Mercurial > vim
annotate src/ui.c @ 2066:2bd96108392e v7.2.351
updated for version 7.2.351
Problem: Can't build with some compilers.
Solution: Move the #ifdef outside of a macro. Cleanup the code.
| author | Bram Moolenaar <bram@zimbu.org> |
|---|---|
| date | Thu, 28 Jan 2010 22:58:16 +0100 |
| parents | 85da03763130 |
| children | 907cf09fbb32 |
| 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 | |
| 169 | 61 #if defined(UNIX) || defined(VMS) || defined(PROTO) |
| 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 */ | |
| 470 if (!cbd->owned && cbd->available) | |
| 471 { | |
| 472 cbd->owned = (clip_gen_own_selection(cbd) == OK); | |
| 473 #ifdef FEAT_X11 | |
| 474 if (cbd == &clip_star) | |
| 475 { | |
| 620 | 476 /* May have to show a different kind of highlighting for the |
| 477 * selected area. There is no specific redraw command for this, | |
| 478 * just redraw all windows on the current buffer. */ | |
| 7 | 479 if (cbd->owned |
| 791 | 480 && (get_real_state() == VISUAL |
| 481 || get_real_state() == SELECTMODE) | |
| 7 | 482 && clip_isautosel() |
| 483 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) | |
| 484 redraw_curbuf_later(INVERTED_ALL); | |
| 485 } | |
| 486 #endif | |
| 487 } | |
| 488 } | |
| 489 | |
| 490 void | |
| 491 clip_lose_selection(cbd) | |
| 492 VimClipboard *cbd; | |
| 493 { | |
| 494 #ifdef FEAT_X11 | |
| 495 int was_owned = cbd->owned; | |
| 496 #endif | |
| 497 int visual_selection = (cbd == &clip_star); | |
| 498 | |
| 499 clip_free_selection(cbd); | |
| 500 cbd->owned = FALSE; | |
| 501 if (visual_selection) | |
| 502 clip_clear_selection(); | |
| 503 clip_gen_lose_selection(cbd); | |
| 504 #ifdef FEAT_X11 | |
| 505 if (visual_selection) | |
| 506 { | |
| 507 /* May have to show a different kind of highlighting for the selected | |
| 508 * area. There is no specific redraw command for this, just redraw all | |
| 509 * windows on the current buffer. */ | |
| 510 if (was_owned | |
| 791 | 511 && (get_real_state() == VISUAL |
| 512 || get_real_state() == SELECTMODE) | |
| 7 | 513 && clip_isautosel() |
| 514 && hl_attr(HLF_V) != hl_attr(HLF_VNC)) | |
| 515 { | |
| 516 update_curbuf(INVERTED_ALL); | |
| 517 setcursor(); | |
| 518 cursor_on(); | |
| 519 out_flush(); | |
| 520 # ifdef FEAT_GUI | |
| 521 if (gui.in_use) | |
| 522 gui_update_cursor(TRUE, FALSE); | |
| 523 # endif | |
| 524 } | |
| 525 } | |
| 526 #endif | |
| 527 } | |
| 528 | |
| 529 void | |
| 530 clip_copy_selection() | |
| 531 { | |
| 532 if (VIsual_active && (State & NORMAL) && clip_star.available) | |
| 533 { | |
| 534 if (clip_isautosel()) | |
| 535 clip_update_selection(); | |
| 536 clip_free_selection(&clip_star); | |
| 537 clip_own_selection(&clip_star); | |
| 538 if (clip_star.owned) | |
| 539 clip_get_selection(&clip_star); | |
| 540 clip_gen_set_selection(&clip_star); | |
| 541 } | |
| 542 } | |
| 543 | |
| 544 /* | |
| 545 * Called when Visual mode is ended: update the selection. | |
| 546 */ | |
| 547 void | |
| 548 clip_auto_select() | |
| 549 { | |
| 550 if (clip_isautosel()) | |
| 551 clip_copy_selection(); | |
| 552 } | |
| 553 | |
| 554 /* | |
| 555 * Return TRUE if automatic selection of Visual area is desired. | |
| 556 */ | |
| 557 int | |
| 558 clip_isautosel() | |
| 559 { | |
| 560 return ( | |
| 561 #ifdef FEAT_GUI | |
| 562 gui.in_use ? (vim_strchr(p_go, GO_ASEL) != NULL) : | |
| 563 #endif | |
| 564 clip_autoselect); | |
| 565 } | |
| 566 | |
| 567 | |
| 568 /* | |
| 569 * Stuff for general mouse selection, without using Visual mode. | |
| 570 */ | |
| 571 | |
| 572 static int clip_compare_pos __ARGS((int row1, int col1, int row2, int col2)); | |
| 573 static void clip_invert_area __ARGS((int, int, int, int, int how)); | |
| 574 static void clip_invert_rectangle __ARGS((int row, int col, int height, int width, int invert)); | |
| 575 static void clip_get_word_boundaries __ARGS((VimClipboard *, int, int)); | |
| 576 static int clip_get_line_end __ARGS((int)); | |
| 577 static void clip_update_modeless_selection __ARGS((VimClipboard *, int, int, | |
| 578 int, int)); | |
| 579 | |
| 580 /* flags for clip_invert_area() */ | |
| 581 #define CLIP_CLEAR 1 | |
| 582 #define CLIP_SET 2 | |
| 583 #define CLIP_TOGGLE 3 | |
| 584 | |
| 585 /* | |
| 586 * Start, continue or end a modeless selection. Used when editing the | |
| 587 * command-line and in the cmdline window. | |
| 588 */ | |
| 589 void | |
| 590 clip_modeless(button, is_click, is_drag) | |
| 591 int button; | |
| 592 int is_click; | |
| 593 int is_drag; | |
| 594 { | |
| 595 int repeat; | |
| 596 | |
| 597 repeat = ((clip_star.mode == SELECT_MODE_CHAR | |
| 598 || clip_star.mode == SELECT_MODE_LINE) | |
| 599 && (mod_mask & MOD_MASK_2CLICK)) | |
| 600 || (clip_star.mode == SELECT_MODE_WORD | |
| 601 && (mod_mask & MOD_MASK_3CLICK)); | |
| 602 if (is_click && button == MOUSE_RIGHT) | |
| 603 { | |
| 604 /* Right mouse button: If there was no selection, start one. | |
| 605 * Otherwise extend the existing selection. */ | |
| 606 if (clip_star.state == SELECT_CLEARED) | |
| 607 clip_start_selection(mouse_col, mouse_row, FALSE); | |
| 608 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 609 } | |
| 610 else if (is_click) | |
| 611 clip_start_selection(mouse_col, mouse_row, repeat); | |
| 612 else if (is_drag) | |
| 613 { | |
| 614 /* Don't try extending a selection if there isn't one. Happens when | |
| 615 * button-down is in the cmdline and them moving mouse upwards. */ | |
| 616 if (clip_star.state != SELECT_CLEARED) | |
| 617 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
| 618 } | |
| 619 else /* release */ | |
| 620 clip_process_selection(MOUSE_RELEASE, mouse_col, mouse_row, FALSE); | |
| 621 } | |
| 622 | |
| 623 /* | |
| 624 * Compare two screen positions ala strcmp() | |
| 625 */ | |
| 626 static int | |
| 627 clip_compare_pos(row1, col1, row2, col2) | |
| 628 int row1; | |
| 629 int col1; | |
| 630 int row2; | |
| 631 int col2; | |
| 632 { | |
| 633 if (row1 > row2) return(1); | |
| 634 if (row1 < row2) return(-1); | |
| 635 if (col1 > col2) return(1); | |
| 636 if (col1 < col2) return(-1); | |
| 637 return(0); | |
| 638 } | |
| 639 | |
| 640 /* | |
| 641 * Start the selection | |
| 642 */ | |
| 643 void | |
| 644 clip_start_selection(col, row, repeated_click) | |
| 645 int col; | |
| 646 int row; | |
| 647 int repeated_click; | |
| 648 { | |
| 649 VimClipboard *cb = &clip_star; | |
| 650 | |
| 651 if (cb->state == SELECT_DONE) | |
| 652 clip_clear_selection(); | |
| 653 | |
| 654 row = check_row(row); | |
| 655 col = check_col(col); | |
| 656 #ifdef FEAT_MBYTE | |
| 657 col = mb_fix_col(col, row); | |
| 658 #endif | |
| 659 | |
| 660 cb->start.lnum = row; | |
| 661 cb->start.col = col; | |
| 662 cb->end = cb->start; | |
| 663 cb->origin_row = (short_u)cb->start.lnum; | |
| 664 cb->state = SELECT_IN_PROGRESS; | |
| 665 | |
| 666 if (repeated_click) | |
| 667 { | |
| 668 if (++cb->mode > SELECT_MODE_LINE) | |
| 669 cb->mode = SELECT_MODE_CHAR; | |
| 670 } | |
| 671 else | |
| 672 cb->mode = SELECT_MODE_CHAR; | |
| 673 | |
| 674 #ifdef FEAT_GUI | |
| 675 /* clear the cursor until the selection is made */ | |
| 676 if (gui.in_use) | |
| 677 gui_undraw_cursor(); | |
| 678 #endif | |
| 679 | |
| 680 switch (cb->mode) | |
| 681 { | |
| 682 case SELECT_MODE_CHAR: | |
| 683 cb->origin_start_col = cb->start.col; | |
| 684 cb->word_end_col = clip_get_line_end((int)cb->start.lnum); | |
| 685 break; | |
| 686 | |
| 687 case SELECT_MODE_WORD: | |
| 688 clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col); | |
| 689 cb->origin_start_col = cb->word_start_col; | |
| 690 cb->origin_end_col = cb->word_end_col; | |
| 691 | |
| 692 clip_invert_area((int)cb->start.lnum, cb->word_start_col, | |
| 693 (int)cb->end.lnum, cb->word_end_col, CLIP_SET); | |
| 694 cb->start.col = cb->word_start_col; | |
| 695 cb->end.col = cb->word_end_col; | |
| 696 break; | |
| 697 | |
| 698 case SELECT_MODE_LINE: | |
| 699 clip_invert_area((int)cb->start.lnum, 0, (int)cb->start.lnum, | |
| 700 (int)Columns, CLIP_SET); | |
| 701 cb->start.col = 0; | |
| 702 cb->end.col = Columns; | |
