Mercurial > vim
annotate src/ui.c @ 3520:b14842cf382b v7.3.521
updated for version 7.3.521
Problem: Using "z=" on a multi-byte character may cause a crash.
Solution: Don't use strlen() on an int pointer.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Fri, 18 May 2012 18:08:01 +0200 |
| parents | e3cbb11f3555 |
| children | b9aa7fb4a928 |
| 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 /* | |
| 101 * ui_inchar(): low level input funcion. | |
| 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 | |
| 384 /* | |
| 385 * Selection stuff using Visual mode, for cutting and pasting text to other | |
| 386 * windows. | |
| 387 */ | |
| 388 | |
| 389 /* | |
| 390 * Call this to initialise the clipboard. Pass it FALSE if the clipboard code | |
| 391 * is included, but the clipboard can not be used, or TRUE if the clipboard can | |
| 392 * be used. Eg unix may call this with FALSE, then call it again with TRUE if | |
| 393 * the GUI starts. | |
| 394 */ | |
| 395 void | |
| 396 clip_init(can_use) | |
| 397 int can_use; | |
| 398 { | |
| 399 VimClipboard *cb; | |
| 400 | |
| 401 cb = &clip_star; | |
| 402 for (;;) | |
| 403 { | |
| 404 cb->available = can_use; | |
| 405 cb->owned = FALSE; | |
| 406 cb->start.lnum = 0; | |
| 407 cb->start.col = 0; | |
| 408 cb->end.lnum = 0; | |
| 409 cb->end.col = 0; | |
| 410 cb->state = SELECT_CLEARED; | |
| 411 | |
| 412 if (cb == &clip_plus) | |
| 413 break; | |
| 414 cb = &clip_plus; | |
| 415 } | |
| 416 } | |
| 417 | |
| 418 /* | |
| 419 * Check whether the VIsual area has changed, and if so try to become the owner | |
| 420 * of the selection, and free any old converted selection we may still have | |
| 421 * lying around. If the VIsual mode has ended, make a copy of what was | |
| 422 * selected so we can still give it to others. Will probably have to make sure | |
| 423 * this is called whenever VIsual mode is ended. | |
| 424 */ | |
| 425 void | |
| 426 clip_update_selection() | |
| 427 { | |
| 428 pos_T start, end; | |
| 429 | |
| 430 /* If visual mode is only due to a redo command ("."), then ignore it */ | |
| 431 if (!redo_VIsual_busy && VIsual_active && (State & NORMAL)) | |
| 432 { | |
| 433 if (lt(VIsual, curwin->w_cursor)) | |
| 434 { | |
| 435 start = VIsual; | |
| 436 end = curwin->w_cursor; | |
| 437 #ifdef FEAT_MBYTE | |
| 438 if (has_mbyte) | |
| 474 | 439 end.col += (*mb_ptr2len)(ml_get_cursor()) - 1; |
| 7 | 440 #endif |
| 441 } | |
| 442 else | |
| 443 { | |
| 444 start = curwin->w_cursor; | |
| 445 end = VIsual; | |
| 446 } | |
| 447 if (!equalpos(clip_star.start, start) | |
| 448 || !equalpos(clip_star.end, end) | |
| 449 || clip_star.vmode != VIsual_mode) | |
| 450 { | |
| 451 clip_clear_selection(); | |
| 452 clip_star.start = start; | |
| 453 clip_star.end = end; | |
| 454 clip_star.vmode = VIsual_mode; | |
| 455 clip_free_selection(&clip_star); | |
| 456 clip_own_selection(&clip_star); | |
| 457 clip_gen_set_selection(&clip_star); | |
| 458 } | |
| 459 } | |
| 460 } | |
| 461 | |
| 462 void | |
| 463 clip_own_selection(cbd) | |
| 464 VimClipboard *cbd; | |
| 465 { | |
| 466 /* | |
| 467 * Also want to check somehow that we are reading from the keyboard rather | |
| 468 * than a mapping etc. | |
| 469 */ | |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
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470 #ifdef FEAT_X11 |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
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471 /* Always own the selection, we might have lost it without being |
| 2586 | 472 * notified, e.g. during a ":sh" command. */ |
|
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Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
473 if (cbd->available) |
| 7 | 474 { |
|
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917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
475 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
|
476 |
| 7 | 477 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
478 if (!was_owned && cbd == &clip_star) |
| 7 | 479 { |
| 620 | 480 /* May have to show a different kind of highlighting for the |
| 481 * selected area. There is no specific redraw command for this, | |
| 482 * just redraw all windows on the current buffer. */ | |
| 7 | 483 if (cbd->owned |
| 791 | 484 && (get_real_state() == VISUAL |
| 485 || get_real_state() == SELECTMODE) | |
| 7 | 486 && clip_isautosel() |
| 487 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) | |
| 488 redraw_curbuf_later(INVERTED_ALL); | |
| 489 } | |
|
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Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
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490 } |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
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491 #else |
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917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
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492 /* Only own the clibpard when we didn't own it yet. */ |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
493 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
|
494 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
| 7 | 495 #endif |
| 496 } | |
| 497 | |
| 498 void | |
| 499 clip_lose_selection(cbd) | |
| 500 VimClipboard *cbd; | |
| 501 { | |
| 502 #ifdef FEAT_X11 | |
| 503 int was_owned = cbd->owned; | |
| 504 #endif | |
| 505 int visual_selection = (cbd == &clip_star); | |
| 506 | |
| 507 clip_free_selection(cbd); | |
| 508 cbd->owned = FALSE; | |
| 509 if (visual_selection) | |
| 510 clip_clear_selection(); | |
| 511 clip_gen_lose_selection(cbd); | |
| 512 #ifdef FEAT_X11 | |
| 513 if (visual_selection) | |
| 514 { | |
| 515 /* May have to show a different kind of highlighting for the selected | |
| 516 * area. There is no specific redraw command for this, just redraw all | |
| 517 * windows on the current buffer. */ | |
| 518 if (was_owned | |
| 791 | 519 && (get_real_state() == VISUAL |
| 520 || get_real_state() == SELECTMODE) | |
| 7 | 521 && clip_isautosel() |
| 522 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) | |
| 523 { | |
| 524 update_curbuf(INVERTED_ALL); | |
| 525 setcursor(); | |
| 526 cursor_on(); | |
| 527 out_flush(); | |
| 528 # ifdef FEAT_GUI | |
| 529 if (gui.in_use) | |
| 530 gui_update_cursor(TRUE, FALSE); | |
| 531 # endif | |
| 532 } | |
| 533 } | |
| 534 #endif | |
| 535 } | |
| 536 | |
| 537 void | |
| 538 clip_copy_selection() | |
| 539 { | |
| 540 if (VIsual_active && (State & NORMAL) && clip_star.available) | |
| 541 { | |
| 542 if (clip_isautosel()) | |
| 543 clip_update_selection(); | |
| 544 clip_free_selection(&clip_star); | |
| 545 clip_own_selection(&clip_star); | |
| 546 if (clip_star.owned) | |
| 547 clip_get_selection(&clip_star); | |
| 548 clip_gen_set_selection(&clip_star); | |
| 549 } | |
| 550 } | |
| 551 | |
| 552 /* | |
| 553 * Called when Visual mode is ended: update the selection. | |
| 554 */ | |
| 555 void | |
| 556 clip_auto_select() | |
| 557 { | |
| 558 if (clip_isautosel()) | |
| 559 clip_copy_selection(); | |
| 560 } | |
| 561 | |
| 562 /* | |
| 563 * Return TRUE if automatic selection of Visual area is desired. | |
| 564 */ | |
| 565 int | |
| 566 clip_isautosel() | |
| 567 { | |
| 568 return ( | |
| 569 #ifdef FEAT_GUI | |
| 570 gui.in_use ? (vim_strchr(p_go, GO_ASEL) != NULL) : | |
| 571 #endif | |
| 572 clip_autoselect); | |
| 573 } | |
| 574 | |
| 575 | |
| 576 /* | |
| 577 * Stuff for general mouse selection, without using Visual mode. | |
| 578 */ | |
| 579 | |
| 580 static int clip_compare_pos __ARGS((int row1, int col1, int row2, int col2)); | |
| 581 static void clip_invert_area __ARGS((int, int, int, int, int how)); | |
| 582 static void clip_invert_rectangle __ARGS((int row, int col, int height, int width, int invert)); | |
| 583 static void clip_get_word_boundaries __ARGS((VimClipboard *, int, int)); | |
| 584 static int clip_get_line_end __ARGS((int)); | |
| 585 static void clip_update_modeless_selection __ARGS((VimClipboard *, int, int, | |
| 586 int, int)); | |
| 587 | |
| 588 /* flags for clip_invert_area() */ | |
| 589 #define CLIP_CLEAR 1 | |
| 590 #define CLIP_SET 2 | |
| 591 #define CLIP_TOGGLE 3 | |
| 592 | |
| 593 /* | |
| 594 * Start, continue or end a modeless selection. Used when editing the | |
| 595 * command-line and in the cmdline window. | |
| 596 */ | |
| 597 void | |
| 598 clip_modeless(button, is_click, is_drag) | |
| 599 int button; | |
| 600 int is_click; | |
| 601 int is_drag; | |
| 602 { | |
| 603 int repeat; | |
| 604 | |
| 605 repeat = ((clip_star.mode == SELECT_MODE_CHAR | |
| 606 || clip_star.mode == SELECT_MODE_LINE) | |
| 607 && (mod_mask & MOD_MASK_2CLICK)) | |
| 608 || (clip_star.mode == SELECT_MODE_WORD | |
| 609 && (mod_mask & MOD_MASK_3CLICK)); | |
| 610 if (is_click && button == MOUSE_RIGHT) | |
| 611 { | |
| 612 /* Right mouse button: If there was no selection, start one. | |
| 613 * Otherwise extend the existing selection. */ | |
| 614 if (clip_star.state == SELECT_CLEARED) | |
| 615 clip_start_selection(mouse_col, mouse_row, FALSE); | |
| 616 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 617 } | |
| 618 else if (is_click) | |
| 619 clip_start_selection(mouse_col, mouse_row, repeat); | |
| 620 else if (is_drag) | |
| 621 { | |
| 622 /* Don't try extending a selection if there isn't one. Happens when | |
| 623 * button-down is in the cmdline and them moving mouse upwards. */ | |
| 624 if (clip_star.state != SELECT_CLEARED) | |
| 625 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 626 } | |
| 627 else /* release */ | |
| 628 clip_process_selection(MOUSE_RELEASE, mouse_col, mouse_row, FALSE); | |
| 629 } | |
| 630 | |
| 631 /* | |
| 632 * Compare two screen positions ala strcmp() | |
| 633 */ | |
| 634 static int | |
| 635 clip_compare_pos(row1, col1, row2, col2) | |
| 636 int row1; | |
| 637 int col1; | |
| 638 int row2; | |
| 639 int col2; | |
| 640 { | |
| 641 if (row1 > row2) return(1); | |
| 642 if (row1 < row2) return(-1); | |
| 643 if (col1 > col2) return(1); | |
| 644 if (col1 < col2) return(-1); | |
| 645 return(0); | |
| 646 } | |
| 647 | |
| 648 /* | |
| 649 * Start the selection | |
| 650 */ | |
| 651 void | |
| 652 clip_start_selection(col, row, repeated_click) | |
| 653 int col; | |
| 654 int row; | |
| 655 int repeated_click; | |
| 656 { | |
| 657 VimClipboard *cb = &clip_star; | |
| 658 | |
| 659 if (cb->state == SELECT_DONE) | |
| 660 clip_clear_selection(); | |
| 661 | |
| 662 row = check_row(row); | |
| 663 col = check_col(col); | |
| 664 #ifdef FEAT_MBYTE | |
| 665 col = mb_fix_col(col, row); | |
| 666 #endif | |
| 667 | |
| 668 cb->start.lnum = row; | |
| 669 cb->start.col = col; | |
| 670 cb->end = cb->start; | |
| 671 cb->origin_row = (short_u)cb->start.lnum; | |
| 672 cb->state = SELECT_IN_PROGRESS; | |
| 673 | |
| 674 if (repeated_click) | |
| 675 { | |
| 676 if (++cb->mode > SELECT_MODE_LINE) | |
| 677 cb->mode = SELECT_MODE_CHAR; | |
| 678 } | |
| 679 else | |
| 680 cb->mode = SELECT_MODE_CHAR; | |
| 681 | |
| 682 #ifdef FEAT_GUI | |
| 683 /* clear the cursor until the selection is made */ | |
| 684 if (gui.in_use) | |
| 685 gui_undraw_cursor(); | |
| 686 #endif | |
| 687 | |
| 688 switch (cb->mode) | |
| 689 { | |
| 690 case SELECT_MODE_CHAR: | |
| 691 cb->origin_start_col = cb->start.col; | |
| 692 cb->word_end_col = clip_get_line_end((int)cb->start.lnum); | |
| 693 break; | |
| 694 | |
| 695 case SELECT_MODE_WORD: | |
| 696 clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col); | |
| 697 cb->origin_start_col = cb->word_start_col; | |
| 698 cb->origin_end_col = cb->word_end_col; | |
| 699 | |
| 700 clip_invert_area((int)cb->start.lnum, cb->word_start_col, | |
| 701 (int)cb->end.lnum, cb->word_end_col, CLIP_SET); | |
| 702 cb->start.col = cb->word_start_col; | |
| 703 cb->end.col = cb->word_end_col; | |
| 704 break; | |
| 705 | |
| 706 case SELECT_MODE_LINE: | |
| 707 clip_invert_area((int)cb->start.lnum, 0, (int)cb->start.lnum, | |
| 708 (int)Columns, CLIP_SET); | |
| 709 cb->start.col = 0; | |
| 710 cb->end.col = Columns; | |
| 711 break; | |
| 712 } | |
| 713 | |
| 714 cb->prev = cb->start; | |
| 715 | |
| 716 #ifdef DEBUG_SELECTION | |
