Mercurial > vim
annotate src/ui.c @ 5100:18b43970fb7a v7.3.1293
updated for version 7.3.1293
Problem: Put in empty buffer cannot be undone.
Solution: Save one more line for undo. (Ozaki)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Wed, 03 Jul 2013 14:19:54 +0200 |
| parents | 5e0b6a9282df |
| children | c3a82208e143 |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 /* | |
| 11 * ui.c: functions that handle the user interface. | |
| 12 * 1. Keyboard input stuff, and a bit of windowing stuff. These are called | |
| 13 * before the machine specific stuff (mch_*) so that we can call the GUI | |
| 14 * stuff instead if the GUI is running. | |
| 15 * 2. Clipboard stuff. | |
| 16 * 3. Input buffer stuff. | |
| 17 */ | |
| 18 | |
| 19 #include "vim.h" | |
| 20 | |
| 21 void | |
| 22 ui_write(s, len) | |
| 23 char_u *s; | |
| 24 int len; | |
| 25 { | |
| 26 #ifdef FEAT_GUI | |
| 27 if (gui.in_use && !gui.dying && !gui.starting) | |
| 28 { | |
| 29 gui_write(s, len); | |
| 30 if (p_wd) | |
| 31 gui_wait_for_chars(p_wd); | |
| 32 return; | |
| 33 } | |
| 34 #endif | |
| 35 #ifndef NO_CONSOLE | |
| 36 /* Don't output anything in silent mode ("ex -s") unless 'verbose' set */ | |
| 37 if (!(silent_mode && p_verbose == 0)) | |
| 38 { | |
| 39 #ifdef FEAT_MBYTE | |
| 40 char_u *tofree = NULL; | |
| 41 | |
| 42 if (output_conv.vc_type != CONV_NONE) | |
| 43 { | |
| 44 /* Convert characters from 'encoding' to 'termencoding'. */ | |
| 45 tofree = string_convert(&output_conv, s, &len); | |
| 46 if (tofree != NULL) | |
| 47 s = tofree; | |
| 48 } | |
| 49 #endif | |
| 50 | |
| 51 mch_write(s, len); | |
| 52 | |
| 53 #ifdef FEAT_MBYTE | |
| 54 if (output_conv.vc_type != CONV_NONE) | |
| 55 vim_free(tofree); | |
| 56 #endif | |
| 57 } | |
| 58 #endif | |
| 59 } | |
| 60 | |
| 2935 | 61 #if defined(UNIX) || defined(VMS) || defined(PROTO) || defined(WIN3264) |
| 7 | 62 /* |
| 63 * When executing an external program, there may be some typed characters that | |
| 64 * are not consumed by it. Give them back to ui_inchar() and they are stored | |
| 65 * here for the next call. | |
| 66 */ | |
| 67 static char_u *ta_str = NULL; | |
| 68 static int ta_off; /* offset for next char to use when ta_str != NULL */ | |
| 69 static int ta_len; /* length of ta_str when it's not NULL*/ | |
| 70 | |
| 71 void | |
| 72 ui_inchar_undo(s, len) | |
| 73 char_u *s; | |
| 74 int len; | |
| 75 { | |
| 76 char_u *new; | |
| 77 int newlen; | |
| 78 | |
| 79 newlen = len; | |
| 80 if (ta_str != NULL) | |
| 81 newlen += ta_len - ta_off; | |
| 82 new = alloc(newlen); | |
| 83 if (new != NULL) | |
| 84 { | |
| 85 if (ta_str != NULL) | |
| 86 { | |
| 87 mch_memmove(new, ta_str + ta_off, (size_t)(ta_len - ta_off)); | |
| 88 mch_memmove(new + ta_len - ta_off, s, (size_t)len); | |
| 89 vim_free(ta_str); | |
| 90 } | |
| 91 else | |
| 92 mch_memmove(new, s, (size_t)len); | |
| 93 ta_str = new; | |
| 94 ta_len = newlen; | |
| 95 ta_off = 0; | |
| 96 } | |
| 97 } | |
| 98 #endif | |
| 99 | |
| 100 /* | |
| 3877 | 101 * ui_inchar(): low level input function. |
| 7 | 102 * Get characters from the keyboard. |
| 103 * Return the number of characters that are available. | |
| 104 * If "wtime" == 0 do not wait for characters. | |
| 105 * If "wtime" == -1 wait forever for characters. | |
| 106 * If "wtime" > 0 wait "wtime" milliseconds for a character. | |
| 107 * | |
| 108 * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into | |
| 109 * it. When typebuf.tb_change_cnt changes (e.g., when a message is received | |
| 110 * from a remote client) "buf" can no longer be used. "tb_change_cnt" is NULL | |
| 111 * otherwise. | |
| 112 */ | |
| 113 int | |
| 114 ui_inchar(buf, maxlen, wtime, tb_change_cnt) | |
| 115 char_u *buf; | |
| 116 int maxlen; | |
| 117 long wtime; /* don't use "time", MIPS cannot handle it */ | |
| 118 int tb_change_cnt; | |
| 119 { | |
| 120 int retval = 0; | |
| 121 | |
| 122 #if defined(FEAT_GUI) && (defined(UNIX) || defined(VMS)) | |
| 123 /* | |
| 124 * Use the typeahead if there is any. | |
| 125 */ | |
| 126 if (ta_str != NULL) | |
| 127 { | |
| 128 if (maxlen >= ta_len - ta_off) | |
| 129 { | |
| 130 mch_memmove(buf, ta_str + ta_off, (size_t)ta_len); | |
| 131 vim_free(ta_str); | |
| 132 ta_str = NULL; | |
| 133 return ta_len; | |
| 134 } | |
| 135 mch_memmove(buf, ta_str + ta_off, (size_t)maxlen); | |
| 136 ta_off += maxlen; | |
| 137 return maxlen; | |
| 138 } | |
| 139 #endif | |
| 140 | |
| 170 | 141 #ifdef FEAT_PROFILE |
| 791 | 142 if (do_profiling == PROF_YES && wtime != 0) |
| 170 | 143 prof_inchar_enter(); |
| 144 #endif | |
| 145 | |
| 7 | 146 #ifdef NO_CONSOLE_INPUT |
| 147 /* Don't wait for character input when the window hasn't been opened yet. | |
| 148 * Do try reading, this works when redirecting stdin from a file. | |
| 149 * Must return something, otherwise we'll loop forever. If we run into | |
| 150 * this very often we probably got stuck, exit Vim. */ | |
| 151 if (no_console_input()) | |
| 152 { | |
| 153 static int count = 0; | |
| 154 | |
| 155 # ifndef NO_CONSOLE | |
| 228 | 156 retval = mch_inchar(buf, maxlen, (wtime >= 0 && wtime < 10) |
| 157 ? 10L : wtime, tb_change_cnt); | |
| 158 if (retval > 0 || typebuf_changed(tb_change_cnt) || wtime >= 0) | |
| 170 | 159 goto theend; |
| 7 | 160 # endif |
| 161 if (wtime == -1 && ++count == 1000) | |
| 162 read_error_exit(); | |
| 163 buf[0] = CAR; | |
| 170 | 164 retval = 1; |
| 165 goto theend; | |
| 7 | 166 } |
| 167 #endif | |
| 168 | |
| 1086 | 169 /* If we are going to wait for some time or block... */ |
| 170 if (wtime == -1 || wtime > 100L) | |
| 171 { | |
| 172 /* ... allow signals to kill us. */ | |
| 173 (void)vim_handle_signal(SIGNAL_UNBLOCK); | |
| 174 | |
| 175 /* ... there is no need for CTRL-C to interrupt something, don't let | |
| 176 * it set got_int when it was mapped. */ | |
| 177 if (mapped_ctrl_c) | |
| 178 ctrl_c_interrupts = FALSE; | |
| 179 } | |
| 7 | 180 |
| 181 #ifdef FEAT_GUI | |
| 182 if (gui.in_use) | |
| 183 { | |
| 184 if (gui_wait_for_chars(wtime) && !typebuf_changed(tb_change_cnt)) | |
| 185 retval = read_from_input_buf(buf, (long)maxlen); | |
| 186 } | |
| 187 #endif | |
| 188 #ifndef NO_CONSOLE | |
| 189 # ifdef FEAT_GUI | |
| 190 else | |
| 191 # endif | |
| 36 | 192 { |
| 7 | 193 retval = mch_inchar(buf, maxlen, wtime, tb_change_cnt); |
| 36 | 194 } |
| 7 | 195 #endif |
| 196 | |
| 1086 | 197 if (wtime == -1 || wtime > 100L) |
| 198 /* block SIGHUP et al. */ | |
| 199 (void)vim_handle_signal(SIGNAL_BLOCK); | |
| 200 | |
| 7 | 201 ctrl_c_interrupts = TRUE; |
| 202 | |
| 170 | 203 #ifdef NO_CONSOLE_INPUT |
| 204 theend: | |
| 205 #endif | |
| 206 #ifdef FEAT_PROFILE | |
| 791 | 207 if (do_profiling == PROF_YES && wtime != 0) |
| 170 | 208 prof_inchar_exit(); |
| 209 #endif | |
| 7 | 210 return retval; |
| 211 } | |
| 212 | |
| 213 /* | |
| 214 * return non-zero if a character is available | |
| 215 */ | |
| 216 int | |
| 217 ui_char_avail() | |
| 218 { | |
| 219 #ifdef FEAT_GUI | |
| 220 if (gui.in_use) | |
| 221 { | |
| 222 gui_mch_update(); | |
| 223 return input_available(); | |
| 224 } | |
| 225 #endif | |
| 226 #ifndef NO_CONSOLE | |
| 227 # ifdef NO_CONSOLE_INPUT | |
| 228 if (no_console_input()) | |
| 229 return 0; | |
| 230 # endif | |
| 231 return mch_char_avail(); | |
| 232 #else | |
| 233 return 0; | |
| 234 #endif | |
| 235 } | |
| 236 | |
| 237 /* | |
| 238 * Delay for the given number of milliseconds. If ignoreinput is FALSE then we | |
| 239 * cancel the delay if a key is hit. | |
| 240 */ | |
| 241 void | |
| 242 ui_delay(msec, ignoreinput) | |
| 243 long msec; | |
| 244 int ignoreinput; | |
| 245 { | |
| 246 #ifdef FEAT_GUI | |
| 247 if (gui.in_use && !ignoreinput) | |
| 248 gui_wait_for_chars(msec); | |
| 249 else | |
| 250 #endif | |
| 251 mch_delay(msec, ignoreinput); | |
| 252 } | |
| 253 | |
| 254 /* | |
| 255 * If the machine has job control, use it to suspend the program, | |
| 256 * otherwise fake it by starting a new shell. | |
| 257 * When running the GUI iconify the window. | |
| 258 */ | |
| 259 void | |
| 260 ui_suspend() | |
| 261 { | |
| 262 #ifdef FEAT_GUI | |
| 263 if (gui.in_use) | |
| 264 { | |
| 265 gui_mch_iconify(); | |
| 266 return; | |
| 267 } | |
| 268 #endif | |
| 269 mch_suspend(); | |
| 270 } | |
| 271 | |
| 272 #if !defined(UNIX) || !defined(SIGTSTP) || defined(PROTO) || defined(__BEOS__) | |
| 273 /* | |
| 274 * When the OS can't really suspend, call this function to start a shell. | |
| 275 * This is never called in the GUI. | |
| 276 */ | |
| 277 void | |
| 278 suspend_shell() | |
| 279 { | |
| 280 if (*p_sh == NUL) | |
| 281 EMSG(_(e_shellempty)); | |
| 282 else | |
| 283 { | |
| 284 MSG_PUTS(_("new shell started\n")); | |
| 285 do_shell(NULL, 0); | |
| 286 } | |
| 287 } | |
| 288 #endif | |
| 289 | |
| 290 /* | |
| 291 * Try to get the current Vim shell size. Put the result in Rows and Columns. | |
| 292 * Use the new sizes as defaults for 'columns' and 'lines'. | |
| 293 * Return OK when size could be determined, FAIL otherwise. | |
| 294 */ | |
| 295 int | |
| 296 ui_get_shellsize() | |
| 297 { | |
| 298 int retval; | |
| 299 | |
| 300 #ifdef FEAT_GUI | |
| 301 if (gui.in_use) | |
| 302 retval = gui_get_shellsize(); | |
| 303 else | |
| 304 #endif | |
| 305 retval = mch_get_shellsize(); | |
| 306 | |
| 307 check_shellsize(); | |
| 308 | |
| 309 /* adjust the default for 'lines' and 'columns' */ | |
| 310 if (retval == OK) | |
| 311 { | |
| 312 set_number_default("lines", Rows); | |
| 313 set_number_default("columns", Columns); | |
| 314 } | |
| 315 return retval; | |
| 316 } | |
| 317 | |
| 318 /* | |
| 319 * Set the size of the Vim shell according to Rows and Columns, if possible. | |
| 320 * The gui_set_shellsize() or mch_set_shellsize() function will try to set the | |
| 321 * new size. If this is not possible, it will adjust Rows and Columns. | |
| 322 */ | |
| 323 void | |
| 324 ui_set_shellsize(mustset) | |
| 1883 | 325 int mustset UNUSED; /* set by the user */ |
| 7 | 326 { |
| 327 #ifdef FEAT_GUI | |
| 328 if (gui.in_use) | |
| 329 gui_set_shellsize(mustset, | |
| 330 # ifdef WIN3264 | |
| 331 TRUE | |
| 332 # else | |
| 333 FALSE | |
| 334 # endif | |
| 814 | 335 , RESIZE_BOTH); |
| 7 | 336 else |
| 337 #endif | |
| 338 mch_set_shellsize(); | |
| 339 } | |
| 340 | |
| 341 /* | |
| 342 * Called when Rows and/or Columns changed. Adjust scroll region and mouse | |
| 343 * region. | |
| 344 */ | |
| 345 void | |
| 346 ui_new_shellsize() | |
| 347 { | |
| 348 if (full_screen && !exiting) | |
| 349 { | |
| 350 #ifdef FEAT_GUI | |
| 351 if (gui.in_use) | |
| 352 gui_new_shellsize(); | |
| 353 else | |
| 354 #endif | |
| 355 mch_new_shellsize(); | |
| 356 } | |
| 357 } | |
| 358 | |
| 359 void | |
| 360 ui_breakcheck() | |
| 361 { | |
| 362 #ifdef FEAT_GUI | |
| 363 if (gui.in_use) | |
| 364 gui_mch_update(); | |
| 365 else | |
| 366 #endif | |
| 367 mch_breakcheck(); | |
| 368 } | |
| 369 | |
| 370 /***************************************************************************** | |
| 371 * Functions for copying and pasting text between applications. | |
| 372 * This is always included in a GUI version, but may also be included when the | |
| 373 * clipboard and mouse is available to a terminal version such as xterm. | |
| 374 * Note: there are some more functions in ops.c that handle selection stuff. | |
| 375 * | |
| 376 * Also note that the majority of functions here deal with the X 'primary' | |
| 377 * (visible - for Visual mode use) selection, and only that. There are no | |
| 378 * versions of these for the 'clipboard' selection, as Visual mode has no use | |
| 379 * for them. | |
| 380 */ | |
| 381 | |
| 382 #if defined(FEAT_CLIPBOARD) || defined(PROTO) | |
| 383 | |
| 3674 | 384 static void clip_copy_selection __ARGS((VimClipboard *clip)); |
| 385 | |
| 7 | 386 /* |
| 387 * Selection stuff using Visual mode, for cutting and pasting text to other | |
| 388 * windows. | |
| 389 */ | |
| 390 | |
| 391 /* | |
| 392 * Call this to initialise the clipboard. Pass it FALSE if the clipboard code | |
| 393 * is included, but the clipboard can not be used, or TRUE if the clipboard can | |
| 394 * be used. Eg unix may call this with FALSE, then call it again with TRUE if | |
| 395 * the GUI starts. | |
| 396 */ | |
| 397 void | |
| 398 clip_init(can_use) | |
| 399 int can_use; | |
| 400 { | |
| 401 VimClipboard *cb; | |
| 402 | |
| 403 cb = &clip_star; | |
| 404 for (;;) | |
| 405 { | |
| 406 cb->available = can_use; | |
| 407 cb->owned = FALSE; | |
| 408 cb->start.lnum = 0; | |
| 409 cb->start.col = 0; | |
| 410 cb->end.lnum = 0; | |
| 411 cb->end.col = 0; | |
| 412 cb->state = SELECT_CLEARED; | |
| 413 | |
| 414 if (cb == &clip_plus) | |
| 415 break; | |
| 416 cb = &clip_plus; | |
| 417 } | |
| 418 } | |
| 419 | |
| 420 /* | |
| 421 * Check whether the VIsual area has changed, and if so try to become the owner | |
| 422 * of the selection, and free any old converted selection we may still have | |
| 423 * lying around. If the VIsual mode has ended, make a copy of what was | |
| 424 * selected so we can still give it to others. Will probably have to make sure | |
| 425 * this is called whenever VIsual mode is ended. | |
| 426 */ | |
| 427 void | |
| 3674 | 428 clip_update_selection(clip) |
| 429 VimClipboard *clip; | |
| 7 | 430 { |
| 3674 | 431 pos_T start, end; |
| 7 | 432 |
| 433 /* If visual mode is only due to a redo command ("."), then ignore it */ | |
| 434 if (!redo_VIsual_busy && VIsual_active && (State & NORMAL)) | |
| 435 { | |
| 436 if (lt(VIsual, curwin->w_cursor)) | |
| 437 { | |
| 438 start = VIsual; | |
| 439 end = curwin->w_cursor; | |
| 440 #ifdef FEAT_MBYTE | |
| 441 if (has_mbyte) | |
| 474 | 442 end.col += (*mb_ptr2len)(ml_get_cursor()) - 1; |
| 7 | 443 #endif |
| 444 } | |
| 445 else | |
| 446 { | |
| 447 start = curwin->w_cursor; | |
| 448 end = VIsual; | |
| 449 } | |
| 3674 | 450 if (!equalpos(clip->start, start) |