| 703 break; | |
| 704 } | |
| 705 | |
| 706 cb->prev = cb->start; | |
| 707 | |
| 708 #ifdef DEBUG_SELECTION | |
| 709 printf("Selection started at (%u,%u)\n", cb->start.lnum, cb->start.col); | |
| 710 #endif | |
| 711 } | |
| 712 | |
| 713 /* | |
| 714 * Continue processing the selection | |
| 715 */ | |
| 716 void | |
| 717 clip_process_selection(button, col, row, repeated_click) | |
| 718 int button; | |
| 719 int col; | |
| 720 int row; | |
| 721 int_u repeated_click; | |
| 722 { | |
| 723 VimClipboard *cb = &clip_star; | |
| 724 int diff; | |
| 725 int slen = 1; /* cursor shape width */ | |
| 726 | |
| 727 if (button == MOUSE_RELEASE) | |
| 728 { | |
| 729 /* Check to make sure we have something selected */ | |
| 730 if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col) | |
| 731 { | |
| 732 #ifdef FEAT_GUI | |
| 733 if (gui.in_use) | |
| 734 gui_update_cursor(FALSE, FALSE); | |
| 735 #endif | |
| 736 cb->state = SELECT_CLEARED; | |
| 737 return; | |
| 738 } | |
| 739 | |
| 740 #ifdef DEBUG_SELECTION | |
| 741 printf("Selection ended: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 742 cb->start.col, cb->end.lnum, cb->end.col); | |
| 743 #endif | |
| 744 if (clip_isautosel() | |
| 745 || ( | |
| 746 #ifdef FEAT_GUI | |
| 747 gui.in_use ? (vim_strchr(p_go, GO_ASELML) != NULL) : | |
| 748 #endif | |
| 749 clip_autoselectml)) | |
| 750 clip_copy_modeless_selection(FALSE); | |
| 751 #ifdef FEAT_GUI | |
| 752 if (gui.in_use) | |
| 753 gui_update_cursor(FALSE, FALSE); | |
| 754 #endif | |
| 755 | |
| 756 cb->state = SELECT_DONE; | |
| 757 return; | |
| 758 } | |
| 759 | |
| 760 row = check_row(row); | |
| 761 col = check_col(col); | |
| 762 #ifdef FEAT_MBYTE | |
| 763 col = mb_fix_col(col, row); | |
| 764 #endif | |
| 765 | |
| 766 if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click) | |
| 767 return; | |
| 768 | |
| 769 /* | |
| 770 * When extending the selection with the right mouse button, swap the | |
| 771 * start and end if the position is before half the selection | |
| 772 */ | |
| 773 if (cb->state == SELECT_DONE && button == MOUSE_RIGHT) | |
| 774 { | |
| 775 /* | |
| 776 * If the click is before the start, or the click is inside the | |
| 777 * selection and the start is the closest side, set the origin to the | |
| 778 * end of the selection. | |
| 779 */ | |
| 780 if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0 | |
| 781 || (clip_compare_pos(row, col, | |
| 782 (int)cb->end.lnum, cb->end.col) < 0 | |
| 783 && (((cb->start.lnum == cb->end.lnum | |
| 784 && cb->end.col - col > col - cb->start.col)) | |
| 785 || ((diff = (cb->end.lnum - row) - | |
| 786 (row - cb->start.lnum)) > 0 | |
| 787 || (diff == 0 && col < (int)(cb->start.col + | |
| 788 cb->end.col) / 2))))) | |
| 789 { | |
| 790 cb->origin_row = (short_u)cb->end.lnum; | |
| 791 cb->origin_start_col = cb->end.col - 1; | |
| 792 cb->origin_end_col = cb->end.col; | |
| 793 } | |
| 794 else | |
| 795 { | |
| 796 cb->origin_row = (short_u)cb->start.lnum; | |
| 797 cb->origin_start_col = cb->start.col; | |
| 798 cb->origin_end_col = cb->start.col; | |
| 799 } | |
| 800 if (cb->mode == SELECT_MODE_WORD && !repeated_click) | |
| 801 cb->mode = SELECT_MODE_CHAR; | |
| 802 } | |
| 803 | |
| 804 /* set state, for when using the right mouse button */ | |
| 805 cb->state = SELECT_IN_PROGRESS; | |
| 806 | |
| 807 #ifdef DEBUG_SELECTION | |
| 808 printf("Selection extending to (%d,%d)\n", row, col); | |
| 809 #endif | |
| 810 | |
| 811 if (repeated_click && ++cb->mode > SELECT_MODE_LINE) | |
| 812 cb->mode = SELECT_MODE_CHAR; | |
| 813 | |
| 814 switch (cb->mode) | |
| 815 { | |
| 816 case SELECT_MODE_CHAR: | |
| 817 /* If we're on a different line, find where the line ends */ | |
| 818 if (row != cb->prev.lnum) | |
| 819 cb->word_end_col = clip_get_line_end(row); | |
| 820 | |
| 821 /* See if we are before or after the origin of the selection */ | |
| 822 if (clip_compare_pos(row, col, cb->origin_row, | |
| 823 cb->origin_start_col) >= 0) | |
| 824 { | |
| 825 if (col >= (int)cb->word_end_col) | |
| 826 clip_update_modeless_selection(cb, cb->origin_row, | |
| 827 cb->origin_start_col, row, (int)Columns); | |
| 828 else | |
| 829 { | |
| 830 #ifdef FEAT_MBYTE | |
| 831 if (has_mbyte && mb_lefthalve(row, col)) | |
| 832 slen = 2; | |
| 833 #endif | |
| 834 clip_update_modeless_selection(cb, cb->origin_row, | |
| 835 cb->origin_start_col, row, col + slen); | |
| 836 } | |
| 837 } | |
| 838 else | |
| 839 { | |
| 840 #ifdef FEAT_MBYTE | |
| 841 if (has_mbyte | |
| 842 && mb_lefthalve(cb->origin_row, cb->origin_start_col)) | |
| 843 slen = 2; | |
| 844 #endif | |
| 845 if (col >= (int)cb->word_end_col) | |
| 846 clip_update_modeless_selection(cb, row, cb->word_end_col, | |
| 847 cb->origin_row, cb->origin_start_col + slen); | |
| 848 else | |
| 849 clip_update_modeless_selection(cb, row, col, | |
| 850 cb->origin_row, cb->origin_start_col + slen); | |
| 851 } | |
| 852 break; | |
| 853 | |
| 854 case SELECT_MODE_WORD: | |
| 855 /* If we are still within the same word, do nothing */ | |
| 856 if (row == cb->prev.lnum && col >= (int)cb->word_start_col | |
| 857 && col < (int)cb->word_end_col && !repeated_click) | |
| 858 return; | |
| 859 | |
| 860 /* Get new word boundaries */ | |
| 861 clip_get_word_boundaries(cb, row, col); | |
| 862 | |
| 863 /* Handle being after the origin point of selection */ | |
| 864 if (clip_compare_pos(row, col, cb->origin_row, | |
| 865 cb->origin_start_col) >= 0) | |
| 866 clip_update_modeless_selection(cb, cb->origin_row, | |
| 867 cb->origin_start_col, row, cb->word_end_col); | |
| 868 else | |
| 869 clip_update_modeless_selection(cb, row, cb->word_start_col, | |
| 870 cb->origin_row, cb->origin_end_col); | |
| 871 break; | |
| 872 | |
| 873 case SELECT_MODE_LINE: | |
| 874 if (row == cb->prev.lnum && !repeated_click) | |
| 875 return; | |
| 876 | |
| 877 if (clip_compare_pos(row, col, cb->origin_row, | |
| 878 cb->origin_start_col) >= 0) | |
| 879 clip_update_modeless_selection(cb, cb->origin_row, 0, row, | |
| 880 (int)Columns); | |
| 881 else | |
| 882 clip_update_modeless_selection(cb, row, 0, cb->origin_row, | |
| 883 (int)Columns); | |
| 884 break; | |
| 885 } | |
| 886 | |
| 887 cb->prev.lnum = row; | |
| 888 cb->prev.col = col; | |
| 889 | |
| 890 #ifdef DEBUG_SELECTION | |
| 891 printf("Selection is: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
| 892 cb->start.col, cb->end.lnum, cb->end.col); | |
| 893 #endif | |
| 894 } | |
| 895 | |
| 896 #if 0 /* not used */ | |
| 897 /* | |
| 898 * Called after an Expose event to redraw the selection | |
| 899 */ | |
| 900 void | |
| 901 clip_redraw_selection(x, y, w, h) | |
| 902 int x; | |
| 903 int y; | |
| 904 int w; | |
| 905 int h; | |
| 906 { | |
| 907 VimClipboard *cb = &clip_star; | |
| 908 int row1, col1, row2, col2; | |
| 909 int row; | |
| 910 int start; | |
| 911 int end; | |
| 912 | |
| 913 if (cb->state == SELECT_CLEARED) | |
| 914 return; | |
| 915 | |
| 916 row1 = check_row(Y_2_ROW(y)); | |
| 917 col1 = check_col(X_2_COL(x)); | |
| 918 row2 = check_row(Y_2_ROW(y + h - 1)); | |
| 919 col2 = check_col(X_2_COL(x + w - 1)); | |
| 920 | |
| 921 /* Limit the rows that need to be re-drawn */ | |
| 922 if (cb->start.lnum > row1) | |
| 923 row1 = cb->start.lnum; | |
| 924 if (cb->end.lnum < row2) | |
| 925 row2 = cb->end.lnum; | |
| 926 | |
| 927 /* Look at each row that might need to be re-drawn */ | |
| 928 for (row = row1; row <= row2; row++) | |
| 929 { | |
| 930 /* For the first selection row, use the starting selection column */ | |
| 931 if (row == cb->start.lnum) | |
| 932 start = cb->start.col; | |
| 933 else | |
| 934 start = 0; | |
| 935 | |
| 936 /* For the last selection row, use the ending selection column */ | |
| 937 if (row == cb->end.lnum) | |
| 938 end = cb->end.col; | |
| 939 else | |
| 940 end = Columns; | |
| 941 | |
| 942 if (col1 > start) | |
| 943 start = col1; | |
| 944 | |
| 945 if (col2 < end) | |
| 946 end = col2 + 1; | |
| 947 | |
| 948 if (end > start) | |
| 949 gui_mch_invert_rectangle(row, start, 1, end - start); | |
| 950 } | |
| 951 } | |
| 952 #endif | |