| 717 printf("Selection started at (%u,%u)\n", cb->start.lnum, cb->start.col); | |
| 718 #endif | |
| 719 } | |
| 720 | |
| 721 /* | |
| 722 * Continue processing the selection | |
| 723 */ | |
| 724 void | |
| 725 clip_process_selection(button, col, row, repeated_click) | |
| 726 int button; | |
| 727 int col; | |
| 728 int row; | |
| 729 int_u repeated_click; | |
| 730 { | |
| 731 VimClipboard *cb = &clip_star; | |
| 732 int diff; | |
| 733 int slen = 1; /* cursor shape width */ | |
| 734 | |
| 735 if (button == MOUSE_RELEASE) | |
| 736 { | |
| 737 /* Check to make sure we have something selected */ | |
| 738 if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col) | |
| 739 { | |
| 740 #ifdef FEAT_GUI | |
| 741 if (gui.in_use) | |
| 742 gui_update_cursor(FALSE, FALSE); | |
| 743 #endif | |
| 744 cb->state = SELECT_CLEARED; | |
| 745 return; | |
| 746 } | |
| 747 | |
| 748 #ifdef DEBUG_SELECTION | |
| 749 printf("Selection ended: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 750 cb->start.col, cb->end.lnum, cb->end.col); | |
| 751 #endif | |
| 752 if (clip_isautosel() | |
| 753 || ( | |
| 754 #ifdef FEAT_GUI | |
| 755 gui.in_use ? (vim_strchr(p_go, GO_ASELML) != NULL) : | |
| 756 #endif | |
| 757 clip_autoselectml)) | |
| 758 clip_copy_modeless_selection(FALSE); | |
| 759 #ifdef FEAT_GUI | |
| 760 if (gui.in_use) | |
| 761 gui_update_cursor(FALSE, FALSE); | |
| 762 #endif | |
| 763 | |
| 764 cb->state = SELECT_DONE; | |
| 765 return; | |
| 766 } | |
| 767 | |
| 768 row = check_row(row); | |
| 769 col = check_col(col); | |
| 770 #ifdef FEAT_MBYTE | |
| 771 col = mb_fix_col(col, row); | |
| 772 #endif | |
| 773 | |
| 774 if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click) | |
| 775 return; | |
| 776 | |
| 777 /* | |
| 778 * When extending the selection with the right mouse button, swap the | |
| 779 * start and end if the position is before half the selection | |
| 780 */ | |
| 781 if (cb->state == SELECT_DONE && button == MOUSE_RIGHT) | |
| 782 { | |
| 783 /* | |
| 784 * If the click is before the start, or the click is inside the | |
| 785 * selection and the start is the closest side, set the origin to the | |
| 786 * end of the selection. | |
| 787 */ | |
| 788 if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0 | |
| 789 || (clip_compare_pos(row, col, | |
| 790 (int)cb->end.lnum, cb->end.col) < 0 | |
| 791 && (((cb->start.lnum == cb->end.lnum | |
| 792 && cb->end.col - col > col - cb->start.col)) | |
| 793 || ((diff = (cb->end.lnum - row) - | |
| 794 (row - cb->start.lnum)) > 0 | |
| 795 || (diff == 0 && col < (int)(cb->start.col + | |
| 796 cb->end.col) / 2))))) | |
| 797 { | |
| 798 cb->origin_row = (short_u)cb->end.lnum; | |
| 799 cb->origin_start_col = cb->end.col - 1; | |
| 800 cb->origin_end_col = cb->end.col; | |
| 801 } | |
| 802 else | |
| 803 { | |
| 804 cb->origin_row = (short_u)cb->start.lnum; | |
| 805 cb->origin_start_col = cb->start.col; | |
| 806 cb->origin_end_col = cb->start.col; | |
| 807 } | |
| 808 if (cb->mode == SELECT_MODE_WORD && !repeated_click) | |
| 809 cb->mode = SELECT_MODE_CHAR; | |
| 810 } | |
| 811 | |
| 812 /* set state, for when using the right mouse button */ | |
| 813 cb->state = SELECT_IN_PROGRESS; | |
| 814 | |
| 815 #ifdef DEBUG_SELECTION | |
| 816 printf("Selection extending to (%d,%d)\n", row, col); | |
| 817 #endif | |
| 818 | |
| 819 if (repeated_click && ++cb->mode > SELECT_MODE_LINE) | |
| 820 cb->mode = SELECT_MODE_CHAR; | |
| 821 | |
| 822 switch (cb->mode) | |
| 823 { | |
| 824 case SELECT_MODE_CHAR: | |
| 825 /* If we're on a different line, find where the line ends */ | |
| 826 if (row != cb->prev.lnum) | |
| 827 cb->word_end_col = clip_get_line_end(row); | |
| 828 | |
| 829 /* See if we are before or after the origin of the selection */ | |
| 830 if (clip_compare_pos(row, col, cb->origin_row, | |
| 831 cb->origin_start_col) >= 0) | |
| 832 { | |
| 833 if (col >= (int)cb->word_end_col) | |
| 834 clip_update_modeless_selection(cb, cb->origin_row, | |
| 835 cb->origin_start_col, row, (int)Columns); | |
| 836 else | |
| 837 { | |
| 838 #ifdef FEAT_MBYTE | |
| 839 if (has_mbyte && mb_lefthalve(row, col)) | |
| 840 slen = 2; | |
| 841 #endif | |
| 842 clip_update_modeless_selection(cb, cb->origin_row, | |
| 843 cb->origin_start_col, row, col + slen); | |
| 844 } | |
| 845 } | |
| 846 else | |
| 847 { | |
| 848 #ifdef FEAT_MBYTE | |
| 849 if (has_mbyte | |
| 850 && mb_lefthalve(cb->origin_row, cb->origin_start_col)) | |
| 851 slen = 2; | |
| 852 #endif | |
| 853 if (col >= (int)cb->word_end_col) | |
| 854 clip_update_modeless_selection(cb, row, cb->word_end_col, | |
| 855 cb->origin_row, cb->origin_start_col + slen); | |
| 856 else | |
| 857 clip_update_modeless_selection(cb, row, col, | |
| 858 cb->origin_row, cb->origin_start_col + slen); | |
| 859 } | |
| 860 break; | |
| 861 | |
| 862 case SELECT_MODE_WORD: | |
| 863 /* If we are still within the same word, do nothing */ | |
| 864 if (row == cb->prev.lnum && col >= (int)cb->word_start_col | |
| 865 && col < (int)cb->word_end_col && !repeated_click) | |
| 866 return; | |
| 867 | |
| 868 /* Get new word boundaries */ | |
| 869 clip_get_word_boundaries(cb, row, col); | |
| 870 | |
| 871 /* Handle being after the origin point of selection */ | |
| 872 if (clip_compare_pos(row, col, cb->origin_row, | |
| 873 cb->origin_start_col) >= 0) | |
| 874 clip_update_modeless_selection(cb, cb->origin_row, | |
| 875 cb->origin_start_col, row, cb->word_end_col); | |
| 876 else | |
| 877 clip_update_modeless_selection(cb, row, cb->word_start_col, | |
| 878 cb->origin_row, cb->origin_end_col); | |
| 879 break; | |
| 880 | |
| 881 case SELECT_MODE_LINE: | |
| 882 if (row == cb->prev.lnum && !repeated_click) | |
| 883 return; | |
| 884 | |
| 885 if (clip_compare_pos(row, col, cb->origin_row, | |
| 886 cb->origin_start_col) >= 0) | |
| 887 clip_update_modeless_selection(cb, cb->origin_row, 0, row, | |
| 888 (int)Columns); | |
| 889 else | |
| 890 clip_update_modeless_selection(cb, row, 0, cb->origin_row, | |
| 891 (int)Columns); | |
| 892 break; | |
| 893 } | |
| 894 | |
| 895 cb->prev.lnum = row; | |
| 896 cb->prev.col = col; | |
| 897 | |
| 898 #ifdef DEBUG_SELECTION | |
| 899 printf("Selection is: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 900 cb->start.col, cb->end.lnum, cb->end.col); | |
| 901 #endif | |
| 902 } | |
| 903 | |
| 904 # if defined(FEAT_GUI) || defined(PROTO) | |
| 905 /* | |
| 906 * Redraw part of the selection if character at "row,col" is inside of it. | |
| 907 * Only used for the GUI. | |
| 908 */ | |
| 909 void | |
| 910 clip_may_redraw_selection(row, col, len) | |
| 911 int row, col; | |
| 912 int len; | |
| 913 { | |
| 914 int start = col; | |
| 915 int end = col + len; | |
| 916 | |
| 917 if (clip_star.state != SELECT_CLEARED | |
| 918 && row >= clip_star.start.lnum | |
| 919 && row <= clip_star.end.lnum) | |
| 920 { | |
| 921 if (row == clip_star.start.lnum && start < (int)clip_star.start.col) | |
| 922 start = clip_star.start.col; | |
| 923 if (row == clip_star.end.lnum && end > (int)clip_star.end.col) | |
| 924 end = clip_star.end.col; | |
| 925 if (end > start) | |
| 926 clip_invert_area(row, start, row, end, 0); | |
| 927 } | |
| 928 } | |
| 929 # endif | |
| 930 | |
| 931 /* | |
| 932 * Called from outside to clear selected region from the display | |
| 933 */ | |
| 934 void | |
| 935 clip_clear_selection() | |
| 936 { | |
| 937 VimClipboard *cb = &clip_star; | |
| 938 | |
| 939 if (cb->state == SELECT_CLEARED) | |
| 940 return; | |
| 941 | |
| 942 clip_invert_area((int)cb->start.lnum, cb->start.col, (int)cb->end.lnum, | |
| 943 cb->end.col, CLIP_CLEAR); | |
| 944 cb->state = SELECT_CLEARED; | |
| 945 } | |
| 946 | |
| 947 /* | |
| 948 * Clear the selection if any lines from "row1" to "row2" are inside of it. | |
| 949 */ | |
| 950 void | |
| 951 clip_may_clear_selection(row1, row2) | |
| 952 int row1, row2; | |
| 953 { | |
| 954 if (clip_star.state == SELECT_DONE | |
| 955 && row2 >= clip_star.start.lnum | |
| 956 && row1 <= clip_star.end.lnum) | |
| 957 clip_clear_selection(); | |
| 958 } | |
| 959 | |
| 960 /* | |
| 961 * Called before the screen is scrolled up or down. Adjusts the line numbers | |
| 962 * of the selection. Call with big number when clearing the screen. | |
| 963 */ | |
| 964 void | |
| 965 clip_scroll_selection(rows) | |
| 966 int rows; /* negative for scroll down */ | |
| 967 { | |
| 968 int lnum; | |
| 969 | |
| 970 if (clip_star.state == SELECT_CLEARED) | |
| 971 return; | |
| 972 | |
| 973 lnum = clip_star.start.lnum - rows; | |
| 974 if (lnum <= 0) | |
| 975 clip_star.start.lnum = 0; | |
| 976 else if (lnum >= screen_Rows) /* scrolled off of the screen */ | |
| 977 clip_star.state = SELECT_CLEARED; | |
| 978 else | |
| 979 clip_star.start.lnum = lnum; | |
| 980 | |
| 981 lnum = clip_star.end.lnum - rows; | |
| 982 if (lnum < 0) /* scrolled off of the screen */ | |
| 983 clip_star.state = SELECT_CLEARED; | |
| 984 else if (lnum >= screen_Rows) | |
| 985 clip_star.end.lnum = screen_Rows - 1; | |
| 986 else | |
| 987 clip_star.end.lnum = lnum; | |
| 988 } | |
| 989 | |
| 990 /* | |
| 991 * Invert a region of the display between a starting and ending row and column | |
| 992 * Values for "how": | |
| 993 * CLIP_CLEAR: undo inversion | |
| 994 * CLIP_SET: set inversion | |
| 995 * CLIP_TOGGLE: set inversion if pos1 < pos2, undo inversion otherwise. | |
| 996 * 0: invert (GUI only). | |
| 997 */ | |
| 998 static void | |
| 999 clip_invert_area(row1, col1, row2, col2, how) | |
| 1000 int row1; | |
| 1001 int col1; | |
| 1002 int row2; | |
| 1003 int col2; | |
| 1004 int how; | |
| 1005 { | |
| 1006 int invert = FALSE; | |
| 1007 | |
| 1008 if (how == CLIP_SET) | |
| 1009 invert = TRUE; | |
| 1010 | |
| 1011 /* Swap the from and to positions so the from is always before */ | |
| 1012 if (clip_compare_pos(row1, col1, row2, col2) > 0) | |
| 1013 { | |
| 1014 int tmp_row, tmp_col; | |
| 1015 | |
| 1016 tmp_row = row1; | |
| 1017 tmp_col = col1; | |
| 1018 row1 = row2; | |
| 1019 col1 = col2; | |
| 1020 row2 = tmp_row; | |
| 1021 col2 = tmp_col; | |
| 1022 } | |
| 1023 else if (how == CLIP_TOGGLE) | |
| 1024 invert = TRUE; | |
| 1025 | |
| 1026 /* If all on the same line, do it the easy way */ | |
| 1027 if (row1 == row2) | |
| 1028 { | |
| 1029 clip_invert_rectangle(row1, col1, 1, col2 - col1, invert); | |
| 1030 } | |
| 1031 else | |
| 1032 { | |
| 1033 /* Handle a piece of the first line */ | |
| 1034 if (col1 > 0) | |
| 1035 { | |
| 1036 clip_invert_rectangle(row1, col1, 1, (int)Columns - col1, invert); | |
| 1037 row1++; | |
| 1038 } | |
| 1039 | |
| 1040 /* Handle a piece of the last line */ | |
| 1041 if (col2 < Columns - 1) | |
| 1042 { | |
| 1043 clip_invert_rectangle(row2, 0, 1, col2, invert); | |
| 1044 row2--; | |
| 1045 } | |
| 1046 | |
| 1047 /* Handle the rectangle thats left */ | |
| 1048 if (row2 >= row1) | |
| 1049 clip_invert_rectangle(row1, 0, row2 - row1 + 1, (int)Columns, | |
| 1050 invert); | |
| 1051 } | |
| 1052 } | |
| 1053 | |
| 1054 /* | |
| 1055 * Invert or un-invert a rectangle of the screen. | |
| 1056 * "invert" is true if the result is inverted. | |
| 1057 */ | |
| 1058 static void | |
| 1059 clip_invert_rectangle(row, col, height, width, invert) | |
| 1060 int row; | |
| 1061 int col; | |
| 1062 int height; | |
| 1063 int width; | |
| 1064 int invert; | |
| 1065 { | |
| 1066 #ifdef FEAT_GUI | |
| 1067 if (gui.in_use) | |
| 1068 gui_mch_invert_rectangle(row, col, height, width); | |
| 1069 else | |
| 1070 #endif | |
| 1071 screen_draw_rectangle(row, col, height, width, invert); | |
| 1072 } | |
| 1073 | |
| 1074 /* | |
| 1075 * Copy the currently selected area into the '*' register so it will be | |
| 1076 * available for pasting. | |
| 1077 * When "both" is TRUE also copy to the '+' register. | |
| 1078 */ | |
| 1079 void | |
| 1080 clip_copy_modeless_selection(both) | |
| 1883 | 1081 int both UNUSED; |
| 7 | 1082 { |
| 1083 char_u *buffer; | |
| 1084 char_u *bufp; | |
| 1085 int row; | |
| 1086 int start_col; | |
| 1087 int end_col; | |
| 1088 int line_end_col; | |
| 1089 int add_newline_flag = FALSE; | |
| 1090 int len; | |
| 1091 #ifdef FEAT_MBYTE | |
| 1092 char_u *p; | |
| 1093 #endif | |
| 1094 int row1 = clip_star.start.lnum; | |