| 451 || !equalpos(clip->end, end) | |
| 452 || clip->vmode != VIsual_mode) | |
| 7 | 453 { |
| 3674 | 454 clip_clear_selection(clip); |
| 455 clip->start = start; | |
| 456 clip->end = end; | |
| 457 clip->vmode = VIsual_mode; | |
| 458 clip_free_selection(clip); | |
| 459 clip_own_selection(clip); | |
| 460 clip_gen_set_selection(clip); | |
| 7 | 461 } |
| 462 } | |
| 463 } | |
| 464 | |
| 465 void | |
| 466 clip_own_selection(cbd) | |
| 467 VimClipboard *cbd; | |
| 468 { | |
| 469 /* | |
| 470 * Also want to check somehow that we are reading from the keyboard rather | |
| 471 * than a mapping etc. | |
| 472 */ | |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
473 #ifdef FEAT_X11 |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
474 /* Always own the selection, we might have lost it without being |
| 2586 | 475 * notified, e.g. during a ":sh" command. */ |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
476 if (cbd->available) |
| 7 | 477 { |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
478 int was_owned = cbd->owned; |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
479 |
| 7 | 480 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
| 3674 | 481 if (!was_owned && (cbd == &clip_star || cbd == &clip_plus)) |
| 7 | 482 { |
| 620 | 483 /* May have to show a different kind of highlighting for the |
| 484 * selected area. There is no specific redraw command for this, | |
| 485 * just redraw all windows on the current buffer. */ | |
| 7 | 486 if (cbd->owned |
| 791 | 487 && (get_real_state() == VISUAL |
| 488 || get_real_state() == SELECTMODE) | |
| 3674 | 489 && (cbd == &clip_star ? clip_isautosel_star() |
| 490 : clip_isautosel_plus()) | |
| 7 | 491 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) |
| 492 redraw_curbuf_later(INVERTED_ALL); | |
| 493 } | |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
494 } |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
495 #else |
| 3877 | 496 /* Only own the clipboard when we didn't own it yet. */ |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
497 if (!cbd->owned && cbd->available) |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
498 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
| 7 | 499 #endif |
| 500 } | |
| 501 | |
| 502 void | |
| 503 clip_lose_selection(cbd) | |
| 504 VimClipboard *cbd; | |
| 505 { | |
| 506 #ifdef FEAT_X11 | |
| 507 int was_owned = cbd->owned; | |
| 508 #endif | |
| 3674 | 509 int visual_selection = FALSE; |
| 510 | |
| 511 if (cbd == &clip_star || cbd == &clip_plus) | |
| 512 visual_selection = TRUE; | |
| 7 | 513 |
| 514 clip_free_selection(cbd); | |
| 515 cbd->owned = FALSE; | |
| 516 if (visual_selection) | |
| 3674 | 517 clip_clear_selection(cbd); |
| 7 | 518 clip_gen_lose_selection(cbd); |
| 519 #ifdef FEAT_X11 | |
| 520 if (visual_selection) | |
| 521 { | |
| 522 /* May have to show a different kind of highlighting for the selected | |
| 523 * area. There is no specific redraw command for this, just redraw all | |
| 524 * windows on the current buffer. */ | |
| 525 if (was_owned | |
| 791 | 526 && (get_real_state() == VISUAL |
| 527 || get_real_state() == SELECTMODE) | |
| 3674 | 528 && (cbd == &clip_star ? |
| 529 clip_isautosel_star() : clip_isautosel_plus()) | |
| 7 | 530 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) |
| 531 { | |
| 532 update_curbuf(INVERTED_ALL); | |
| 533 setcursor(); | |
| 534 cursor_on(); | |
| 535 out_flush(); | |
| 536 # ifdef FEAT_GUI | |
| 537 if (gui.in_use) | |
| 538 gui_update_cursor(TRUE, FALSE); | |
| 539 # endif | |
| 540 } | |
| 541 } | |
| 542 #endif | |
| 543 } | |
| 544 | |
| 3674 | 545 static void |
| 546 clip_copy_selection(clip) | |
| 547 VimClipboard *clip; | |
| 7 | 548 { |
| 3674 | 549 if (VIsual_active && (State & NORMAL) && clip->available) |
| 7 | 550 { |
| 3674 | 551 clip_update_selection(clip); |
| 552 clip_free_selection(clip); | |
| 553 clip_own_selection(clip); | |
| 554 if (clip->owned) | |
| 555 clip_get_selection(clip); | |
| 556 clip_gen_set_selection(clip); | |
| 7 | 557 } |
| 558 } | |
| 559 | |
| 560 /* | |
| 561 * Called when Visual mode is ended: update the selection. | |
| 562 */ | |
| 563 void | |
| 564 clip_auto_select() | |
| 565 { | |
| 3674 | 566 if (clip_isautosel_star()) |
| 567 clip_copy_selection(&clip_star); | |
| 568 if (clip_isautosel_plus()) | |
| 569 clip_copy_selection(&clip_plus); | |
| 7 | 570 } |
| 571 | |
| 572 /* | |
| 3674 | 573 * Return TRUE if automatic selection of Visual area is desired for the * |
| 574 * register. | |
| 7 | 575 */ |
| 576 int | |
| 3674 | 577 clip_isautosel_star() |
| 7 | 578 { |
| 579 return ( | |
| 580 #ifdef FEAT_GUI | |
| 581 gui.in_use ? (vim_strchr(p_go, GO_ASEL) != NULL) : | |
| 582 #endif | |
| 3674 | 583 clip_autoselect_star); |
| 584 } | |
| 585 | |
| 586 /* | |
| 587 * Return TRUE if automatic selection of Visual area is desired for the + | |
| 588 * register. | |
| 589 */ | |
| 590 int | |
| 591 clip_isautosel_plus() | |
| 592 { | |
| 593 return ( | |
| 594 #ifdef FEAT_GUI | |
| 595 gui.in_use ? (vim_strchr(p_go, GO_ASELPLUS) != NULL) : | |
| 596 #endif | |
| 597 clip_autoselect_plus); | |
| 7 | 598 } |
| 599 | |
| 600 | |
| 601 /* | |
| 602 * Stuff for general mouse selection, without using Visual mode. | |
| 603 */ | |
| 604 | |
| 605 static int clip_compare_pos __ARGS((int row1, int col1, int row2, int col2)); | |
| 606 static void clip_invert_area __ARGS((int, int, int, int, int how)); | |
| 607 static void clip_invert_rectangle __ARGS((int row, int col, int height, int width, int invert)); | |
| 608 static void clip_get_word_boundaries __ARGS((VimClipboard *, int, int)); | |
| 609 static int clip_get_line_end __ARGS((int)); | |
| 610 static void clip_update_modeless_selection __ARGS((VimClipboard *, int, int, | |
| 611 int, int)); | |
| 612 | |
| 613 /* flags for clip_invert_area() */ | |
| 614 #define CLIP_CLEAR 1 | |
| 615 #define CLIP_SET 2 | |
| 616 #define CLIP_TOGGLE 3 | |
| 617 | |
| 618 /* | |
| 619 * Start, continue or end a modeless selection. Used when editing the | |
| 620 * command-line and in the cmdline window. | |
| 621 */ | |
| 622 void | |
| 623 clip_modeless(button, is_click, is_drag) | |
| 624 int button; | |
| 625 int is_click; | |
| 626 int is_drag; | |
| 627 { | |
| 628 int repeat; | |
| 629 | |
| 630 repeat = ((clip_star.mode == SELECT_MODE_CHAR | |
| 631 || clip_star.mode == SELECT_MODE_LINE) | |
| 632 && (mod_mask & MOD_MASK_2CLICK)) | |
| 633 || (clip_star.mode == SELECT_MODE_WORD | |
| 634 && (mod_mask & MOD_MASK_3CLICK)); | |
| 635 if (is_click && button == MOUSE_RIGHT) | |
| 636 { | |
| 637 /* Right mouse button: If there was no selection, start one. | |
| 638 * Otherwise extend the existing selection. */ | |
| 639 if (clip_star.state == SELECT_CLEARED) | |
| 640 clip_start_selection(mouse_col, mouse_row, FALSE); | |
| 641 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 642 } | |
| 643 else if (is_click) | |
| 644 clip_start_selection(mouse_col, mouse_row, repeat); | |
| 645 else if (is_drag) | |
| 646 { | |
| 647 /* Don't try extending a selection if there isn't one. Happens when | |
| 648 * button-down is in the cmdline and them moving mouse upwards. */ | |
| 649 if (clip_star.state != SELECT_CLEARED) | |
| 650 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 651 } | |
| 652 else /* release */ | |
| 653 clip_process_selection(MOUSE_RELEASE, mouse_col, mouse_row, FALSE); | |
| 654 } | |
| 655 | |
| 656 /* | |
| 657 * Compare two screen positions ala strcmp() | |
| 658 */ | |
| 659 static int | |
| 660 clip_compare_pos(row1, col1, row2, col2) | |
| 661 int row1; | |
| 662 int col1; | |
| 663 int row2; | |
| 664 int col2; | |
| 665 { | |
| 666 if (row1 > row2) return(1); | |
| 667 if (row1 < row2) return(-1); | |
| 668 if (col1 > col2) return(1); | |
| 669 if (col1 < col2) return(-1); | |
| 670 return(0); | |
| 671 } | |
| 672 | |
| 673 /* | |
| 674 * Start the selection | |
| 675 */ | |
| 676 void | |
| 677 clip_start_selection(col, row, repeated_click) | |
| 678 int col; | |
| 679 int row; | |
| 680 int repeated_click; | |
| 681 { | |
| 682 VimClipboard *cb = &clip_star; | |
| 683 | |
| 684 if (cb->state == SELECT_DONE) | |
| 3674 | 685 clip_clear_selection(cb); |
| 7 | 686 |
| 687 row = check_row(row); | |
| 688 col = check_col(col); | |
| 689 #ifdef FEAT_MBYTE | |
| 690 col = mb_fix_col(col, row); | |
| 691 #endif | |
| 692 | |
| 693 cb->start.lnum = row; | |
| 694 cb->start.col = col; | |
| 695 cb->end = cb->start; | |
| 696 cb->origin_row = (short_u)cb->start.lnum; | |
| 697 cb->state = SELECT_IN_PROGRESS; | |
| 698 | |
| 699 if (repeated_click) | |
| 700 { | |
| 701 if (++cb->mode > SELECT_MODE_LINE) | |
| 702 cb->mode = SELECT_MODE_CHAR; | |
| 703 } | |
| 704 else | |
| 705 cb->mode = SELECT_MODE_CHAR; | |
| 706 | |
| 707 #ifdef FEAT_GUI | |
| 708 /* clear the cursor until the selection is made */ | |
| 709 if (gui.in_use) | |
| 710 gui_undraw_cursor(); | |
| 711 #endif | |
| 712 | |
| 713 switch (cb->mode) | |
| 714 { | |
| 715 case SELECT_MODE_CHAR: | |
| 716 cb->origin_start_col = cb->start.col; | |
| 717 cb->word_end_col = clip_get_line_end((int)cb->start.lnum); | |
| 718 break; | |
| 719 | |
| 720 case SELECT_MODE_WORD: | |
| 721 clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col); | |
| 722 cb->origin_start_col = cb->word_start_col; | |
| 723 cb->origin_end_col = cb->word_end_col; | |
| 724 | |
| 725 clip_invert_area((int)cb->start.lnum, cb->word_start_col, | |
| 726 (int)cb->end.lnum, cb->word_end_col, CLIP_SET); | |
| 727 cb->start.col = cb->word_start_col; | |
| 728 cb->end.col = cb->word_end_col; | |
| 729 break; | |
| 730 | |
| 731 case SELECT_MODE_LINE: | |
| 732 clip_invert_area((int)cb->start.lnum, 0, (int)cb->start.lnum, | |
| 733 (int)Columns, CLIP_SET); | |
| 734 cb->start.col = 0; | |
| 735 cb->end.col = Columns; | |
| 736 break; | |
| 737 } | |
| 738 | |
| 739 cb->prev = cb->start; | |
| 740 | |
| 741 #ifdef DEBUG_SELECTION | |
| 742 printf("Selection started at (%u,%u)\n", cb->start.lnum, cb->start.col); | |
| 743 #endif | |
| 744 } | |
| 745 | |
| 746 /* | |
| 747 * Continue processing the selection | |
| 748 */ | |
| 749 void | |
| 750 clip_process_selection(button, col, row, repeated_click) | |
| 751 int button; | |
| 752 int col; | |
| 753 int row; | |
| 754 int_u repeated_click; | |
| 755 { | |
| 756 VimClipboard *cb = &clip_star; | |
| 757 int diff; | |
| 758 int slen = 1; /* cursor shape width */ | |
| 759 | |
| 760 if (button == MOUSE_RELEASE) | |
| 761 { | |
| 762 /* Check to make sure we have something selected */ | |
| 763 if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col) | |
| 764 { | |
| 765 #ifdef FEAT_GUI | |
| 766 if (gui.in_use) | |
| 767 gui_update_cursor(FALSE, FALSE); | |
| 768 #endif | |
| 769 cb->state = SELECT_CLEARED; | |
| 770 return; | |
| 771 } | |
| 772 | |
| 773 #ifdef DEBUG_SELECTION | |
| 774 printf("Selection ended: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 775 cb->start.col, cb->end.lnum, cb->end.col); | |
| 776 #endif | |
| 3674 | 777 if (clip_isautosel_star() |
| 7 | 778 || ( |
| 779 #ifdef FEAT_GUI | |
| 780 gui.in_use ? (vim_strchr(p_go, GO_ASELML) != NULL) : | |
| 781 #endif | |
| 782 clip_autoselectml)) | |
| 783 clip_copy_modeless_selection(FALSE); | |
| 784 #ifdef FEAT_GUI | |
| 785 if (gui.in_use) | |
| 786 gui_update_cursor(FALSE, FALSE); | |
| 787 #endif | |
| 788 | |
| 789 cb->state = SELECT_DONE; | |
| 790 return; | |
| 791 } | |
| 792 | |
| 793 row = check_row(row); | |
| 794 col = check_col(col); | |
| 795 #ifdef FEAT_MBYTE | |
| 796 col = mb_fix_col(col, row); | |
| 797 #endif | |
| 798 | |
| 799 if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click) | |
| 800 return; | |
| 801 | |
| 802 /* | |
| 803 * When extending the selection with the right mouse button, swap the | |
| 804 * start and end if the position is before half the selection | |
| 805 */ | |
| 806 if (cb->state == SELECT_DONE && button == MOUSE_RIGHT) | |
| 807 { | |
| 808 /* | |
| 809 * If the click is before the start, or the click is inside the | |
| 810 * selection and the start is the closest side, set the origin to the | |
| 811 * end of the selection. | |
| 812 */ | |
| 813 if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0 | |
| 814 || (clip_compare_pos(row, col, | |
| 815 (int)cb->end.lnum, cb->end.col) < 0 | |
| 816 && (((cb->start.lnum == cb->end.lnum | |
| 817 && cb->end.col - col > col - cb->start.col)) | |
| 818 || ((diff = (cb->end.lnum - row) - | |
| 819 (row - cb->start.lnum)) > 0 | |
| 820 || (diff == 0 && col < (int)(cb->start.col + | |
| 821 cb->end.col) / 2))))) | |
| 822 { | |
| 823 cb->origin_row = (short_u)cb->end.lnum; | |
| 824 cb->origin_start_col = cb->end.col - 1; | |
| 825 cb->origin_end_col = cb->end.col; | |
| 826 } | |
| 827 else | |
| 828 { | |
| 829 cb->origin_row = (short_u)cb->start.lnum; | |
| 830 cb->origin_start_col = cb->start.col; | |
| 831 cb->origin_end_col = cb->start.col; | |
| 832 } | |
| 833 if (cb->mode == SELECT_MODE_WORD && !repeated_click) | |
| 834 cb->mode = SELECT_MODE_CHAR; | |
| 835 } | |
| 836 | |
| 837 /* set state, for when using the right mouse button */ | |
| 838 cb->state = SELECT_IN_PROGRESS; | |
| 839 | |
| 840 #ifdef DEBUG_SELECTION | |
| 841 printf("Selection extending to (%d,%d)\n", row, col); | |
| 842 #endif | |
| 843 | |
| 844 if (repeated_click && ++cb->mode > SELECT_MODE_LINE) | |
| 845 cb->mode = SELECT_MODE_CHAR; | |
| 846 | |
| 847 switch (cb->mode) | |
| 848 { | |
| 849 case SELECT_MODE_CHAR: | |
| 850 /* If we're on a different line, find where the line ends */ | |
| 851 if (row != cb->prev.lnum) | |
| 852 cb->word_end_col = clip_get_line_end(row); | |
| 853 | |
| 854 /* See if we are before or after the origin of the selection */ | |
| 855 if (clip_compare_pos(row, col, cb->origin_row, | |
| 856 cb->origin_start_col) >= 0) | |
| 857 { | |
| 858 if (col >= (int)cb->word_end_col) | |