| 953 | |
| 954 # if defined(FEAT_GUI) || defined(PROTO) | |
| 955 /* | |
| 956 * Redraw part of the selection if character at "row,col" is inside of it. | |
| 957 * Only used for the GUI. | |
| 958 */ | |
| 959 void | |
| 960 clip_may_redraw_selection(row, col, len) | |
| 961 int row, col; | |
| 962 int len; | |
| 963 { | |
| 964 int start = col; | |
| 965 int end = col + len; | |
| 966 | |
| 967 if (clip_star.state != SELECT_CLEARED | |
| 968 && row >= clip_star.start.lnum | |
| 969 && row <= clip_star.end.lnum) | |
| 970 { | |
| 971 if (row == clip_star.start.lnum && start < (int)clip_star.start.col) | |
| 972 start = clip_star.start.col; | |
| 973 if (row == clip_star.end.lnum && end > (int)clip_star.end.col) | |
| 974 end = clip_star.end.col; | |
| 975 if (end > start) | |
| 976 clip_invert_area(row, start, row, end, 0); | |
| 977 } | |
| 978 } | |
| 979 # endif | |
| 980 | |
| 981 /* | |
| 982 * Called from outside to clear selected region from the display | |
| 983 */ | |
| 984 void | |
| 985 clip_clear_selection() | |
| 986 { | |
| 987 VimClipboard *cb = &clip_star; | |
| 988 | |
| 989 if (cb->state == SELECT_CLEARED) | |
| 990 return; | |
| 991 | |
| 992 clip_invert_area((int)cb->start.lnum, cb->start.col, (int)cb->end.lnum, | |
| 993 cb->end.col, CLIP_CLEAR); | |
| 994 cb->state = SELECT_CLEARED; | |
| 995 } | |
| 996 | |
| 997 /* | |
| 998 * Clear the selection if any lines from "row1" to "row2" are inside of it. | |
| 999 */ | |
| 1000 void | |
| 1001 clip_may_clear_selection(row1, row2) | |
| 1002 int row1, row2; | |
| 1003 { | |
| 1004 if (clip_star.state == SELECT_DONE | |
| 1005 && row2 >= clip_star.start.lnum | |
| 1006 && row1 <= clip_star.end.lnum) | |
| 1007 clip_clear_selection(); | |
| 1008 } | |
| 1009 | |
| 1010 /* | |
| 1011 * Called before the screen is scrolled up or down. Adjusts the line numbers | |
| 1012 * of the selection. Call with big number when clearing the screen. | |
| 1013 */ | |
| 1014 void | |
| 1015 clip_scroll_selection(rows) | |
| 1016 int rows; /* negative for scroll down */ | |
| 1017 { | |
| 1018 int lnum; | |
| 1019 | |
| 1020 if (clip_star.state == SELECT_CLEARED) | |
| 1021 return; | |
| 1022 | |
| 1023 lnum = clip_star.start.lnum - rows; | |
| 1024 if (lnum <= 0) | |
| 1025 clip_star.start.lnum = 0; | |
| 1026 else if (lnum >= screen_Rows) /* scrolled off of the screen */ | |
| 1027 clip_star.state = SELECT_CLEARED; | |
| 1028 else | |
| 1029 clip_star.start.lnum = lnum; | |
| 1030 | |
| 1031 lnum = clip_star.end.lnum - rows; | |
| 1032 if (lnum < 0) /* scrolled off of the screen */ | |
| 1033 clip_star.state = SELECT_CLEARED; | |
| 1034 else if (lnum >= screen_Rows) | |
| 1035 clip_star.end.lnum = screen_Rows - 1; | |
| 1036 else | |
| 1037 clip_star.end.lnum = lnum; | |
| 1038 } | |
| 1039 | |
| 1040 /* | |
| 1041 * Invert a region of the display between a starting and ending row and column | |
| 1042 * Values for "how": | |
| 1043 * CLIP_CLEAR: undo inversion | |
| 1044 * CLIP_SET: set inversion | |
| 1045 * CLIP_TOGGLE: set inversion if pos1 < pos2, undo inversion otherwise. | |
| 1046 * 0: invert (GUI only). | |
| 1047 */ | |
| 1048 static void | |
| 1049 clip_invert_area(row1, col1, row2, col2, how) | |
| 1050 int row1; | |
| 1051 int col1; | |
| 1052 int row2; | |
| 1053 int col2; | |
| 1054 int how; | |
| 1055 { | |
| 1056 int invert = FALSE; | |
| 1057 | |
| 1058 if (how == CLIP_SET) | |
| 1059 invert = TRUE; | |
| 1060 | |
| 1061 /* Swap the from and to positions so the from is always before */ | |
| 1062 if (clip_compare_pos(row1, col1, row2, col2) > 0) | |
| 1063 { | |
| 1064 int tmp_row, tmp_col; | |
| 1065 | |
| 1066 tmp_row = row1; | |
| 1067 tmp_col = col1; | |
| 1068 row1 = row2; | |
| 1069 col1 = col2; | |
| 1070 row2 = tmp_row; | |
| 1071 col2 = tmp_col; | |
| 1072 } | |
| 1073 else if (how == CLIP_TOGGLE) | |
| 1074 invert = TRUE; | |
| 1075 | |
| 1076 /* If all on the same line, do it the easy way */ | |
| 1077 if (row1 == row2) | |
| 1078 { | |
| 1079 clip_invert_rectangle(row1, col1, 1, col2 - col1, invert); | |
| 1080 } | |
| 1081 else | |
| 1082 { | |
| 1083 /* Handle a piece of the first line */ | |
| 1084 if (col1 > 0) | |
| 1085 { | |
| 1086 clip_invert_rectangle(row1, col1, 1, (int)Columns - col1, invert); | |
| 1087 row1++; | |
| 1088 } | |
| 1089 | |
| 1090 /* Handle a piece of the last line */ | |
| 1091 if (col2 < Columns - 1) | |
| 1092 { | |
| 1093 clip_invert_rectangle(row2, 0, 1, col2, invert); | |
| 1094 row2--; | |
| 1095 } | |
| 1096 | |
| 1097 /* Handle the rectangle thats left */ | |
| 1098 if (row2 >= row1) | |
| 1099 clip_invert_rectangle(row1, 0, row2 - row1 + 1, (int)Columns, | |
| 1100 invert); | |
| 1101 } | |
| 1102 } | |
| 1103 | |
| 1104 /* | |
| 1105 * Invert or un-invert a rectangle of the screen. | |
| 1106 * "invert" is true if the result is inverted. | |
| 1107 */ | |
| 1108 static void | |
| 1109 clip_invert_rectangle(row, col, height, width, invert) | |
| 1110 int row; | |
| 1111 int col; | |
| 1112 int height; | |
| 1113 int width; | |
| 1114 int invert; | |
| 1115 { | |
| 1116 #ifdef FEAT_GUI | |
| 1117 if (gui.in_use) | |
| 1118 gui_mch_invert_rectangle(row, col, height, width); | |
| 1119 else | |
| 1120 #endif | |
| 1121 screen_draw_rectangle(row, col, height, width, invert); | |
| 1122 } | |
| 1123 | |
| 1124 /* | |
| 1125 * Copy the currently selected area into the '*' register so it will be | |
| 1126 * available for pasting. | |
| 1127 * When "both" is TRUE also copy to the '+' register. | |
| 1128 */ | |
| 1129 void | |
| 1130 clip_copy_modeless_selection(both) | |
| 1883 | 1131 int both UNUSED; |
| 7 | 1132 { |
| 1133 char_u *buffer; | |
| 1134 char_u *bufp; | |
| 1135 int row; | |
| 1136 int start_col; | |
| 1137 int end_col; | |
| 1138 int line_end_col; | |
| 1139 int add_newline_flag = FALSE; | |
| 1140 int len; | |
| 1141 #ifdef FEAT_MBYTE | |
| 1142 char_u *p; | |
| 1143 #endif | |
| 1144 int row1 = clip_star.start.lnum; | |
| 1145 int col1 = clip_star.start.col; | |
| 1146 int row2 = clip_star.end.lnum; | |
| 1147 int col2 = clip_star.end.col; | |
| 1148 | |
| 534 | 1149 /* Can't use ScreenLines unless initialized */ |
| 1150 if (ScreenLines == NULL) | |
| 1151 return; | |
| 1152 | |
| 7 | 1153 /* |
| 1154 * Make sure row1 <= row2, and if row1 == row2 that col1 <= col2. | |
| 1155 */ | |
| 1156 if (row1 > row2) | |
| 1157 { | |
| 1158 row = row1; row1 = row2; row2 = row; | |
| 1159 row = col1; col1 = col2; col2 = row; | |
| 1160 } | |
| 1161 else if (row1 == row2 && col1 > col2) | |
| 1162 { | |
| 1163 row = col1; col1 = col2; col2 = row; | |
| 1164 } | |
| 1165 #ifdef FEAT_MBYTE | |
| 1166 /* correct starting point for being on right halve of double-wide char */ | |
| 1167 p = ScreenLines + LineOffset[row1]; | |
| 1168 if (enc_dbcs != 0) | |
| 1169 col1 -= (*mb_head_off)(p, p + col1); | |
| 1170 else if (enc_utf8 && p[col1] == 0) | |
| 1171 --col1; | |
| 1172 #endif | |
| 1173 | |
| 1174 /* Create a temporary buffer for storing the text */ | |
| 1175 len = (row2 - row1 + 1) * Columns + 1; | |
| 1176 #ifdef FEAT_MBYTE | |
| 1177 if (enc_dbcs != 0) | |
| 1178 len *= 2; /* max. 2 bytes per display cell */ | |
| 1179 else if (enc_utf8) | |
| 714 | 1180 len *= MB_MAXBYTES; |
| 7 | 1181 #endif |
| 1182 buffer = lalloc((long_u)len, TRUE); | |
| 1183 if (buffer == NULL) /* out of memory */ | |
| 1184 return; | |
| 1185 | |
| 1186 /* Process each row in the selection */ | |
| 1187 for (bufp = buffer, row = row1; row <= row2; row++) | |
| 1188 { | |
| 1189 if (row == row1) | |
| 1190 start_col = col1; | |
| 1191 else | |
| 1192 start_col = 0; | |
| 1193 | |
| 1194 if (row == row2) | |
| 1195 end_col = col2; | |
| 1196 else | |
| 1197 end_col = Columns; | |
| 1198 | |
| 1199 line_end_col = clip_get_line_end(row); | |
| 1200 | |
| 1201 /* See if we need to nuke some trailing whitespace */ | |
| 1202 if (end_col >= Columns && (row < row2 || end_col > line_end_col)) | |
| 1203 { | |
| 1204 /* Get rid of trailing whitespace */ | |
| 1205 end_col = line_end_col; | |
| 1206 if (end_col < start_col) | |
| 1207 end_col = start_col; | |
| 1208 | |