| 1095 int col1 = clip_star.start.col; | |
| 1096 int row2 = clip_star.end.lnum; | |
| 1097 int col2 = clip_star.end.col; | |
| 1098 | |
| 534 | 1099 /* Can't use ScreenLines unless initialized */ |
| 1100 if (ScreenLines == NULL) | |
| 1101 return; | |
| 1102 | |
| 7 | 1103 /* |
| 1104 * Make sure row1 <= row2, and if row1 == row2 that col1 <= col2. | |
| 1105 */ | |
| 1106 if (row1 > row2) | |
| 1107 { | |
| 1108 row = row1; row1 = row2; row2 = row; | |
| 1109 row = col1; col1 = col2; col2 = row; | |
| 1110 } | |
| 1111 else if (row1 == row2 && col1 > col2) | |
| 1112 { | |
| 1113 row = col1; col1 = col2; col2 = row; | |
| 1114 } | |
| 1115 #ifdef FEAT_MBYTE | |
| 1116 /* correct starting point for being on right halve of double-wide char */ | |
| 1117 p = ScreenLines + LineOffset[row1]; | |
| 1118 if (enc_dbcs != 0) | |
| 1119 col1 -= (*mb_head_off)(p, p + col1); | |
| 1120 else if (enc_utf8 && p[col1] == 0) | |
| 1121 --col1; | |
| 1122 #endif | |
| 1123 | |
| 1124 /* Create a temporary buffer for storing the text */ | |
| 1125 len = (row2 - row1 + 1) * Columns + 1; | |
| 1126 #ifdef FEAT_MBYTE | |
| 1127 if (enc_dbcs != 0) | |
| 1128 len *= 2; /* max. 2 bytes per display cell */ | |
| 1129 else if (enc_utf8) | |
| 714 | 1130 len *= MB_MAXBYTES; |
| 7 | 1131 #endif |
| 1132 buffer = lalloc((long_u)len, TRUE); | |
| 1133 if (buffer == NULL) /* out of memory */ | |
| 1134 return; | |
| 1135 | |
| 1136 /* Process each row in the selection */ | |
| 1137 for (bufp = buffer, row = row1; row <= row2; row++) | |
| 1138 { | |
| 1139 if (row == row1) | |
| 1140 start_col = col1; | |
| 1141 else | |
| 1142 start_col = 0; | |
| 1143 | |
| 1144 if (row == row2) | |
| 1145 end_col = col2; | |
| 1146 else | |
| 1147 end_col = Columns; | |
| 1148 | |
| 1149 line_end_col = clip_get_line_end(row); | |
| 1150 | |
| 1151 /* See if we need to nuke some trailing whitespace */ | |
| 1152 if (end_col >= Columns && (row < row2 || end_col > line_end_col)) | |
| 1153 { | |
| 1154 /* Get rid of trailing whitespace */ | |
| 1155 end_col = line_end_col; | |
| 1156 if (end_col < start_col) | |
| 1157 end_col = start_col; | |
| 1158 | |
| 1159 /* If the last line extended to the end, add an extra newline */ | |
| 1160 if (row == row2) | |
| 1161 add_newline_flag = TRUE; | |
| 1162 } | |
| 1163 | |
| 1164 /* If after the first row, we need to always add a newline */ | |
| 1165 if (row > row1 && !LineWraps[row - 1]) | |
| 1166 *bufp++ = NL; | |
| 1167 | |
| 1168 if (row < screen_Rows && end_col <= screen_Columns) | |
| 1169 { | |
| 1170 #ifdef FEAT_MBYTE | |
| 1171 if (enc_dbcs != 0) | |
| 1172 { | |
| 944 | 1173 int i; |
| 1174 | |
| 7 | 1175 p = ScreenLines + LineOffset[row]; |
| 1176 for (i = start_col; i < end_col; ++i) | |
| 1177 if (enc_dbcs == DBCS_JPNU && p[i] == 0x8e) | |
| 1178 { | |
| 1179 /* single-width double-byte char */ | |
| 1180 *bufp++ = 0x8e; | |
| 1181 *bufp++ = ScreenLines2[LineOffset[row] + i]; | |
| 1182 } | |
| 1183 else | |
| 1184 { | |
| 1185 *bufp++ = p[i]; | |
| 1186 if (MB_BYTE2LEN(p[i]) == 2) | |
| 1187 *bufp++ = p[++i]; | |
| 1188 } | |
| 1189 } | |
| 1190 else if (enc_utf8) | |
| 1191 { | |
| 1192 int off; | |
| 714 | 1193 int i; |
| 761 | 1194 int ci; |
| 7 | 1195 |
| 1196 off = LineOffset[row]; | |
| 1197 for (i = start_col; i < end_col; ++i) | |
| 1198 { | |
| 1199 /* The base character is either in ScreenLinesUC[] or | |
| 1200 * ScreenLines[]. */ | |
| 1201 if (ScreenLinesUC[off + i] == 0) | |
| 1202 *bufp++ = ScreenLines[off + i]; | |
| 1203 else | |
| 1204 { | |
| 1205 bufp += utf_char2bytes(ScreenLinesUC[off + i], bufp); | |
| 761 | 1206 for (ci = 0; ci < Screen_mco; ++ci) |
| 7 | 1207 { |
| 714 | 1208 /* Add a composing character. */ |
| 761 | 1209 if (ScreenLinesC[ci][off + i] == 0) |
| 714 | 1210 break; |
| 761 | 1211 bufp += utf_char2bytes(ScreenLinesC[ci][off + i], |
| 7 | 1212 bufp); |
| 1213 } | |
| 1214 } | |
| 1215 /* Skip right halve of double-wide character. */ | |
| 1216 if (ScreenLines[off + i + 1] == 0) | |
| 1217 ++i; | |
| 1218 } | |
| 1219 } | |
| 1220 else | |
| 1221 #endif | |
| 1222 { | |
| 1223 STRNCPY(bufp, ScreenLines + LineOffset[row] + start_col, | |
| 1224 end_col - start_col); | |
| 1225 bufp += end_col - start_col; | |
| 1226 } | |
| 1227 } | |
| 1228 } | |
| 1229 | |
| 1230 /* Add a newline at the end if the selection ended there */ | |
| 1231 if (add_newline_flag) | |
| 1232 *bufp++ = NL; | |
| 1233 | |
| 1234 /* First cleanup any old selection and become the owner. */ | |
| 1235 clip_free_selection(&clip_star); | |
| 1236 clip_own_selection(&clip_star); | |
| 1237 | |
| 1238 /* Yank the text into the '*' register. */ | |
| 1239 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_star); | |
| 1240 | |
| 1241 /* Make the register contents available to the outside world. */ | |
| 1242 clip_gen_set_selection(&clip_star); | |
| 1243 | |
| 1244 #ifdef FEAT_X11 | |
| 1245 if (both) | |
| 1246 { | |
| 1247 /* Do the same for the '+' register. */ | |
| 1248 clip_free_selection(&clip_plus); | |
| 1249 clip_own_selection(&clip_plus); | |
| 1250 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_plus); | |
| 1251 clip_gen_set_selection(&clip_plus); | |
| 1252 } | |
| 1253 #endif | |
| 1254 vim_free(buffer); | |
| 1255 } | |
| 1256 | |
| 1257 /* | |
| 1258 * Find the starting and ending positions of the word at the given row and | |
| 1259 * column. Only white-separated words are recognized here. | |
| 1260 */ | |
| 1261 #define CHAR_CLASS(c) (c <= ' ' ? ' ' : vim_iswordc(c)) | |
| 1262 | |
| 1263 static void | |
| 1264 clip_get_word_boundaries(cb, row, col) | |
| 1265 VimClipboard *cb; | |
| 1266 int row; | |
| 1267 int col; | |
| 1268 { | |
| 1269 int start_class; | |
| 1270 int temp_col; | |
| 1271 char_u *p; | |
| 1272 #ifdef FEAT_MBYTE | |
| 1273 int mboff; | |
| 1274 #endif | |
| 1275 | |
| 534 | 1276 if (row >= screen_Rows || col >= screen_Columns || ScreenLines == NULL) |
| 7 | 1277 return; |
| 1278 | |
| 1279 p = ScreenLines + LineOffset[row]; | |
| 1280 #ifdef FEAT_MBYTE | |
| 1281 /* Correct for starting in the right halve of a double-wide char */ | |
| 1282 if (enc_dbcs != 0) | |
| 1283 col -= dbcs_screen_head_off(p, p + col); | |
| 1284 else if (enc_utf8 && p[col] == 0) | |
| 1285 --col; | |
| 1286 #endif | |
| 1287 start_class = CHAR_CLASS(p[col]); | |
| 1288 | |
| 1289 temp_col = col; | |
| 1290 for ( ; temp_col > 0; temp_col--) | |
| 1291 #ifdef FEAT_MBYTE | |
| 1292 if (enc_dbcs != 0 | |
| 1293 && (mboff = dbcs_screen_head_off(p, p + temp_col - 1)) > 0) | |
| 1294 temp_col -= mboff; | |
| 1295 else | |
| 1296 #endif | |
| 1297 if (CHAR_CLASS(p[temp_col - 1]) != start_class | |
| 1298 #ifdef FEAT_MBYTE | |
| 1299 && !(enc_utf8 && p[temp_col - 1] == 0) | |
| 1300 #endif | |
| 1301 ) | |
| 1302 break; | |
| 1303 cb->word_start_col = temp_col; | |
| 1304 | |
| 1305 temp_col = col; | |
| 1306 for ( ; temp_col < screen_Columns; temp_col++) | |
| 1307 #ifdef FEAT_MBYTE | |
| 1308 if (enc_dbcs != 0 && dbcs_ptr2cells(p + temp_col) == 2) | |
| 1309 ++temp_col; | |
| 1310 else | |
| 1311 #endif | |
| 1312 if (CHAR_CLASS(p[temp_col]) != start_class | |
| 1313 #ifdef FEAT_MBYTE | |
| 1314 && !(enc_utf8 && p[temp_col] == 0) | |
| 1315 #endif | |
| 1316 ) | |
| 1317 break; | |
| 1318 cb->word_end_col = temp_col; | |
| 1319 } | |
| 1320 | |
| 1321 /* | |
| 1322 * Find the column position for the last non-whitespace character on the given | |
| 1323 * line. | |
| 1324 */ | |
| 1325 static int | |
| 1326 clip_get_line_end(row) | |
| 1327 int row; | |
| 1328 { | |
| 1329 int i; | |
| 1330 | |
| 534 | 1331 if (row >= screen_Rows || ScreenLines == NULL) |
| 7 | 1332 return 0; |
| 1333 for (i = screen_Columns; i > 0; i--) | |
| 1334 if (ScreenLines[LineOffset[row] + i - 1] != ' ') | |
| 1335 break; | |
| 1336 return i; | |
| 1337 } | |
| 1338 | |
| 1339 /* | |
| 1340 * Update the currently selected region by adding and/or subtracting from the | |
| 1341 * beginning or end and inverting the changed area(s). | |
| 1342 */ | |
| 1343 static void | |
| 1344 clip_update_modeless_selection(cb, row1, col1, row2, col2) | |
| 1345 VimClipboard *cb; | |
| 1346 int row1; | |
| 1347 int col1; | |
| 1348 int row2; | |
| 1349 int col2; | |
| 1350 { | |
| 1351 /* See if we changed at the beginning of the selection */ | |
| 1352 if (row1 != cb->start.lnum || col1 != (int)cb->start.col) | |
| 1353 { | |
| 1354 clip_invert_area(row1, col1, (int)cb->start.lnum, cb->start.col, | |
| 1355 CLIP_TOGGLE); | |
| 1356 cb->start.lnum = row1; | |
| 1357 cb->start.col = col1; | |
| 1358 } | |
| 1359 | |
| 1360 /* See if we changed at the end of the selection */ | |
| 1361 if (row2 != cb->end.lnum || col2 != (int)cb->end.col) | |
| 1362 { | |
| 1363 clip_invert_area((int)cb->end.lnum, cb->end.col, row2, col2, | |
| 1364 CLIP_TOGGLE); | |
| 1365 cb->end.lnum = row2; | |
| 1366 cb->end.col = col2; | |
| 1367 } | |
| 1368 } | |
| 1369 | |
| 1370 int | |
| 1371 clip_gen_own_selection(cbd) | |
| 1372 VimClipboard *cbd; | |
| 1373 { | |
| 1374 #ifdef FEAT_XCLIPBOARD | |
| 1375 # ifdef FEAT_GUI | |
| 1376 if (gui.in_use) | |
| 1377 return clip_mch_own_selection(cbd); | |
| 1378 else | |
| 1379 # endif | |
| 1380 return clip_xterm_own_selection(cbd); | |
| 1381 #else | |
| 1382 return clip_mch_own_selection(cbd); | |
| 1383 #endif | |
| 1384 } | |
| 1385 | |
| 1386 void | |
| 1387 clip_gen_lose_selection(cbd) | |
| 1388 VimClipboard *cbd; | |
| 1389 { | |
| 1390 #ifdef FEAT_XCLIPBOARD | |
| 1391 # ifdef FEAT_GUI | |
| 1392 if (gui.in_use) | |
| 1393 clip_mch_lose_selection(cbd); | |
| 1394 else | |
| 1395 # endif | |
| 1396 clip_xterm_lose_selection(cbd); | |
| 1397 #else | |
| 1398 clip_mch_lose_selection(cbd); | |
| 1399 #endif | |
| 1400 } | |
| 1401 | |
| 1402 void | |
| 1403 clip_gen_set_selection(cbd) | |
| 1404 VimClipboard *cbd; | |
| 1405 { | |
| 1406 #ifdef FEAT_XCLIPBOARD | |
| 1407 # ifdef FEAT_GUI | |
| 1408 if (gui.in_use) | |
| 1409 clip_mch_set_selection(cbd); | |
| 1410 else | |
| 1411 # endif | |
| 1412 clip_xterm_set_selection(cbd); | |
| 1413 #else | |
| 1414 clip_mch_set_selection(cbd); | |
| 1415 #endif | |
| 1416 } | |
| 1417 | |
| 1418 void | |
| 1419 clip_gen_request_selection(cbd) | |
| 1420 VimClipboard *cbd; | |
| 1421 { | |
| 1422 #ifdef FEAT_XCLIPBOARD | |
| 1423 # ifdef FEAT_GUI | |
| 1424 if (gui.in_use) | |
| 1425 clip_mch_request_selection(cbd); | |
| 1426 else | |
| 1427 # endif | |
| 1428 clip_xterm_request_selection(cbd); | |
| 1429 #else | |
| 1430 clip_mch_request_selection(cbd); | |
| 1431 #endif | |
| 1432 } | |
| 1433 | |
| 1434 #endif /* FEAT_CLIPBOARD */ | |
| 1435 | |
| 1436 /***************************************************************************** | |
| 1437 * Functions that handle the input buffer. | |
| 1438 * This is used for any GUI version, and the unix terminal version. | |
| 1439 * | |
| 1440 * For Unix, the input characters are buffered to be able to check for a | |
| 1441 * CTRL-C. This should be done with signals, but I don't know how to do that | |
| 1442 * in a portable way for a tty in RAW mode. | |
| 1443 * | |
| 1444 * For the client-server code in the console the received keys are put in the | |
| 1445 * input buffer. | |
| 1446 */ | |
| 1447 | |
| 1448 #if defined(USE_INPUT_BUF) || defined(PROTO) | |
| 1449 | |
| 1450 /* | |
| 1451 * Internal typeahead buffer. Includes extra space for long key code | |
| 1452 * descriptions which would otherwise overflow. The buffer is considered full | |
| 1453 * when only this extra space (or part of it) remains. | |
| 1454 */ | |
| 1455 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ | |
| 1456 || defined(FEAT_CLIENTSERVER) | |
| 1457 /* | |
| 1458 * Sun WorkShop and NetBeans stuff debugger commands into the input buffer. | |
| 1459 * This requires a larger buffer... | |
| 1460 * (Madsen) Go with this for remote input as well ... | |
| 1461 */ | |
| 1462 # define INBUFLEN 4096 | |
| 1463 #else | |
| 1464 # define INBUFLEN 250 | |
| 1465 #endif | |
| 1466 | |
| 1467 static char_u inbuf[INBUFLEN + MAX_KEY_CODE_LEN]; | |
| 1468 static int inbufcount = 0; /* number of chars in inbuf[] */ | |
| 1469 | |
| 1470 /* | |
| 1471 * vim_is_input_buf_full(), vim_is_input_buf_empty(), add_to_input_buf(), and | |