| 859 clip_update_modeless_selection(cb, cb->origin_row, | |
| 860 cb->origin_start_col, row, (int)Columns); | |
| 861 else | |
| 862 { | |
| 863 #ifdef FEAT_MBYTE | |
| 864 if (has_mbyte && mb_lefthalve(row, col)) | |
| 865 slen = 2; | |
| 866 #endif | |
| 867 clip_update_modeless_selection(cb, cb->origin_row, | |
| 868 cb->origin_start_col, row, col + slen); | |
| 869 } | |
| 870 } | |
| 871 else | |
| 872 { | |
| 873 #ifdef FEAT_MBYTE | |
| 874 if (has_mbyte | |
| 875 && mb_lefthalve(cb->origin_row, cb->origin_start_col)) | |
| 876 slen = 2; | |
| 877 #endif | |
| 878 if (col >= (int)cb->word_end_col) | |
| 879 clip_update_modeless_selection(cb, row, cb->word_end_col, | |
| 880 cb->origin_row, cb->origin_start_col + slen); | |
| 881 else | |
| 882 clip_update_modeless_selection(cb, row, col, | |
| 883 cb->origin_row, cb->origin_start_col + slen); | |
| 884 } | |
| 885 break; | |
| 886 | |
| 887 case SELECT_MODE_WORD: | |
| 888 /* If we are still within the same word, do nothing */ | |
| 889 if (row == cb->prev.lnum && col >= (int)cb->word_start_col | |
| 890 && col < (int)cb->word_end_col && !repeated_click) | |
| 891 return; | |
| 892 | |
| 893 /* Get new word boundaries */ | |
| 894 clip_get_word_boundaries(cb, row, col); | |
| 895 | |
| 896 /* Handle being after the origin point of selection */ | |
| 897 if (clip_compare_pos(row, col, cb->origin_row, | |
| 898 cb->origin_start_col) >= 0) | |
| 899 clip_update_modeless_selection(cb, cb->origin_row, | |
| 900 cb->origin_start_col, row, cb->word_end_col); | |
| 901 else | |
| 902 clip_update_modeless_selection(cb, row, cb->word_start_col, | |
| 903 cb->origin_row, cb->origin_end_col); | |
| 904 break; | |
| 905 | |
| 906 case SELECT_MODE_LINE: | |
| 907 if (row == cb->prev.lnum && !repeated_click) | |
| 908 return; | |
| 909 | |
| 910 if (clip_compare_pos(row, col, cb->origin_row, | |
| 911 cb->origin_start_col) >= 0) | |
| 912 clip_update_modeless_selection(cb, cb->origin_row, 0, row, | |
| 913 (int)Columns); | |
| 914 else | |
| 915 clip_update_modeless_selection(cb, row, 0, cb->origin_row, | |
| 916 (int)Columns); | |
| 917 break; | |
| 918 } | |
| 919 | |
| 920 cb->prev.lnum = row; | |
| 921 cb->prev.col = col; | |
| 922 | |
| 923 #ifdef DEBUG_SELECTION | |
| 924 printf("Selection is: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 925 cb->start.col, cb->end.lnum, cb->end.col); | |
| 926 #endif | |
| 927 } | |
| 928 | |
| 929 # if defined(FEAT_GUI) || defined(PROTO) | |
| 930 /* | |
| 931 * Redraw part of the selection if character at "row,col" is inside of it. | |
| 932 * Only used for the GUI. | |
| 933 */ | |
| 934 void | |
| 935 clip_may_redraw_selection(row, col, len) | |
| 936 int row, col; | |
| 937 int len; | |
| 938 { | |
| 939 int start = col; | |
| 940 int end = col + len; | |
| 941 | |
| 942 if (clip_star.state != SELECT_CLEARED | |
| 943 && row >= clip_star.start.lnum | |
| 944 && row <= clip_star.end.lnum) | |
| 945 { | |
| 946 if (row == clip_star.start.lnum && start < (int)clip_star.start.col) | |
| 947 start = clip_star.start.col; | |
| 948 if (row == clip_star.end.lnum && end > (int)clip_star.end.col) | |
| 949 end = clip_star.end.col; | |
| 950 if (end > start) | |
| 951 clip_invert_area(row, start, row, end, 0); | |
| 952 } | |
| 953 } | |
| 954 # endif | |
| 955 | |
| 956 /* | |
| 957 * Called from outside to clear selected region from the display | |
| 958 */ | |
| 959 void | |
| 3674 | 960 clip_clear_selection(cbd) |
| 961 VimClipboard *cbd; | |
| 7 | 962 { |
| 963 | |
| 3674 | 964 if (cbd->state == SELECT_CLEARED) |
| 7 | 965 return; |
| 966 | |
| 3674 | 967 clip_invert_area((int)cbd->start.lnum, cbd->start.col, (int)cbd->end.lnum, |
| 968 cbd->end.col, CLIP_CLEAR); | |
| 969 cbd->state = SELECT_CLEARED; | |
| 7 | 970 } |
| 971 | |
| 972 /* | |
| 973 * Clear the selection if any lines from "row1" to "row2" are inside of it. | |
| 974 */ | |
| 975 void | |
| 976 clip_may_clear_selection(row1, row2) | |
| 977 int row1, row2; | |
| 978 { | |
| 979 if (clip_star.state == SELECT_DONE | |
| 980 && row2 >= clip_star.start.lnum | |
| 981 && row1 <= clip_star.end.lnum) | |
| 3674 | 982 clip_clear_selection(&clip_star); |
| 7 | 983 } |
| 984 | |
| 985 /* | |
| 986 * Called before the screen is scrolled up or down. Adjusts the line numbers | |
| 987 * of the selection. Call with big number when clearing the screen. | |
| 988 */ | |
| 989 void | |
| 990 clip_scroll_selection(rows) | |
| 991 int rows; /* negative for scroll down */ | |
| 992 { | |
| 993 int lnum; | |
| 994 | |
| 995 if (clip_star.state == SELECT_CLEARED) | |
| 996 return; | |
| 997 | |
| 998 lnum = clip_star.start.lnum - rows; | |
| 999 if (lnum <= 0) | |
| 1000 clip_star.start.lnum = 0; | |
| 1001 else if (lnum >= screen_Rows) /* scrolled off of the screen */ | |
| 1002 clip_star.state = SELECT_CLEARED; | |
| 1003 else | |
| 1004 clip_star.start.lnum = lnum; | |
| 1005 | |
| 1006 lnum = clip_star.end.lnum - rows; | |
| 1007 if (lnum < 0) /* scrolled off of the screen */ | |
| 1008 clip_star.state = SELECT_CLEARED; | |
| 1009 else if (lnum >= screen_Rows) | |
| 1010 clip_star.end.lnum = screen_Rows - 1; | |
| 1011 else | |
| 1012 clip_star.end.lnum = lnum; | |
| 1013 } | |
| 1014 | |
| 1015 /* | |
| 1016 * Invert a region of the display between a starting and ending row and column | |
| 1017 * Values for "how": | |
| 1018 * CLIP_CLEAR: undo inversion | |
| 1019 * CLIP_SET: set inversion | |
| 1020 * CLIP_TOGGLE: set inversion if pos1 < pos2, undo inversion otherwise. | |
| 1021 * 0: invert (GUI only). | |
| 1022 */ | |
| 1023 static void | |
| 1024 clip_invert_area(row1, col1, row2, col2, how) | |
| 1025 int row1; | |
| 1026 int col1; | |
| 1027 int row2; | |
| 1028 int col2; | |
| 1029 int how; | |
| 1030 { | |
| 1031 int invert = FALSE; | |
| 1032 | |
| 1033 if (how == CLIP_SET) | |
| 1034 invert = TRUE; | |
| 1035 | |
| 1036 /* Swap the from and to positions so the from is always before */ | |
| 1037 if (clip_compare_pos(row1, col1, row2, col2) > 0) | |
| 1038 { | |
| 1039 int tmp_row, tmp_col; | |
| 1040 | |
| 1041 tmp_row = row1; | |
| 1042 tmp_col = col1; | |
| 1043 row1 = row2; | |
| 1044 col1 = col2; | |
| 1045 row2 = tmp_row; | |
| 1046 col2 = tmp_col; | |
| 1047 } | |
| 1048 else if (how == CLIP_TOGGLE) | |
| 1049 invert = TRUE; | |
| 1050 | |
| 1051 /* If all on the same line, do it the easy way */ | |
| 1052 if (row1 == row2) | |
| 1053 { | |
| 1054 clip_invert_rectangle(row1, col1, 1, col2 - col1, invert); | |
| 1055 } | |
| 1056 else | |
| 1057 { | |
| 1058 /* Handle a piece of the first line */ | |
| 1059 if (col1 > 0) | |
| 1060 { | |
| 1061 clip_invert_rectangle(row1, col1, 1, (int)Columns - col1, invert); | |
| 1062 row1++; | |
| 1063 } | |
| 1064 | |
| 1065 /* Handle a piece of the last line */ | |
| 1066 if (col2 < Columns - 1) | |
| 1067 { | |
| 1068 clip_invert_rectangle(row2, 0, 1, col2, invert); | |
| 1069 row2--; | |
| 1070 } | |
| 1071 | |
| 1072 /* Handle the rectangle thats left */ | |
| 1073 if (row2 >= row1) | |
| 1074 clip_invert_rectangle(row1, 0, row2 - row1 + 1, (int)Columns, | |
| 1075 invert); | |
| 1076 } | |
| 1077 } | |
| 1078 | |
| 1079 /* | |
| 1080 * Invert or un-invert a rectangle of the screen. | |
| 1081 * "invert" is true if the result is inverted. | |
| 1082 */ | |
| 1083 static void | |
| 1084 clip_invert_rectangle(row, col, height, width, invert) | |
| 1085 int row; | |
| 1086 int col; | |
| 1087 int height; | |
| 1088 int width; | |
| 1089 int invert; | |
| 1090 { | |
| 1091 #ifdef FEAT_GUI | |
| 1092 if (gui.in_use) | |
| 1093 gui_mch_invert_rectangle(row, col, height, width); | |
| 1094 else | |
| 1095 #endif | |
| 1096 screen_draw_rectangle(row, col, height, width, invert); | |
| 1097 } | |
| 1098 | |
| 1099 /* | |
| 1100 * Copy the currently selected area into the '*' register so it will be | |
| 1101 * available for pasting. | |
| 1102 * When "both" is TRUE also copy to the '+' register. | |
| 1103 */ | |
| 1104 void | |
| 1105 clip_copy_modeless_selection(both) | |
| 1883 | 1106 int both UNUSED; |
| 7 | 1107 { |
| 1108 char_u *buffer; | |
| 1109 char_u *bufp; | |
| 1110 int row; | |
| 1111 int start_col; | |
| 1112 int end_col; | |
| 1113 int line_end_col; | |
| 1114 int add_newline_flag = FALSE; | |
| 1115 int len; | |
| 1116 #ifdef FEAT_MBYTE | |
| 1117 char_u *p; | |
| 1118 #endif | |
| 1119 int row1 = clip_star.start.lnum; | |
| 1120 int col1 = clip_star.start.col; | |
| 1121 int row2 = clip_star.end.lnum; | |
| 1122 int col2 = clip_star.end.col; | |
| 1123 | |
| 534 | 1124 /* Can't use ScreenLines unless initialized */ |
| 1125 if (ScreenLines == NULL) | |
| 1126 return; | |
| 1127 | |
| 7 | 1128 /* |
| 1129 * Make sure row1 <= row2, and if row1 == row2 that col1 <= col2. | |
| 1130 */ | |
| 1131 if (row1 > row2) | |
| 1132 { | |
| 1133 row = row1; row1 = row2; row2 = row; | |
| 1134 row = col1; col1 = col2; col2 = row; | |
| 1135 } | |
| 1136 else if (row1 == row2 && col1 > col2) | |
| 1137 { | |
| 1138 row = col1; col1 = col2; col2 = row; | |
| 1139 } | |
| 1140 #ifdef FEAT_MBYTE | |
| 1141 /* correct starting point for being on right halve of double-wide char */ | |
| 1142 p = ScreenLines + LineOffset[row1]; | |
| 1143 if (enc_dbcs != 0) | |
| 1144 col1 -= (*mb_head_off)(p, p + col1); | |
| 1145 else if (enc_utf8 && p[col1] == 0) | |
| 1146 --col1; | |
| 1147 #endif | |
| 1148 | |
| 1149 /* Create a temporary buffer for storing the text */ | |
| 1150 len = (row2 - row1 + 1) * Columns + 1; | |
| 1151 #ifdef FEAT_MBYTE | |
| 1152 if (enc_dbcs != 0) | |
| 1153 len *= 2; /* max. 2 bytes per display cell */ | |
| 1154 else if (enc_utf8) | |
| 714 | 1155 len *= MB_MAXBYTES; |
| 7 | 1156 #endif |
| 1157 buffer = lalloc((long_u)len, TRUE); | |
| 1158 if (buffer == NULL) /* out of memory */ | |
| 1159 return; | |
| 1160 | |
| 1161 /* Process each row in the selection */ | |
| 1162 for (bufp = buffer, row = row1; row <= row2; row++) | |
| 1163 { | |
| 1164 if (row == row1) | |
| 1165 start_col = col1; | |
| 1166 else | |
| 1167 start_col = 0; | |
| 1168 | |
| 1169 if (row == row2) | |
| 1170 end_col = col2; | |
| 1171 else | |
| 1172 end_col = Columns; | |
| 1173 | |
| 1174 line_end_col = clip_get_line_end(row); | |
| 1175 | |
| 1176 /* See if we need to nuke some trailing whitespace */ | |
| 1177 if (end_col >= Columns && (row < row2 || end_col > line_end_col)) | |
| 1178 { | |
| 1179 /* Get rid of trailing whitespace */ | |
| 1180 end_col = line_end_col; | |
| 1181 if (end_col < start_col) | |
| 1182 end_col = start_col; | |
| 1183 | |
| 1184 /* If the last line extended to the end, add an extra newline */ | |
| 1185 if (row == row2) | |
| 1186 add_newline_flag = TRUE; | |
| 1187 } | |
| 1188 | |
| 1189 /* If after the first row, we need to always add a newline */ | |
| 1190 if (row > row1 && !LineWraps[row - 1]) | |
| 1191 *bufp++ = NL; | |
| 1192 | |
| 1193 if (row < screen_Rows && end_col <= screen_Columns) | |
| 1194 { | |
| 1195 #ifdef FEAT_MBYTE | |
| 1196 if (enc_dbcs != 0) | |
| 1197 { | |
| 944 | 1198 int i; |
| 1199 | |
| 7 | 1200 p = ScreenLines + LineOffset[row]; |
| 1201 for (i = start_col; i < end_col; ++i) | |
| 1202 if (enc_dbcs == DBCS_JPNU && p[i] == 0x8e) | |
| 1203 { | |
| 1204 /* single-width double-byte char */ | |
| 1205 *bufp++ = 0x8e; | |
| 1206 *bufp++ = ScreenLines2[LineOffset[row] + i]; | |
| 1207 } | |
| 1208 else | |
| 1209 { | |
| 1210 *bufp++ = p[i]; | |
| 1211 if (MB_BYTE2LEN(p[i]) == 2) | |
| 1212 *bufp++ = p[++i]; | |
| 1213 } | |
| 1214 } | |
| 1215 else if (enc_utf8) | |
| 1216 { | |
| 1217 int off; | |
| 714 | 1218 int i; |
| 761 | 1219 int ci; |
| 7 | 1220 |
| 1221 off = LineOffset[row]; | |
| 1222 for (i = start_col; i < end_col; ++i) | |
| 1223 { | |
| 1224 /* The base character is either in ScreenLinesUC[] or | |
| 1225 * ScreenLines[]. */ | |
| 1226 if (ScreenLinesUC[off + i] == 0) | |
| 1227 *bufp++ = ScreenLines[off + i]; | |
| 1228 else | |
| 1229 { | |
| 1230 bufp += utf_char2bytes(ScreenLinesUC[off + i], bufp); | |
| 761 | 1231 for (ci = 0; ci < Screen_mco; ++ci) |
| 7 | 1232 { |
| 714 | 1233 /* Add a composing character. */ |
| 761 | 1234 if (ScreenLinesC[ci][off + i] == 0) |
| 714 | 1235 break; |
| 761 | 1236 bufp += utf_char2bytes(ScreenLinesC[ci][off + i], |
| 7 | 1237 bufp); |
| 1238 } | |
| 1239 } | |
| 1240 /* Skip right halve of double-wide character. */ | |
| 1241 if (ScreenLines[off + i + 1] == 0) | |
| 1242 ++i; | |
| 1243 } | |
| 1244 } | |
| 1245 else | |
| 1246 #endif | |
| 1247 { | |
| 1248 STRNCPY(bufp, ScreenLines + LineOffset[row] + start_col, | |
| 1249 end_col - start_col); | |
| 1250 bufp += end_col - start_col; | |
| 1251 } | |
| 1252 } | |
| 1253 } | |
| 1254 | |
| 1255 /* Add a newline at the end if the selection ended there */ | |
| 1256 if (add_newline_flag) | |
| 1257 *bufp++ = NL; | |
| 1258 | |
| 1259 /* First cleanup any old selection and become the owner. */ | |
| 1260 clip_free_selection(&clip_star); | |
| 1261 clip_own_selection(&clip_star); | |
| 1262 | |
| 1263 /* Yank the text into the '*' register. */ | |
| 1264 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_star); | |
| 1265 | |
| 1266 /* Make the register contents available to the outside world. */ | |
| 1267 clip_gen_set_selection(&clip_star); | |
| 1268 | |
| 1269 #ifdef FEAT_X11 | |
| 1270 if (both) | |
| 1271 { | |
| 1272 /* Do the same for the '+' register. */ | |
| 1273 clip_free_selection(&clip_plus); | |
| 1274 clip_own_selection(&clip_plus); | |
| 1275 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_plus); | |
| 1276 clip_gen_set_selection(&clip_plus); | |
| 1277 } | |
| 1278 #endif | |
| 1279 vim_free(buffer); | |
| 1280 } | |
| 1281 | |
| 1282 /* | |
| 1283 * Find the starting and ending positions of the word at the given row and | |
| 1284 * column. Only white-separated words are recognized here. | |
| 1285 */ | |
| 1286 #define CHAR_CLASS(c) (c <= ' ' ? ' ' : vim_iswordc(c)) | |
| 1287 | |
| 1288 static void | |