| 1209 /* If the last line extended to the end, add an extra newline */ | |
| 1210 if (row == row2) | |
| 1211 add_newline_flag = TRUE; | |
| 1212 } | |
| 1213 | |
| 1214 /* If after the first row, we need to always add a newline */ | |
| 1215 if (row > row1 && !LineWraps[row - 1]) | |
| 1216 *bufp++ = NL; | |
| 1217 | |
| 1218 if (row < screen_Rows && end_col <= screen_Columns) | |
| 1219 { | |
| 1220 #ifdef FEAT_MBYTE | |
| 1221 if (enc_dbcs != 0) | |
| 1222 { | |
| 944 | 1223 int i; |
| 1224 | |
| 7 | 1225 p = ScreenLines + LineOffset[row]; |
| 1226 for (i = start_col; i < end_col; ++i) | |
| 1227 if (enc_dbcs == DBCS_JPNU && p[i] == 0x8e) | |
| 1228 { | |
| 1229 /* single-width double-byte char */ | |
| 1230 *bufp++ = 0x8e; | |
| 1231 *bufp++ = ScreenLines2[LineOffset[row] + i]; | |
| 1232 } | |
| 1233 else | |
| 1234 { | |
| 1235 *bufp++ = p[i]; | |
| 1236 if (MB_BYTE2LEN(p[i]) == 2) | |
| 1237 *bufp++ = p[++i]; | |
| 1238 } | |
| 1239 } | |
| 1240 else if (enc_utf8) | |
| 1241 { | |
| 1242 int off; | |
| 714 | 1243 int i; |
| 761 | 1244 int ci; |
| 7 | 1245 |
| 1246 off = LineOffset[row]; | |
| 1247 for (i = start_col; i < end_col; ++i) | |
| 1248 { | |
| 1249 /* The base character is either in ScreenLinesUC[] or | |
| 1250 * ScreenLines[]. */ | |
| 1251 if (ScreenLinesUC[off + i] == 0) | |
| 1252 *bufp++ = ScreenLines[off + i]; | |
| 1253 else | |
| 1254 { | |
| 1255 bufp += utf_char2bytes(ScreenLinesUC[off + i], bufp); | |
| 761 | 1256 for (ci = 0; ci < Screen_mco; ++ci) |
| 7 | 1257 { |
| 714 | 1258 /* Add a composing character. */ |
| 761 | 1259 if (ScreenLinesC[ci][off + i] == 0) |
| 714 | 1260 break; |
| 761 | 1261 bufp += utf_char2bytes(ScreenLinesC[ci][off + i], |
| 7 | 1262 bufp); |
| 1263 } | |
| 1264 } | |
| 1265 /* Skip right halve of double-wide character. */ | |
| 1266 if (ScreenLines[off + i + 1] == 0) | |
| 1267 ++i; | |
| 1268 } | |
| 1269 } | |
| 1270 else | |
| 1271 #endif | |
| 1272 { | |
| 1273 STRNCPY(bufp, ScreenLines + LineOffset[row] + start_col, | |
| 1274 end_col - start_col); | |
| 1275 bufp += end_col - start_col; | |
| 1276 } | |
| 1277 } | |
| 1278 } | |
| 1279 | |
| 1280 /* Add a newline at the end if the selection ended there */ | |
| 1281 if (add_newline_flag) | |
| 1282 *bufp++ = NL; | |
| 1283 | |
| 1284 /* First cleanup any old selection and become the owner. */ | |
| 1285 clip_free_selection(&clip_star); | |
| 1286 clip_own_selection(&clip_star); | |
| 1287 | |
| 1288 /* Yank the text into the '*' register. */ | |
| 1289 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_star); | |
| 1290 | |
| 1291 /* Make the register contents available to the outside world. */ | |
| 1292 clip_gen_set_selection(&clip_star); | |
| 1293 | |
| 1294 #ifdef FEAT_X11 | |
| 1295 if (both) | |
| 1296 { | |
| 1297 /* Do the same for the '+' register. */ | |
| 1298 clip_free_selection(&clip_plus); | |
| 1299 clip_own_selection(&clip_plus); | |
| 1300 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_plus); | |
| 1301 clip_gen_set_selection(&clip_plus); | |
| 1302 } | |
| 1303 #endif | |
| 1304 vim_free(buffer); | |
| 1305 } | |
| 1306 | |
| 1307 /* | |
| 1308 * Find the starting and ending positions of the word at the given row and | |
| 1309 * column. Only white-separated words are recognized here. | |
| 1310 */ | |
| 1311 #define CHAR_CLASS(c) (c <= ' ' ? ' ' : vim_iswordc(c)) | |
| 1312 | |
| 1313 static void | |
| 1314 clip_get_word_boundaries(cb, row, col) | |
| 1315 VimClipboard *cb; | |
| 1316 int row; | |
| 1317 int col; | |
| 1318 { | |
| 1319 int start_class; | |
| 1320 int temp_col; | |
| 1321 char_u *p; | |
| 1322 #ifdef FEAT_MBYTE | |
| 1323 int mboff; | |
| 1324 #endif | |
| 1325 | |
| 534 | 1326 if (row >= screen_Rows || col >= screen_Columns || ScreenLines == NULL) |
| 7 | 1327 return; |
| 1328 | |
| 1329 p = ScreenLines + LineOffset[row]; | |
| 1330 #ifdef FEAT_MBYTE | |
| 1331 /* Correct for starting in the right halve of a double-wide char */ | |
| 1332 if (enc_dbcs != 0) | |
| 1333 col -= dbcs_screen_head_off(p, p + col); | |
| 1334 else if (enc_utf8 && p[col] == 0) | |
| 1335 --col; | |
| 1336 #endif | |
| 1337 start_class = CHAR_CLASS(p[col]); | |
| 1338 | |
| 1339 temp_col = col; | |
| 1340 for ( ; temp_col > 0; temp_col--) | |
| 1341 #ifdef FEAT_MBYTE | |
| 1342 if (enc_dbcs != 0 | |
| 1343 && (mboff = dbcs_screen_head_off(p, p + temp_col - 1)) > 0) | |
| 1344 temp_col -= mboff; | |
| 1345 else | |
| 1346 #endif | |
| 1347 if (CHAR_CLASS(p[temp_col - 1]) != start_class | |
| 1348 #ifdef FEAT_MBYTE | |
| 1349 && !(enc_utf8 && p[temp_col - 1] == 0) | |
| 1350 #endif | |
| 1351 ) | |
| 1352 break; | |
| 1353 cb->word_start_col = temp_col; | |
| 1354 | |
| 1355 temp_col = col; | |
| 1356 for ( ; temp_col < screen_Columns; temp_col++) | |
| 1357 #ifdef FEAT_MBYTE | |
| 1358 if (enc_dbcs != 0 && dbcs_ptr2cells(p + temp_col) == 2) | |
| 1359 ++temp_col; | |
| 1360 else | |
| 1361 #endif | |
| 1362 if (CHAR_CLASS(p[temp_col]) != start_class | |
| 1363 #ifdef FEAT_MBYTE | |
| 1364 && !(enc_utf8 && p[temp_col] == 0) | |
| 1365 #endif | |
| 1366 ) | |
| 1367 break; | |
| 1368 cb->word_end_col = temp_col; | |
| 1369 } | |
| 1370 | |
| 1371 /* | |
| 1372 * Find the column position for the last non-whitespace character on the given | |
| 1373 * line. | |
| 1374 */ | |
| 1375 static int | |
| 1376 clip_get_line_end(row) | |
| 1377 int row; | |
| 1378 { | |
| 1379 int i; | |
| 1380 | |
| 534 | 1381 if (row >= screen_Rows || ScreenLines == NULL) |
| 7 | 1382 return 0; |
| 1383 for (i = screen_Columns; i > 0; i--) | |
| 1384 if (ScreenLines[LineOffset[row] + i - 1] != ' ') | |
| 1385 break; | |
| 1386 return i; | |
| 1387 } | |
| 1388 | |
| 1389 /* | |
| 1390 * Update the currently selected region by adding and/or subtracting from the | |
| 1391 * beginning or end and inverting the changed area(s). | |
| 1392 */ | |
| 1393 static void | |
| 1394 clip_update_modeless_selection(cb, row1, col1, row2, col2) | |
| 1395 VimClipboard *cb; | |
| 1396 int row1; | |
| 1397 int col1; | |
| 1398 int row2; | |
| 1399 int col2; | |
| 1400 { | |
| 1401 /* See if we changed at the beginning of the selection */ | |
| 1402 if (row1 != cb->start.lnum || col1 != (int)cb->start.col) | |
| 1403 { | |
| 1404 clip_invert_area(row1, col1, (int)cb->start.lnum, cb->start.col, | |
| 1405 CLIP_TOGGLE); | |
| 1406 cb->start.lnum = row1; | |
| 1407 cb->start.col = col1; | |
| 1408 } | |
| 1409 | |
| 1410 /* See if we changed at the end of the selection */ | |
| 1411 if (row2 != cb->end.lnum || col2 != (int)cb->end.col) | |
| 1412 { | |
| 1413 clip_invert_area((int)cb->end.lnum, cb->end.col, row2, col2, | |
| 1414 CLIP_TOGGLE); | |
| 1415 cb->end.lnum = row2; | |
| 1416 cb->end.col = col2; | |
| 1417 } | |
| 1418 } | |
| 1419 | |
| 1420 int | |
| 1421 clip_gen_own_selection(cbd) | |
| 1422 VimClipboard *cbd; | |
| 1423 { | |
| 1424 #ifdef FEAT_XCLIPBOARD | |
| 1425 # ifdef FEAT_GUI | |
| 1426 if (gui.in_use) | |
| 1427 return clip_mch_own_selection(cbd); | |
| 1428 else | |
| 1429 # endif | |
| 1430 return clip_xterm_own_selection(cbd); | |
| 1431 #else | |
| 1432 return clip_mch_own_selection(cbd); | |
| 1433 #endif | |
| 1434 } | |
| 1435 | |
| 1436 void | |
| 1437 clip_gen_lose_selection(cbd) | |
| 1438 VimClipboard *cbd; | |
| 1439 { | |
| 1440 #ifdef FEAT_XCLIPBOARD | |
| 1441 # ifdef FEAT_GUI | |
| 1442 if (gui.in_use) | |
| 1443 clip_mch_lose_selection(cbd); | |
| 1444 else | |
| 1445 # endif | |
| 1446 clip_xterm_lose_selection(cbd); | |
| 1447 #else | |
| 1448 clip_mch_lose_selection(cbd); | |
| 1449 #endif | |
| 1450 } | |
| 1451 | |
| 1452 void | |
| 1453 clip_gen_set_selection(cbd) | |
| 1454 VimClipboard *cbd; | |
| 1455 { | |
| 1456 #ifdef FEAT_XCLIPBOARD | |
| 1457 # ifdef FEAT_GUI | |
| 1458 if (gui.in_use) | |
| 1459 clip_mch_set_selection(cbd); | |
| 1460 else | |
| 1461 # endif | |
| 1462 clip_xterm_set_selection(cbd); | |
| 1463 #else | |
| 1464 clip_mch_set_selection(cbd); | |
| 1465 #endif | |
| 1466 } | |
| 1467 | |
| 1468 void | |
| 1469 clip_gen_request_selection(cbd) | |
| 1470 VimClipboard *cbd; | |
| 1471 { | |
