FALSE; } /* * Handle back-word command "b" and "B". * cap->arg is 1 for "B" */ static void nv_bck_word(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; curwin->w_set_curswant = TRUE; if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) clearopbeep(cap->oap); #ifdef FEAT_FOLDING else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * Handle word motion commands "e", "E", "w" and "W". * cap->arg is TRUE for "E" and "W". */ static void nv_wordcmd(cmdarg_T *cap) { int n; int word_end; int flag = FALSE; pos_T startpos = curwin->w_cursor; /* * Set inclusive for the "E" and "e" command. */ if (cap->cmdchar == 'e' || cap->cmdchar == 'E') word_end = TRUE; else word_end = FALSE; cap->oap->inclusive = word_end; /* * "cw" and "cW" are a special case. */ if (!word_end && cap->oap->op_type == OP_CHANGE) { n = gchar_cursor(); if (n != NUL) // not an empty line { if (VIM_ISWHITE(n)) { /* * Reproduce a funny Vi behaviour: "cw" on a blank only * changes one character, not all blanks until the start of * the next word. Only do this when the 'w' flag is included * in 'cpoptions'. */ if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) { cap->oap->inclusive = TRUE; cap->oap->motion_type = MCHAR; return; } } else { /* * This is a little strange. To match what the real Vi does, * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided * that we are not on a space or a TAB. This seems impolite * at first, but it's really more what we mean when we say * 'cw'. * Another strangeness: When standing on the end of a word * "ce" will change until the end of the next word, but "cw" * will change only one character! This is done by setting * flag. */ cap->oap->inclusive = TRUE; word_end = TRUE; flag = TRUE; } } } cap->oap->motion_type = MCHAR; curwin->w_set_curswant = TRUE; if (word_end) n = end_word(cap->count1, cap->arg, flag, FALSE); else n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); // Don't leave the cursor on the NUL past the end of line. Unless we // didn't move it forward. if (LT_POS(startpos, curwin->w_cursor)) adjust_cursor(cap->oap); if (n == FAIL && cap->oap->op_type == OP_NOP) clearopbeep(cap->oap); else { adjust_for_sel(cap); #ifdef FEAT_FOLDING if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } } /* * Used after a movement command: If the cursor ends up on the NUL after the * end of the line, may move it back to the last character and make the motion * inclusive. */ static void adjust_cursor(oparg_T *oap) { // The cursor cannot remain on the NUL when: // - the column is > 0 // - not in Visual mode or 'selection' is "o" // - 'virtualedit' is not "all" and not "onemore". if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL && (!VIsual_active || *p_sel == 'o') && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) { --curwin->w_cursor.col; // prevent cursor from moving on the trail byte if (has_mbyte) mb_adjust_cursor(); oap->inclusive = TRUE; } } /* * "0" and "^" commands. * cap->arg is the argument for beginline(). */ static void nv_beginline(cmdarg_T *cap) { cap->oap->motion_type = MCHAR; cap->oap->inclusive = FALSE; beginline(cap->arg); #ifdef FEAT_FOLDING if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a // one-character line). } /* * In exclusive Visual mode, may include the last character. */ static void adjust_for_sel(cmdarg_T *cap) { if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) { if (has_mbyte) inc_cursor(); else ++curwin->w_cursor.col; cap->oap->inclusive = FALSE; } } /* * Exclude last character at end of Visual area for 'selection' == "exclusive". * Should check VIsual_mode before calling this. * Returns TRUE when backed up to the previous line. */ int unadjust_for_sel(void) { pos_T *pp; if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) { if (LT_POS(VIsual, curwin->w_cursor)) pp = &curwin->w_cursor; else pp = &VIsual; if (pp->coladd > 0) --pp->coladd; else if (pp->col > 0) { --pp->col; mb_adjustpos(curbuf, pp); } else