| 1289 clip_get_word_boundaries(cb, row, col) | |
| 1290 VimClipboard *cb; | |
| 1291 int row; | |
| 1292 int col; | |
| 1293 { | |
| 1294 int start_class; | |
| 1295 int temp_col; | |
| 1296 char_u *p; | |
| 1297 #ifdef FEAT_MBYTE | |
| 1298 int mboff; | |
| 1299 #endif | |
| 1300 | |
| 534 | 1301 if (row >= screen_Rows || col >= screen_Columns || ScreenLines == NULL) |
| 7 | 1302 return; |
| 1303 | |
| 1304 p = ScreenLines + LineOffset[row]; | |
| 1305 #ifdef FEAT_MBYTE | |
| 1306 /* Correct for starting in the right halve of a double-wide char */ | |
| 1307 if (enc_dbcs != 0) | |
| 1308 col -= dbcs_screen_head_off(p, p + col); | |
| 1309 else if (enc_utf8 && p[col] == 0) | |
| 1310 --col; | |
| 1311 #endif | |
| 1312 start_class = CHAR_CLASS(p[col]); | |
| 1313 | |
| 1314 temp_col = col; | |
| 1315 for ( ; temp_col > 0; temp_col--) | |
| 1316 #ifdef FEAT_MBYTE | |
| 1317 if (enc_dbcs != 0 | |
| 1318 && (mboff = dbcs_screen_head_off(p, p + temp_col - 1)) > 0) | |
| 1319 temp_col -= mboff; | |
| 1320 else | |
| 1321 #endif | |
| 1322 if (CHAR_CLASS(p[temp_col - 1]) != start_class | |
| 1323 #ifdef FEAT_MBYTE | |
| 1324 && !(enc_utf8 && p[temp_col - 1] == 0) | |
| 1325 #endif | |
| 1326 ) | |
| 1327 break; | |
| 1328 cb->word_start_col = temp_col; | |
| 1329 | |
| 1330 temp_col = col; | |
| 1331 for ( ; temp_col < screen_Columns; temp_col++) | |
| 1332 #ifdef FEAT_MBYTE | |
| 1333 if (enc_dbcs != 0 && dbcs_ptr2cells(p + temp_col) == 2) | |
| 1334 ++temp_col; | |
| 1335 else | |
| 1336 #endif | |
| 1337 if (CHAR_CLASS(p[temp_col]) != start_class | |
| 1338 #ifdef FEAT_MBYTE | |
| 1339 && !(enc_utf8 && p[temp_col] == 0) | |
| 1340 #endif | |
| 1341 ) | |
| 1342 break; | |
| 1343 cb->word_end_col = temp_col; | |
| 1344 } | |
| 1345 | |
| 1346 /* | |
| 1347 * Find the column position for the last non-whitespace character on the given | |
| 1348 * line. | |
| 1349 */ | |
| 1350 static int | |
| 1351 clip_get_line_end(row) | |
| 1352 int row; | |
| 1353 { | |
| 1354 int i; | |
| 1355 | |
| 534 | 1356 if (row >= screen_Rows || ScreenLines == NULL) |
| 7 | 1357 return 0; |
| 1358 for (i = screen_Columns; i > 0; i--) | |
| 1359 if (ScreenLines[LineOffset[row] + i - 1] != ' ') | |
| 1360 break; | |
| 1361 return i; | |
| 1362 } | |
| 1363 | |
| 1364 /* | |
| 1365 * Update the currently selected region by adding and/or subtracting from the | |
| 1366 * beginning or end and inverting the changed area(s). | |
| 1367 */ | |
| 1368 static void | |
| 1369 clip_update_modeless_selection(cb, row1, col1, row2, col2) | |
| 1370 VimClipboard *cb; | |
| 1371 int row1; | |
| 1372 int col1; | |
| 1373 int row2; | |
| 1374 int col2; | |
| 1375 { | |
| 1376 /* See if we changed at the beginning of the selection */ | |
| 1377 if (row1 != cb->start.lnum || col1 != (int)cb->start.col) | |
| 1378 { | |
| 1379 clip_invert_area(row1, col1, (int)cb->start.lnum, cb->start.col, | |
| 1380 CLIP_TOGGLE); | |
| 1381 cb->start.lnum = row1; | |
| 1382 cb->start.col = col1; | |
| 1383 } | |
| 1384 | |
| 1385 /* See if we changed at the end of the selection */ | |
| 1386 if (row2 != cb->end.lnum || col2 != (int)cb->end.col) | |
| 1387 { | |
| 1388 clip_invert_area((int)cb->end.lnum, cb->end.col, row2, col2, | |
| 1389 CLIP_TOGGLE); | |
| 1390 cb->end.lnum = row2; | |
| 1391 cb->end.col = col2; | |
| 1392 } | |
| 1393 } | |
| 1394 | |
| 1395 int | |
| 1396 clip_gen_own_selection(cbd) | |
| 1397 VimClipboard *cbd; | |
| 1398 { | |
| 1399 #ifdef FEAT_XCLIPBOARD | |
| 1400 # ifdef FEAT_GUI | |
| 1401 if (gui.in_use) | |
| 1402 return clip_mch_own_selection(cbd); | |
| 1403 else | |
| 1404 # endif | |
| 1405 return clip_xterm_own_selection(cbd); | |
| 1406 #else | |
| 1407 return clip_mch_own_selection(cbd); | |
| 1408 #endif | |
| 1409 } | |
| 1410 | |
| 1411 void | |
| 1412 clip_gen_lose_selection(cbd) | |
| 1413 VimClipboard *cbd; | |
| 1414 { | |
| 1415 #ifdef FEAT_XCLIPBOARD | |
| 1416 # ifdef FEAT_GUI | |
| 1417 if (gui.in_use) | |
| 1418 clip_mch_lose_selection(cbd); | |
| 1419 else | |
| 1420 # endif | |
| 1421 clip_xterm_lose_selection(cbd); | |
| 1422 #else | |
| 1423 clip_mch_lose_selection(cbd); | |
| 1424 #endif | |
| 1425 } | |
| 1426 | |
| 1427 void | |
| 1428 clip_gen_set_selection(cbd) | |
| 1429 VimClipboard *cbd; | |
| 1430 { | |
| 1431 #ifdef FEAT_XCLIPBOARD | |
| 1432 # ifdef FEAT_GUI | |
| 1433 if (gui.in_use) | |
| 1434 clip_mch_set_selection(cbd); | |
| 1435 else | |
| 1436 # endif | |
| 1437 clip_xterm_set_selection(cbd); | |
| 1438 #else | |
| 1439 clip_mch_set_selection(cbd); | |
| 1440 #endif | |
| 1441 } | |
| 1442 | |
| 1443 void | |
| 1444 clip_gen_request_selection(cbd) | |
| 1445 VimClipboard *cbd; | |
| 1446 { | |
| 1447 #ifdef FEAT_XCLIPBOARD | |
| 1448 # ifdef FEAT_GUI | |
| 1449 if (gui.in_use) | |
| 1450 clip_mch_request_selection(cbd); | |
| 1451 else | |
| 1452 # endif | |
| 1453 clip_xterm_request_selection(cbd); | |
| 1454 #else | |
| 1455 clip_mch_request_selection(cbd); | |
| 1456 #endif | |
| 1457 } | |
| 1458 | |
| 4209 | 1459 int |
| 1460 clip_gen_owner_exists(cbd) | |
| 4272 | 1461 VimClipboard *cbd UNUSED; |
| 4209 | 1462 { |
| 1463 #ifdef FEAT_XCLIPBOARD | |
| 1464 # ifdef FEAT_GUI_GTK | |
| 1465 if (gui.in_use) | |
| 1466 return clip_gtk_owner_exists(cbd); | |
| 1467 else | |
| 1468 # endif | |
| 1469 return clip_x11_owner_exists(cbd); | |
| 1470 #endif | |
| 1471 return TRUE; | |
| 1472 } | |
| 1473 | |
| 7 | 1474 #endif /* FEAT_CLIPBOARD */ |
| 1475 | |
| 1476 /***************************************************************************** | |
| 1477 * Functions that handle the input buffer. | |
| 1478 * This is used for any GUI version, and the unix terminal version. | |
| 1479 * | |
| 1480 * For Unix, the input characters are buffered to be able to check for a | |
| 1481 * CTRL-C. This should be done with signals, but I don't know how to do that | |
| 1482 * in a portable way for a tty in RAW mode. | |
| 1483 * | |
| 1484 * For the client-server code in the console the received keys are put in the | |
| 1485 * input buffer. | |
| 1486 */ | |
| 1487 | |
| 1488 #if defined(USE_INPUT_BUF) || defined(PROTO) | |
| 1489 | |
| 1490 /* | |
| 1491 * Internal typeahead buffer. Includes extra space for long key code | |
| 1492 * descriptions which would otherwise overflow. The buffer is considered full | |
| 1493 * when only this extra space (or part of it) remains. | |
| 1494 */ | |
| 1495 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ | |
| 1496 || defined(FEAT_CLIENTSERVER) | |
| 1497 /* | |
| 1498 * Sun WorkShop and NetBeans stuff debugger commands into the input buffer. | |
| 1499 * This requires a larger buffer... | |
| 1500 * (Madsen) Go with this for remote input as well ... | |
| 1501 */ | |
| 1502 # define INBUFLEN 4096 | |
| 1503 #else | |
| 1504 # define INBUFLEN 250 | |
| 1505 #endif | |
| 1506 | |
| 1507 static char_u inbuf[INBUFLEN + MAX_KEY_CODE_LEN]; | |
| 1508 static int inbufcount = 0; /* number of chars in inbuf[] */ | |
| 1509 | |
| 1510 /* | |
| 1511 * vim_is_input_buf_full(), vim_is_input_buf_empty(), add_to_input_buf(), and | |
| 1512 * trash_input_buf() are functions for manipulating the input buffer. These | |
| 1513 * are used by the gui_* calls when a GUI is used to handle keyboard input. | |
| 1514 */ | |
| 1515 | |
| 1516 int | |
| 1517 vim_is_input_buf_full() | |
| 1518 { | |
| 1519 return (inbufcount >= INBUFLEN); | |
| 1520 } | |
| 1521 | |
| 1522 int | |
| 1523 vim_is_input_buf_empty() | |
| 1524 { | |
| 1525 return (inbufcount == 0); | |
| 1526 } | |
| 1527 | |
| 1528 #if defined(FEAT_OLE) || defined(PROTO) | |
| 1529 int | |
| 1530 vim_free_in_input_buf() | |
| 1531 { | |
| 1532 return (INBUFLEN - inbufcount); | |
| 1533 } | |
| 1534 #endif | |
| 1535 | |
| 575 | 1536 #if defined(FEAT_GUI_GTK) || defined(PROTO) |
| 7 | 1537 int |
| 1538 vim_used_in_input_buf() | |
| 1539 { | |
| 1540 return inbufcount; | |
| 1541 } | |
| 1542 #endif | |
| 1543 | |
| 1544 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO) | |
| 1545 /* | |
| 1546 * Return the current contents of the input buffer and make it empty. | |
| 1547 * The returned pointer must be passed to set_input_buf() later. | |
| 1548 */ | |
| 1549 char_u * | |
| 1550 get_input_buf() | |
| 1551 { | |
| 1552 garray_T *gap; | |
| 1553 | |
| 1554 /* We use a growarray to store the data pointer and the length. */ | |
| 1555 gap = (garray_T *)alloc((unsigned)sizeof(garray_T)); | |
| 1556 if (gap != NULL) | |
| 1557 { | |
| 1558 /* Add one to avoid a zero size. */ | |
| 1559 gap->ga_data = alloc((unsigned)inbufcount + 1); | |
| 1560 if (gap->ga_data != NULL) | |
| 1561 mch_memmove(gap->ga_data, inbuf, (size_t)inbufcount); | |
| 1562 gap->ga_len = inbufcount; | |
| 1563 } | |
| 1564 trash_input_buf(); | |
| 1565 return (char_u *)gap; | |
| 1566 } | |
| 1567 | |
| 1568 /* | |
| 1569 * Restore the input buffer with a pointer returned from get_input_buf(). | |
| 1570 * The allocated memory is freed, this only works once! | |
| 1571 */ | |
| 1572 void | |
| 1573 set_input_buf(p) | |
| 1574 char_u *p; | |
| 1575 { | |
| 1576 garray_T *gap = (garray_T *)p; | |
| 1577 | |
| 1578 if (gap != NULL) | |
| 1579 { | |
| 1580 if (gap->ga_data != NULL) | |
| 1581 { | |
| 1582 mch_memmove(inbuf, gap->ga_data, gap->ga_len); | |
| 1583 inbufcount = gap->ga_len; | |
| 1584 vim_free(gap->ga_data); | |
| 1585 } | |
| 1586 vim_free(gap); | |
| 1587 } | |
| 1588 } | |
| 1589 #endif | |
| 1590 | |
| 1621 | 1591 #if defined(FEAT_GUI) \ |
| 1592 || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE) \ | |
| 7 | 1593 || defined(FEAT_XCLIPBOARD) || defined(VMS) \ |
| 666 | 1594 || defined(FEAT_SNIFF) || defined(FEAT_CLIENTSERVER) \ |
| 1595 || defined(PROTO) | |
| 7 | 1596 /* |
| 1597 * Add the given bytes to the input buffer | |
| 1598 * Special keys start with CSI. A real CSI must have been translated to | |
| 1599 * CSI KS_EXTRA KE_CSI. K_SPECIAL doesn't require translation. | |
| 1600 */ | |
| 1601 void | |
| 1602 add_to_input_buf(s, len) | |
| 1603 char_u *s; | |
| 1604 int len; | |
| 1605 { | |
| 1606 if (inbufcount + len > INBUFLEN + MAX_KEY_CODE_LEN) | |
| 1607 return; /* Shouldn't ever happen! */ | |
| 1608 | |
| 1609 #ifdef FEAT_HANGULIN | |
| 1610 if ((State & (INSERT|CMDLINE)) && hangul_input_state_get()) | |
| 1611 if ((len = hangul_input_process(s, len)) == 0) | |
| 1612 return; | |
| 1613 #endif | |
| 1614 | |
| 1615 while (len--) | |
| 1616 inbuf[inbufcount++] = *s++; | |
| 1617 } | |
| 1618 #endif | |
| 1619 | |
| 1364 | 1620 #if ((defined(FEAT_XIM) || defined(FEAT_DND)) && defined(FEAT_GUI_GTK)) \ |
| 1621 || defined(FEAT_GUI_MSWIN) \ | |
| 1622 || defined(FEAT_GUI_MAC) \ | |
| 7 | 1623 || (defined(FEAT_MBYTE) && defined(FEAT_MBYTE_IME)) \ |
| 666 | 1624 || (defined(FEAT_GUI) && (!defined(USE_ON_FLY_SCROLL) \ |
| 1625 || defined(FEAT_MENU))) \ | |
| 7 | 1626 || defined(PROTO) |
| 1627 /* | |
| 1628 * Add "str[len]" to the input buffer while escaping CSI bytes. | |
| 1629 */ | |
| 1630 void | |
| 1631 add_to_input_buf_csi(char_u *str, int len) | |
| 1632 { | |
| 1633 int i; | |
| 1634 char_u buf[2]; | |
| 1635 | |
| 1636 for (i = 0; i < len; ++i) | |
| 1637 { | |
| 1638 add_to_input_buf(str + i, 1); | |
| 1639 if (str[i] == CSI) | |
| 1640 { | |
| 1641 /* Turn CSI into K_CSI. */ | |
| 1642 buf[0] = KS_EXTRA; | |
| 1643 buf[1] = (int)KE_CSI; | |
| 1644 add_to_input_buf(buf, 2); | |
| 1645 } | |
| 1646 } | |
| 1647 } | |
| 1648 #endif | |
| 1649 | |
| 1650 #if defined(FEAT_HANGULIN) || defined(PROTO) | |
| 1651 void | |
| 2896 | 1652 push_raw_key(s, len) |
| 7 | 1653 char_u *s; |
| 1654 int len; | |
| 1655 { | |
| 1656 while (len--) | |
| 1657 inbuf[inbufcount++] = *s++; | |
| 1658 } | |
| 1659 #endif | |
| 1660 | |
| 1661 #if defined(FEAT_GUI) || defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) \ | |
| 1662 || defined(PROTO) | |
| 1663 /* Remove everything from the input buffer. Called when ^C is found */ | |
| 1664 void | |
| 1665 trash_input_buf() | |
| 1666 { | |
| 1667 inbufcount = 0; | |
| 1668 } | |
| 1669 #endif | |
| 1670 | |
| 1671 /* | |
| 1672 * Read as much data from the input buffer as possible up to maxlen, and store | |
| 1673 * it in buf. | |
| 1674 * Note: this function used to be Read() in unix.c | |
| 1675 */ | |
| 1676 int | |
| 1677 read_from_input_buf(buf, maxlen) | |
| 1678 char_u *buf; | |
| 1679 long maxlen; | |
| 1680 { | |
| 1681 if (inbufcount == 0) /* if the buffer is empty, fill it */ | |
| 1682 fill_input_buf(TRUE); | |
| 1683 if (maxlen > inbufcount) | |
| 1684 maxlen = inbufcount; | |
| 1685 mch_memmove(buf, inbuf, (size_t)maxlen); | |
| 1686 inbufcount -= maxlen; | |
| 1687 if (inbufcount) | |
| 1688 mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount); | |
| 1689 return (int)maxlen; | |
| 1690 } | |
| 1691 | |
| 1692 void | |
| 1693 fill_input_buf(exit_on_error) | |
| 1883 | 1694 int exit_on_error UNUSED; |
| 7 | 1695 { |
| 1696 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1697 int len; | |
| 1698 int try; | |
| 1699 static int did_read_something = FALSE; | |
| 1700 # ifdef FEAT_MBYTE | |
| 1701 static char_u *rest = NULL; /* unconverted rest of previous read */ | |
| 1702 static int restlen = 0; | |
| 1703 int unconverted; | |
| 1704 # endif | |
| 1705 #endif | |
| 1706 | |
| 1707 #ifdef FEAT_GUI | |
| 294 | 1708 if (gui.in_use |
| 1709 # ifdef NO_CONSOLE_INPUT | |
| 1710 /* Don't use the GUI input when the window hasn't been opened yet. | |
| 1711 * We get here from ui_inchar() when we should try reading from stdin. */ | |
| 1712 && !no_console_input() | |
| 1713 # endif | |
| 1714 ) | |
| 7 | 1715 { |
| 1716 gui_mch_update(); | |
| 1717 return; | |
| 1718 } | |
| 1719 #endif | |
| 1720 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1721 if (vim_is_input_buf_full()) | |
| 1722 return; | |
| 1723 /* | |
| 1724 * Fill_input_buf() is only called when we really need a character. | |
| 1725 * If we can't get any, but there is some in the buffer, just return. | |