| 1472 #ifdef FEAT_XCLIPBOARD | |
| 1473 # ifdef FEAT_GUI | |
| 1474 if (gui.in_use) | |
| 1475 clip_mch_request_selection(cbd); | |
| 1476 else | |
| 1477 # endif | |
| 1478 clip_xterm_request_selection(cbd); | |
| 1479 #else | |
| 1480 clip_mch_request_selection(cbd); | |
| 1481 #endif | |
| 1482 } | |
| 1483 | |
| 1484 #endif /* FEAT_CLIPBOARD */ | |
| 1485 | |
| 1486 /***************************************************************************** | |
| 1487 * Functions that handle the input buffer. | |
| 1488 * This is used for any GUI version, and the unix terminal version. | |
| 1489 * | |
| 1490 * For Unix, the input characters are buffered to be able to check for a | |
| 1491 * CTRL-C. This should be done with signals, but I don't know how to do that | |
| 1492 * in a portable way for a tty in RAW mode. | |
| 1493 * | |
| 1494 * For the client-server code in the console the received keys are put in the | |
| 1495 * input buffer. | |
| 1496 */ | |
| 1497 | |
| 1498 #if defined(USE_INPUT_BUF) || defined(PROTO) | |
| 1499 | |
| 1500 /* | |
| 1501 * Internal typeahead buffer. Includes extra space for long key code | |
| 1502 * descriptions which would otherwise overflow. The buffer is considered full | |
| 1503 * when only this extra space (or part of it) remains. | |
| 1504 */ | |
| 1505 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ | |
| 1506 || defined(FEAT_CLIENTSERVER) | |
| 1507 /* | |
| 1508 * Sun WorkShop and NetBeans stuff debugger commands into the input buffer. | |
| 1509 * This requires a larger buffer... | |
| 1510 * (Madsen) Go with this for remote input as well ... | |
| 1511 */ | |
| 1512 # define INBUFLEN 4096 | |
| 1513 #else | |
| 1514 # define INBUFLEN 250 | |
| 1515 #endif | |
| 1516 | |
| 1517 static char_u inbuf[INBUFLEN + MAX_KEY_CODE_LEN]; | |
| 1518 static int inbufcount = 0; /* number of chars in inbuf[] */ | |
| 1519 | |
| 1520 /* | |
| 1521 * vim_is_input_buf_full(), vim_is_input_buf_empty(), add_to_input_buf(), and | |
| 1522 * trash_input_buf() are functions for manipulating the input buffer. These | |
| 1523 * are used by the gui_* calls when a GUI is used to handle keyboard input. | |
| 1524 */ | |
| 1525 | |
| 1526 int | |
| 1527 vim_is_input_buf_full() | |
| 1528 { | |
| 1529 return (inbufcount >= INBUFLEN); | |
| 1530 } | |
| 1531 | |
| 1532 int | |
| 1533 vim_is_input_buf_empty() | |
| 1534 { | |
| 1535 return (inbufcount == 0); | |
| 1536 } | |
| 1537 | |
| 1538 #if defined(FEAT_OLE) || defined(PROTO) | |
| 1539 int | |
| 1540 vim_free_in_input_buf() | |
| 1541 { | |
| 1542 return (INBUFLEN - inbufcount); | |
| 1543 } | |
| 1544 #endif | |
| 1545 | |
| 575 | 1546 #if defined(FEAT_GUI_GTK) || defined(PROTO) |
| 7 | 1547 int |
| 1548 vim_used_in_input_buf() | |
| 1549 { | |
| 1550 return inbufcount; | |
| 1551 } | |
| 1552 #endif | |
| 1553 | |
| 1554 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO) | |
| 1555 /* | |
| 1556 * Return the current contents of the input buffer and make it empty. | |
| 1557 * The returned pointer must be passed to set_input_buf() later. | |
| 1558 */ | |
| 1559 char_u * | |
| 1560 get_input_buf() | |
| 1561 { | |
| 1562 garray_T *gap; | |
| 1563 | |
| 1564 /* We use a growarray to store the data pointer and the length. */ | |
| 1565 gap = (garray_T *)alloc((unsigned)sizeof(garray_T)); | |
| 1566 if (gap != NULL) | |
| 1567 { | |
| 1568 /* Add one to avoid a zero size. */ | |
| 1569 gap->ga_data = alloc((unsigned)inbufcount + 1); | |
| 1570 if (gap->ga_data != NULL) | |
| 1571 mch_memmove(gap->ga_data, inbuf, (size_t)inbufcount); | |
| 1572 gap->ga_len = inbufcount; | |
| 1573 } | |
| 1574 trash_input_buf(); | |
| 1575 return (char_u *)gap; | |
| 1576 } | |
| 1577 | |
| 1578 /* | |
| 1579 * Restore the input buffer with a pointer returned from get_input_buf(). | |
| 1580 * The allocated memory is freed, this only works once! | |
| 1581 */ | |
| 1582 void | |
| 1583 set_input_buf(p) | |
| 1584 char_u *p; | |
| 1585 { | |
| 1586 garray_T *gap = (garray_T *)p; | |
| 1587 | |
| 1588 if (gap != NULL) | |
| 1589 { | |
| 1590 if (gap->ga_data != NULL) | |
| 1591 { | |
| 1592 mch_memmove(inbuf, gap->ga_data, gap->ga_len); | |
| 1593 inbufcount = gap->ga_len; | |
| 1594 vim_free(gap->ga_data); | |
| 1595 } | |
| 1596 vim_free(gap); | |
| 1597 } | |
| 1598 } | |
| 1599 #endif | |
| 1600 | |
| 1621 | 1601 #if defined(FEAT_GUI) \ |
| 1602 || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE) \ | |
| 7 | 1603 || defined(FEAT_XCLIPBOARD) || defined(VMS) \ |
| 666 | 1604 || defined(FEAT_SNIFF) || defined(FEAT_CLIENTSERVER) \ |
| 1605 || defined(PROTO) | |
| 7 | 1606 /* |
| 1607 * Add the given bytes to the input buffer | |
| 1608 * Special keys start with CSI. A real CSI must have been translated to | |
| 1609 * CSI KS_EXTRA KE_CSI. K_SPECIAL doesn't require translation. | |
| 1610 */ | |
| 1611 void | |
| 1612 add_to_input_buf(s, len) | |
| 1613 char_u *s; | |
| 1614 int len; | |
| 1615 { | |
| 1616 if (inbufcount + len > INBUFLEN + MAX_KEY_CODE_LEN) | |
| 1617 return; /* Shouldn't ever happen! */ | |
| 1618 | |
| 1619 #ifdef FEAT_HANGULIN | |
| 1620 if ((State & (INSERT|CMDLINE)) && hangul_input_state_get()) | |
| 1621 if ((len = hangul_input_process(s, len)) == 0) | |
| 1622 return; | |
| 1623 #endif | |
| 1624 | |
| 1625 while (len--) | |
| 1626 inbuf[inbufcount++] = *s++; | |
| 1627 } | |
| 1628 #endif | |
| 1629 | |
| 1364 | 1630 #if ((defined(FEAT_XIM) || defined(FEAT_DND)) && defined(FEAT_GUI_GTK)) \ |
| 1631 || defined(FEAT_GUI_MSWIN) \ | |
| 1632 || defined(FEAT_GUI_MAC) \ | |
| 7 | 1633 || (defined(FEAT_MBYTE) && defined(FEAT_MBYTE_IME)) \ |
| 666 | 1634 || (defined(FEAT_GUI) && (!defined(USE_ON_FLY_SCROLL) \ |
| 1635 || defined(FEAT_MENU))) \ | |
| 7 | 1636 || defined(PROTO) |
| 1637 /* | |
| 1638 * Add "str[len]" to the input buffer while escaping CSI bytes. | |
| 1639 */ | |
| 1640 void | |
| 1641 add_to_input_buf_csi(char_u *str, int len) | |
| 1642 { | |
| 1643 int i; | |
| 1644 char_u buf[2]; | |
| 1645 | |
| 1646 for (i = 0; i < len; ++i) | |
| 1647 { | |
| 1648 add_to_input_buf(str + i, 1); | |
| 1649 if (str[i] == CSI) | |
| 1650 { | |
| 1651 /* Turn CSI into K_CSI. */ | |
| 1652 buf[0] = KS_EXTRA; | |
| 1653 buf[1] = (int)KE_CSI; | |
| 1654 add_to_input_buf(buf, 2); | |
| 1655 } | |
| 1656 } | |
| 1657 } | |
| 1658 #endif | |
| 1659 | |
| 1660 #if defined(FEAT_HANGULIN) || defined(PROTO) | |
| 1661 void | |
| 1662 push_raw_key (s, len) | |
| 1663 char_u *s; | |
| 1664 int len; | |
| 1665 { | |
| 1666 while (len--) | |
| 1667 inbuf[inbufcount++] = *s++; | |
| 1668 } | |
| 1669 #endif | |
| 1670 | |
| 1671 #if defined(FEAT_GUI) || defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) \ | |
| 1672 || defined(PROTO) | |
| 1673 /* Remove everything from the input buffer. Called when ^C is found */ | |
| 1674 void | |
| 1675 trash_input_buf() | |
| 1676 { | |
| 1677 inbufcount = 0; | |
| 1678 } | |
| 1679 #endif | |
| 1680 | |
| 1681 /* | |
| 1682 * Read as much data from the input buffer as possible up to maxlen, and store | |
| 1683 * it in buf. | |
| 1684 * Note: this function used to be Read() in unix.c | |
| 1685 */ | |
| 1686 int | |
| 1687 read_from_input_buf(buf, maxlen) | |
| 1688 char_u *buf; | |
| 1689 long maxlen; | |
| 1690 { | |
| 1691 if (inbufcount == 0) /* if the buffer is empty, fill it */ | |
| 1692 fill_input_buf(TRUE); | |
| 1693 if (maxlen > inbufcount) | |
| 1694 maxlen = inbufcount; | |
| 1695 mch_memmove(buf, inbuf, (size_t)maxlen); | |
| 1696 inbufcount -= maxlen; | |
| 1697 if (inbufcount) | |
| 1698 mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount); | |
| 1699 return (int)maxlen; | |
| 1700 } | |
| 1701 | |
| 1702 void | |
| 1703 fill_input_buf(exit_on_error) | |
| 1883 | 1704 int exit_on_error UNUSED; |
| 7 | 1705 { |
| 1706 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1707 int len; | |
| 1708 int try; | |
| 1709 static int did_read_something = FALSE; | |
| 1710 # ifdef FEAT_MBYTE | |
| 1711 static char_u *rest = NULL; /* unconverted rest of previous read */ | |
| 1712 static int restlen = 0; | |
| 1713 int unconverted; | |
| 1714 # endif | |