| 1472 * trash_input_buf() are functions for manipulating the input buffer. These | |
| 1473 * are used by the gui_* calls when a GUI is used to handle keyboard input. | |
| 1474 */ | |
| 1475 | |
| 1476 int | |
| 1477 vim_is_input_buf_full() | |
| 1478 { | |
| 1479 return (inbufcount >= INBUFLEN); | |
| 1480 } | |
| 1481 | |
| 1482 int | |
| 1483 vim_is_input_buf_empty() | |
| 1484 { | |
| 1485 return (inbufcount == 0); | |
| 1486 } | |
| 1487 | |
| 1488 #if defined(FEAT_OLE) || defined(PROTO) | |
| 1489 int | |
| 1490 vim_free_in_input_buf() | |
| 1491 { | |
| 1492 return (INBUFLEN - inbufcount); | |
| 1493 } | |
| 1494 #endif | |
| 1495 | |
| 575 | 1496 #if defined(FEAT_GUI_GTK) || defined(PROTO) |
| 7 | 1497 int |
| 1498 vim_used_in_input_buf() | |
| 1499 { | |
| 1500 return inbufcount; | |
| 1501 } | |
| 1502 #endif | |
| 1503 | |
| 1504 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO) | |
| 1505 /* | |
| 1506 * Return the current contents of the input buffer and make it empty. | |
| 1507 * The returned pointer must be passed to set_input_buf() later. | |
| 1508 */ | |
| 1509 char_u * | |
| 1510 get_input_buf() | |
| 1511 { | |
| 1512 garray_T *gap; | |
| 1513 | |
| 1514 /* We use a growarray to store the data pointer and the length. */ | |
| 1515 gap = (garray_T *)alloc((unsigned)sizeof(garray_T)); | |
| 1516 if (gap != NULL) | |
| 1517 { | |
| 1518 /* Add one to avoid a zero size. */ | |
| 1519 gap->ga_data = alloc((unsigned)inbufcount + 1); | |
| 1520 if (gap->ga_data != NULL) | |
| 1521 mch_memmove(gap->ga_data, inbuf, (size_t)inbufcount); | |
| 1522 gap->ga_len = inbufcount; | |
| 1523 } | |
| 1524 trash_input_buf(); | |
| 1525 return (char_u *)gap; | |
| 1526 } | |
| 1527 | |
| 1528 /* | |
| 1529 * Restore the input buffer with a pointer returned from get_input_buf(). | |
| 1530 * The allocated memory is freed, this only works once! | |
| 1531 */ | |
| 1532 void | |
| 1533 set_input_buf(p) | |
| 1534 char_u *p; | |
| 1535 { | |
| 1536 garray_T *gap = (garray_T *)p; | |
| 1537 | |
| 1538 if (gap != NULL) | |
| 1539 { | |
| 1540 if (gap->ga_data != NULL) | |
| 1541 { | |
| 1542 mch_memmove(inbuf, gap->ga_data, gap->ga_len); | |
| 1543 inbufcount = gap->ga_len; | |
| 1544 vim_free(gap->ga_data); | |
| 1545 } | |
| 1546 vim_free(gap); | |
| 1547 } | |
| 1548 } | |
| 1549 #endif | |
| 1550 | |
| 1621 | 1551 #if defined(FEAT_GUI) \ |
| 1552 || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE) \ | |
| 7 | 1553 || defined(FEAT_XCLIPBOARD) || defined(VMS) \ |
| 666 | 1554 || defined(FEAT_SNIFF) || defined(FEAT_CLIENTSERVER) \ |
| 1555 || defined(PROTO) | |
| 7 | 1556 /* |
| 1557 * Add the given bytes to the input buffer | |
| 1558 * Special keys start with CSI. A real CSI must have been translated to | |
| 1559 * CSI KS_EXTRA KE_CSI. K_SPECIAL doesn't require translation. | |
| 1560 */ | |
| 1561 void | |
| 1562 add_to_input_buf(s, len) | |
| 1563 char_u *s; | |
| 1564 int len; | |
| 1565 { | |
| 1566 if (inbufcount + len > INBUFLEN + MAX_KEY_CODE_LEN) | |
| 1567 return; /* Shouldn't ever happen! */ | |
| 1568 | |
| 1569 #ifdef FEAT_HANGULIN | |
| 1570 if ((State & (INSERT|CMDLINE)) && hangul_input_state_get()) | |
| 1571 if ((len = hangul_input_process(s, len)) == 0) | |
| 1572 return; | |
| 1573 #endif | |
| 1574 | |
| 1575 while (len--) | |
| 1576 inbuf[inbufcount++] = *s++; | |
| 1577 } | |
| 1578 #endif | |
| 1579 | |
| 1364 | 1580 #if ((defined(FEAT_XIM) || defined(FEAT_DND)) && defined(FEAT_GUI_GTK)) \ |
| 1581 || defined(FEAT_GUI_MSWIN) \ | |
| 1582 || defined(FEAT_GUI_MAC) \ | |
| 7 | 1583 || (defined(FEAT_MBYTE) && defined(FEAT_MBYTE_IME)) \ |
| 666 | 1584 || (defined(FEAT_GUI) && (!defined(USE_ON_FLY_SCROLL) \ |
| 1585 || defined(FEAT_MENU))) \ | |
| 7 | 1586 || defined(PROTO) |
| 1587 /* | |
| 1588 * Add "str[len]" to the input buffer while escaping CSI bytes. | |
| 1589 */ | |
| 1590 void | |
| 1591 add_to_input_buf_csi(char_u *str, int len) | |
| 1592 { | |
| 1593 int i; | |
| 1594 char_u buf[2]; | |
| 1595 | |
| 1596 for (i = 0; i < len; ++i) | |
| 1597 { | |
| 1598 add_to_input_buf(str + i, 1); | |
| 1599 if (str[i] == CSI) | |
| 1600 { | |
| 1601 /* Turn CSI into K_CSI. */ | |
| 1602 buf[0] = KS_EXTRA; | |
| 1603 buf[1] = (int)KE_CSI; | |
| 1604 add_to_input_buf(buf, 2); | |
| 1605 } | |
| 1606 } | |
| 1607 } | |
| 1608 #endif | |
| 1609 | |
| 1610 #if defined(FEAT_HANGULIN) || defined(PROTO) | |
| 1611 void | |
| 2896 | 1612 push_raw_key(s, len) |
| 7 | 1613 char_u *s; |
| 1614 int len; | |
| 1615 { | |
| 1616 while (len--) | |
| 1617 inbuf[inbufcount++] = *s++; | |
| 1618 } | |
| 1619 #endif | |
| 1620 | |
| 1621 #if defined(FEAT_GUI) || defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) \ | |
| 1622 || defined(PROTO) | |
| 1623 /* Remove everything from the input buffer. Called when ^C is found */ | |
| 1624 void | |
| 1625 trash_input_buf() | |
| 1626 { | |
| 1627 inbufcount = 0; | |
| 1628 } | |
| 1629 #endif | |
| 1630 | |
| 1631 /* | |
| 1632 * Read as much data from the input buffer as possible up to maxlen, and store | |
| 1633 * it in buf. | |
| 1634 * Note: this function used to be Read() in unix.c | |
| 1635 */ | |
| 1636 int | |
| 1637 read_from_input_buf(buf, maxlen) | |
| 1638 char_u *buf; | |
| 1639 long maxlen; | |
| 1640 { | |
| 1641 if (inbufcount == 0) /* if the buffer is empty, fill it */ | |
| 1642 fill_input_buf(TRUE); | |
| 1643 if (maxlen > inbufcount) | |
| 1644 maxlen = inbufcount; | |
| 1645 mch_memmove(buf, inbuf, (size_t)maxlen); | |
| 1646 inbufcount -= maxlen; | |
| 1647 if (inbufcount) | |
| 1648 mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount); | |
| 1649 return (int)maxlen; | |
| 1650 } | |
| 1651 | |
| 1652 void | |
| 1653 fill_input_buf(exit_on_error) | |
| 1883 | 1654 int exit_on_error UNUSED; |
| 7 | 1655 { |
| 1656 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1657 int len; | |
| 1658 int try; | |
| 1659 static int did_read_something = FALSE; | |
| 1660 # ifdef FEAT_MBYTE | |
| 1661 static char_u *rest = NULL; /* unconverted rest of previous read */ | |
| 1662 static int restlen = 0; | |
| 1663 int unconverted; | |
| 1664 # endif | |
| 1665 #endif | |
| 1666 | |
| 1667 #ifdef FEAT_GUI | |
| 294 | 1668 if (gui.in_use |
| 1669 # ifdef NO_CONSOLE_INPUT | |
| 1670 /* Don't use the GUI input when the window hasn't been opened yet. | |
| 1671 * We get here from ui_inchar() when we should try reading from stdin. */ | |
| 1672 && !no_console_input() | |
| 1673 # endif | |
| 1674 ) | |
| 7 | 1675 { |
| 1676 gui_mch_update(); | |
| 1677 return; | |
| 1678 } | |
| 1679 #endif | |
| 1680 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1681 if (vim_is_input_buf_full()) | |
| 1682 return; | |
| 1683 /* | |
| 1684 * Fill_input_buf() is only called when we really need a character. | |
| 1685 * If we can't get any, but there is some in the buffer, just return. | |
| 1686 * If we can't get any, and there isn't any in the buffer, we give up and | |
| 1687 * exit Vim. | |
| 1688 */ | |
| 1689 # ifdef __BEOS__ | |
| 1690 /* | |
| 1691 * On the BeBox version (for now), all input is secretly performed within | |
| 1692 * beos_select() which is called from RealWaitForChar(). | |
| 1693 */ | |
| 1694 while (!vim_is_input_buf_full() && RealWaitForChar(read_cmd_fd, 0, NULL)) | |
| 1695 ; | |
| 1696 len = inbufcount; | |
| 1697 inbufcount = 0; | |
| 1698 # else | |
| 1699 | |
| 1700 # ifdef FEAT_SNIFF | |
| 1701 if (sniff_request_waiting) | |
| 1702 { | |
| 1703 add_to_input_buf((char_u *)"\233sniff",6); /* results in K_SNIFF */ | |
| 1704 sniff_request_waiting = 0; | |
| 1705 want_sniff_request = 0; | |
| 1706 return; | |
| 1707 } | |
| 1708 # endif | |
| 1709 | |
| 1710 # ifdef FEAT_MBYTE | |
| 1711 if (rest != NULL) | |
| 1712 { | |
| 1713 /* Use remainder of previous call, starts with an invalid character | |
| 1714 * that may become valid when reading more. */ | |
| 1715 if (restlen > INBUFLEN - inbufcount) | |
| 1716 unconverted = INBUFLEN - inbufcount; | |
| 1717 else | |
| 1718 unconverted = restlen; | |
| 1719 mch_memmove(inbuf + inbufcount, rest, unconverted); | |
| 1720 if (unconverted == restlen) | |
| 1721 { | |
| 1722 vim_free(rest); | |
| 1723 rest = NULL; | |
| 1724 } | |
| 1725 else | |
| 1726 { | |
| 1727 restlen -= unconverted; | |
| 1728 mch_memmove(rest, rest + unconverted, restlen); | |
| 1729 } | |
| 1730 inbufcount += unconverted; | |
| 1731 } | |
| 1732 else | |
| 1733 unconverted = 0; | |
| 1734 #endif | |
| 1735 | |
| 1736 len = 0; /* to avoid gcc warning */ | |
| 1737 for (try = 0; try < 100; ++try) | |
| 1738 { | |
| 1739 # ifdef VMS | |
| 1740 len = vms_read( | |
| 1741 # else | |
| 1742 len = read(read_cmd_fd, | |
| 1743 # endif | |
| 1744 (char *)inbuf + inbufcount, (size_t)((INBUFLEN - inbufcount) | |
| 1745 # ifdef FEAT_MBYTE | |
| 1746 / input_conv.vc_factor | |
| 1747 # endif | |
| 1748 )); | |
| 1749 # if 0 | |
| 1750 ) /* avoid syntax highlight error */ | |
| 1751 # endif | |
| 169 | 1752 |
| 7 | 1753 if (len > 0 || got_int) |
| 1754 break; | |
| 1755 /* | |
| 1756 * If reading stdin results in an error, continue reading stderr. | |
| 1757 * This helps when using "foo | xargs vim". | |
| 1758 */ | |
| 1759 if (!did_read_something && !isatty(read_cmd_fd) && read_cmd_fd == 0) | |
| 1760 { | |
| 1761 int m = cur_tmode; | |
| 1762 | |
| 1763 /* We probably set the wrong file descriptor to raw mode. Switch | |
| 1764 * back to cooked mode, use another descriptor and set the mode to | |
| 1765 * what it was. */ | |
| 1766 settmode(TMODE_COOK); | |
| 1767 #ifdef HAVE_DUP | |
| 1768 /* Use stderr for stdin, also works for shell commands. */ | |
| 1769 close(0); | |
| 1757 | 1770 ignored = dup(2); |
| 7 | 1771 #else |
| 1772 read_cmd_fd = 2; /* read from stderr instead of stdin */ | |
| 1773 #endif | |
| 1774 settmode(m); | |
| 1775 } | |
| 1776 if (!exit_on_error) | |
| 1777 return; | |
| 1778 } | |
| 1779 # endif | |
| 1780 if (len <= 0 && !got_int) | |
| 1781 read_error_exit(); | |
| 1782 if (len > 0) | |
| 1783 did_read_something = TRUE; | |
| 1784 if (got_int) | |
| 1785 { | |
| 1786 /* Interrupted, pretend a CTRL-C was typed. */ | |
| 1787 inbuf[0] = 3; | |
| 1788 inbufcount = 1; | |
| 1789 } | |
| 1790 else | |
| 1791 { | |
| 1792 # ifdef FEAT_MBYTE | |
| 1793 /* | |
| 1794 * May perform conversion on the input characters. | |
| 1795 * Include the unconverted rest of the previous call. | |
| 1796 * If there is an incomplete char at the end it is kept for the next | |
| 1797 * time, reading more bytes should make conversion possible. | |
| 1798 * Don't do this in the unlikely event that the input buffer is too | |
| 1799 * small ("rest" still contains more bytes). | |
| 1800 */ | |
| 1801 if (input_conv.vc_type != CONV_NONE) | |
| 1802 { | |
| 1803 inbufcount -= unconverted; | |
| 1804 len = convert_input_safe(inbuf + inbufcount, | |
| 1805 len + unconverted, INBUFLEN - inbufcount, | |
| 1806 rest == NULL ? &rest : NULL, &restlen); | |
| 1807 } | |
| 1808 # endif | |
| 1809 while (len-- > 0) | |
| 1810 { | |
| 1811 /* | |
| 1812 * if a CTRL-C was typed, remove it from the buffer and set got_int | |
| 1813 */ | |
| 1814 if (inbuf[inbufcount] == 3 && ctrl_c_interrupts) | |
| 1815 { | |
| 1816 /* remove everything typed before the CTRL-C */ | |
| 1817 mch_memmove(inbuf, inbuf + inbufcount, (size_t)(len + 1)); | |
| 1818 inbufcount = 0; | |
| 1819 got_int = TRUE; | |
| 1820 } | |
| 1821 ++inbufcount; | |
| 1822 } | |
| 1823 } | |
| 1824 #endif /* UNIX or OS2 or VMS*/ | |
| 1825 } | |
| 1826 #endif /* defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) */ | |
| 1827 | |
| 1828 /* | |
| 1829 * Exit because of an input read error. | |
| 1830 */ | |
| 1831 void | |
| 1832 read_error_exit() | |
| 1833 { | |
| 1834 if (silent_mode) /* Normal way to exit for "ex -s" */ | |
| 1835 getout(0); | |
| 1836 STRCPY(IObuff, _("Vim: Error reading input, exiting...\n")); | |
| 1837 preserve_exit(); | |
| 1838 } | |
| 1839 | |
| 1840 #if defined(CURSOR_SHAPE) || defined(PROTO) | |
| 1841 /* | |
| 1842 * May update the shape of the cursor. | |
| 1843 */ | |
| 1844 void | |
| 1845 ui_cursor_shape() | |
| 1846 { | |
| 1847 # ifdef FEAT_GUI | |
| 1848 if (gui.in_use) | |
| 1849 gui_update_cursor_later(); | |
| 36 | 1850 else |
| 7 | 1851 # endif |
| 36 | 1852 term_cursor_shape(); |