| 1726 * If we can't get any, and there isn't any in the buffer, we give up and | |
| 1727 * exit Vim. | |
| 1728 */ | |
| 1729 # ifdef __BEOS__ | |
| 1730 /* | |
| 1731 * On the BeBox version (for now), all input is secretly performed within | |
| 1732 * beos_select() which is called from RealWaitForChar(). | |
| 1733 */ | |
| 1734 while (!vim_is_input_buf_full() && RealWaitForChar(read_cmd_fd, 0, NULL)) | |
| 1735 ; | |
| 1736 len = inbufcount; | |
| 1737 inbufcount = 0; | |
| 1738 # else | |
| 1739 | |
| 1740 # ifdef FEAT_SNIFF | |
| 1741 if (sniff_request_waiting) | |
| 1742 { | |
| 1743 add_to_input_buf((char_u *)"\233sniff",6); /* results in K_SNIFF */ | |
| 1744 sniff_request_waiting = 0; | |
| 1745 want_sniff_request = 0; | |
| 1746 return; | |
| 1747 } | |
| 1748 # endif | |
| 1749 | |
| 1750 # ifdef FEAT_MBYTE | |
| 1751 if (rest != NULL) | |
| 1752 { | |
| 1753 /* Use remainder of previous call, starts with an invalid character | |
| 1754 * that may become valid when reading more. */ | |
| 1755 if (restlen > INBUFLEN - inbufcount) | |
| 1756 unconverted = INBUFLEN - inbufcount; | |
| 1757 else | |
| 1758 unconverted = restlen; | |
| 1759 mch_memmove(inbuf + inbufcount, rest, unconverted); | |
| 1760 if (unconverted == restlen) | |
| 1761 { | |
| 1762 vim_free(rest); | |
| 1763 rest = NULL; | |
| 1764 } | |
| 1765 else | |
| 1766 { | |
| 1767 restlen -= unconverted; | |
| 1768 mch_memmove(rest, rest + unconverted, restlen); | |
| 1769 } | |
| 1770 inbufcount += unconverted; | |
| 1771 } | |
| 1772 else | |
| 1773 unconverted = 0; | |
| 1774 #endif | |
| 1775 | |
| 1776 len = 0; /* to avoid gcc warning */ | |
| 1777 for (try = 0; try < 100; ++try) | |
| 1778 { | |
| 1779 # ifdef VMS | |
| 1780 len = vms_read( | |
| 1781 # else | |
| 1782 len = read(read_cmd_fd, | |
| 1783 # endif | |
| 1784 (char *)inbuf + inbufcount, (size_t)((INBUFLEN - inbufcount) | |
| 1785 # ifdef FEAT_MBYTE | |
| 1786 / input_conv.vc_factor | |
| 1787 # endif | |
| 1788 )); | |
| 1789 # if 0 | |
| 1790 ) /* avoid syntax highlight error */ | |
| 1791 # endif | |
| 169 | 1792 |
| 7 | 1793 if (len > 0 || got_int) |
| 1794 break; | |
| 1795 /* | |
| 1796 * If reading stdin results in an error, continue reading stderr. | |
| 1797 * This helps when using "foo | xargs vim". | |
| 1798 */ | |
| 1799 if (!did_read_something && !isatty(read_cmd_fd) && read_cmd_fd == 0) | |
| 1800 { | |
| 1801 int m = cur_tmode; | |
| 1802 | |
| 1803 /* We probably set the wrong file descriptor to raw mode. Switch | |
| 1804 * back to cooked mode, use another descriptor and set the mode to | |
| 1805 * what it was. */ | |
| 1806 settmode(TMODE_COOK); | |
| 1807 #ifdef HAVE_DUP | |
| 1808 /* Use stderr for stdin, also works for shell commands. */ | |
| 1809 close(0); | |
| 1757 | 1810 ignored = dup(2); |
| 7 | 1811 #else |
| 1812 read_cmd_fd = 2; /* read from stderr instead of stdin */ | |
| 1813 #endif | |
| 1814 settmode(m); | |
| 1815 } | |
| 1816 if (!exit_on_error) | |
| 1817 return; | |
| 1818 } | |
| 1819 # endif | |
| 1820 if (len <= 0 && !got_int) | |
| 1821 read_error_exit(); | |
| 1822 if (len > 0) | |
| 1823 did_read_something = TRUE; | |
| 1824 if (got_int) | |
| 1825 { | |
| 1826 /* Interrupted, pretend a CTRL-C was typed. */ | |
| 1827 inbuf[0] = 3; | |
| 1828 inbufcount = 1; | |
| 1829 } | |
| 1830 else | |
| 1831 { | |
| 1832 # ifdef FEAT_MBYTE | |
| 1833 /* | |
| 1834 * May perform conversion on the input characters. | |
| 1835 * Include the unconverted rest of the previous call. | |
| 1836 * If there is an incomplete char at the end it is kept for the next | |
| 1837 * time, reading more bytes should make conversion possible. | |
| 1838 * Don't do this in the unlikely event that the input buffer is too | |
| 1839 * small ("rest" still contains more bytes). | |
| 1840 */ | |
| 1841 if (input_conv.vc_type != CONV_NONE) | |
| 1842 { | |
| 1843 inbufcount -= unconverted; | |
| 1844 len = convert_input_safe(inbuf + inbufcount, | |
| 1845 len + unconverted, INBUFLEN - inbufcount, | |
| 1846 rest == NULL ? &rest : NULL, &restlen); | |
| 1847 } | |
| 1848 # endif | |
| 1849 while (len-- > 0) | |
| 1850 { | |
| 1851 /* | |
| 1852 * if a CTRL-C was typed, remove it from the buffer and set got_int | |
| 1853 */ | |
| 1854 if (inbuf[inbufcount] == 3 && ctrl_c_interrupts) | |
| 1855 { | |
| 1856 /* remove everything typed before the CTRL-C */ | |
| 1857 mch_memmove(inbuf, inbuf + inbufcount, (size_t)(len + 1)); | |
| 1858 inbufcount = 0; | |
| 1859 got_int = TRUE; | |
| 1860 } | |
| 1861 ++inbufcount; | |
| 1862 } | |
| 1863 } | |
| 1864 #endif /* UNIX or OS2 or VMS*/ | |
| 1865 } | |
| 1866 #endif /* defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) */ | |
| 1867 | |
| 1868 /* | |
| 1869 * Exit because of an input read error. | |
| 1870 */ | |
| 1871 void | |
| 1872 read_error_exit() | |
| 1873 { | |
| 1874 if (silent_mode) /* Normal way to exit for "ex -s" */ | |
| 1875 getout(0); | |
| 1876 STRCPY(IObuff, _("Vim: Error reading input, exiting...\n")); | |
| 1877 preserve_exit(); | |
| 1878 } | |
| 1879 | |
| 1880 #if defined(CURSOR_SHAPE) || defined(PROTO) | |
| 1881 /* | |
| 1882 * May update the shape of the cursor. | |
| 1883 */ | |
| 1884 void | |
| 1885 ui_cursor_shape() | |
| 1886 { | |
| 1887 # ifdef FEAT_GUI | |
| 1888 if (gui.in_use) | |
| 1889 gui_update_cursor_later(); | |
| 36 | 1890 else |
| 7 | 1891 # endif |
| 36 | 1892 term_cursor_shape(); |
| 1893 | |
| 7 | 1894 # ifdef MCH_CURSOR_SHAPE |
| 1895 mch_update_cursor(); | |
| 1896 # endif | |
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1898 # ifdef FEAT_CONCEAL |
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1899 conceal_check_cursur_line(); |
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1900 # endif |
| 7 | 1901 } |
| 1902 #endif | |
| 1903 | |
| 1904 #if defined(FEAT_CLIPBOARD) || defined(FEAT_GUI) || defined(FEAT_RIGHTLEFT) \ | |
| 1671 | 1905 || defined(FEAT_MBYTE) || defined(PROTO) |
| 7 | 1906 /* |
| 1907 * Check bounds for column number | |
| 1908 */ | |
| 1909 int | |
| 1910 check_col(col) | |
| 1911 int col; | |
| 1912 { | |
| 1913 if (col < 0) | |
| 1914 return 0; | |
| 1915 if (col >= (int)screen_Columns) | |
| 1916 return (int)screen_Columns - 1; | |
| 1917 return col; | |
| 1918 } | |
| 1919 | |
| 1920 /* | |
| 1921 * Check bounds for row number | |
| 1922 */ | |
| 1923 int | |
| 1924 check_row(row) | |
| 1925 int row; | |
| 1926 { | |
| 1927 if (row < 0) | |
| 1928 return 0; | |
| 1929 if (row >= (int)screen_Rows) | |
| 1930 return (int)screen_Rows - 1; | |
| 1931 return row; | |
| 1932 } | |
| 1933 #endif | |
| 1934 | |
| 1935 /* | |
| 1936 * Stuff for the X clipboard. Shared between VMS and Unix. | |
| 1937 */ | |
| 1938 | |
| 1939 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) || defined(PROTO) | |
| 1940 # include <X11/Xatom.h> | |
| 1941 # include <X11/Intrinsic.h> | |
| 1942 | |
| 1943 /* | |
| 1944 * Open the application context (if it hasn't been opened yet). | |
| 1945 * Used for Motif and Athena GUI and the xterm clipboard. | |
| 1946 */ | |
| 1947 void | |
| 1948 open_app_context() | |
| 1949 { | |
| 1950 if (app_context == NULL) | |
| 1951 { | |
| 1952 XtToolkitInitialize(); | |
| 1953 app_context = XtCreateApplicationContext(); | |
| 1954 } | |
| 1955 } | |
| 1956 | |
| 1957 static Atom vim_atom; /* Vim's own special selection format */ | |
| 1958 #ifdef FEAT_MBYTE | |
| 1959 static Atom vimenc_atom; /* Vim's extended selection format */ | |
| 3346 | 1960 static Atom utf8_atom; |
| 7 | 1961 #endif |
| 1962 static Atom compound_text_atom; | |
| 1963 static Atom text_atom; | |
| 1964 static Atom targets_atom; | |
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1965 static Atom timestamp_atom; /* Used to get a timestamp */ |
| 7 | 1966 |
| 1967 void | |
| 1968 x11_setup_atoms(dpy) | |
| 1969 Display *dpy; | |
| 1970 { | |
| 1971 vim_atom = XInternAtom(dpy, VIM_ATOM_NAME, False); | |
| 1972 #ifdef FEAT_MBYTE | |
| 1973 vimenc_atom = XInternAtom(dpy, VIMENC_ATOM_NAME,False); | |
| 3346 | 1974 utf8_atom = XInternAtom(dpy, "UTF8_STRING", False); |
| 7 | 1975 #endif |
| 1976 compound_text_atom = XInternAtom(dpy, "COMPOUND_TEXT", False); | |
| 1977 text_atom = XInternAtom(dpy, "TEXT", False); | |
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1978 targets_atom = XInternAtom(dpy, "TARGETS", False); |
| 7 | 1979 clip_star.sel_atom = XA_PRIMARY; |
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1980 clip_plus.sel_atom = XInternAtom(dpy, "CLIPBOARD", False); |
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1981 timestamp_atom = XInternAtom(dpy, "TIMESTAMP", False); |
| 7 | 1982 } |
| 1983 | |
| 1984 /* | |
| 1985 * X Selection stuff, for cutting and pasting text to other windows. | |
| 1986 */ | |
| 1987 | |
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1988 static Boolean clip_x11_convert_selection_cb __ARGS((Widget, Atom *, Atom *, Atom *, XtPointer *, long_u *, int *)); |
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1989 static void clip_x11_lose_ownership_cb __ARGS((Widget, Atom *)); |
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1990 static void clip_x11_timestamp_cb __ARGS((Widget w, XtPointer n, XEvent *event, Boolean *cont)); |
| 2586 | 1991 static void clip_x11_request_selection_cb __ARGS((Widget, XtPointer, Atom *, Atom *, XtPointer, long_u *, int *)); |
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1992 |
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1993 /* |
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1994 * Property callback to get a timestamp for XtOwnSelection. |
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1995 */ |
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1996 static void |
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1997 clip_x11_timestamp_cb(w, n, event, cont) |
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1998 Widget w; |
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1999 XtPointer n UNUSED; |
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2000 XEvent *event; |
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2001 Boolean *cont UNUSED; |
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2002 { |
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2003 Atom actual_type; |
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2004 int format; |
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2005 unsigned long nitems, bytes_after; |
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2006 unsigned char *prop=NULL; |
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2007 XPropertyEvent *xproperty=&event->xproperty; |
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2008 |
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2009 /* Must be a property notify, state can't be Delete (True), has to be |
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2010 * one of the supported selection types. */ |
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2011 if (event->type != PropertyNotify || xproperty->state |
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2012 || (xproperty->atom != clip_star.sel_atom |
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2013 && xproperty->atom != clip_plus.sel_atom)) |
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2014 return; |
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2015 |
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2016 if (XGetWindowProperty(xproperty->display, xproperty->window, |
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2017 xproperty->atom, 0, 0, False, timestamp_atom, &actual_type, &format, |
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2018 &nitems, &bytes_after, &prop)) |
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2019 return; |
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2020 |
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2021 if (prop) |
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2022 XFree(prop); |
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2023 |
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2024 /* Make sure the property type is "TIMESTAMP" and it's 32 bits. */ |
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2025 if (actual_type != timestamp_atom || format != 32) |
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2026 return; |
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2027 |
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2028 /* Get the selection, using the event timestamp. */ |
| 2586 | 2029 if (XtOwnSelection(w, xproperty->atom, xproperty->time, |
| 2030 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
| 2031 NULL) == OK) | |
| 2032 { | |
| 2033 /* Set the "owned" flag now, there may have been a call to | |
| 2034 * lose_ownership_cb in between. */ | |
| 2035 if (xproperty->atom == clip_plus.sel_atom) | |
| 2036 clip_plus.owned = TRUE; | |
| 2037 else | |
| 2038 clip_star.owned = TRUE; | |
| 2039 } | |
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2040 } |
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2041 |
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2042 void |
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2043 x11_setup_selection(w) |
|
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2044 Widget w; |
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2045 { |
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2046 XtAddEventHandler(w, PropertyChangeMask, False, |
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2047 /*(XtEventHandler)*/clip_x11_timestamp_cb, (XtPointer)NULL); |
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2048 } |
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2049 |
| 7 | 2050 static void |
| 2051 clip_x11_request_selection_cb(w, success, sel_atom, type, value, length, | |
| 2052 format) | |
| 1883 | 2053 Widget w UNUSED; |
| 7 | 2054 XtPointer success; |