| 1715 #endif | |
| 1716 | |
| 1717 #ifdef FEAT_GUI | |
| 294 | 1718 if (gui.in_use |
| 1719 # ifdef NO_CONSOLE_INPUT | |
| 1720 /* Don't use the GUI input when the window hasn't been opened yet. | |
| 1721 * We get here from ui_inchar() when we should try reading from stdin. */ | |
| 1722 && !no_console_input() | |
| 1723 # endif | |
| 1724 ) | |
| 7 | 1725 { |
| 1726 gui_mch_update(); | |
| 1727 return; | |
| 1728 } | |
| 1729 #endif | |
| 1730 #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) | |
| 1731 if (vim_is_input_buf_full()) | |
| 1732 return; | |
| 1733 /* | |
| 1734 * Fill_input_buf() is only called when we really need a character. | |
| 1735 * If we can't get any, but there is some in the buffer, just return. | |
| 1736 * If we can't get any, and there isn't any in the buffer, we give up and | |
| 1737 * exit Vim. | |
| 1738 */ | |
| 1739 # ifdef __BEOS__ | |
| 1740 /* | |
| 1741 * On the BeBox version (for now), all input is secretly performed within | |
| 1742 * beos_select() which is called from RealWaitForChar(). | |
| 1743 */ | |
| 1744 while (!vim_is_input_buf_full() && RealWaitForChar(read_cmd_fd, 0, NULL)) | |
| 1745 ; | |
| 1746 len = inbufcount; | |
| 1747 inbufcount = 0; | |
| 1748 # else | |
| 1749 | |
| 1750 # ifdef FEAT_SNIFF | |
| 1751 if (sniff_request_waiting) | |
| 1752 { | |
| 1753 add_to_input_buf((char_u *)"\233sniff",6); /* results in K_SNIFF */ | |
| 1754 sniff_request_waiting = 0; | |
| 1755 want_sniff_request = 0; | |
| 1756 return; | |
| 1757 } | |
| 1758 # endif | |
| 1759 | |
| 1760 # ifdef FEAT_MBYTE | |
| 1761 if (rest != NULL) | |
| 1762 { | |
| 1763 /* Use remainder of previous call, starts with an invalid character | |
| 1764 * that may become valid when reading more. */ | |
| 1765 if (restlen > INBUFLEN - inbufcount) | |
| 1766 unconverted = INBUFLEN - inbufcount; | |
| 1767 else | |
| 1768 unconverted = restlen; | |
| 1769 mch_memmove(inbuf + inbufcount, rest, unconverted); | |
| 1770 if (unconverted == restlen) | |
| 1771 { | |
| 1772 vim_free(rest); | |
| 1773 rest = NULL; | |
| 1774 } | |
| 1775 else | |
| 1776 { | |
| 1777 restlen -= unconverted; | |
| 1778 mch_memmove(rest, rest + unconverted, restlen); | |
| 1779 } | |
| 1780 inbufcount += unconverted; | |
| 1781 } | |
| 1782 else | |
| 1783 unconverted = 0; | |
| 1784 #endif | |
| 1785 | |
| 1786 len = 0; /* to avoid gcc warning */ | |
| 1787 for (try = 0; try < 100; ++try) | |
| 1788 { | |
| 1789 # ifdef VMS | |
| 1790 len = vms_read( | |
| 1791 # else | |
| 1792 len = read(read_cmd_fd, | |
| 1793 # endif | |
| 1794 (char *)inbuf + inbufcount, (size_t)((INBUFLEN - inbufcount) | |
| 1795 # ifdef FEAT_MBYTE | |
| 1796 / input_conv.vc_factor | |
| 1797 # endif | |
| 1798 )); | |
| 1799 # if 0 | |
| 1800 ) /* avoid syntax highlight error */ | |
| 1801 # endif | |
| 169 | 1802 |
| 7 | 1803 if (len > 0 || got_int) |
| 1804 break; | |
| 1805 /* | |
| 1806 * If reading stdin results in an error, continue reading stderr. | |
| 1807 * This helps when using "foo | xargs vim". | |
| 1808 */ | |
| 1809 if (!did_read_something && !isatty(read_cmd_fd) && read_cmd_fd == 0) | |
| 1810 { | |
| 1811 int m = cur_tmode; | |
| 1812 | |
| 1813 /* We probably set the wrong file descriptor to raw mode. Switch | |
| 1814 * back to cooked mode, use another descriptor and set the mode to | |
| 1815 * what it was. */ | |
| 1816 settmode(TMODE_COOK); | |
| 1817 #ifdef HAVE_DUP | |
| 1818 /* Use stderr for stdin, also works for shell commands. */ | |
| 1819 close(0); | |
| 1757 | 1820 ignored = dup(2); |
| 7 | 1821 #else |
| 1822 read_cmd_fd = 2; /* read from stderr instead of stdin */ | |
| 1823 #endif | |
| 1824 settmode(m); | |
| 1825 } | |
| 1826 if (!exit_on_error) | |
| 1827 return; | |
| 1828 } | |
| 1829 # endif | |
| 1830 if (len <= 0 && !got_int) | |
| 1831 read_error_exit(); | |
| 1832 if (len > 0) | |
| 1833 did_read_something = TRUE; | |
| 1834 if (got_int) | |
| 1835 { | |
| 1836 /* Interrupted, pretend a CTRL-C was typed. */ | |
| 1837 inbuf[0] = 3; | |
| 1838 inbufcount = 1; | |
| 1839 } | |
| 1840 else | |
| 1841 { | |
| 1842 # ifdef FEAT_MBYTE | |
| 1843 /* | |
| 1844 * May perform conversion on the input characters. | |
| 1845 * Include the unconverted rest of the previous call. | |
| 1846 * If there is an incomplete char at the end it is kept for the next | |
| 1847 * time, reading more bytes should make conversion possible. | |
| 1848 * Don't do this in the unlikely event that the input buffer is too | |
| 1849 * small ("rest" still contains more bytes). | |
| 1850 */ | |
| 1851 if (input_conv.vc_type != CONV_NONE) | |
| 1852 { | |
| 1853 inbufcount -= unconverted; | |
| 1854 len = convert_input_safe(inbuf + inbufcount, | |
| 1855 len + unconverted, INBUFLEN - inbufcount, | |
| 1856 rest == NULL ? &rest : NULL, &restlen); | |
| 1857 } | |
| 1858 # endif | |
| 1859 while (len-- > 0) | |
| 1860 { | |
| 1861 /* | |
| 1862 * if a CTRL-C was typed, remove it from the buffer and set got_int | |
| 1863 */ | |
| 1864 if (inbuf[inbufcount] == 3 && ctrl_c_interrupts) | |
| 1865 { | |
| 1866 /* remove everything typed before the CTRL-C */ | |
| 1867 mch_memmove(inbuf, inbuf + inbufcount, (size_t)(len + 1)); | |
| 1868 inbufcount = 0; | |
| 1869 got_int = TRUE; | |
| 1870 } | |
| 1871 ++inbufcount; | |
| 1872 } | |
| 1873 } | |
| 1874 #endif /* UNIX or OS2 or VMS*/ | |
| 1875 } | |
| 1876 #endif /* defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) */ | |
| 1877 | |
| 1878 /* | |
| 1879 * Exit because of an input read error. | |
| 1880 */ | |
| 1881 void | |
| 1882 read_error_exit() | |
| 1883 { | |
| 1884 if (silent_mode) /* Normal way to exit for "ex -s" */ | |
| 1885 getout(0); | |
| 1886 STRCPY(IObuff, _("Vim: Error reading input, exiting...\n")); | |
| 1887 preserve_exit(); | |
| 1888 } | |
| 1889 | |
| 1890 #if defined(CURSOR_SHAPE) || defined(PROTO) | |
| 1891 /* | |
| 1892 * May update the shape of the cursor. | |
| 1893 */ | |
| 1894 void | |
| 1895 ui_cursor_shape() | |
| 1896 { | |
| 1897 # ifdef FEAT_GUI | |
| 1898 if (gui.in_use) | |
| 1899 gui_update_cursor_later(); | |
| 36 | 1900 else |
| 7 | 1901 # endif |
| 36 | 1902 term_cursor_shape(); |
| 1903 | |
| 7 | 1904 # ifdef MCH_CURSOR_SHAPE |
| 1905 mch_update_cursor(); | |
| 1906 # endif | |
| 1907 } | |
| 1908 #endif | |
| 1909 | |
| 1910 #if defined(FEAT_CLIPBOARD) || defined(FEAT_GUI) || defined(FEAT_RIGHTLEFT) \ | |
| 1671 | 1911 || defined(FEAT_MBYTE) || defined(PROTO) |
| 7 | 1912 /* |
| 1913 * Check bounds for column number | |
| 1914 */ | |
| 1915 int | |
| 1916 check_col(col) | |
| 1917 int col; | |
| 1918 { | |
| 1919 if (col < 0) | |
| 1920 return 0; | |
| 1921 if (col >= (int)screen_Columns) | |
| 1922 return (int)screen_Columns - 1; | |
| 1923 return col; | |
| 1924 } | |
| 1925 | |
| 1926 /* | |
| 1927 * Check bounds for row number | |
| 1928 */ | |
| 1929 int | |
| 1930 check_row(row) | |
| 1931 int row; | |
| 1932 { | |
| 1933 if (row < 0) | |
| 1934 return 0; | |
| 1935 if (row >= (int)screen_Rows) | |
| 1936 return (int)screen_Rows - 1; | |
| 1937 return row; | |
| 1938 } | |
| 1939 #endif | |
| 1940 | |
| 1941 /* | |
| 1942 * Stuff for the X clipboard. Shared between VMS and Unix. | |
| 1943 */ | |
| 1944 | |
| 1945 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) || defined(PROTO) | |
| 1946 # include <X11/Xatom.h> | |
| 1947 # include <X11/Intrinsic.h> | |
| 1948 | |
| 1949 /* | |
| 1950 * Open the application context (if it hasn't been opened yet). | |
| 1951 * Used for Motif and Athena GUI and the xterm clipboard. | |
| 1952 */ | |
| 1953 void | |
| 1954 open_app_context() | |
| 1955 { | |
| 1956 if (app_context == NULL) | |
| 1957 { | |
| 1958 XtToolkitInitialize(); | |
| 1959 app_context = XtCreateApplicationContext(); | |
| 1960 } | |
| 1961 } | |
| 1962 | |
| 1963 static Atom vim_atom; /* Vim's own special selection format */ | |
| 1964 #ifdef FEAT_MBYTE | |
| 1965 static Atom vimenc_atom; /* Vim's extended selection format */ | |
| 1966 #endif | |
| 1967 static Atom compound_text_atom; | |
| 1968 static Atom text_atom; | |
| 1969 static Atom targets_atom; | |