if (pp->lnum > 1) { --pp->lnum; pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); return TRUE; } } return FALSE; } /* * SELECT key in Normal or Visual mode: end of Select mode mapping. */ static void nv_select(cmdarg_T *cap) { if (VIsual_active) VIsual_select = TRUE; else if (VIsual_reselect) { cap->nchar = 'v'; // fake "gv" command cap->arg = TRUE; nv_g_cmd(cap); } } /* * "G", "gg", CTRL-END, CTRL-HOME. * cap->arg is TRUE for "G". */ static void nv_goto(cmdarg_T *cap) { linenr_T lnum; if (cap->arg) lnum = curbuf->b_ml.ml_line_count; else lnum = 1L; cap->oap->motion_type = MLINE; setpcmark(); // When a count is given, use it instead of the default lnum if (cap->count0 != 0) lnum = cap->count0; if (lnum < 1L) lnum = 1L; else if (lnum > curbuf->b_ml.ml_line_count) lnum = curbuf->b_ml.ml_line_count; curwin->w_cursor.lnum = lnum; beginline(BL_SOL | BL_FIX); #ifdef FEAT_FOLDING if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) foldOpenCursor(); #endif } /* * CTRL-\ in Normal mode. */ static void nv_normal(cmdarg_T *cap) { if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) { clearop(cap->oap); if (restart_edit != 0 && mode_displayed) clear_cmdline = TRUE; // unshow mode later restart_edit = 0; #ifdef FEAT_CMDWIN if (cmdwin_type != 0) cmdwin_result = Ctrl_C; #endif if (VIsual_active) { end_visual_mode(); // stop Visual redraw_curbuf_later(INVERTED); } // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. if (cap->nchar == Ctrl_G && p_im) restart_edit = 'a'; } else clearopbeep(cap->oap); } /* * ESC in Normal mode: beep, but don't flush buffers. * Don't even beep if we are canceling a command. */ static void nv_esc(cmdarg_T *cap) { int no_reason; no_reason = (cap->oap->op_type == OP_NOP && cap->opcount == 0 && cap->count0 == 0 && cap->oap->regname == 0 && !p_im); if (cap->arg) // TRUE for CTRL-C { if (restart_edit == 0 #ifdef FEAT_CMDWIN && cmdwin_type == 0 #endif && !VIsual_active && no_reason) { if (anyBufIsChanged()) msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); else msg(_("Type :qa and press <Enter> to exit Vim")); } // Don't reset "restart_edit" when 'insertmode' is set, it won't be // set again below when halfway a mapping. if (!p_im) restart_edit = 0; #ifdef FEAT_CMDWIN if (cmdwin_type != 0) { cmdwin_result = K_IGNORE; got_int = FALSE; // don't stop executing autocommands et al. return; } #endif } if (VIsual_active) { end_visual_mode(); // stop Visual check_cursor_col(); // make sure cursor is not beyond EOL curwin->w_set_curswant = TRUE; redraw_curbuf_later(INVERTED); } else if (no_reason) vim_beep(BO_ESC); clearop(cap->oap); // A CTRL-C is often used at the start of a menu. When 'insertmode' is // set return to Insert mode afterwards. if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) restart_edit = 'a'; } /* * Move the cursor for the "A" command. */ void set_cursor_for_append_to_line(void) { curwin->w_set_curswant = TRUE; if (ve_flags == VE_ALL) { int save_State = State; // Pretend Insert mode here to allow the cursor on the // character past the end of the line State = INSERT; coladvance((colnr_T)MAXCOL); State = save_State; } else curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); } /* * Handle "A", "a", "I", "i" and <Insert> commands. * Also handle K_PS, start bracketed paste. */ static void nv_edit(cmdarg_T *cap) { // <Insert> is equal to "i" if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) cap->cmdchar = 'i'; // in Visual mode "A" and "I" are an operator if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) { #ifdef FEAT_TERMINAL if (term_in_normal_mode()) { end_visual_mode(); clearop(cap->oap); term_enter_job_mode(); return; } #endif v_visop(cap); } // in Visual mode and after an operator "a" and "i" are for text objects else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') && (cap->oap->op_type != OP_NOP || VIsual_active)) { #ifdef FEAT_TEXTOBJ nv_object(cap); #else clearopbeep(cap->oap); #endif } #ifdef FEAT_TERMINAL else if (term_in_normal_mode()) { clearop(cap->oap); term_enter_job_mode(); return; } #endif else if (!curbuf->b_p_ma && !p_im) { // Only give this error when 'insertmode' is off. emsg(_(e_modifiable)); clearop(cap->oap); if (cap->cmdchar == K_PS) // drop the pasted text bracketed_paste(PASTE_INSERT, TRUE, NULL); } else if (cap->cmdchar == K_PS && VIsual_active) { pos_T old_pos = curwin->w_cursor; pos_T old_visual = VIsual; // In Visual mode the selected text is deleted. if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) { shift_delete_registers(); cap->oap->regname = '1'; } else cap->oap->regname = '-'; cap->cmdchar = 'd'; cap->nchar = NUL; nv_operator(cap); do_pending_operator(cap, 0, FALSE); cap->cmdchar = K_PS; // When the last char in the line was deleted then append. Detect this // by checking if the cursor moved to before the Visual area. if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) && LT_POS(curwin->w_cursor, old_visual)) inc_cursor(); // Insert to replace the deleted text with the pasted text. invoke_edit(cap, FALSE, cap->cmdchar, FALSE); } else if (!checkclearopq(cap->oap)) { switch (cap->cmdchar) { case 'A': // "A"ppend after the line set_cursor_for_append_to_line(); break; case 'I': // "I"nsert before the first non-blank if (vim_strchr(p_cpo, CPO_INSEND) == NULL) beginline(BL_WHITE); else beginline(BL_WHITE|BL_FIX); break; case K_PS: // Bracketed paste works like "a"ppend, unless the cursor is in // the first column, then it inserts. if (curwin->w_cursor.col == 0) break; // FALLTHROUGH case 'a': // "a"ppend is like "i"nsert on the next character. // increment coladd when in virtual space, increment the // column otherwise, also to append after an unprintable char if (virtual_active() && (curwin->w_cursor.coladd > 0 || *ml_get_cursor() == NUL || *ml_get_cursor() == TAB)) curwin->w_cursor.coladd++; else if (*ml_get_cursor() != NUL) inc_cursor(); break; } if (curwin->w_cursor.coladd && cap->cmdchar != 'A') { int save_State = State; // Pretend Insert mode here to allow the cursor on the // character past the end of the line State = INSERT; coladvance(getviscol()); State = save_State; } invoke_edit(cap, FALSE, cap->cmdchar, FALSE); } else if (cap->cmdchar == K_PS) // drop the pasted text bracketed_paste(PASTE_INSERT, TRUE, NULL); } /* * Invoke edit() and take care of "restart_edit" and the return value. */ static void invoke_edit( cmdarg_T *cap, int repl, // "r" or "gr" command int cmd, int startln) { int restart_edit_save = 0; // Complicated: When the user types "a<C-O>a" we don't want to do Insert // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow // it. if (repl || !stuff_empty()) restart_edit_save = restart_edit; else restart_edit_save = 0; // Always reset "restart_edit", this is not a restarted edit. restart_edit = 0; if (edit(cmd, startln, cap->count1)) cap->retval |= CA_COMMAND_BUSY; if (restart_edit == 0) restart_edit = restart_edit_save; } #ifdef FEAT_TEXTOBJ /* * "a" or "i" while an operator is pending or in Visual mode: object motion. */ static void nv_object( cmdarg_T *cap) { int flag; int include; char_u *mps_save; if (cap->cmdchar == 'i') include = FALSE; // "ix" = inner object: exclude white space else include = TRUE; // "ax" = an object: include white space // Make sure (), [], {} and <> are in 'matchpairs' mps_save = curbuf->b_p_mps; curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; switch (cap->nchar) { case 'w': // "aw" = a word flag = current_word(cap->oap, cap->count1, include, FALSE); break; case 'W': // "aW" = a WORD flag = current_word(cap->oap, cap->count1, include, TRUE); break; case 'b': // "ab" = a braces block case '(': case ')': flag = current_block(cap->oap, cap->count1, include, '(', ')'); break; case 'B': // "aB" = a Brackets block case '{': case '}': flag = current_block(cap->oap, cap->count1, include, '{', '}'); break; case '[': // "a[" = a [] block case ']': flag = current_block(cap->oap, cap->count1, include, '[', ']'); break; case '<': // "a<" = a <> block case '>': flag = current_block(cap->oap, cap->count1, include, '<', '>'); break; case 't': // "at" = a tag block (xml and html) // Do not adjust oap->end in do_pending_operator() // otherwise there are different results for 'dit' // (note leading whitespace in last line): // 1) <b> 2) <b> // foobar foobar // </b> </b> cap->retval |= CA_NO_ADJ_OP_END; flag = current_tagblock(cap->oap, cap->count1, include); break; case 'p': // "ap" = a paragraph flag = current_par(cap->oap, cap->count1, include, 'p'); break; case 's': // "as" = a sentence flag = current_sent(cap->oap, cap->count1, include); break; case '"': // "a"" = a double quoted string case '\'': // "a'" = a single quoted string case '`': // "a`" = a backtick quoted string flag = current_quote(cap->oap, cap->count1, include, cap->nchar); break; #if 0 // TODO case 'S': // "aS" = a section case 'f': // "af" = a filename case 'u': // "au" = a URL #endif default: flag = FAIL; break; } curbuf->b_p_mps = mps_save; if (flag == FAIL) clearopbeep(cap->oap); adjust_cursor_col(); curwin->w_set_curswant = TRUE; } #endif /* * "q" command: Start/stop recording. * "q:", "q/", "q?": edit command-line in command-line window. */ static void nv_record(cmdarg_T *cap) { if (cap->oap->op_type == OP_FORMAT) { // "gqq" is the same as "gqgq": format line cap->cmdchar = 'g'; cap->nchar = 'q'; nv_operator(cap); } else if (!checkclearop(cap->oap)) { #ifdef FEAT_CMDWIN if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') { stuffcharReadbuff(cap->nchar); stuffcharReadbuff(K_CMDWIN); } else #endif // (stop) recording into a named register, unless executing a // register if (reg_executing == 0 && do_record(cap->nchar) == FAIL) clearopbeep(cap->oap); } } /* * Handle the "@r" command. */ static void nv_at(cmdarg_T *cap) { if (checkclearop(cap->oap)) return; #ifdef FEAT_EVAL if (cap->nchar == '=') { if (get_expr_register() == NUL) return; } #endif while (cap->count1-- && !got_int) { if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) { clearopbeep(cap->oap); break; } line_breakcheck(); } } /* * Handle the CTRL-U and CTRL-D commands. */ static void nv_halfpage(cmdarg_T *cap) { if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) || (cap->cmdchar == Ctrl_D && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) clearopbeep(cap->oap); else if (!checkclearop(cap->oap)) halfpage(cap->cmdchar == Ctrl_D, cap->count0); } /* * Handle "J" or "gJ" command. */ static void nv_join(cmdarg_T *cap) { if (VIsual_active) // join the visual lines nv_operator(cap); else if (!checkclearop(cap->oap)) { if (cap->count0 <= 1) cap->count0 = 2; // default for join is two lines! if (curwin->w_cursor.lnum + cap->count0 - 1 > curbuf->b_ml.ml_line_count) { // can't join when on the last line if (cap->count0 <= 2) { clearopbeep(cap->oap); return; } cap->count0 = curbuf->b_ml.ml_line_count - curwin->w_cursor.lnum + 1; } prep_redo(cap->oap->regname, cap->count0, NUL, cap->cmdchar, NUL, NUL, cap->nchar); (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); } } /* * "P", "gP", "p" and "gp" commands. */ static void nv_put(cmdarg_T *cap) { nv_put_opt(cap, FALSE); } /* * "P", "gP", "p" and "gp" commands. * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". */ static void nv_put_opt(cmdarg_T *cap, int fix_indent) { int regname = 0; void *reg1 = NULL, *reg2 = NULL; int empty = FALSE; int was_visual = FALSE; int dir; int flags = 0; if (cap->oap->op_type != OP_NOP) { #ifdef FEAT_DIFF // "dp" is ":diffput" if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') { clearop(cap->oap); nv_diffgetput(TRUE, cap->opcount); } else #endif clearopbeep(cap->oap); } #ifdef FEAT_JOB_CHANNEL else if (bt_prompt(curbuf) && !prompt_curpos_editable()) { clearopbeep(cap->oap); } #endif else { if (fix_indent) { dir = (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD; flags |= PUT_FIXINDENT; } else