| 2055 Atom *sel_atom; | |
| 2056 Atom *type; | |
| 2057 XtPointer value; | |
| 2058 long_u *length; | |
| 2059 int *format; | |
| 2060 { | |
| 2896 | 2061 int motion_type = MAUTO; |
| 7 | 2062 long_u len; |
| 2063 char_u *p; | |
| 2064 char **text_list = NULL; | |
| 2065 VimClipboard *cbd; | |
| 2066 #ifdef FEAT_MBYTE | |
| 2067 char_u *tmpbuf = NULL; | |
| 2068 #endif | |
| 2069 | |
| 2070 if (*sel_atom == clip_plus.sel_atom) | |
| 2071 cbd = &clip_plus; | |
| 2072 else | |
| 2073 cbd = &clip_star; | |
| 2074 | |
| 2075 if (value == NULL || *length == 0) | |
| 2076 { | |
| 1719 | 2077 clip_free_selection(cbd); /* nothing received, clear register */ |
| 7 | 2078 *(int *)success = FALSE; |
| 2079 return; | |
| 2080 } | |
| 2081 p = (char_u *)value; | |
| 2082 len = *length; | |
| 2083 if (*type == vim_atom) | |
| 2084 { | |
| 2085 motion_type = *p++; | |
| 2086 len--; | |
| 2087 } | |
| 2088 | |
| 2089 #ifdef FEAT_MBYTE | |
| 2090 else if (*type == vimenc_atom) | |
| 2091 { | |
| 2092 char_u *enc; | |
| 2093 vimconv_T conv; | |
| 2094 int convlen; | |
| 2095 | |
| 2096 motion_type = *p++; | |
| 2097 --len; | |
| 2098 | |
| 2099 enc = p; | |
| 2100 p += STRLEN(p) + 1; | |
| 2101 len -= p - enc; | |
| 2102 | |
| 2103 /* If the encoding of the text is different from 'encoding', attempt | |
| 2104 * converting it. */ | |
| 2105 conv.vc_type = CONV_NONE; | |
| 2106 convert_setup(&conv, enc, p_enc); | |
| 2107 if (conv.vc_type != CONV_NONE) | |
| 2108 { | |
| 2109 convlen = len; /* Need to use an int here. */ | |
| 2110 tmpbuf = string_convert(&conv, p, &convlen); | |
| 2111 len = convlen; | |
| 2112 if (tmpbuf != NULL) | |
| 2113 p = tmpbuf; | |
| 2114 convert_setup(&conv, NULL, NULL); | |
| 2115 } | |
| 2116 } | |
| 2117 #endif | |
| 2118 | |
| 3346 | 2119 else if (*type == compound_text_atom |
| 2120 #ifdef FEAT_MBYTE | |
| 2121 || *type == utf8_atom | |
| 2122 #endif | |
| 2123 || ( | |
| 7 | 2124 #ifdef FEAT_MBYTE |
| 2125 enc_dbcs != 0 && | |
| 2126 #endif | |
| 2127 *type == text_atom)) | |
| 2128 { | |
| 2129 XTextProperty text_prop; | |
| 2130 int n_text = 0; | |
| 2131 int status; | |
| 2132 | |
| 2133 text_prop.value = (unsigned char *)value; | |
| 2134 text_prop.encoding = *type; | |
| 2135 text_prop.format = *format; | |
| 1719 | 2136 text_prop.nitems = len; |
| 4272 | 2137 #if defined(FEAT_MBYTE) && defined(X_HAVE_UTF8_STRING) |
| 4201 | 2138 if (*type == utf8_atom) |
| 2139 status = Xutf8TextPropertyToTextList(X_DISPLAY, &text_prop, | |
| 2140 &text_list, &n_text); | |
| 2141 else | |
| 2142 #endif | |
| 2143 status = XmbTextPropertyToTextList(X_DISPLAY, &text_prop, | |
| 7 | 2144 &text_list, &n_text); |
| 2145 if (status != Success || n_text < 1) | |
| 2146 { | |
| 2147 *(int *)success = FALSE; | |
| 2148 return; | |
| 2149 } | |
| 2150 p = (char_u *)text_list[0]; | |
| 2151 len = STRLEN(p); | |
| 2152 } | |
| 2153 clip_yank_selection(motion_type, p, (long)len, cbd); | |
| 2154 | |
| 2155 if (text_list != NULL) | |
| 2156 XFreeStringList(text_list); | |
| 2157 #ifdef FEAT_MBYTE | |
| 2158 vim_free(tmpbuf); | |
| 2159 #endif | |
| 2160 XtFree((char *)value); | |
| 2161 *(int *)success = TRUE; | |
| 2162 } | |
| 2163 | |
| 2164 void | |
| 2165 clip_x11_request_selection(myShell, dpy, cbd) | |
| 2166 Widget myShell; | |
| 2167 Display *dpy; | |
| 2168 VimClipboard *cbd; | |
| 2169 { | |
| 2170 XEvent event; | |
| 2171 Atom type; | |
| 2172 static int success; | |
| 2173 int i; | |
| 1715 | 2174 time_t start_time; |
| 2175 int timed_out = FALSE; | |
| 7 | 2176 |
| 2177 for (i = | |
| 2178 #ifdef FEAT_MBYTE | |
| 2179 0 | |
| 2180 #else | |
| 2181 1 | |
| 2182 #endif | |
| 3346 | 2183 ; i < 6; i++) |
| 7 | 2184 { |
| 2185 switch (i) | |
| 2186 { | |
| 2187 #ifdef FEAT_MBYTE | |
| 2188 case 0: type = vimenc_atom; break; | |
| 2189 #endif | |
| 2190 case 1: type = vim_atom; break; | |
| 3346 | 2191 #ifdef FEAT_MBYTE |
| 2192 case 2: type = utf8_atom; break; | |
| 2193 #endif | |
| 2194 case 3: type = compound_text_atom; break; | |
| 2195 case 4: type = text_atom; break; | |
| 7 | 2196 default: type = XA_STRING; |
| 2197 } | |
| 3346 | 2198 #ifdef FEAT_MBYTE |
| 4272 | 2199 if (type == utf8_atom |
| 2200 # if defined(X_HAVE_UTF8_STRING) | |
| 2201 && !enc_utf8 | |
| 2202 # endif | |
| 2203 ) | |
| 2204 /* Only request utf-8 when 'encoding' is utf8 and | |
| 2205 * Xutf8TextPropertyToTextList is available. */ | |
| 3346 | 2206 continue; |
| 2207 #endif | |
| 1719 | 2208 success = MAYBE; |
| 7 | 2209 XtGetSelectionValue(myShell, cbd->sel_atom, type, |
| 2210 clip_x11_request_selection_cb, (XtPointer)&success, CurrentTime); | |
| 2211 | |
| 2212 /* Make sure the request for the selection goes out before waiting for | |
| 2213 * a response. */ | |
| 2214 XFlush(dpy); | |
| 2215 | |
| 2216 /* | |
| 2217 * Wait for result of selection request, otherwise if we type more | |
| 2218 * characters, then they will appear before the one that requested the | |
| 2219 * paste! Don't worry, we will catch up with any other events later. | |
| 2220 */ | |
| 1715 | 2221 start_time = time(NULL); |
| 1719 | 2222 while (success == MAYBE) |
| 7 | 2223 { |
| 1719 | 2224 if (XCheckTypedEvent(dpy, SelectionNotify, &event) |
| 2225 || XCheckTypedEvent(dpy, SelectionRequest, &event) | |
| 2226 || XCheckTypedEvent(dpy, PropertyNotify, &event)) | |
| 1715 | 2227 { |
| 1719 | 2228 /* This is where clip_x11_request_selection_cb() should be |
| 2229 * called. It may actually happen a bit later, so we loop | |
| 2230 * until "success" changes. | |
| 2231 * We may get a SelectionRequest here and if we don't handle | |
| 2232 * it we hang. KDE klipper does this, for example. | |
| 2233 * We need to handle a PropertyNotify for large selections. */ | |
| 1715 | 2234 XtDispatchEvent(&event); |
| 1719 | 2235 continue; |
| 1715 | 2236 } |
| 7 | 2237 |
| 1715 | 2238 /* Time out after 2 to 3 seconds to avoid that we hang when the |
| 2239 * other process doesn't respond. Note that the SelectionNotify | |
| 2240 * event may still come later when the selection owner comes back | |
| 1719 | 2241 * to life and the text gets inserted unexpectedly. Don't know |
| 2242 * why that happens or how to avoid that :-(. */ | |
| 1715 | 2243 if (time(NULL) > start_time + 2) |
| 2244 { | |
| 2245 timed_out = TRUE; | |
| 2246 break; | |
| 2247 } | |
| 2248 | |
| 7 | 2249 /* Do we need this? Probably not. */ |
| 2250 XSync(dpy, False); | |
| 2251 | |
| 1715 | 2252 /* Wait for 1 msec to avoid that we eat up all CPU time. */ |
| 2253 ui_delay(1L, TRUE); | |
| 7 | 2254 } |
| 2255 | |
| 1719 | 2256 if (success == TRUE) |
| 7 | 2257 return; |
| 1715 | 2258 |
| 2259 /* don't do a retry with another type after timing out, otherwise we | |
| 2260 * hang for 15 seconds. */ | |
| 2261 if (timed_out) | |
| 2262 break; | |
| 7 | 2263 } |
| 2264 | |
| 2265 /* Final fallback position - use the X CUT_BUFFER0 store */ | |
| 1924 | 2266 yank_cut_buffer0(dpy, cbd); |
| 7 | 2267 } |
| 2268 | |
| 2269 static Boolean | |
| 2270 clip_x11_convert_selection_cb(w, sel_atom, target, type, value, length, format) | |
| 1883 | 2271 Widget w UNUSED; |
| 7 | 2272 Atom *sel_atom; |
| 2273 Atom *target; | |
| 2274 Atom *type; | |
| 2275 XtPointer *value; | |
| 2276 long_u *length; | |
| 2277 int *format; | |
| 2278 { | |
| 2279 char_u *string; | |
| 2280 char_u *result; | |
| 2281 int motion_type; | |
| 2282 VimClipboard *cbd; | |
| 2283 int i; | |
| 2284 | |
| 2285 if (*sel_atom == clip_plus.sel_atom) | |
| 2286 cbd = &clip_plus; | |
| 2287 else | |
| 2288 cbd = &clip_star; | |
| 2289 | |
| 2290 if (!cbd->owned) | |
| 2291 return False; /* Shouldn't ever happen */ | |
| 2292 | |
| 2293 /* requestor wants to know what target types we support */ | |
| 2294 if (*target == targets_atom) | |
| 2295 { | |
| 2296 Atom *array; | |
| 2297 | |
| 3346 | 2298 if ((array = (Atom *)XtMalloc((unsigned)(sizeof(Atom) * 7))) == NULL) |
| 7 | 2299 return False; |
| 2300 *value = (XtPointer)array; | |
| 2301 i = 0; | |
| 2302 array[i++] = targets_atom; | |
| 2303 #ifdef FEAT_MBYTE | |
| 2304 array[i++] = vimenc_atom; | |
| 2305 #endif | |
| 2306 array[i++] = vim_atom; | |
| 3346 | 2307 #ifdef FEAT_MBYTE |
| 2308 if (enc_utf8) | |
| 2309 array[i++] = utf8_atom; | |
| 2310 #endif | |
| 2311 array[i++] = XA_STRING; | |
| 7 | 2312 array[i++] = text_atom; |
| 2313 array[i++] = compound_text_atom; | |
| 3346 | 2314 |
| 7 | 2315 *type = XA_ATOM; |
| 2316 /* This used to be: *format = sizeof(Atom) * 8; but that caused | |
| 2317 * crashes on 64 bit machines. (Peter Derr) */ | |
| 2318 *format = 32; | |
| 2319 *length = i; | |
| 2320 return True; | |
| 2321 } | |
| 2322 | |
| 2323 if ( *target != XA_STRING | |
| 2324 #ifdef FEAT_MBYTE | |
| 2325 && *target != vimenc_atom | |
| 3346 | 2326 && *target != utf8_atom |
| 7 | 2327 #endif |
| 2328 && *target != vim_atom | |
| 2329 && *target != text_atom | |
| 2330 && *target != compound_text_atom) | |
| 2331 return False; | |
| 2332 | |
| 2333 clip_get_selection(cbd); | |
| 2334 motion_type = clip_convert_selection(&string, length, cbd); | |
| 2335 if (motion_type < 0) | |
| 2336 return False; | |
| 2337 | |
| 2338 /* For our own format, the first byte contains the motion type */ | |
| 2339 if (*target == vim_atom) | |
| 2340 (*length)++; | |
| 2341 | |
| 2342 #ifdef FEAT_MBYTE | |
| 2343 /* Our own format with encoding: motion 'encoding' NUL text */ | |
| 2344 if (*target == vimenc_atom) | |
| 2345 *length += STRLEN(p_enc) + 2; | |
| 2346 #endif | |
| 2347 | |
| 2348 *value = XtMalloc((Cardinal)*length); | |
| 2349 result = (char_u *)*value; | |
| 2350 if (result == NULL) | |
| 2351 { | |
| 2352 vim_free(string); | |
| 2353 return False; | |
| 2354 } | |
| 2355 | |
| 3346 | 2356 if (*target == XA_STRING |
| 2357 #ifdef FEAT_MBYTE | |
| 2358 || (*target == utf8_atom && enc_utf8) | |
| 2359 #endif | |
| 2360 ) | |
| 7 | 2361 { |
| 2362 mch_memmove(result, string, (size_t)(*length)); | |
| 3346 | 2363 *type = *target; |
| 7 | 2364 } |
| 3346 | 2365 else if (*target == compound_text_atom || *target == text_atom) |
| 7 | 2366 { |
| 2367 XTextProperty text_prop; | |
| 2368 char *string_nt = (char *)alloc((unsigned)*length + 1); | |
|
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2369 int conv_result; |
| 7 | 2370 |
| 2371 /* create NUL terminated string which XmbTextListToTextProperty wants */ | |
| 2372 mch_memmove(string_nt, string, (size_t)*length); | |
| 2373 string_nt[*length] = NUL; | |
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2374 conv_result = XmbTextListToTextProperty(X_DISPLAY, (char **)&string_nt, |
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2375 1, XCompoundTextStyle, &text_prop); |
| 7 | 2376 vim_free(string_nt); |
| 2377 XtFree(*value); /* replace with COMPOUND text */ | |
|
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2378 if (conv_result != Success) |
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2379 { |
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2380 vim_free(string); |
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2381 return False; |
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2382 } |
| 7 | 2383 *value = (XtPointer)(text_prop.value); /* from plain text */ |
| 2384 *length = text_prop.nitems; | |
| 2385 *type = compound_text_atom; | |
| 2386 } | |
| 2387 | |
| 2388 #ifdef FEAT_MBYTE | |
| 2389 else if (*target == vimenc_atom) | |
| 2390 { | |
| 2391 int l = STRLEN(p_enc); | |
| 2392 | |
| 2393 result[0] = motion_type; | |
| 2394 STRCPY(result + 1, p_enc); | |
| 2395 mch_memmove(result + l + 2, string, (size_t)(*length - l - 2)); | |
| 2396 *type = vimenc_atom; | |
| 2397 } | |
| 2398 #endif | |
| 2399 | |
| 2400 else | |
| 2401 { | |
| 2402 result[0] = motion_type; | |
| 2403 mch_memmove(result + 1, string, (size_t)(*length - 1)); | |
| 2404 *type = vim_atom; | |
| 2405 } | |
| 2406 *format = 8; /* 8 bits per char */ | |
| 2407 vim_free(string); | |
| 2408 return True; | |
| 2409 } | |
| 2410 | |
| 2411 static void | |
| 2412 clip_x11_lose_ownership_cb(w, sel_atom) | |
| 1883 | 2413 Widget w UNUSED; |
| 7 | 2414 Atom *sel_atom; |
| 2415 { | |
| 2416 if (*sel_atom == clip_plus.sel_atom) | |
| 2417 clip_lose_selection(&clip_plus); | |
| 2418 else | |
| 2419 clip_lose_selection(&clip_star); | |
| 2420 } | |
| 2421 | |
| 2422 void | |
| 2423 clip_x11_lose_selection(myShell, cbd) | |
| 2586 | 2424 Widget myShell; |
| 7 | 2425 VimClipboard *cbd; |
| 2426 { | |
| 4209 | 2427 XtDisownSelection(myShell, cbd->sel_atom, |
| 2428 XtLastTimestampProcessed(XtDisplay(myShell))); | |
| 7 | 2429 } |
| 2430 | |
| 2431 int | |
| 2432 clip_x11_own_selection(myShell, cbd) | |
| 2586 | 2433 Widget myShell; |
| 7 | 2434 VimClipboard *cbd; |
| 2435 { | |
| 2586 | 2436 /* When using the GUI we have proper timestamps, use the one of the last |
| 2437 * event. When in the console we don't get events (the terminal gets | |
| 2438 * them), Get the time by a zero-length append, clip_x11_timestamp_cb will | |
| 2439 * be called with the current timestamp. */ | |
| 2440 #ifdef FEAT_GUI | |
| 2441 if (gui.in_use) | |
| 2442 { | |
| 2443 if (XtOwnSelection(myShell, cbd->sel_atom, | |
| 2444 XtLastTimestampProcessed(XtDisplay(myShell)), | |
| 2445 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
| 2446 NULL) == False) | |
| 3312 | 2447 return FAIL; |
| 2586 | 2448 } |
| 2449 else | |
| 2450 #endif | |
| 2451 { | |
| 2452 if (!XChangeProperty(XtDisplay(myShell), XtWindow(myShell), | |
| 2453 cbd->sel_atom, timestamp_atom, 32, PropModeAppend, NULL, 0)) | |
| 3312 | 2454 return FAIL; |
| 2586 | 2455 } |
|
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2456 /* Flush is required in a terminal as nothing else is doing it. */ |
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2457 XFlush(XtDisplay(myShell)); |
| 7 | 2458 return OK; |
| 2459 } | |
| 2460 | |
| 2461 /* | |
| 2462 * Send the current selection to the clipboard. Do nothing for X because we | |