| 1970 | |
| 1971 void | |
| 1972 x11_setup_atoms(dpy) | |
| 1973 Display *dpy; | |
| 1974 { | |
| 1975 vim_atom = XInternAtom(dpy, VIM_ATOM_NAME, False); | |
| 1976 #ifdef FEAT_MBYTE | |
| 1977 vimenc_atom = XInternAtom(dpy, VIMENC_ATOM_NAME,False); | |
| 1978 #endif | |
| 1979 compound_text_atom = XInternAtom(dpy, "COMPOUND_TEXT", False); | |
| 1980 text_atom = XInternAtom(dpy, "TEXT", False); | |
| 1981 targets_atom = XInternAtom(dpy, "TARGETS", False); | |
| 1982 clip_star.sel_atom = XA_PRIMARY; | |
| 1983 clip_plus.sel_atom = XInternAtom(dpy, "CLIPBOARD", False); | |
| 1984 } | |
| 1985 | |
| 1986 /* | |
| 1987 * X Selection stuff, for cutting and pasting text to other windows. | |
| 1988 */ | |
| 1989 | |
| 1990 static void clip_x11_request_selection_cb __ARGS((Widget, XtPointer, Atom *, Atom *, XtPointer, long_u *, int *)); | |
| 1991 | |
| 1992 static void | |
| 1993 clip_x11_request_selection_cb(w, success, sel_atom, type, value, length, | |
| 1994 format) | |
| 1883 | 1995 Widget w UNUSED; |
| 7 | 1996 XtPointer success; |
| 1997 Atom *sel_atom; | |
| 1998 Atom *type; | |
| 1999 XtPointer value; | |
| 2000 long_u *length; | |
| 2001 int *format; | |
| 2002 { | |
| 2003 int motion_type; | |
| 2004 long_u len; | |
| 2005 char_u *p; | |
| 2006 char **text_list = NULL; | |
| 2007 VimClipboard *cbd; | |
| 2008 #ifdef FEAT_MBYTE | |
| 2009 char_u *tmpbuf = NULL; | |
| 2010 #endif | |
| 2011 | |
| 2012 if (*sel_atom == clip_plus.sel_atom) | |
| 2013 cbd = &clip_plus; | |
| 2014 else | |
| 2015 cbd = &clip_star; | |
| 2016 | |
| 2017 if (value == NULL || *length == 0) | |
| 2018 { | |
| 1719 | 2019 clip_free_selection(cbd); /* nothing received, clear register */ |
| 7 | 2020 *(int *)success = FALSE; |
| 2021 return; | |
| 2022 } | |
| 2023 motion_type = MCHAR; | |
| 2024 p = (char_u *)value; | |
| 2025 len = *length; | |
| 2026 if (*type == vim_atom) | |
| 2027 { | |
| 2028 motion_type = *p++; | |
| 2029 len--; | |
| 2030 } | |
| 2031 | |
| 2032 #ifdef FEAT_MBYTE | |
| 2033 else if (*type == vimenc_atom) | |
| 2034 { | |
| 2035 char_u *enc; | |
| 2036 vimconv_T conv; | |
| 2037 int convlen; | |
| 2038 | |
| 2039 motion_type = *p++; | |
| 2040 --len; | |
| 2041 | |
| 2042 enc = p; | |
| 2043 p += STRLEN(p) + 1; | |
| 2044 len -= p - enc; | |
| 2045 | |
| 2046 /* If the encoding of the text is different from 'encoding', attempt | |
| 2047 * converting it. */ | |
| 2048 conv.vc_type = CONV_NONE; | |
| 2049 convert_setup(&conv, enc, p_enc); | |
| 2050 if (conv.vc_type != CONV_NONE) | |
| 2051 { | |
| 2052 convlen = len; /* Need to use an int here. */ | |
| 2053 tmpbuf = string_convert(&conv, p, &convlen); | |
| 2054 len = convlen; | |
| 2055 if (tmpbuf != NULL) | |
| 2056 p = tmpbuf; | |
| 2057 convert_setup(&conv, NULL, NULL); | |
| 2058 } | |
| 2059 } | |
| 2060 #endif | |
| 2061 | |
| 2062 else if (*type == compound_text_atom || ( | |
| 2063 #ifdef FEAT_MBYTE | |
| 2064 enc_dbcs != 0 && | |
| 2065 #endif | |
| 2066 *type == text_atom)) | |
| 2067 { | |
| 2068 XTextProperty text_prop; | |
| 2069 int n_text = 0; | |
| 2070 int status; | |
| 2071 | |
| 2072 text_prop.value = (unsigned char *)value; | |
| 2073 text_prop.encoding = *type; | |
| 2074 text_prop.format = *format; | |
| 1719 | 2075 text_prop.nitems = len; |
| 7 | 2076 status = XmbTextPropertyToTextList(X_DISPLAY, &text_prop, |
| 2077 &text_list, &n_text); | |
| 2078 if (status != Success || n_text < 1) | |
| 2079 { | |
| 2080 *(int *)success = FALSE; | |
| 2081 return; | |
| 2082 } | |
| 2083 p = (char_u *)text_list[0]; | |
| 2084 len = STRLEN(p); | |
| 2085 } | |
| 2086 clip_yank_selection(motion_type, p, (long)len, cbd); | |
| 2087 | |
| 2088 if (text_list != NULL) | |
| 2089 XFreeStringList(text_list); | |
| 2090 #ifdef FEAT_MBYTE | |
| 2091 vim_free(tmpbuf); | |
| 2092 #endif | |
| 2093 XtFree((char *)value); | |
| 2094 *(int *)success = TRUE; | |
| 2095 } | |
| 2096 | |
| 2097 void | |
| 2098 clip_x11_request_selection(myShell, dpy, cbd) | |
| 2099 Widget myShell; | |
| 2100 Display *dpy; | |
| 2101 VimClipboard *cbd; | |
| 2102 { | |
| 2103 XEvent event; | |
| 2104 Atom type; | |
| 2105 static int success; | |
| 2106 int i; | |
| 1715 | 2107 time_t start_time; |
| 2108 int timed_out = FALSE; | |
| 7 | 2109 |
| 2110 for (i = | |
| 2111 #ifdef FEAT_MBYTE | |
| 2112 0 | |
| 2113 #else | |
| 2114 1 | |
| 2115 #endif | |
| 2116 ; i < 5; i++) | |
| 2117 { | |
| 2118 switch (i) | |
| 2119 { | |
| 2120 #ifdef FEAT_MBYTE | |
| 2121 case 0: type = vimenc_atom; break; | |
| 2122 #endif | |
| 2123 case 1: type = vim_atom; break; | |
| 2124 case 2: type = compound_text_atom; break; | |
| 2125 case 3: type = text_atom; break; | |
| 2126 default: type = XA_STRING; | |
| 2127 } | |
| 1719 | 2128 success = MAYBE; |
| 7 | 2129 XtGetSelectionValue(myShell, cbd->sel_atom, type, |
| 2130 clip_x11_request_selection_cb, (XtPointer)&success, CurrentTime); | |
| 2131 | |
| 2132 /* Make sure the request for the selection goes out before waiting for | |
| 2133 * a response. */ | |
| 2134 XFlush(dpy); | |
| 2135 | |
| 2136 /* | |
| 2137 * Wait for result of selection request, otherwise if we type more | |
| 2138 * characters, then they will appear before the one that requested the | |
| 2139 * paste! Don't worry, we will catch up with any other events later. | |
| 2140 */ | |
| 1715 | 2141 start_time = time(NULL); |
| 1719 | 2142 while (success == MAYBE) |
| 7 | 2143 { |
| 1719 | 2144 if (XCheckTypedEvent(dpy, SelectionNotify, &event) |
| 2145 || XCheckTypedEvent(dpy, SelectionRequest, &event) | |
| 2146 || XCheckTypedEvent(dpy, PropertyNotify, &event)) | |
| 1715 | 2147 { |
| 1719 | 2148 /* This is where clip_x11_request_selection_cb() should be |
| 2149 * called. It may actually happen a bit later, so we loop | |
| 2150 * until "success" changes. | |
| 2151 * We may get a SelectionRequest here and if we don't handle | |
| 2152 * it we hang. KDE klipper does this, for example. | |
| 2153 * We need to handle a PropertyNotify for large selections. */ | |
| 1715 | 2154 XtDispatchEvent(&event); |
| 1719 | 2155 continue; |
| 1715 | 2156 } |
| 7 | 2157 |
| 1715 | 2158 /* Time out after 2 to 3 seconds to avoid that we hang when the |
| 2159 * other process doesn't respond. Note that the SelectionNotify | |
| 2160 * event may still come later when the selection owner comes back | |
| 1719 | 2161 * to life and the text gets inserted unexpectedly. Don't know |
| 2162 * why that happens or how to avoid that :-(. */ | |
| 1715 | 2163 if (time(NULL) > start_time + 2) |
| 2164 { | |
| 2165 timed_out = TRUE; | |
| 2166 break; | |
| 2167 } | |
| 2168 | |
| 7 | 2169 /* Do we need this? Probably not. */ |
| 2170 XSync(dpy, False); | |
| 2171 | |
| 1715 | 2172 /* Wait for 1 msec to avoid that we eat up all CPU time. */ |
| 2173 ui_delay(1L, TRUE); | |
| 7 | 2174 } |
| 2175 | |
| 1719 | 2176 if (success == TRUE) |
| 7 | 2177 return; |
| 1715 | 2178 |
| 2179 /* don't do a retry with another type after timing out, otherwise we | |
| 2180 * hang for 15 seconds. */ | |
| 2181 if (timed_out) | |
| 2182 break; | |
| 7 | 2183 } |
| 2184 | |
| 2185 /* Final fallback position - use the X CUT_BUFFER0 store */ | |
| 1924 | 2186 yank_cut_buffer0(dpy, cbd); |
| 7 | 2187 } |
| 2188 | |
| 2189 static Boolean clip_x11_convert_selection_cb __ARGS((Widget, Atom *, Atom *, Atom *, XtPointer *, long_u *, int *)); | |
| 2190 | |
| 2191 static Boolean | |
| 2192 clip_x11_convert_selection_cb(w, sel_atom, target, type, value, length, format) | |
| 1883 | 2193 Widget w UNUSED; |
| 7 | 2194 Atom *sel_atom; |
| 2195 Atom *target; | |
| 2196 Atom *type; | |
| 2197 XtPointer *value; | |
| 2198 long_u *length; | |
| 2199 int *format; | |
| 2200 { | |
| 2201 char_u *string; | |
| 2202 char_u *result; | |
| 2203 int motion_type; | |
| 2204 VimClipboard *cbd; | |
| 2205 int i; | |
| 2206 | |
| 2207 if (*sel_atom == clip_plus.sel_atom) | |
| 2208 cbd = &clip_plus; | |
| 2209 else | |
| 2210 cbd = &clip_star; | |
| 2211 | |
| 2212 if (!cbd->owned) | |
| 2213 return False; /* Shouldn't ever happen */ | |
| 2214 | |
| 2215 /* requestor wants to know what target types we support */ | |