| 1853 | |
| 7 | 1854 # ifdef MCH_CURSOR_SHAPE |
| 1855 mch_update_cursor(); | |
| 1856 # endif | |
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1858 # ifdef FEAT_CONCEAL |
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1859 conceal_check_cursur_line(); |
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1860 # endif |
| 7 | 1861 } |
| 1862 #endif | |
| 1863 | |
| 1864 #if defined(FEAT_CLIPBOARD) || defined(FEAT_GUI) || defined(FEAT_RIGHTLEFT) \ | |
| 1671 | 1865 || defined(FEAT_MBYTE) || defined(PROTO) |
| 7 | 1866 /* |
| 1867 * Check bounds for column number | |
| 1868 */ | |
| 1869 int | |
| 1870 check_col(col) | |
| 1871 int col; | |
| 1872 { | |
| 1873 if (col < 0) | |
| 1874 return 0; | |
| 1875 if (col >= (int)screen_Columns) | |
| 1876 return (int)screen_Columns - 1; | |
| 1877 return col; | |
| 1878 } | |
| 1879 | |
| 1880 /* | |
| 1881 * Check bounds for row number | |
| 1882 */ | |
| 1883 int | |
| 1884 check_row(row) | |
| 1885 int row; | |
| 1886 { | |
| 1887 if (row < 0) | |
| 1888 return 0; | |
| 1889 if (row >= (int)screen_Rows) | |
| 1890 return (int)screen_Rows - 1; | |
| 1891 return row; | |
| 1892 } | |
| 1893 #endif | |
| 1894 | |
| 1895 /* | |
| 1896 * Stuff for the X clipboard. Shared between VMS and Unix. | |
| 1897 */ | |
| 1898 | |
| 1899 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) || defined(PROTO) | |
| 1900 # include <X11/Xatom.h> | |
| 1901 # include <X11/Intrinsic.h> | |
| 1902 | |
| 1903 /* | |
| 1904 * Open the application context (if it hasn't been opened yet). | |
| 1905 * Used for Motif and Athena GUI and the xterm clipboard. | |
| 1906 */ | |
| 1907 void | |
| 1908 open_app_context() | |
| 1909 { | |
| 1910 if (app_context == NULL) | |
| 1911 { | |
| 1912 XtToolkitInitialize(); | |
| 1913 app_context = XtCreateApplicationContext(); | |
| 1914 } | |
| 1915 } | |
| 1916 | |
| 1917 static Atom vim_atom; /* Vim's own special selection format */ | |
| 1918 #ifdef FEAT_MBYTE | |
| 1919 static Atom vimenc_atom; /* Vim's extended selection format */ | |
| 3346 | 1920 static Atom utf8_atom; |
| 7 | 1921 #endif |
| 1922 static Atom compound_text_atom; | |
| 1923 static Atom text_atom; | |
| 1924 static Atom targets_atom; | |
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1925 static Atom timestamp_atom; /* Used to get a timestamp */ |
| 7 | 1926 |
| 1927 void | |
| 1928 x11_setup_atoms(dpy) | |
| 1929 Display *dpy; | |
| 1930 { | |
| 1931 vim_atom = XInternAtom(dpy, VIM_ATOM_NAME, False); | |
| 1932 #ifdef FEAT_MBYTE | |
| 1933 vimenc_atom = XInternAtom(dpy, VIMENC_ATOM_NAME,False); | |
| 3346 | 1934 utf8_atom = XInternAtom(dpy, "UTF8_STRING", False); |
| 7 | 1935 #endif |
| 1936 compound_text_atom = XInternAtom(dpy, "COMPOUND_TEXT", False); | |
| 1937 text_atom = XInternAtom(dpy, "TEXT", False); | |
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1938 targets_atom = XInternAtom(dpy, "TARGETS", False); |
| 7 | 1939 clip_star.sel_atom = XA_PRIMARY; |
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1940 clip_plus.sel_atom = XInternAtom(dpy, "CLIPBOARD", False); |
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1941 timestamp_atom = XInternAtom(dpy, "TIMESTAMP", False); |
| 7 | 1942 } |
| 1943 | |
| 1944 /* | |
| 1945 * X Selection stuff, for cutting and pasting text to other windows. | |
| 1946 */ | |
| 1947 | |
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1948 static Boolean clip_x11_convert_selection_cb __ARGS((Widget, Atom *, Atom *, Atom *, XtPointer *, long_u *, int *)); |
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1949 static void clip_x11_lose_ownership_cb __ARGS((Widget, Atom *)); |
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1950 static void clip_x11_timestamp_cb __ARGS((Widget w, XtPointer n, XEvent *event, Boolean *cont)); |
| 2586 | 1951 static void clip_x11_request_selection_cb __ARGS((Widget, XtPointer, Atom *, Atom *, XtPointer, long_u *, int *)); |
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1952 |
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1953 /* |
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1954 * Property callback to get a timestamp for XtOwnSelection. |
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1955 */ |
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1956 static void |
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1957 clip_x11_timestamp_cb(w, n, event, cont) |
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1958 Widget w; |
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1959 XtPointer n UNUSED; |
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1960 XEvent *event; |
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1961 Boolean *cont UNUSED; |
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1962 { |
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1963 Atom actual_type; |
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1964 int format; |
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1965 unsigned long nitems, bytes_after; |
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1966 unsigned char *prop=NULL; |
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1967 XPropertyEvent *xproperty=&event->xproperty; |
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1968 |
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1969 /* Must be a property notify, state can't be Delete (True), has to be |
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1970 * one of the supported selection types. */ |
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1971 if (event->type != PropertyNotify || xproperty->state |
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1972 || (xproperty->atom != clip_star.sel_atom |
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1973 && xproperty->atom != clip_plus.sel_atom)) |
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1974 return; |
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1975 |
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1976 if (XGetWindowProperty(xproperty->display, xproperty->window, |
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1977 xproperty->atom, 0, 0, False, timestamp_atom, &actual_type, &format, |
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1978 &nitems, &bytes_after, &prop)) |
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1979 return; |
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1980 |
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1981 if (prop) |
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1982 XFree(prop); |
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1983 |
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1984 /* Make sure the property type is "TIMESTAMP" and it's 32 bits. */ |
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1985 if (actual_type != timestamp_atom || format != 32) |
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1986 return; |
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1987 |
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1988 /* Get the selection, using the event timestamp. */ |
| 2586 | 1989 if (XtOwnSelection(w, xproperty->atom, xproperty->time, |
| 1990 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
| 1991 NULL) == OK) | |
| 1992 { | |
| 1993 /* Set the "owned" flag now, there may have been a call to | |
| 1994 * lose_ownership_cb in between. */ | |
| 1995 if (xproperty->atom == clip_plus.sel_atom) | |
| 1996 clip_plus.owned = TRUE; | |
| 1997 else | |
| 1998 clip_star.owned = TRUE; | |
| 1999 } | |
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2000 } |
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2001 |
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2002 void |
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2003 x11_setup_selection(w) |
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2004 Widget w; |
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2005 { |
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2006 XtAddEventHandler(w, PropertyChangeMask, False, |
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2007 /*(XtEventHandler)*/clip_x11_timestamp_cb, (XtPointer)NULL); |
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2008 } |
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2009 |
| 7 | 2010 static void |
| 2011 clip_x11_request_selection_cb(w, success, sel_atom, type, value, length, | |
| 2012 format) | |
| 1883 | 2013 Widget w UNUSED; |
| 7 | 2014 XtPointer success; |
| 2015 Atom *sel_atom; | |
| 2016 Atom *type; | |
| 2017 XtPointer value; | |
| 2018 long_u *length; | |
| 2019 int *format; | |
| 2020 { | |
| 2896 | 2021 int motion_type = MAUTO; |
| 7 | 2022 long_u len; |
| 2023 char_u *p; | |
| 2024 char **text_list = NULL; | |
| 2025 VimClipboard *cbd; | |
| 2026 #ifdef FEAT_MBYTE | |
| 2027 char_u *tmpbuf = NULL; | |
| 2028 #endif | |
| 2029 | |
| 2030 if (*sel_atom == clip_plus.sel_atom) | |
| 2031 cbd = &clip_plus; | |
| 2032 else | |
| 2033 cbd = &clip_star; | |
| 2034 | |
| 2035 if (value == NULL || *length == 0) | |
| 2036 { | |
| 1719 | 2037 clip_free_selection(cbd); /* nothing received, clear register */ |
| 7 | 2038 *(int *)success = FALSE; |
| 2039 return; | |
| 2040 } | |
| 2041 p = (char_u *)value; | |
| 2042 len = *length; | |
| 2043 if (*type == vim_atom) | |
| 2044 { | |
| 2045 motion_type = *p++; | |
| 2046 len--; | |
| 2047 } | |
| 2048 | |
| 2049 #ifdef FEAT_MBYTE | |
| 2050 else if (*type == vimenc_atom) | |
| 2051 { | |
| 2052 char_u *enc; | |
| 2053 vimconv_T conv; | |
| 2054 int convlen; | |
| 2055 | |
| 2056 motion_type = *p++; | |
| 2057 --len; | |
| 2058 | |
| 2059 enc = p; | |
| 2060 p += STRLEN(p) + 1; | |
| 2061 len -= p - enc; | |
| 2062 | |
| 2063 /* If the encoding of the text is different from 'encoding', attempt | |
| 2064 * converting it. */ | |
| 2065 conv.vc_type = CONV_NONE; | |
| 2066 convert_setup(&conv, enc, p_enc); | |
| 2067 if (conv.vc_type != CONV_NONE) | |
| 2068 { | |
| 2069 convlen = len; /* Need to use an int here. */ | |
| 2070 tmpbuf = string_convert(&conv, p, &convlen); | |
| 2071 len = convlen; | |
| 2072 if (tmpbuf != NULL) | |
| 2073 p = tmpbuf; | |
| 2074 convert_setup(&conv, NULL, NULL); | |
| 2075 } | |
| 2076 } | |
| 2077 #endif | |
| 2078 | |
| 3346 | 2079 else if (*type == compound_text_atom |
| 2080 #ifdef FEAT_MBYTE | |
| 2081 || *type == utf8_atom | |
| 2082 #endif | |
| 2083 || ( | |
| 7 | 2084 #ifdef FEAT_MBYTE |
| 2085 enc_dbcs != 0 && | |
| 2086 #endif | |
| 2087 *type == text_atom)) | |
| 2088 { | |
| 2089 XTextProperty text_prop; | |
| 2090 int n_text = 0; | |
| 2091 int status; | |
| 2092 | |
| 2093 text_prop.value = (unsigned char *)value; | |
| 2094 text_prop.encoding = *type; | |
| 2095 text_prop.format = *format; | |
| 1719 | 2096 text_prop.nitems = len; |
| 7 | 2097 status = XmbTextPropertyToTextList(X_DISPLAY, &text_prop, |
| 2098 &text_list, &n_text); | |
| 2099 if (status != Success || n_text < 1) | |
| 2100 { | |
| 2101 *(int *)success = FALSE; | |
| 2102 return; | |
| 2103 } | |
| 2104 p = (char_u *)text_list[0]; | |
| 2105 len = STRLEN(p); | |
| 2106 } | |
| 2107 clip_yank_selection(motion_type, p, (long)len, cbd); | |
| 2108 | |
| 2109 if (text_list != NULL) | |
| 2110 XFreeStringList(text_list); | |
| 2111 #ifdef FEAT_MBYTE | |
| 2112 vim_free(tmpbuf); | |
| 2113 #endif | |
| 2114 XtFree((char *)value); | |
| 2115 *(int *)success = TRUE; | |
| 2116 } | |
| 2117 | |
| 2118 void | |
| 2119 clip_x11_request_selection(myShell, dpy, cbd) | |
| 2120 Widget myShell; | |
| 2121 Display *dpy; | |
| 2122 VimClipboard *cbd; | |
| 2123 { | |
| 2124 XEvent event; | |
| 2125 Atom type; | |
| 2126 static int success; | |
| 2127 int i; | |
| 1715 | 2128 time_t start_time; |
| 2129 int timed_out = FALSE; | |
| 7 | 2130 |
| 2131 for (i = | |
| 2132 #ifdef FEAT_MBYTE | |
| 2133 0 | |
| 2134 #else | |
| 2135 1 | |
| 2136 #endif | |
| 3346 | 2137 ; i < 6; i++) |
| 7 | 2138 { |
| 2139 switch (i) | |
| 2140 { | |
| 2141 #ifdef FEAT_MBYTE | |
| 2142 case 0: type = vimenc_atom; break; | |
| 2143 #endif | |
| 2144 case 1: type = vim_atom; break; | |
| 3346 | 2145 #ifdef FEAT_MBYTE |
| 2146 case 2: type = utf8_atom; break; | |
| 2147 #endif | |
| 2148 case 3: type = compound_text_atom; break; | |