| 2463 * will fill in the selection only when requested by another app. | |
| 2464 */ | |
| 2465 void | |
| 2466 clip_x11_set_selection(cbd) | |
| 1883 | 2467 VimClipboard *cbd UNUSED; |
| 7 | 2468 { |
| 2469 } | |
| 4209 | 2470 |
| 2471 int | |
| 2472 clip_x11_owner_exists(cbd) | |
| 2473 VimClipboard *cbd; | |
| 2474 { | |
| 2475 return XGetSelectionOwner(X_DISPLAY, cbd->sel_atom) != None; | |
| 2476 } | |
| 7 | 2477 #endif |
| 2478 | |
| 1924 | 2479 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) \ |
| 2480 || defined(FEAT_GUI_GTK) || defined(PROTO) | |
| 2481 /* | |
| 2482 * Get the contents of the X CUT_BUFFER0 and put it in "cbd". | |
| 2483 */ | |
| 2484 void | |
| 2485 yank_cut_buffer0(dpy, cbd) | |
| 2486 Display *dpy; | |
| 2487 VimClipboard *cbd; | |
| 2488 { | |
| 2489 int nbytes = 0; | |
| 2490 char_u *buffer = (char_u *)XFetchBuffer(dpy, &nbytes, 0); | |
| 2491 | |
| 2492 if (nbytes > 0) | |
| 2493 { | |
| 2494 #ifdef FEAT_MBYTE | |
| 2495 int done = FALSE; | |
| 2496 | |
| 2497 /* CUT_BUFFER0 is supposed to be always latin1. Convert to 'enc' when | |
| 2498 * using a multi-byte encoding. Conversion between two 8-bit | |
| 2499 * character sets usually fails and the text might actually be in | |
| 2500 * 'enc' anyway. */ | |
| 2501 if (has_mbyte) | |
| 2502 { | |
|
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2503 char_u *conv_buf; |
| 1924 | 2504 vimconv_T vc; |
| 2505 | |
| 2506 vc.vc_type = CONV_NONE; | |
| 2507 if (convert_setup(&vc, (char_u *)"latin1", p_enc) == OK) | |
| 2508 { | |
| 2509 conv_buf = string_convert(&vc, buffer, &nbytes); | |
| 2510 if (conv_buf != NULL) | |
| 2511 { | |
| 2512 clip_yank_selection(MCHAR, conv_buf, (long)nbytes, cbd); | |
| 2513 vim_free(conv_buf); | |
| 2514 done = TRUE; | |
| 2515 } | |
| 2516 convert_setup(&vc, NULL, NULL); | |
| 2517 } | |
| 2518 } | |
| 2519 if (!done) /* use the text without conversion */ | |
| 2520 #endif | |
| 2521 clip_yank_selection(MCHAR, buffer, (long)nbytes, cbd); | |
| 2522 XFree((void *)buffer); | |
| 2523 if (p_verbose > 0) | |
| 2524 { | |
| 2525 verbose_enter(); | |
| 2526 verb_msg((char_u *)_("Used CUT_BUFFER0 instead of empty selection")); | |
| 2527 verbose_leave(); | |
| 2528 } | |
| 2529 } | |
| 2530 } | |
| 2531 #endif | |
| 2532 | |
| 7 | 2533 #if defined(FEAT_MOUSE) || defined(PROTO) |
| 2534 | |
| 2535 /* | |
| 2536 * Move the cursor to the specified row and column on the screen. | |
| 1226 | 2537 * Change current window if necessary. Returns an integer with the |
| 7 | 2538 * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. |
| 2539 * | |
| 2540 * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. | |
| 2541 * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. | |
| 2542 * | |
| 2543 * If flags has MOUSE_FOCUS, then the current window will not be changed, and | |
| 2544 * if the mouse is outside the window then the text will scroll, or if the | |
| 2545 * mouse was previously on a status line, then the status line may be dragged. | |
| 2546 * | |
| 2547 * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the | |
| 2548 * cursor is moved unless the cursor was on a status line. | |
| 2549 * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or | |
| 2550 * IN_SEP_LINE depending on where the cursor was clicked. | |
| 2551 * | |
| 2552 * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless | |
| 2553 * the mouse is on the status line of the same window. | |
| 2554 * | |
| 2555 * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since | |
| 2556 * the last call. | |
| 2557 * | |
| 2558 * If flags has MOUSE_SETPOS, nothing is done, only the current position is | |
| 2559 * remembered. | |
| 2560 */ | |
| 2561 int | |
| 2562 jump_to_mouse(flags, inclusive, which_button) | |
| 2563 int flags; | |
| 2564 int *inclusive; /* used for inclusive operator, can be NULL */ | |
| 2565 int which_button; /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ | |
| 2566 { | |
| 2567 static int on_status_line = 0; /* #lines below bottom of window */ | |
| 2568 #ifdef FEAT_VERTSPLIT | |
| 2569 static int on_sep_line = 0; /* on separator right of window */ | |
| 2570 #endif | |
| 2571 static int prev_row = -1; | |
| 2572 static int prev_col = -1; | |
| 2573 static win_T *dragwin = NULL; /* window being dragged */ | |
| 2574 static int did_drag = FALSE; /* drag was noticed */ | |
| 2575 | |
| 2576 win_T *wp, *old_curwin; | |
| 2577 pos_T old_cursor; | |
| 2578 int count; | |
| 2579 int first; | |
| 2580 int row = mouse_row; | |
| 2581 int col = mouse_col; | |
| 2582 #ifdef FEAT_FOLDING | |
| 2583 int mouse_char; | |
| 2584 #endif | |
| 2585 | |
| 2586 mouse_past_bottom = FALSE; | |
| 2587 mouse_past_eol = FALSE; | |
| 2588 | |
| 2589 if (flags & MOUSE_RELEASED) | |
| 2590 { | |
| 2591 /* On button release we may change window focus if positioned on a | |
| 2592 * status line and no dragging happened. */ | |
| 2593 if (dragwin != NULL && !did_drag) | |
| 2594 flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); | |
| 2595 dragwin = NULL; | |
| 2596 did_drag = FALSE; | |
| 2597 } | |
| 2598 | |
| 2599 if ((flags & MOUSE_DID_MOVE) | |
| 2600 && prev_row == mouse_row | |
| 2601 && prev_col == mouse_col) | |
| 2602 { | |
| 2603 retnomove: | |
| 1226 | 2604 /* before moving the cursor for a left click which is NOT in a status |
| 7 | 2605 * line, stop Visual mode */ |
| 2606 if (on_status_line) | |
| 2607 return IN_STATUS_LINE; | |
| 2608 #ifdef FEAT_VERTSPLIT | |
| 2609 if (on_sep_line) | |
| 2610 return IN_SEP_LINE; | |
| 2611 #endif | |
| 2612 #ifdef FEAT_VISUAL | |
| 2613 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2614 { | |
| 2615 end_visual_mode(); | |
| 2616 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2617 } | |
| 2618 #endif | |
| 2619 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2620 /* Continue a modeless selection in another window. */ | |
| 2621 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2622 return IN_OTHER_WIN; | |
| 2623 #endif | |
| 2624 return IN_BUFFER; | |
| 2625 } | |
| 2626 | |
| 2627 prev_row = mouse_row; | |
| 2628 prev_col = mouse_col; | |
| 2629 | |
| 2630 if (flags & MOUSE_SETPOS) | |
| 2631 goto retnomove; /* ugly goto... */ | |
| 2632 | |
| 2633 #ifdef FEAT_FOLDING | |
| 2634 /* Remember the character under the mouse, it might be a '-' or '+' in the | |
| 2635 * fold column. */ | |
| 534 | 2636 if (row >= 0 && row < Rows && col >= 0 && col <= Columns |
| 2637 && ScreenLines != NULL) | |
| 7 | 2638 mouse_char = ScreenLines[LineOffset[row] + col]; |
| 2639 else | |
| 2640 mouse_char = ' '; | |
| 2641 #endif | |
| 2642 | |
| 2643 old_curwin = curwin; | |
| 2644 old_cursor = curwin->w_cursor; | |
| 2645 | |
| 2646 if (!(flags & MOUSE_FOCUS)) | |
| 2647 { | |
| 2648 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 2649 return IN_UNKNOWN; | |
| 2650 | |
| 2651 #ifdef FEAT_WINDOWS | |
| 2652 /* find the window where the row is in */ | |
| 2653 wp = mouse_find_win(&row, &col); | |
| 2654 #else | |
| 2655 wp = firstwin; | |
| 2656 #endif | |
| 2657 dragwin = NULL; | |
| 2658 /* | |
| 2659 * winpos and height may change in win_enter()! | |
| 2660 */ | |
| 2661 if (row >= wp->w_height) /* In (or below) status line */ | |
| 2662 { | |
| 2663 on_status_line = row - wp->w_height + 1; | |
| 2664 dragwin = wp; | |
| 2665 } | |
| 2666 else | |
| 2667 on_status_line = 0; | |
| 2668 #ifdef FEAT_VERTSPLIT | |
| 2669 if (col >= wp->w_width) /* In separator line */ | |
| 2670 { | |
| 2671 on_sep_line = col - wp->w_width + 1; | |
| 2672 dragwin = wp; | |
| 2673 } | |
| 2674 else | |
| 2675 on_sep_line = 0; | |
| 2676 | |
| 2677 /* The rightmost character of the status line might be a vertical | |
| 2678 * separator character if there is no connecting window to the right. */ | |
| 2679 if (on_status_line && on_sep_line) | |
| 2680 { | |
| 2681 if (stl_connected(wp)) | |
| 2682 on_sep_line = 0; | |
| 2683 else | |
| 2684 on_status_line = 0; | |
| 2685 } | |
| 2686 #endif | |
| 2687 | |
| 2688 #ifdef FEAT_VISUAL | |
| 2689 /* Before jumping to another buffer, or moving the cursor for a left | |
| 2690 * click, stop Visual mode. */ | |
| 2691 if (VIsual_active | |
| 2692 && (wp->w_buffer != curwin->w_buffer | |
| 2693 || (!on_status_line | |
| 2694 # ifdef FEAT_VERTSPLIT | |
| 2695 && !on_sep_line | |
| 2696 # endif | |
| 2697 # ifdef FEAT_FOLDING | |
| 2698 && ( | |
| 2699 # ifdef FEAT_RIGHTLEFT | |
| 2700 wp->w_p_rl ? col < W_WIDTH(wp) - wp->w_p_fdc : | |
| 2701 # endif | |
| 2702 col >= wp->w_p_fdc | |
| 2703 # ifdef FEAT_CMDWIN | |
| 2704 + (cmdwin_type == 0 && wp == curwin ? 0 : 1) | |
| 2705 # endif | |
| 2706 ) | |
| 2707 # endif | |
| 2708 && (flags & MOUSE_MAY_STOP_VIS)))) | |
| 2709 { | |
| 2710 end_visual_mode(); | |
| 2711 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2712 } | |
| 2713 #endif | |
| 2714 #ifdef FEAT_CMDWIN | |
| 2715 if (cmdwin_type != 0 && wp != curwin) | |
| 2716 { | |
| 2717 /* A click outside the command-line window: Use modeless | |
|
2102
907cf09fbb32
updated for version 7.2.385
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
2718 * selection if possible. Allow dragging the status lines. */ |
| 7 | 2719 # ifdef FEAT_VERTSPLIT |
| 2720 on_sep_line = 0; | |
| 2721 # endif | |
| 2722 # ifdef FEAT_CLIPBOARD | |
| 2723 if (on_status_line) | |
| 2724 return IN_STATUS_LINE; | |
| 2725 return IN_OTHER_WIN; | |
| 2726 # else | |
| 2727 row = 0; | |
| 2728 col += wp->w_wincol; | |
| 2729 wp = curwin; | |
| 2730 # endif | |
| 2731 } | |
| 2732 #endif | |
| 2733 #ifdef FEAT_WINDOWS | |
| 2734 /* Only change window focus when not clicking on or dragging the | |
| 2735 * status line. Do change focus when releasing the mouse button | |
| 2736 * (MOUSE_FOCUS was set above if we dragged first). */ | |
| 2737 if (dragwin == NULL || (flags & MOUSE_RELEASED)) | |
| 2738 win_enter(wp, TRUE); /* can make wp invalid! */ | |
| 2739 # ifdef CHECK_DOUBLE_CLICK | |
| 2740 /* set topline, to be able to check for double click ourselves */ | |
| 2741 if (curwin != old_curwin) | |
| 2742 set_mouse_topline(curwin); | |
| 2743 # endif | |
| 2744 #endif | |
| 2745 if (on_status_line) /* In (or below) status line */ | |
| 2746 { | |
| 2747 /* Don't use start_arrow() if we're in the same window */ | |
| 2748 if (curwin == old_curwin) | |
| 2749 return IN_STATUS_LINE; | |
| 2750 else | |
| 2751 return IN_STATUS_LINE | CURSOR_MOVED; | |
| 2752 } | |
| 2753 #ifdef FEAT_VERTSPLIT | |
| 2754 if (on_sep_line) /* In (or below) status line */ | |
| 2755 { | |
| 2756 /* Don't use start_arrow() if we're in the same window */ | |
| 2757 if (curwin == old_curwin) | |
| 2758 return IN_SEP_LINE; | |
| 2759 else | |
| 2760 return IN_SEP_LINE | CURSOR_MOVED; | |
| 2761 } | |
| 2762 #endif | |
| 2763 | |
| 2764 curwin->w_cursor.lnum = curwin->w_topline; | |
| 2765 #ifdef FEAT_GUI | |
| 2766 /* remember topline, needed for double click */ | |
| 2767 gui_prev_topline = curwin->w_topline; | |
| 2768 # ifdef FEAT_DIFF | |
| 2769 gui_prev_topfill = curwin->w_topfill; | |
| 2770 # endif | |
| 2771 #endif | |
| 2772 } | |
| 2773 else if (on_status_line && which_button == MOUSE_LEFT) | |
| 2774 { | |
| 2775 #ifdef FEAT_WINDOWS | |
| 2776 if (dragwin != NULL) | |
| 2777 { | |
| 2778 /* Drag the status line */ | |
| 2779 count = row - dragwin->w_winrow - dragwin->w_height + 1 | |
| 2780 - on_status_line; | |
| 2781 win_drag_status_line(dragwin, count); | |
| 2782 did_drag |= count; | |
| 2783 } | |
| 2784 #endif | |
| 2785 return IN_STATUS_LINE; /* Cursor didn't move */ | |
| 2786 } | |
| 2787 #ifdef FEAT_VERTSPLIT | |
| 2788 else if (on_sep_line && which_button == MOUSE_LEFT) | |
| 2789 { | |
| 2790 if (dragwin != NULL) | |
| 2791 { | |
| 2792 /* Drag the separator column */ | |
| 2793 count = col - dragwin->w_wincol - dragwin->w_width + 1 | |
| 2794 - on_sep_line; | |
| 2795 win_drag_vsep_line(dragwin, count); | |
| 2796 did_drag |= count; | |
| 2797 } | |
| 2798 return IN_SEP_LINE; /* Cursor didn't move */ | |
| 2799 } | |
| 2800 #endif | |
| 2801 else /* keep_window_focus must be TRUE */ | |
| 2802 { | |
| 2803 #ifdef FEAT_VISUAL | |
| 2804 /* before moving the cursor for a left click, stop Visual mode */ | |
| 2805 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2806 { | |
| 2807 end_visual_mode(); | |
| 2808 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2809 } | |
| 2810 #endif | |
| 2811 | |
| 2812 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2813 /* Continue a modeless selection in another window. */ | |
| 2814 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2815 return IN_OTHER_WIN; | |
| 2816 #endif | |
| 2817 | |
| 2818 row -= W_WINROW(curwin); | |
| 2819 #ifdef FEAT_VERTSPLIT | |
| 2820 col -= W_WINCOL(curwin); | |
| 2821 #endif | |
| 2822 | |
| 2823 /* | |
| 2824 * When clicking beyond the end of the window, scroll the screen. | |
| 2825 * Scroll by however many rows outside the window we are. | |
| 2826 */ | |
| 2827 if (row < 0) | |
| 2828 { | |
| 2829 count = 0; | |
| 2830 for (first = TRUE; curwin->w_topline > 1; ) | |
| 2831 { | |
| 2832 #ifdef FEAT_DIFF | |
| 2833 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2834 ++count; | |
| 2835 else | |
| 2836 #endif | |
| 2837 count += plines(curwin->w_topline - 1); | |
| 2838 if (!first && count > -row) | |
| 2839 break; | |
| 2840 first = FALSE; | |
| 2841 #ifdef FEAT_FOLDING | |
| 2842 hasFolding(curwin->w_topline, &curwin->w_topline, NULL); | |
| 2843 #endif | |
| 2844 #ifdef FEAT_DIFF | |
| 2845 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2846 ++curwin->w_topfill; | |
| 2847 else | |
| 2848 #endif | |
| 2849 { | |
| 2850 --curwin->w_topline; | |
| 2851 #ifdef FEAT_DIFF | |
| 2852 curwin->w_topfill = 0; | |
| 2853 #endif | |
| 2854 } | |
| 2855 } | |
| 2856 #ifdef FEAT_DIFF | |
| 2857 check_topfill(curwin, FALSE); | |
| 2858 #endif | |
| 2859 curwin->w_valid &= | |
| 2860 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2861 redraw_later(VALID); | |