dir = (cap->cmdchar == 'P' || (cap->cmdchar == 'g' && cap->nchar == 'P')) ? BACKWARD : FORWARD; prep_redo_cmd(cap); if (cap->cmdchar == 'g') flags |= PUT_CURSEND; if (VIsual_active) { // Putting in Visual mode: The put text replaces the selected // text. First delete the selected text, then put the new text. // Need to save and restore the registers that the delete // overwrites if the old contents is being put. was_visual = TRUE; regname = cap->oap->regname; #ifdef FEAT_CLIPBOARD adjust_clip_reg(®name); #endif if (regname == 0 || regname == '"' || VIM_ISDIGIT(regname) || regname == '-' #ifdef FEAT_CLIPBOARD || (clip_unnamed && (regname == '*' || regname == '+')) #endif ) { // The delete is going to overwrite the register we want to // put, save it first. reg1 = get_register(regname, TRUE); } // Now delete the selected text. Avoid messages here. cap->cmdchar = 'd'; cap->nchar = NUL; cap->oap->regname = NUL; ++msg_silent; nv_operator(cap); do_pending_operator(cap, 0, FALSE); empty = (curbuf->b_ml.ml_flags & ML_EMPTY); --msg_silent; // delete PUT_LINE_BACKWARD; cap->oap->regname = regname; if (reg1 != NULL) { // Delete probably changed the register we want to put, save // it first. Then put back what was there before the delete. reg2 = get_register(regname, FALSE); put_register(regname, reg1); } // When deleted a linewise Visual area, put the register as // lines to avoid it joined with the next line. When deletion was // characterwise, split a line when putting lines. if (VIsual_mode == 'V') flags |= PUT_LINE; else if (VIsual_mode == 'v') flags |= PUT_LINE_SPLIT; if (VIsual_mode == Ctrl_V && dir == FORWARD) flags |= PUT_LINE_FORWARD; dir = BACKWARD; if ((VIsual_mode != 'V' && curwin->w_cursor.col < curbuf->b_op_start.col) || (VIsual_mode == 'V' && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) // cursor is at the end of the line or end of file, put // forward. dir = FORWARD; // May have been reset in do_put(). VIsual_active = TRUE; } do_put(cap->oap->regname, dir, cap->count1, flags); // If a register was saved, put it back now. if (reg2 != NULL) put_register(regname, reg2); // What to reselect with "gv"? Selecting the just put text seems to // be the most useful, since the original text was removed. if (was_visual) { curbuf->b_visual.vi_start = curbuf->b_op_start; curbuf->b_visual.vi_end = curbuf->b_op_end; // need to adjust cursor position if (*p_sel == 'e') inc(&curbuf->b_visual.vi_end); } // When all lines were selected and deleted do_put() leaves an empty // line that needs to be deleted now. if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) { ml_delete(curbuf->b_ml.ml_line_count, TRUE); deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); // If the cursor was in that line, move it to the end of the last // line. if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) { curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; coladvance((colnr_T)MAXCOL); } } auto_format(FALSE, TRUE); } } /* * "o" and "O" commands. */ static void nv_open(cmdarg_T *cap) { #ifdef FEAT_DIFF // "do" is ":diffget" if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') { clearop(cap->oap); nv_diffgetput(FALSE, cap->opcount); } else #endif if (VIsual_active) // switch start and end of visual v_swap_corners(cap->cmdchar); #ifdef FEAT_JOB_CHANNEL else if (bt_prompt(curbuf)) clearopbeep(cap->oap); #endif else n_opencmd(cap); } #ifdef FEAT_NETBEANS_INTG static void nv_nbcmd(cmdarg_T *cap) { netbeans_keycommand(cap->nchar); } #endif #ifdef FEAT_DND static void nv_drop(cmdarg_T *cap UNUSED) { do_put('~', BACKWARD, 1L, PUT_CURSEND); } #endif /* * Trigger CursorHold event. * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the * input buffer. "did_cursorhold" is set to avoid retriggering. */ static void nv_cursorhold(cmdarg_T *cap) { apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); did_cursorhold = TRUE; cap->retval |= CA_COMMAND_BUSY; // don't call edit() now }