| 2149 case 4: type = text_atom; break; | |
| 7 | 2150 default: type = XA_STRING; |
| 2151 } | |
| 3346 | 2152 #ifdef FEAT_MBYTE |
| 2153 if (type == utf8_atom && !enc_utf8) | |
| 2154 /* Only request utf-8 when 'encoding' is utf8. */ | |
| 2155 continue; | |
| 2156 #endif | |
| 1719 | 2157 success = MAYBE; |
| 7 | 2158 XtGetSelectionValue(myShell, cbd->sel_atom, type, |
| 2159 clip_x11_request_selection_cb, (XtPointer)&success, CurrentTime); | |
| 2160 | |
| 2161 /* Make sure the request for the selection goes out before waiting for | |
| 2162 * a response. */ | |
| 2163 XFlush(dpy); | |
| 2164 | |
| 2165 /* | |
| 2166 * Wait for result of selection request, otherwise if we type more | |
| 2167 * characters, then they will appear before the one that requested the | |
| 2168 * paste! Don't worry, we will catch up with any other events later. | |
| 2169 */ | |
| 1715 | 2170 start_time = time(NULL); |
| 1719 | 2171 while (success == MAYBE) |
| 7 | 2172 { |
| 1719 | 2173 if (XCheckTypedEvent(dpy, SelectionNotify, &event) |
| 2174 || XCheckTypedEvent(dpy, SelectionRequest, &event) | |
| 2175 || XCheckTypedEvent(dpy, PropertyNotify, &event)) | |
| 1715 | 2176 { |
| 1719 | 2177 /* This is where clip_x11_request_selection_cb() should be |
| 2178 * called. It may actually happen a bit later, so we loop | |
| 2179 * until "success" changes. | |
| 2180 * We may get a SelectionRequest here and if we don't handle | |
| 2181 * it we hang. KDE klipper does this, for example. | |
| 2182 * We need to handle a PropertyNotify for large selections. */ | |
| 1715 | 2183 XtDispatchEvent(&event); |
| 1719 | 2184 continue; |
| 1715 | 2185 } |
| 7 | 2186 |
| 1715 | 2187 /* Time out after 2 to 3 seconds to avoid that we hang when the |
| 2188 * other process doesn't respond. Note that the SelectionNotify | |
| 2189 * event may still come later when the selection owner comes back | |
| 1719 | 2190 * to life and the text gets inserted unexpectedly. Don't know |
| 2191 * why that happens or how to avoid that :-(. */ | |
| 1715 | 2192 if (time(NULL) > start_time + 2) |
| 2193 { | |
| 2194 timed_out = TRUE; | |
| 2195 break; | |
| 2196 } | |
| 2197 | |
| 7 | 2198 /* Do we need this? Probably not. */ |
| 2199 XSync(dpy, False); | |
| 2200 | |
| 1715 | 2201 /* Wait for 1 msec to avoid that we eat up all CPU time. */ |
| 2202 ui_delay(1L, TRUE); | |
| 7 | 2203 } |
| 2204 | |
| 1719 | 2205 if (success == TRUE) |
| 7 | 2206 return; |
| 1715 | 2207 |
| 2208 /* don't do a retry with another type after timing out, otherwise we | |
| 2209 * hang for 15 seconds. */ | |
| 2210 if (timed_out) | |
| 2211 break; | |
| 7 | 2212 } |
| 2213 | |
| 2214 /* Final fallback position - use the X CUT_BUFFER0 store */ | |
| 1924 | 2215 yank_cut_buffer0(dpy, cbd); |
| 7 | 2216 } |
| 2217 | |
| 2218 static Boolean | |
| 2219 clip_x11_convert_selection_cb(w, sel_atom, target, type, value, length, format) | |
| 1883 | 2220 Widget w UNUSED; |
| 7 | 2221 Atom *sel_atom; |
| 2222 Atom *target; | |
| 2223 Atom *type; | |
| 2224 XtPointer *value; | |
| 2225 long_u *length; | |
| 2226 int *format; | |
| 2227 { | |
| 2228 char_u *string; | |
| 2229 char_u *result; | |
| 2230 int motion_type; | |
| 2231 VimClipboard *cbd; | |
| 2232 int i; | |
| 2233 | |
| 2234 if (*sel_atom == clip_plus.sel_atom) | |
| 2235 cbd = &clip_plus; | |
| 2236 else | |
| 2237 cbd = &clip_star; | |
| 2238 | |
| 2239 if (!cbd->owned) | |
| 2240 return False; /* Shouldn't ever happen */ | |
| 2241 | |
| 2242 /* requestor wants to know what target types we support */ | |
| 2243 if (*target == targets_atom) | |
| 2244 { | |
| 2245 Atom *array; | |
| 2246 | |
| 3346 | 2247 if ((array = (Atom *)XtMalloc((unsigned)(sizeof(Atom) * 7))) == NULL) |
| 7 | 2248 return False; |
| 2249 *value = (XtPointer)array; | |
| 2250 i = 0; | |
| 2251 array[i++] = targets_atom; | |
| 2252 #ifdef FEAT_MBYTE | |
| 2253 array[i++] = vimenc_atom; | |
| 2254 #endif | |
| 2255 array[i++] = vim_atom; | |
| 3346 | 2256 #ifdef FEAT_MBYTE |
| 2257 if (enc_utf8) | |
| 2258 array[i++] = utf8_atom; | |
| 2259 #endif | |
| 2260 array[i++] = XA_STRING; | |
| 7 | 2261 array[i++] = text_atom; |
| 2262 array[i++] = compound_text_atom; | |
| 3346 | 2263 |
| 7 | 2264 *type = XA_ATOM; |
| 2265 /* This used to be: *format = sizeof(Atom) * 8; but that caused | |
| 2266 * crashes on 64 bit machines. (Peter Derr) */ | |
| 2267 *format = 32; | |
| 2268 *length = i; | |
| 2269 return True; | |
| 2270 } | |
| 2271 | |
| 2272 if ( *target != XA_STRING | |
| 2273 #ifdef FEAT_MBYTE | |
| 2274 && *target != vimenc_atom | |
| 3346 | 2275 && *target != utf8_atom |
| 7 | 2276 #endif |
| 2277 && *target != vim_atom | |
| 2278 && *target != text_atom | |
| 2279 && *target != compound_text_atom) | |
| 2280 return False; | |
| 2281 | |
| 2282 clip_get_selection(cbd); | |
| 2283 motion_type = clip_convert_selection(&string, length, cbd); | |
| 2284 if (motion_type < 0) | |
| 2285 return False; | |
| 2286 | |
| 2287 /* For our own format, the first byte contains the motion type */ | |
| 2288 if (*target == vim_atom) | |
| 2289 (*length)++; | |
| 2290 | |
| 2291 #ifdef FEAT_MBYTE | |
| 2292 /* Our own format with encoding: motion 'encoding' NUL text */ | |
| 2293 if (*target == vimenc_atom) | |
| 2294 *length += STRLEN(p_enc) + 2; | |
| 2295 #endif | |
| 2296 | |
| 2297 *value = XtMalloc((Cardinal)*length); | |
| 2298 result = (char_u *)*value; | |
| 2299 if (result == NULL) | |
| 2300 { | |
| 2301 vim_free(string); | |
| 2302 return False; | |
| 2303 } | |
| 2304 | |
| 3346 | 2305 if (*target == XA_STRING |
| 2306 #ifdef FEAT_MBYTE | |
| 2307 || (*target == utf8_atom && enc_utf8) | |
| 2308 #endif | |
| 2309 ) | |
| 7 | 2310 { |
| 2311 mch_memmove(result, string, (size_t)(*length)); | |
| 3346 | 2312 *type = *target; |
| 7 | 2313 } |
| 3346 | 2314 else if (*target == compound_text_atom || *target == text_atom) |
| 7 | 2315 { |
| 2316 XTextProperty text_prop; | |
| 2317 char *string_nt = (char *)alloc((unsigned)*length + 1); | |
| 2318 | |
| 2319 /* create NUL terminated string which XmbTextListToTextProperty wants */ | |
| 2320 mch_memmove(string_nt, string, (size_t)*length); | |
| 2321 string_nt[*length] = NUL; | |
| 2322 XmbTextListToTextProperty(X_DISPLAY, (char **)&string_nt, 1, | |
| 2323 XCompoundTextStyle, &text_prop); | |
| 2324 vim_free(string_nt); | |
| 2325 XtFree(*value); /* replace with COMPOUND text */ | |
| 2326 *value = (XtPointer)(text_prop.value); /* from plain text */ | |
| 2327 *length = text_prop.nitems; | |
| 2328 *type = compound_text_atom; | |
| 2329 } | |
| 2330 | |
| 2331 #ifdef FEAT_MBYTE | |
| 2332 else if (*target == vimenc_atom) | |
| 2333 { | |
| 2334 int l = STRLEN(p_enc); | |
| 2335 | |
| 2336 result[0] = motion_type; | |
| 2337 STRCPY(result + 1, p_enc); | |
| 2338 mch_memmove(result + l + 2, string, (size_t)(*length - l - 2)); | |
| 2339 *type = vimenc_atom; | |
| 2340 } | |
| 2341 #endif | |
| 2342 | |
| 2343 else | |
| 2344 { | |
| 2345 result[0] = motion_type; | |
| 2346 mch_memmove(result + 1, string, (size_t)(*length - 1)); | |
| 2347 *type = vim_atom; | |
| 2348 } | |
| 2349 *format = 8; /* 8 bits per char */ | |
| 2350 vim_free(string); | |
| 2351 return True; | |
| 2352 } | |
| 2353 | |
| 2354 static void | |
| 2355 clip_x11_lose_ownership_cb(w, sel_atom) | |
| 1883 | 2356 Widget w UNUSED; |
| 7 | 2357 Atom *sel_atom; |
| 2358 { | |
| 2359 if (*sel_atom == clip_plus.sel_atom) | |
| 2360 clip_lose_selection(&clip_plus); | |
| 2361 else | |
| 2362 clip_lose_selection(&clip_star); | |
| 2363 } | |
| 2364 | |
| 2365 void | |
| 2366 clip_x11_lose_selection(myShell, cbd) | |
| 2586 | 2367 Widget myShell; |
| 7 | 2368 VimClipboard *cbd; |
| 2369 { | |
| 2370 XtDisownSelection(myShell, cbd->sel_atom, CurrentTime); | |
| 2371 } | |
| 2372 | |
| 2373 int | |
| 2374 clip_x11_own_selection(myShell, cbd) | |
| 2586 | 2375 Widget myShell; |
| 7 | 2376 VimClipboard *cbd; |
| 2377 { | |
| 2586 | 2378 /* When using the GUI we have proper timestamps, use the one of the last |
| 2379 * event. When in the console we don't get events (the terminal gets | |
| 2380 * them), Get the time by a zero-length append, clip_x11_timestamp_cb will | |
| 2381 * be called with the current timestamp. */ | |
| 2382 #ifdef FEAT_GUI | |
| 2383 if (gui.in_use) | |
| 2384 { | |
| 2385 if (XtOwnSelection(myShell, cbd->sel_atom, | |
| 2386 XtLastTimestampProcessed(XtDisplay(myShell)), | |
| 2387 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
| 2388 NULL) == False) | |
| 3312 | 2389 return FAIL; |
| 2586 | 2390 } |
| 2391 else | |
| 2392 #endif | |
| 2393 { | |
| 2394 if (!XChangeProperty(XtDisplay(myShell), XtWindow(myShell), | |
| 2395 cbd->sel_atom, timestamp_atom, 32, PropModeAppend, NULL, 0)) | |
| 3312 | 2396 return FAIL; |
| 2586 | 2397 } |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
2398 /* Flush is required in a terminal as nothing else is doing it. */ |
|
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
2399 XFlush(XtDisplay(myShell)); |
| 7 | 2400 return OK; |
| 2401 } | |
| 2402 | |
| 2403 /* | |
| 2404 * Send the current selection to the clipboard. Do nothing for X because we | |
| 2405 * will fill in the selection only when requested by another app. | |
| 2406 */ | |
| 2407 void | |
| 2408 clip_x11_set_selection(cbd) | |
| 1883 | 2409 VimClipboard *cbd UNUSED; |
| 7 | 2410 { |
| 2411 } | |
| 2412 #endif | |
| 2413 | |
| 1924 | 2414 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) \ |
| 2415 || defined(FEAT_GUI_GTK) || defined(PROTO) | |
| 2416 /* | |
| 2417 * Get the contents of the X CUT_BUFFER0 and put it in "cbd". | |
| 2418 */ | |
| 2419 void | |
| 2420 yank_cut_buffer0(dpy, cbd) | |
| 2421 Display *dpy; | |
| 2422 VimClipboard *cbd; | |
| 2423 { | |
| 2424 int nbytes = 0; | |
| 2425 char_u *buffer = (char_u *)XFetchBuffer(dpy, &nbytes, 0); | |
| 2426 | |
| 2427 if (nbytes > 0) | |
| 2428 { | |
| 2429 #ifdef FEAT_MBYTE | |
| 2430 int done = FALSE; | |
| 2431 | |
| 2432 /* CUT_BUFFER0 is supposed to be always latin1. Convert to 'enc' when | |
| 2433 * using a multi-byte encoding. Conversion between two 8-bit | |
| 2434 * character sets usually fails and the text might actually be in | |
| 2435 * 'enc' anyway. */ | |
| 2436 if (has_mbyte) | |
| 2437 { | |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
1961
diff
changeset
|
2438 char_u *conv_buf; |
| 1924 | 2439 vimconv_T vc; |
| 2440 | |
| 2441 vc.vc_type = CONV_NONE; | |
| 2442 if (convert_setup(&vc, (char_u *)"latin1", p_enc) == OK) | |
| 2443 { | |
| 2444 conv_buf = string_convert(&vc, buffer, &nbytes); | |
| 2445 if (conv_buf != NULL) | |
| 2446 { | |
| 2447 clip_yank_selection(MCHAR, conv_buf, (long)nbytes, cbd); | |
| 2448 vim_free(conv_buf); | |
| 2449 done = TRUE; | |
| 2450 } | |
| 2451 convert_setup(&vc, NULL, NULL); | |
| 2452 } | |
| 2453 } | |
| 2454 if (!done) /* use the text without conversion */ | |
| 2455 #endif | |
| 2456 clip_yank_selection(MCHAR, buffer, (long)nbytes, cbd); | |
| 2457 XFree((void *)buffer); | |
| 2458 if (p_verbose > 0) | |
| 2459 { | |
| 2460 verbose_enter(); | |
| 2461 verb_msg((char_u *)_("Used CUT_BUFFER0 instead of empty selection")); | |
| 2462 verbose_leave(); | |
| 2463 } | |
| 2464 } | |
| 2465 } | |
| 2466 #endif | |
| 2467 | |
| 7 | 2468 #if defined(FEAT_MOUSE) || defined(PROTO) |
| 2469 | |
| 2470 /* | |
| 2471 * Move the cursor to the specified row and column on the screen. | |
| 1226 | 2472 * Change current window if necessary. Returns an integer with the |
| 7 | 2473 * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. |
| 2474 * | |
| 2475 * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. | |
| 2476 * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. | |
| 2477 * | |
| 2478 * If flags has MOUSE_FOCUS, then the current window will not be changed, and | |
| 2479 * if the mouse is outside the window then the text will scroll, or if the | |
| 2480 * mouse was previously on a status line, then the status line may be dragged. | |
| 2481 * | |
| 2482 * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the | |
| 2483 * cursor is moved unless the cursor was on a status line. | |
| 2484 * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or | |
| 2485 * IN_SEP_LINE depending on where the cursor was clicked. | |
| 2486 * | |