| 2862 row = 0; | |
| 2863 } | |
| 2864 else if (row >= curwin->w_height) | |
| 2865 { | |
| 2866 count = 0; | |
| 2867 for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; ) | |
| 2868 { | |
| 2869 #ifdef FEAT_DIFF | |
| 2870 if (curwin->w_topfill > 0) | |
| 2871 ++count; | |
| 2872 else | |
| 2873 #endif | |
| 2874 count += plines(curwin->w_topline); | |
| 2875 if (!first && count > row - curwin->w_height + 1) | |
| 2876 break; | |
| 2877 first = FALSE; | |
| 2878 #ifdef FEAT_FOLDING | |
| 2879 if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) | |
| 2880 && curwin->w_topline == curbuf->b_ml.ml_line_count) | |
| 2881 break; | |
| 2882 #endif | |
| 2883 #ifdef FEAT_DIFF | |
| 2884 if (curwin->w_topfill > 0) | |
| 2885 --curwin->w_topfill; | |
| 2886 else | |
| 2887 #endif | |
| 2888 { | |
| 2889 ++curwin->w_topline; | |
| 2890 #ifdef FEAT_DIFF | |
| 2891 curwin->w_topfill = | |
| 2892 diff_check_fill(curwin, curwin->w_topline); | |
| 2893 #endif | |
| 2894 } | |
| 2895 } | |
| 2896 #ifdef FEAT_DIFF | |
| 2897 check_topfill(curwin, FALSE); | |
| 2898 #endif | |
| 2899 redraw_later(VALID); | |
| 2900 curwin->w_valid &= | |
| 2901 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2902 row = curwin->w_height - 1; | |
| 2903 } | |
| 2904 else if (row == 0) | |
| 2905 { | |
| 2906 /* When dragging the mouse, while the text has been scrolled up as | |
| 2907 * far as it goes, moving the mouse in the top line should scroll | |
| 2908 * the text down (done later when recomputing w_topline). */ | |
| 1164 | 2909 if (mouse_dragging > 0 |
| 7 | 2910 && curwin->w_cursor.lnum |
| 2911 == curwin->w_buffer->b_ml.ml_line_count | |
| 2912 && curwin->w_cursor.lnum == curwin->w_topline) | |
| 2913 curwin->w_valid &= ~(VALID_TOPLINE); | |
| 2914 } | |
| 2915 } | |
| 2916 | |
| 2917 #ifdef FEAT_FOLDING | |
| 2918 /* Check for position outside of the fold column. */ | |
| 2919 if ( | |
| 2920 # ifdef FEAT_RIGHTLEFT | |
| 2921 curwin->w_p_rl ? col < W_WIDTH(curwin) - curwin->w_p_fdc : | |
| 2922 # endif | |
| 2923 col >= curwin->w_p_fdc | |
| 2924 # ifdef FEAT_CMDWIN | |
| 2925 + (cmdwin_type == 0 ? 0 : 1) | |
| 2926 # endif | |
| 2927 ) | |
| 2928 mouse_char = ' '; | |
| 2929 #endif | |
| 2930 | |
| 2931 /* compute the position in the buffer line from the posn on the screen */ | |
| 2932 if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) | |
| 2933 mouse_past_bottom = TRUE; | |
| 2934 | |
| 2935 #ifdef FEAT_VISUAL | |
| 2936 /* Start Visual mode before coladvance(), for when 'sel' != "old" */ | |
| 2937 if ((flags & MOUSE_MAY_VIS) && !VIsual_active) | |
| 2938 { | |
| 2939 check_visual_highlight(); | |
| 2940 VIsual = old_cursor; | |
| 2941 VIsual_active = TRUE; | |
| 2942 VIsual_reselect = TRUE; | |
| 2943 /* if 'selectmode' contains "mouse", start Select mode */ | |
| 2944 may_start_select('o'); | |
| 2945 setmouse(); | |
| 642 | 2946 if (p_smd && msg_silent == 0) |
| 7 | 2947 redraw_cmdline = TRUE; /* show visual mode later */ |
| 2948 } | |
| 2949 #endif | |
| 2950 | |
| 2951 curwin->w_curswant = col; | |
| 2952 curwin->w_set_curswant = FALSE; /* May still have been TRUE */ | |
| 2953 if (coladvance(col) == FAIL) /* Mouse click beyond end of line */ | |
| 2954 { | |
| 2955 if (inclusive != NULL) | |
| 2956 *inclusive = TRUE; | |
| 2957 mouse_past_eol = TRUE; | |
| 2958 } | |
| 2959 else if (inclusive != NULL) | |
| 2960 *inclusive = FALSE; | |
| 2961 | |
| 2962 count = IN_BUFFER; | |
| 2963 if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum | |
| 2964 || curwin->w_cursor.col != old_cursor.col) | |
| 2965 count |= CURSOR_MOVED; /* Cursor has moved */ | |
| 2966 | |
| 2967 #ifdef FEAT_FOLDING | |
| 2968 if (mouse_char == '+') | |
| 2969 count |= MOUSE_FOLD_OPEN; | |
| 2970 else if (mouse_char != ' ') | |
| 2971 count |= MOUSE_FOLD_CLOSE; | |
| 2972 #endif | |
| 2973 | |
| 2974 return count; | |
| 2975 } | |
| 2976 | |
| 2977 /* | |
| 2978 * Compute the position in the buffer line from the posn on the screen in | |
| 2979 * window "win". | |
| 2980 * Returns TRUE if the position is below the last line. | |
| 2981 */ | |
| 2982 int | |
| 2983 mouse_comp_pos(win, rowp, colp, lnump) | |
| 2984 win_T *win; | |
| 2985 int *rowp; | |
| 2986 int *colp; | |
| 2987 linenr_T *lnump; | |
| 2988 { | |
| 2989 int col = *colp; | |
| 2990 int row = *rowp; | |
| 2991 linenr_T lnum; | |
| 2992 int retval = FALSE; | |
| 2993 int off; | |
| 2994 int count; | |
| 2995 | |
| 2996 #ifdef FEAT_RIGHTLEFT | |
| 2997 if (win->w_p_rl) | |
| 2998 col = W_WIDTH(win) - 1 - col; | |
| 2999 #endif | |
| 3000 | |
| 3001 lnum = win->w_topline; | |
| 3002 | |
| 3003 while (row > 0) | |
| 3004 { | |
| 3005 #ifdef FEAT_DIFF | |
| 3006 /* Don't include filler lines in "count" */ | |
| 237 | 3007 if (win->w_p_diff |
| 3008 # ifdef FEAT_FOLDING | |
| 3009 && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) | |
| 3010 # endif | |
| 3011 ) | |
| 7 | 3012 { |
| 3013 if (lnum == win->w_topline) | |
| 3014 row -= win->w_topfill; | |
| 3015 else | |
| 3016 row -= diff_check_fill(win, lnum); | |
| 3017 count = plines_win_nofill(win, lnum, TRUE); | |
| 3018 } | |
| 3019 else | |
| 3020 #endif | |
| 3021 count = plines_win(win, lnum, TRUE); | |
| 3022 if (count > row) | |
| 3023 break; /* Position is in this buffer line. */ | |
| 3024 #ifdef FEAT_FOLDING | |
| 3025 (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); | |
| 3026 #endif | |
| 3027 if (lnum == win->w_buffer->b_ml.ml_line_count) | |
| 3028 { | |
| 3029 retval = TRUE; | |
| 3030 break; /* past end of file */ | |
| 3031 } | |
| 3032 row -= count; | |
| 3033 ++lnum; | |
| 3034 } | |
| 3035 | |
| 3036 if (!retval) | |
| 3037 { | |
| 3038 /* Compute the column without wrapping. */ | |
| 3039 off = win_col_off(win) - win_col_off2(win); | |
| 3040 if (col < off) | |
| 3041 col = off; | |
| 3042 col += row * (W_WIDTH(win) - off); | |
| 3043 /* add skip column (for long wrapping line) */ | |
| 3044 col += win->w_skipcol; | |
| 3045 } | |
| 3046 | |
| 3047 if (!win->w_p_wrap) | |
| 3048 col += win->w_leftcol; | |
| 3049 | |
| 3050 /* skip line number and fold column in front of the line */ | |
| 3051 col -= win_col_off(win); | |
| 3052 if (col < 0) | |
| 3053 { | |
| 3054 #ifdef FEAT_NETBEANS_INTG | |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2270
diff
changeset
|
3055 netbeans_gutter_click(lnum); |
| 7 | 3056 #endif |
| 3057 col = 0; | |
| 3058 } | |
| 3059 | |
| 3060 *colp = col; | |
| 3061 *rowp = row; | |
| 3062 *lnump = lnum; | |
| 3063 return retval; | |
| 3064 } | |
| 3065 | |
| 3066 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 3067 /* | |
| 3068 * Find the window at screen position "*rowp" and "*colp". The positions are | |
| 3069 * updated to become relative to the top-left of the window. | |
| 3070 */ | |
| 3071 win_T * | |
| 3072 mouse_find_win(rowp, colp) | |
| 3073 int *rowp; | |
| 1883 | 3074 int *colp UNUSED; |
| 7 | 3075 { |
| 3076 frame_T *fp; | |
| 3077 | |
| 3078 fp = topframe; | |
| 667 | 3079 *rowp -= firstwin->w_winrow; |
| 7 | 3080 for (;;) |
| 3081 { | |
| 3082 if (fp->fr_layout == FR_LEAF) | |
| 3083 break; | |
| 3084 #ifdef FEAT_VERTSPLIT | |
| 3085 if (fp->fr_layout == FR_ROW) | |
| 3086 { | |
| 3087 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 3088 { | |
| 3089 if (*colp < fp->fr_width) | |
| 3090 break; | |
| 3091 *colp -= fp->fr_width; | |
| 3092 } | |
| 3093 } | |
| 3094 #endif | |
| 3095 else /* fr_layout == FR_COL */ | |
| 3096 { | |
| 3097 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 3098 { | |
| 3099 if (*rowp < fp->fr_height) | |
| 3100 break; | |
| 3101 *rowp -= fp->fr_height; | |
| 3102 } | |
| 3103 } | |
| 3104 } | |
| 3105 return fp->fr_win; | |
| 3106 } | |
| 3107 #endif | |
| 3108 | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3109 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \ |
| 7 | 3110 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
| 3111 || defined(FEAT_GUI_PHOTON) || defined(PROTO) | |
| 3112 /* | |
| 3113 * Translate window coordinates to buffer position without any side effects | |
| 3114 */ | |
| 3115 int | |
| 3116 get_fpos_of_mouse(mpos) | |
| 3117 pos_T *mpos; | |
| 3118 { | |
| 3119 win_T *wp; | |
| 3120 int row = mouse_row; | |
| 3121 int col = mouse_col; | |
| 3122 | |
| 3123 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 3124 return IN_UNKNOWN; | |
| 3125 | |
| 3126 #ifdef FEAT_WINDOWS | |
| 3127 /* find the window where the row is in */ | |
| 3128 wp = mouse_find_win(&row, &col); | |
| 3129 #else | |
| 3130 wp = firstwin; | |
| 3131 #endif | |
| 3132 /* | |
| 3133 * winpos and height may change in win_enter()! | |
| 3134 */ | |
| 3135 if (row >= wp->w_height) /* In (or below) status line */ | |
| 3136 return IN_STATUS_LINE; | |
| 3137 #ifdef FEAT_VERTSPLIT | |
| 3138 if (col >= wp->w_width) /* In vertical separator line */ | |
| 3139 return IN_SEP_LINE; | |
| 3140 #endif | |
| 3141 | |
| 3142 if (wp != curwin) | |
| 3143 return IN_UNKNOWN; | |
| 3144 | |
| 3145 /* compute the position in the buffer line from the posn on the screen */ | |
| 3146 if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum)) | |
| 3147 return IN_STATUS_LINE; /* past bottom */ | |
| 3148 | |
| 3149 mpos->col = vcol2col(wp, mpos->lnum, col); | |
| 3150 | |
| 3151 if (mpos->col > 0) | |
| 3152 --mpos->col; | |
|
2445
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3153 #ifdef FEAT_VIRTUALEDIT |
|
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3154 mpos->coladd = 0; |
|
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3155 #endif |
| 7 | 3156 return IN_BUFFER; |
| 3157 } | |
| 3158 | |
| 3159 /* | |
| 3160 * Convert a virtual (screen) column to a character column. | |
| 3161 * The first column is one. | |
| 3162 */ | |
| 3163 int | |
| 3164 vcol2col(wp, lnum, vcol) | |
| 3165 win_T *wp; | |
| 3166 linenr_T lnum; | |
| 3167 int vcol; | |
| 3168 { | |
| 3169 /* try to advance to the specified column */ | |
| 3170 int count = 0; | |
| 3171 char_u *ptr; | |
| 1961 | 3172 char_u *start; |
| 7 | 3173 |
| 1961 | 3174 start = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); |
| 3877 | 3175 while (count < vcol && *ptr != NUL) |
| 7 | 3176 { |
| 3177 count += win_lbr_chartabsize(wp, ptr, count, NULL); | |
| 39 | 3178 mb_ptr_adv(ptr); |
| 7 | 3179 } |
| 1961 | 3180 return (int)(ptr - start); |
| 7 | 3181 } |
| 3182 #endif | |
| 3183 | |
| 3184 #endif /* FEAT_MOUSE */ | |
| 3185 | |
| 3186 #if defined(FEAT_GUI) || defined(WIN3264) || defined(PROTO) | |
| 3187 /* | |
| 3188 * Called when focus changed. Used for the GUI or for systems where this can | |
| 3189 * be done in the console (Win32). | |
| 3190 */ | |
| 3191 void | |
| 3192 ui_focus_change(in_focus) | |
| 3193 int in_focus; /* TRUE if focus gained. */ | |
| 3194 { | |
| 3195 static time_t last_time = (time_t)0; | |
| 3196 int need_redraw = FALSE; | |
| 3197 | |
| 3198 /* When activated: Check if any file was modified outside of Vim. | |
| 3199 * Only do this when not done within the last two seconds (could get | |
| 3200 * several events in a row). */ | |
| 3201 if (in_focus && last_time + 2 < time(NULL)) | |
| 3202 { | |
| 3203 need_redraw = check_timestamps( | |
| 3204 # ifdef FEAT_GUI | |
| 3205 gui.in_use | |
| 3206 # else | |
| 3207 FALSE | |
| 3208 # endif | |
| 3209 ); | |
| 3210 last_time = time(NULL); | |
| 3211 } | |
| 3212 | |
| 3213 #ifdef FEAT_AUTOCMD | |
| 3214 /* | |
| 3215 * Fire the focus gained/lost autocommand. | |
| 3216 */ | |
| 3217 need_redraw |= apply_autocmds(in_focus ? EVENT_FOCUSGAINED | |
| 3218 : EVENT_FOCUSLOST, NULL, NULL, FALSE, curbuf); | |
| 3219 #endif | |
| 3220 | |
| 3221 if (need_redraw) | |
| 3222 { | |
| 3223 /* Something was executed, make sure the cursor is put back where it | |
| 3224 * belongs. */ | |
| 3225 need_wait_return = FALSE; | |
| 3226 | |
| 3227 if (State & CMDLINE) | |
| 3228 redrawcmdline(); | |
| 3229 else if (State == HITRETURN || State == SETWSIZE || State == ASKMORE | |
| 3230 || State == EXTERNCMD || State == CONFIRM || exmode_active) | |
| 3231 repeat_message(); | |
| 3232 else if ((State & NORMAL) || (State & INSERT)) | |
| 3233 { | |
| 3234 if (must_redraw != 0) | |
| 3235 update_screen(0); | |
| 3236 setcursor(); | |
| 3237 } | |
| 3238 cursor_on(); /* redrawing may have switched it off */ | |
| 3239 out_flush(); | |
| 3240 # ifdef FEAT_GUI | |
| 3241 if (gui.in_use) | |
| 3242 { | |
| 3243 gui_update_cursor(FALSE, TRUE); | |
| 3244 gui_update_scrollbars(FALSE); | |
| 3245 } | |
| 3246 # endif | |
| 3247 } | |
| 3248 #ifdef FEAT_TITLE | |
| 3249 /* File may have been changed from 'readonly' to 'noreadonly' */ | |
| 3250 if (need_maketitle) | |
| 3251 maketitle(); | |
| 3252 #endif | |
| 3253 } | |
| 3254 #endif | |
| 3255 | |
| 3256 #if defined(USE_IM_CONTROL) || defined(PROTO) | |
| 3257 /* | |
| 3258 * Save current Input Method status to specified place. | |
| 3259 */ | |
| 3260 void | |
| 3261 im_save_status(psave) | |
| 3262 long *psave; | |
| 3263 { | |
| 3264 /* Don't save when 'imdisable' is set or "xic" is NULL, IM is always | |
| 3265 * disabled then (but might start later). | |
| 3266 * Also don't save when inside a mapping, vgetc_im_active has not been set | |
| 3267 * then. | |
| 3268 * And don't save when the keys were stuffed (e.g., for a "." command). | |
| 3269 * And don't save when the GUI is running but our window doesn't have | |
| 3270 * input focus (e.g., when a find dialog is open). */ | |
| 3271 if (!p_imdisable && KeyTyped && !KeyStuffed | |
| 3272 # ifdef FEAT_XIM | |
| 3273 && xic != NULL | |
| 3274 # endif | |
| 3275 # ifdef FEAT_GUI | |
| 3276 && (!gui.in_use || gui.in_focus) | |
| 3277 # endif | |
| 3278 ) | |
| 3279 { | |
| 3280 /* Do save when IM is on, or IM is off and saved status is on. */ | |
| 3281 if (vgetc_im_active) | |
| 3282 *psave = B_IMODE_IM; | |
| 3283 else if (*psave == B_IMODE_IM) | |
| 3284 *psave = B_IMODE_NONE; | |
| 3285 } | |
| 3286 } | |
| 3287 #endif |