| 2487 * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless | |
| 2488 * the mouse is on the status line of the same window. | |
| 2489 * | |
| 2490 * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since | |
| 2491 * the last call. | |
| 2492 * | |
| 2493 * If flags has MOUSE_SETPOS, nothing is done, only the current position is | |
| 2494 * remembered. | |
| 2495 */ | |
| 2496 int | |
| 2497 jump_to_mouse(flags, inclusive, which_button) | |
| 2498 int flags; | |
| 2499 int *inclusive; /* used for inclusive operator, can be NULL */ | |
| 2500 int which_button; /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ | |
| 2501 { | |
| 2502 static int on_status_line = 0; /* #lines below bottom of window */ | |
| 2503 #ifdef FEAT_VERTSPLIT | |
| 2504 static int on_sep_line = 0; /* on separator right of window */ | |
| 2505 #endif | |
| 2506 static int prev_row = -1; | |
| 2507 static int prev_col = -1; | |
| 2508 static win_T *dragwin = NULL; /* window being dragged */ | |
| 2509 static int did_drag = FALSE; /* drag was noticed */ | |
| 2510 | |
| 2511 win_T *wp, *old_curwin; | |
| 2512 pos_T old_cursor; | |
| 2513 int count; | |
| 2514 int first; | |
| 2515 int row = mouse_row; | |
| 2516 int col = mouse_col; | |
| 2517 #ifdef FEAT_FOLDING | |
| 2518 int mouse_char; | |
| 2519 #endif | |
| 2520 | |
| 2521 mouse_past_bottom = FALSE; | |
| 2522 mouse_past_eol = FALSE; | |
| 2523 | |
| 2524 if (flags & MOUSE_RELEASED) | |
| 2525 { | |
| 2526 /* On button release we may change window focus if positioned on a | |
| 2527 * status line and no dragging happened. */ | |
| 2528 if (dragwin != NULL && !did_drag) | |
| 2529 flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); | |
| 2530 dragwin = NULL; | |
| 2531 did_drag = FALSE; | |
| 2532 } | |
| 2533 | |
| 2534 if ((flags & MOUSE_DID_MOVE) | |
| 2535 && prev_row == mouse_row | |
| 2536 && prev_col == mouse_col) | |
| 2537 { | |
| 2538 retnomove: | |
| 1226 | 2539 /* before moving the cursor for a left click which is NOT in a status |
| 7 | 2540 * line, stop Visual mode */ |
| 2541 if (on_status_line) | |
| 2542 return IN_STATUS_LINE; | |
| 2543 #ifdef FEAT_VERTSPLIT | |
| 2544 if (on_sep_line) | |
| 2545 return IN_SEP_LINE; | |
| 2546 #endif | |
| 2547 #ifdef FEAT_VISUAL | |
| 2548 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2549 { | |
| 2550 end_visual_mode(); | |
| 2551 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2552 } | |
| 2553 #endif | |
| 2554 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2555 /* Continue a modeless selection in another window. */ | |
| 2556 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2557 return IN_OTHER_WIN; | |
| 2558 #endif | |
| 2559 return IN_BUFFER; | |
| 2560 } | |
| 2561 | |
| 2562 prev_row = mouse_row; | |
| 2563 prev_col = mouse_col; | |
| 2564 | |
| 2565 if (flags & MOUSE_SETPOS) | |
| 2566 goto retnomove; /* ugly goto... */ | |
| 2567 | |
| 2568 #ifdef FEAT_FOLDING | |
| 2569 /* Remember the character under the mouse, it might be a '-' or '+' in the | |
| 2570 * fold column. */ | |
| 534 | 2571 if (row >= 0 && row < Rows && col >= 0 && col <= Columns |
| 2572 && ScreenLines != NULL) | |
| 7 | 2573 mouse_char = ScreenLines[LineOffset[row] + col]; |
| 2574 else | |
| 2575 mouse_char = ' '; | |
| 2576 #endif | |
| 2577 | |
| 2578 old_curwin = curwin; | |
| 2579 old_cursor = curwin->w_cursor; | |
| 2580 | |
| 2581 if (!(flags & MOUSE_FOCUS)) | |
| 2582 { | |
| 2583 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 2584 return IN_UNKNOWN; | |
| 2585 | |
| 2586 #ifdef FEAT_WINDOWS | |
| 2587 /* find the window where the row is in */ | |
| 2588 wp = mouse_find_win(&row, &col); | |
| 2589 #else | |
| 2590 wp = firstwin; | |
| 2591 #endif | |
| 2592 dragwin = NULL; | |
| 2593 /* | |
| 2594 * winpos and height may change in win_enter()! | |
| 2595 */ | |
| 2596 if (row >= wp->w_height) /* In (or below) status line */ | |
| 2597 { | |
| 2598 on_status_line = row - wp->w_height + 1; | |
| 2599 dragwin = wp; | |
| 2600 } | |
| 2601 else | |
| 2602 on_status_line = 0; | |
| 2603 #ifdef FEAT_VERTSPLIT | |
| 2604 if (col >= wp->w_width) /* In separator line */ | |
| 2605 { | |
| 2606 on_sep_line = col - wp->w_width + 1; | |
| 2607 dragwin = wp; | |
| 2608 } | |
| 2609 else | |
| 2610 on_sep_line = 0; | |
| 2611 | |
| 2612 /* The rightmost character of the status line might be a vertical | |
| 2613 * separator character if there is no connecting window to the right. */ | |
| 2614 if (on_status_line && on_sep_line) | |
| 2615 { | |
| 2616 if (stl_connected(wp)) | |
| 2617 on_sep_line = 0; | |
| 2618 else | |
| 2619 on_status_line = 0; | |
| 2620 } | |
| 2621 #endif | |
| 2622 | |
| 2623 #ifdef FEAT_VISUAL | |
| 2624 /* Before jumping to another buffer, or moving the cursor for a left | |
| 2625 * click, stop Visual mode. */ | |
| 2626 if (VIsual_active | |
| 2627 && (wp->w_buffer != curwin->w_buffer | |
| 2628 || (!on_status_line | |
| 2629 # ifdef FEAT_VERTSPLIT | |
| 2630 && !on_sep_line | |
| 2631 # endif | |
| 2632 # ifdef FEAT_FOLDING | |
| 2633 && ( | |
| 2634 # ifdef FEAT_RIGHTLEFT | |
| 2635 wp->w_p_rl ? col < W_WIDTH(wp) - wp->w_p_fdc : | |
| 2636 # endif | |
| 2637 col >= wp->w_p_fdc | |
| 2638 # ifdef FEAT_CMDWIN | |
| 2639 + (cmdwin_type == 0 && wp == curwin ? 0 : 1) | |
| 2640 # endif | |
| 2641 ) | |
| 2642 # endif | |
| 2643 && (flags & MOUSE_MAY_STOP_VIS)))) | |
| 2644 { | |
| 2645 end_visual_mode(); | |
| 2646 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2647 } | |
| 2648 #endif | |
| 2649 #ifdef FEAT_CMDWIN | |
| 2650 if (cmdwin_type != 0 && wp != curwin) | |
| 2651 { | |
| 2652 /* 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
|
2653 * selection if possible. Allow dragging the status lines. */ |
| 7 | 2654 # ifdef FEAT_VERTSPLIT |
| 2655 on_sep_line = 0; | |
| 2656 # endif | |
| 2657 # ifdef FEAT_CLIPBOARD | |
| 2658 if (on_status_line) | |
| 2659 return IN_STATUS_LINE; | |
| 2660 return IN_OTHER_WIN; | |
| 2661 # else | |
| 2662 row = 0; | |
| 2663 col += wp->w_wincol; | |
| 2664 wp = curwin; | |
| 2665 # endif | |
| 2666 } | |
| 2667 #endif | |
| 2668 #ifdef FEAT_WINDOWS | |
| 2669 /* Only change window focus when not clicking on or dragging the | |
| 2670 * status line. Do change focus when releasing the mouse button | |
| 2671 * (MOUSE_FOCUS was set above if we dragged first). */ | |
| 2672 if (dragwin == NULL || (flags & MOUSE_RELEASED)) | |
| 2673 win_enter(wp, TRUE); /* can make wp invalid! */ | |
| 2674 # ifdef CHECK_DOUBLE_CLICK | |
| 2675 /* set topline, to be able to check for double click ourselves */ | |
| 2676 if (curwin != old_curwin) | |
| 2677 set_mouse_topline(curwin); | |
| 2678 # endif | |
| 2679 #endif | |
| 2680 if (on_status_line) /* In (or below) status line */ | |
| 2681 { | |
| 2682 /* Don't use start_arrow() if we're in the same window */ | |
| 2683 if (curwin == old_curwin) | |
| 2684 return IN_STATUS_LINE; | |
| 2685 else | |
| 2686 return IN_STATUS_LINE | CURSOR_MOVED; | |
| 2687 } | |
| 2688 #ifdef FEAT_VERTSPLIT | |
| 2689 if (on_sep_line) /* In (or below) status line */ | |
| 2690 { | |
| 2691 /* Don't use start_arrow() if we're in the same window */ | |
| 2692 if (curwin == old_curwin) | |
| 2693 return IN_SEP_LINE; | |
| 2694 else | |
| 2695 return IN_SEP_LINE | CURSOR_MOVED; | |
| 2696 } | |
| 2697 #endif | |
| 2698 | |
| 2699 curwin->w_cursor.lnum = curwin->w_topline; | |
| 2700 #ifdef FEAT_GUI | |
| 2701 /* remember topline, needed for double click */ | |
| 2702 gui_prev_topline = curwin->w_topline; | |
| 2703 # ifdef FEAT_DIFF | |
| 2704 gui_prev_topfill = curwin->w_topfill; | |
| 2705 # endif | |
| 2706 #endif | |
| 2707 } | |
| 2708 else if (on_status_line && which_button == MOUSE_LEFT) | |
| 2709 { | |
| 2710 #ifdef FEAT_WINDOWS | |
| 2711 if (dragwin != NULL) | |
| 2712 { | |
| 2713 /* Drag the status line */ | |
| 2714 count = row - dragwin->w_winrow - dragwin->w_height + 1 | |
| 2715 - on_status_line; | |
| 2716 win_drag_status_line(dragwin, count); | |
| 2717 did_drag |= count; | |
| 2718 } | |
| 2719 #endif | |
| 2720 return IN_STATUS_LINE; /* Cursor didn't move */ | |
| 2721 } | |
| 2722 #ifdef FEAT_VERTSPLIT | |
| 2723 else if (on_sep_line && which_button == MOUSE_LEFT) | |
| 2724 { | |
| 2725 if (dragwin != NULL) | |
| 2726 { | |
| 2727 /* Drag the separator column */ | |
| 2728 count = col - dragwin->w_wincol - dragwin->w_width + 1 | |
| 2729 - on_sep_line; | |
| 2730 win_drag_vsep_line(dragwin, count); | |
| 2731 did_drag |= count; | |
| 2732 } | |
| 2733 return IN_SEP_LINE; /* Cursor didn't move */ | |
| 2734 } | |
| 2735 #endif | |
| 2736 else /* keep_window_focus must be TRUE */ | |
| 2737 { | |
| 2738 #ifdef FEAT_VISUAL | |
| 2739 /* before moving the cursor for a left click, stop Visual mode */ | |
| 2740 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2741 { | |
| 2742 end_visual_mode(); | |
| 2743 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2744 } | |
| 2745 #endif | |
| 2746 | |
| 2747 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2748 /* Continue a modeless selection in another window. */ | |
| 2749 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2750 return IN_OTHER_WIN; | |
| 2751 #endif | |
| 2752 | |
| 2753 row -= W_WINROW(curwin); | |
| 2754 #ifdef FEAT_VERTSPLIT | |
| 2755 col -= W_WINCOL(curwin); | |
| 2756 #endif | |
| 2757 | |
| 2758 /* | |
| 2759 * When clicking beyond the end of the window, scroll the screen. | |
| 2760 * Scroll by however many rows outside the window we are. | |
| 2761 */ | |
| 2762 if (row < 0) | |
| 2763 { | |
| 2764 count = 0; | |
| 2765 for (first = TRUE; curwin->w_topline > 1; ) | |
| 2766 { | |
| 2767 #ifdef FEAT_DIFF | |
| 2768 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2769 ++count; | |
| 2770 else | |
| 2771 #endif | |
| 2772 count += plines(curwin->w_topline - 1); | |
| 2773 if (!first && count > -row) | |
| 2774 break; | |
| 2775 first = FALSE; | |
| 2776 #ifdef FEAT_FOLDING | |
| 2777 hasFolding(curwin->w_topline, &curwin->w_topline, NULL); | |
| 2778 #endif | |
| 2779 #ifdef FEAT_DIFF | |
| 2780 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2781 ++curwin->w_topfill; | |
| 2782 else | |
| 2783 #endif | |
| 2784 { | |
| 2785 --curwin->w_topline; | |
| 2786 #ifdef FEAT_DIFF | |
| 2787 curwin->w_topfill = 0; | |
| 2788 #endif | |
| 2789 } | |
| 2790 } | |
| 2791 #ifdef FEAT_DIFF | |
| 2792 check_topfill(curwin, FALSE); | |
| 2793 #endif | |
| 2794 curwin->w_valid &= | |
| 2795 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2796 redraw_later(VALID); | |
| 2797 row = 0; | |
| 2798 } | |
| 2799 else if (row >= curwin->w_height) | |
| 2800 { | |
| 2801 count = 0; | |
| 2802 for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; ) | |
| 2803 { | |
| 2804 #ifdef FEAT_DIFF | |
| 2805 if (curwin->w_topfill > 0) | |
| 2806 ++count; | |
| 2807 else | |
| 2808 #endif | |
| 2809 count += plines(curwin->w_topline); | |
| 2810 if (!first && count > row - curwin->w_height + 1) | |
| 2811 break; | |
| 2812 first = FALSE; | |
| 2813 #ifdef FEAT_FOLDING | |
| 2814 if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) | |
| 2815 && curwin->w_topline == curbuf->b_ml.ml_line_count) | |
| 2816 break; | |
| 2817 #endif | |
| 2818 #ifdef FEAT_DIFF | |
| 2819 if (curwin->w_topfill > 0) | |
| 2820 --curwin->w_topfill; | |
| 2821 else | |
| 2822 #endif | |
| 2823 { | |
| 2824 ++curwin->w_topline; | |
| 2825 #ifdef FEAT_DIFF | |
| 2826 curwin->w_topfill = | |
| 2827 diff_check_fill(curwin, curwin->w_topline); | |
| 2828 #endif | |
| 2829 } | |
| 2830 } | |
| 2831 #ifdef FEAT_DIFF | |
| 2832 check_topfill(curwin, FALSE); | |
| 2833 #endif | |
| 2834 redraw_later(VALID); | |
| 2835 curwin->w_valid &= | |
| 2836 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2837 row = curwin->w_height - 1; | |
| 2838 } | |
| 2839 else if (row == 0) | |
| 2840 { | |
| 2841 /* When dragging the mouse, while the text has been scrolled up as | |
| 2842 * far as it goes, moving the mouse in the top line should scroll | |
| 2843 * the text down (done later when recomputing w_topline). */ | |
| 1164 | 2844 if (mouse_dragging > 0 |
| 7 | 2845 && curwin->w_cursor.lnum |
| 2846 == curwin->w_buffer->b_ml.ml_line_count | |
| 2847 && curwin->w_cursor.lnum == curwin->w_topline) | |
| 2848 curwin->w_valid &= ~(VALID_TOPLINE); | |
| 2849 } | |
| 2850 } | |
| 2851 | |
| 2852 #ifdef FEAT_FOLDING | |
| 2853 /* Check for position outside of the fold column. */ | |
| 2854 if ( | |
| 2855 # ifdef FEAT_RIGHTLEFT | |
| 2856 curwin->w_p_rl ? col < W_WIDTH(curwin) - curwin->w_p_fdc : | |
| 2857 # endif | |
| 2858 col >= curwin->w_p_fdc | |
| 2859 # ifdef FEAT_CMDWIN | |
| 2860 + (cmdwin_type == 0 ? 0 : 1) | |
| 2861 # endif | |
| 2862 ) | |
| 2863 mouse_char = ' '; | |
| 2864 #endif | |
| 2865 | |
| 2866 /* compute the position in the buffer line from the posn on the screen */ | |
| 2867 if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) | |
| 2868 mouse_past_bottom = TRUE; | |
| 2869 | |
| 2870 #ifdef FEAT_VISUAL | |
| 2871 /* Start Visual mode before coladvance(), for when 'sel' != "old" */ | |
| 2872 if ((flags & MOUSE_MAY_VIS) && !VIsual_active) | |
| 2873 { | |
| 2874 check_visual_highlight(); | |
| 2875 VIsual = old_cursor; | |
| 2876 VIsual_active = TRUE; | |
| 2877 VIsual_reselect = TRUE; | |
| 2878 /* if 'selectmode' contains "mouse", start Select mode */ | |
| 2879 may_start_select('o'); | |
| 2880 setmouse(); | |
| 642 | 2881 if (p_smd && msg_silent == 0) |
| 7 | 2882 redraw_cmdline = TRUE; /* show visual mode later */ |
| 2883 } | |
| 2884 #endif | |
| 2885 | |
| 2886 curwin->w_curswant = col; | |
| 2887 curwin->w_set_curswant = FALSE; /* May still have been TRUE */ | |
| 2888 if (coladvance(col) == FAIL) /* Mouse click beyond end of line */ | |
| 2889 { | |
| 2890 if (inclusive != NULL) | |
| 2891 *inclusive = TRUE; | |
| 2892 mouse_past_eol = TRUE; | |
| 2893 } | |
| 2894 else if (inclusive != NULL) | |
| 2895 *inclusive = FALSE; | |
| 2896 | |
| 2897 count = IN_BUFFER; | |
| 2898 if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum | |
| 2899 || curwin->w_cursor.col != old_cursor.col) | |
| 2900 count |= CURSOR_MOVED; /* Cursor has moved */ | |
| 2901 | |
| 2902 #ifdef FEAT_FOLDING | |
| 2903 if (mouse_char == '+') | |
| 2904 count |= MOUSE_FOLD_OPEN; | |
| 2905 else if (mouse_char != ' ') | |
| 2906 count |= MOUSE_FOLD_CLOSE; | |
| 2907 #endif | |
| 2908 | |
| 2909 return count; | |
| 2910 } | |
| 2911 | |
| 2912 /* | |
| 2913 * Compute the position in the buffer line from the posn on the screen in | |
| 2914 * window "win". | |
| 2915 * Returns TRUE if the position is below the last line. | |
| 2916 */ | |
| 2917 int | |
| 2918 mouse_comp_pos(win, rowp, colp, lnump) | |
| 2919 win_T *win; | |
| 2920 int *rowp; | |
| 2921 int *colp; | |
| 2922 linenr_T *lnump; | |
| 2923 { | |
| 2924 int col = *colp; | |
| 2925 int row = *rowp; | |
| 2926 linenr_T lnum; | |
| 2927 int retval = FALSE; | |
| 2928 int off; | |
| 2929 int count; | |
| 2930 | |
| 2931 #ifdef FEAT_RIGHTLEFT | |
| 2932 if (win->w_p_rl) | |
| 2933 col = W_WIDTH(win) - 1 - col; | |
| 2934 #endif | |
| 2935 | |
| 2936 lnum = win->w_topline; | |
| 2937 | |
| 2938 while (row > 0) | |
| 2939 { | |
| 2940 #ifdef FEAT_DIFF | |
| 2941 /* Don't include filler lines in "count" */ | |
| 237 | 2942 if (win->w_p_diff |
| 2943 # ifdef FEAT_FOLDING | |
| 2944 && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) | |
| 2945 # endif | |
| 2946 ) | |
| 7 | 2947 { |
| 2948 if (lnum == win->w_topline) | |
| 2949 row -= win->w_topfill; | |
| 2950 else | |
| 2951 row -= diff_check_fill(win, lnum); | |
| 2952 count = plines_win_nofill(win, lnum, TRUE); | |
| 2953 } | |
| 2954 else | |
| 2955 #endif | |
| 2956 count = plines_win(win, lnum, TRUE); | |
| 2957 if (count > row) | |
| 2958 break; /* Position is in this buffer line. */ | |
| 2959 #ifdef FEAT_FOLDING | |
| 2960 (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); | |
| 2961 #endif | |
| 2962 if (lnum == win->w_buffer->b_ml.ml_line_count) | |
| 2963 { | |
| 2964 retval = TRUE; | |
| 2965 break; /* past end of file */ | |
| 2966 } | |
| 2967 row -= count; | |
| 2968 ++lnum; | |
| 2969 } | |
| 2970 | |
| 2971 if (!retval) | |
| 2972 { | |
| 2973 /* Compute the column without wrapping. */ | |
| 2974 off = win_col_off(win) - win_col_off2(win); | |
| 2975 if (col < off) | |
| 2976 col = off; | |
| 2977 col += row * (W_WIDTH(win) - off); | |
| 2978 /* add skip column (for long wrapping line) */ | |
| 2979 col += win->w_skipcol; | |
| 2980 } | |
| 2981 | |
| 2982 if (!win->w_p_wrap) | |
| 2983 col += win->w_leftcol; | |
| 2984 | |
| 2985 /* skip line number and fold column in front of the line */ | |
| 2986 col -= win_col_off(win); | |
| 2987 if (col < 0) | |
| 2988 { | |
| 2989 #ifdef FEAT_NETBEANS_INTG | |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2270
diff
changeset
|
2990 netbeans_gutter_click(lnum); |
| 7 | 2991 #endif |
| 2992 col = 0; | |
| 2993 } | |
| 2994 | |
| 2995 *colp = col; | |
| 2996 *rowp = row; | |
| 2997 *lnump = lnum; | |
| 2998 return retval; | |
| 2999 } | |
| 3000 | |
| 3001 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 3002 /* | |
| 3003 * Find the window at screen position "*rowp" and "*colp". The positions are | |
| 3004 * updated to become relative to the top-left of the window. | |
| 3005 */ | |
| 3006 win_T * | |
| 3007 mouse_find_win(rowp, colp) | |
| 3008 int *rowp; | |
| 1883 | 3009 int *colp UNUSED; |
| 7 | 3010 { |
| 3011 frame_T *fp; | |
| 3012 | |
| 3013 fp = topframe; | |
| 667 | 3014 *rowp -= firstwin->w_winrow; |
| 7 | 3015 for (;;) |
| 3016 { | |
| 3017 if (fp->fr_layout == FR_LEAF) | |
| 3018 break; | |
| 3019 #ifdef FEAT_VERTSPLIT | |
| 3020 if (fp->fr_layout == FR_ROW) | |
| 3021 { | |
| 3022 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 3023 { | |
| 3024 if (*colp < fp->fr_width) | |
| 3025 break; | |
| 3026 *colp -= fp->fr_width; | |
| 3027 } | |
| 3028 } | |
| 3029 #endif | |
| 3030 else /* fr_layout == FR_COL */ | |
| 3031 { | |
| 3032 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 3033 { | |
| 3034 if (*rowp < fp->fr_height) | |
| 3035 break; | |
| 3036 *rowp -= fp->fr_height; | |
| 3037 } | |
| 3038 } | |
| 3039 } | |
| 3040 return fp->fr_win; | |
| 3041 } | |
| 3042 #endif | |
| 3043 | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3044 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \ |
| 7 | 3045 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
| 3046 || defined(FEAT_GUI_PHOTON) || defined(PROTO) | |
| 3047 /* | |
| 3048 * Translate window coordinates to buffer position without any side effects | |
| 3049 */ | |
| 3050 int | |
| 3051 get_fpos_of_mouse(mpos) | |
| 3052 pos_T *mpos; | |
| 3053 { | |
| 3054 win_T *wp; | |
| 3055 int row = mouse_row; | |
| 3056 int col = mouse_col; | |
| 3057 | |
| 3058 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 3059 return IN_UNKNOWN; | |
| 3060 | |
| 3061 #ifdef FEAT_WINDOWS | |
| 3062 /* find the window where the row is in */ | |
| 3063 wp = mouse_find_win(&row, &col); | |
| 3064 #else | |
| 3065 wp = firstwin; | |
| 3066 #endif | |
| 3067 /* | |
| 3068 * winpos and height may change in win_enter()! | |
| 3069 */ | |
| 3070 if (row >= wp->w_height) /* In (or below) status line */ | |
| 3071 return IN_STATUS_LINE; | |
| 3072 #ifdef FEAT_VERTSPLIT | |
| 3073 if (col >= wp->w_width) /* In vertical separator line */ | |
| 3074 return IN_SEP_LINE; | |
| 3075 #endif | |
| 3076 | |
| 3077 if (wp != curwin) | |
| 3078 return IN_UNKNOWN; | |
| 3079 | |
| 3080 /* compute the position in the buffer line from the posn on the screen */ | |
| 3081 if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum)) | |
| 3082 return IN_STATUS_LINE; /* past bottom */ | |
| 3083 | |
| 3084 mpos->col = vcol2col(wp, mpos->lnum, col); | |
| 3085 | |
| 3086 if (mpos->col > 0) | |
| 3087 --mpos->col; | |
|
2445
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3088 #ifdef FEAT_VIRTUALEDIT |
|
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3089 mpos->coladd = 0; |
|
04dae202d316
Fixes for coverity warnings.
Bram Moolenaar <bram@vim.org>
parents:
2428
diff
changeset
|
3090 #endif |
| 7 | 3091 return IN_BUFFER; |
| 3092 } | |
| 3093 | |
| 3094 /* | |
| 3095 * Convert a virtual (screen) column to a character column. | |
| 3096 * The first column is one. | |
| 3097 */ | |
| 3098 int | |
| 3099 vcol2col(wp, lnum, vcol) | |
| 3100 win_T *wp; | |
| 3101 linenr_T lnum; | |
| 3102 int vcol; | |
| 3103 { | |
| 3104 /* try to advance to the specified column */ | |
| 3105 int count = 0; | |
| 3106 char_u *ptr; | |
| 1961 | 3107 char_u *start; |
| 7 | 3108 |
| 1961 | 3109 start = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); |
| 7 | 3110 while (count <= vcol && *ptr != NUL) |
| 3111 { | |
| 3112 count += win_lbr_chartabsize(wp, ptr, count, NULL); | |
| 39 | 3113 mb_ptr_adv(ptr); |
| 7 | 3114 } |
| 1961 | 3115 return (int)(ptr - start); |
| 7 | 3116 } |
| 3117 #endif | |
| 3118 | |
| 3119 #endif /* FEAT_MOUSE */ | |
| 3120 | |
| 3121 #if defined(FEAT_GUI) || defined(WIN3264) || defined(PROTO) | |
| 3122 /* | |
| 3123 * Called when focus changed. Used for the GUI or for systems where this can | |
| 3124 * be done in the console (Win32). | |
| 3125 */ | |
| 3126 void | |
| 3127 ui_focus_change(in_focus) | |
| 3128 int in_focus; /* TRUE if focus gained. */ | |
| 3129 { | |
| 3130 static time_t last_time = (time_t)0; | |
| 3131 int need_redraw = FALSE; | |
| 3132 | |
| 3133 /* When activated: Check if any file was modified outside of Vim. | |
| 3134 * Only do this when not done within the last two seconds (could get | |
| 3135 * several events in a row). */ | |
| 3136 if (in_focus && last_time + 2 < time(NULL)) | |
| 3137 { | |
| 3138 need_redraw = check_timestamps( | |
| 3139 # ifdef FEAT_GUI | |
| 3140 gui.in_use | |
| 3141 # else | |
| 3142 FALSE | |
| 3143 # endif | |
| 3144 ); | |
| 3145 last_time = time(NULL); | |
| 3146 } | |
| 3147 | |
| 3148 #ifdef FEAT_AUTOCMD | |
| 3149 /* | |
| 3150 * Fire the focus gained/lost autocommand. | |
| 3151 */ | |
| 3152 need_redraw |= apply_autocmds(in_focus ? EVENT_FOCUSGAINED | |
| 3153 : EVENT_FOCUSLOST, NULL, NULL, FALSE, curbuf); | |
| 3154 #endif | |
| 3155 | |
| 3156 if (need_redraw) | |
| 3157 { | |
| 3158 /* Something was executed, make sure the cursor is put back where it | |
| 3159 * belongs. */ | |
| 3160 need_wait_return = FALSE; | |
| 3161 | |
| 3162 if (State & CMDLINE) | |
| 3163 redrawcmdline(); | |
| 3164 else if (State == HITRETURN || State == SETWSIZE || State == ASKMORE | |
| 3165 || State == EXTERNCMD || State == CONFIRM || exmode_active) | |
| 3166 repeat_message(); | |
| 3167 else if ((State & NORMAL) || (State & INSERT)) | |
| 3168 { | |
| 3169 if (must_redraw != 0) | |
| 3170 update_screen(0); | |
| 3171 setcursor(); | |
| 3172 } | |
| 3173 cursor_on(); /* redrawing may have switched it off */ | |
| 3174 out_flush(); | |
| 3175 # ifdef FEAT_GUI | |
| 3176 if (gui.in_use) | |
| 3177 { | |
| 3178 gui_update_cursor(FALSE, TRUE); | |
| 3179 gui_update_scrollbars(FALSE); | |
| 3180 } | |
| 3181 # endif | |
| 3182 } | |
| 3183 #ifdef FEAT_TITLE | |
| 3184 /* File may have been changed from 'readonly' to 'noreadonly' */ | |
| 3185 if (need_maketitle) | |
| 3186 maketitle(); | |
| 3187 #endif | |
| 3188 } | |
| 3189 #endif | |
| 3190 | |
| 3191 #if defined(USE_IM_CONTROL) || defined(PROTO) | |
| 3192 /* | |
| 3193 * Save current Input Method status to specified place. | |
| 3194 */ | |
| 3195 void | |
| 3196 im_save_status(psave) | |
| 3197 long *psave; | |
| 3198 { | |
| 3199 /* Don't save when 'imdisable' is set or "xic" is NULL, IM is always | |
| 3200 * disabled then (but might start later). | |
| 3201 * Also don't save when inside a mapping, vgetc_im_active has not been set | |
| 3202 * then. | |
| 3203 * And don't save when the keys were stuffed (e.g., for a "." command). | |
| 3204 * And don't save when the GUI is running but our window doesn't have | |
| 3205 * input focus (e.g., when a find dialog is open). */ | |
| 3206 if (!p_imdisable && KeyTyped && !KeyStuffed | |
| 3207 # ifdef FEAT_XIM | |
| 3208 && xic != NULL | |
| 3209 # endif | |
| 3210 # ifdef FEAT_GUI | |
| 3211 && (!gui.in_use || gui.in_focus) | |
| 3212 # endif | |
| 3213 ) | |
| 3214 { | |
| 3215 /* Do save when IM is on, or IM is off and saved status is on. */ | |
| 3216 if (vgetc_im_active) | |
| 3217 *psave = B_IMODE_IM; | |
| 3218 else if (*psave == B_IMODE_IM) | |
| 3219 *psave = B_IMODE_NONE; | |
| 3220 } | |
| 3221 } | |
| 3222 #endif |