| 2216 if (*target == targets_atom) | |
| 2217 { | |
| 2218 Atom *array; | |
| 2219 | |
| 2220 if ((array = (Atom *)XtMalloc((unsigned)(sizeof(Atom) * 6))) == NULL) | |
| 2221 return False; | |
| 2222 *value = (XtPointer)array; | |
| 2223 i = 0; | |
| 2224 array[i++] = XA_STRING; | |
| 2225 array[i++] = targets_atom; | |
| 2226 #ifdef FEAT_MBYTE | |
| 2227 array[i++] = vimenc_atom; | |
| 2228 #endif | |
| 2229 array[i++] = vim_atom; | |
| 2230 array[i++] = text_atom; | |
| 2231 array[i++] = compound_text_atom; | |
| 2232 *type = XA_ATOM; | |
| 2233 /* This used to be: *format = sizeof(Atom) * 8; but that caused | |
| 2234 * crashes on 64 bit machines. (Peter Derr) */ | |
| 2235 *format = 32; | |
| 2236 *length = i; | |
| 2237 return True; | |
| 2238 } | |
| 2239 | |
| 2240 if ( *target != XA_STRING | |
| 2241 #ifdef FEAT_MBYTE | |
| 2242 && *target != vimenc_atom | |
| 2243 #endif | |
| 2244 && *target != vim_atom | |
| 2245 && *target != text_atom | |
| 2246 && *target != compound_text_atom) | |
| 2247 return False; | |
| 2248 | |
| 2249 clip_get_selection(cbd); | |
| 2250 motion_type = clip_convert_selection(&string, length, cbd); | |
| 2251 if (motion_type < 0) | |
| 2252 return False; | |
| 2253 | |
| 2254 /* For our own format, the first byte contains the motion type */ | |
| 2255 if (*target == vim_atom) | |
| 2256 (*length)++; | |
| 2257 | |
| 2258 #ifdef FEAT_MBYTE | |
| 2259 /* Our own format with encoding: motion 'encoding' NUL text */ | |
| 2260 if (*target == vimenc_atom) | |
| 2261 *length += STRLEN(p_enc) + 2; | |
| 2262 #endif | |
| 2263 | |
| 2264 *value = XtMalloc((Cardinal)*length); | |
| 2265 result = (char_u *)*value; | |
| 2266 if (result == NULL) | |
| 2267 { | |
| 2268 vim_free(string); | |
| 2269 return False; | |
| 2270 } | |
| 2271 | |
| 2272 if (*target == XA_STRING) | |
| 2273 { | |
| 2274 mch_memmove(result, string, (size_t)(*length)); | |
| 2275 *type = XA_STRING; | |
| 2276 } | |
| 2277 else if (*target == compound_text_atom | |
| 2278 || *target == text_atom) | |
| 2279 { | |
| 2280 XTextProperty text_prop; | |
| 2281 char *string_nt = (char *)alloc((unsigned)*length + 1); | |
| 2282 | |
| 2283 /* create NUL terminated string which XmbTextListToTextProperty wants */ | |
| 2284 mch_memmove(string_nt, string, (size_t)*length); | |
| 2285 string_nt[*length] = NUL; | |
| 2286 XmbTextListToTextProperty(X_DISPLAY, (char **)&string_nt, 1, | |
| 2287 XCompoundTextStyle, &text_prop); | |
| 2288 vim_free(string_nt); | |
| 2289 XtFree(*value); /* replace with COMPOUND text */ | |
| 2290 *value = (XtPointer)(text_prop.value); /* from plain text */ | |
| 2291 *length = text_prop.nitems; | |
| 2292 *type = compound_text_atom; | |
| 2293 } | |
| 2294 | |
| 2295 #ifdef FEAT_MBYTE | |
| 2296 else if (*target == vimenc_atom) | |
| 2297 { | |
| 2298 int l = STRLEN(p_enc); | |
| 2299 | |
| 2300 result[0] = motion_type; | |
| 2301 STRCPY(result + 1, p_enc); | |
| 2302 mch_memmove(result + l + 2, string, (size_t)(*length - l - 2)); | |
| 2303 *type = vimenc_atom; | |
| 2304 } | |
| 2305 #endif | |
| 2306 | |
| 2307 else | |
| 2308 { | |
| 2309 result[0] = motion_type; | |
| 2310 mch_memmove(result + 1, string, (size_t)(*length - 1)); | |
| 2311 *type = vim_atom; | |
| 2312 } | |
| 2313 *format = 8; /* 8 bits per char */ | |
| 2314 vim_free(string); | |
| 2315 return True; | |
| 2316 } | |
| 2317 | |
| 2318 static void clip_x11_lose_ownership_cb __ARGS((Widget, Atom *)); | |
| 2319 | |
| 2320 static void | |
| 2321 clip_x11_lose_ownership_cb(w, sel_atom) | |
| 1883 | 2322 Widget w UNUSED; |
| 7 | 2323 Atom *sel_atom; |
| 2324 { | |
| 2325 if (*sel_atom == clip_plus.sel_atom) | |
| 2326 clip_lose_selection(&clip_plus); | |
| 2327 else | |
| 2328 clip_lose_selection(&clip_star); | |
| 2329 } | |
| 2330 | |
| 2331 void | |
| 2332 clip_x11_lose_selection(myShell, cbd) | |
| 2333 Widget myShell; | |
| 2334 VimClipboard *cbd; | |
| 2335 { | |
| 2336 XtDisownSelection(myShell, cbd->sel_atom, CurrentTime); | |
| 2337 } | |
| 2338 | |
| 2339 int | |
| 2340 clip_x11_own_selection(myShell, cbd) | |
| 2341 Widget myShell; | |
| 2342 VimClipboard *cbd; | |
| 2343 { | |
| 2344 if (XtOwnSelection(myShell, cbd->sel_atom, CurrentTime, | |
| 2345 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
| 2346 NULL) == False) | |
| 2347 return FAIL; | |
| 2348 return OK; | |
| 2349 } | |
| 2350 | |
| 2351 /* | |
| 2352 * Send the current selection to the clipboard. Do nothing for X because we | |
| 2353 * will fill in the selection only when requested by another app. | |
| 2354 */ | |
| 2355 void | |
| 2356 clip_x11_set_selection(cbd) | |
| 1883 | 2357 VimClipboard *cbd UNUSED; |
| 7 | 2358 { |
| 2359 } | |
| 2360 #endif | |
| 2361 | |
| 1924 | 2362 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) \ |
| 2363 || defined(FEAT_GUI_GTK) || defined(PROTO) | |
| 2364 /* | |
| 2365 * Get the contents of the X CUT_BUFFER0 and put it in "cbd". | |
| 2366 */ | |
| 2367 void | |
| 2368 yank_cut_buffer0(dpy, cbd) | |
| 2369 Display *dpy; | |
| 2370 VimClipboard *cbd; | |
| 2371 { | |
| 2372 int nbytes = 0; | |
| 2373 char_u *buffer = (char_u *)XFetchBuffer(dpy, &nbytes, 0); | |
| 2374 | |
| 2375 if (nbytes > 0) | |
| 2376 { | |
| 2377 #ifdef FEAT_MBYTE | |
| 2378 int done = FALSE; | |
| 2379 | |
| 2380 /* CUT_BUFFER0 is supposed to be always latin1. Convert to 'enc' when | |
| 2381 * using a multi-byte encoding. Conversion between two 8-bit | |
| 2382 * character sets usually fails and the text might actually be in | |
| 2383 * 'enc' anyway. */ | |
| 2384 if (has_mbyte) | |
| 2385 { | |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
1961
diff
changeset
|
2386 char_u *conv_buf; |
| 1924 | 2387 vimconv_T vc; |
| 2388 | |
| 2389 vc.vc_type = CONV_NONE; | |
| 2390 if (convert_setup(&vc, (char_u *)"latin1", p_enc) == OK) | |
| 2391 { | |
| 2392 conv_buf = string_convert(&vc, buffer, &nbytes); | |
| 2393 if (conv_buf != NULL) | |
| 2394 { | |
| 2395 clip_yank_selection(MCHAR, conv_buf, (long)nbytes, cbd); | |
| 2396 vim_free(conv_buf); | |
| 2397 done = TRUE; | |
| 2398 } | |
| 2399 convert_setup(&vc, NULL, NULL); | |
| 2400 } | |
| 2401 } | |
| 2402 if (!done) /* use the text without conversion */ | |
| 2403 #endif | |
| 2404 clip_yank_selection(MCHAR, buffer, (long)nbytes, cbd); | |
| 2405 XFree((void *)buffer); | |
| 2406 if (p_verbose > 0) | |
| 2407 { | |
| 2408 verbose_enter(); | |
| 2409 verb_msg((char_u *)_("Used CUT_BUFFER0 instead of empty selection")); | |
| 2410 verbose_leave(); | |
| 2411 } | |
| 2412 } | |
| 2413 } | |
| 2414 #endif | |
| 2415 | |
| 7 | 2416 #if defined(FEAT_MOUSE) || defined(PROTO) |
| 2417 | |
| 2418 /* | |
| 2419 * Move the cursor to the specified row and column on the screen. | |
| 1226 | 2420 * Change current window if necessary. Returns an integer with the |
| 7 | 2421 * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. |
| 2422 * | |
| 2423 * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. | |
| 2424 * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. | |
| 2425 * | |
| 2426 * If flags has MOUSE_FOCUS, then the current window will not be changed, and | |
| 2427 * if the mouse is outside the window then the text will scroll, or if the | |
| 2428 * mouse was previously on a status line, then the status line may be dragged. | |
| 2429 * | |
| 2430 * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the | |
| 2431 * cursor is moved unless the cursor was on a status line. | |
| 2432 * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or | |
| 2433 * IN_SEP_LINE depending on where the cursor was clicked. | |
| 2434 * | |
| 2435 * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless | |
| 2436 * the mouse is on the status line of the same window. | |
| 2437 * | |
| 2438 * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since | |
| 2439 * the last call. | |
| 2440 * | |
| 2441 * If flags has MOUSE_SETPOS, nothing is done, only the current position is | |
| 2442 * remembered. | |
| 2443 */ | |
| 2444 int | |
| 2445 jump_to_mouse(flags, inclusive, which_button) | |
| 2446 int flags; | |
| 2447 int *inclusive; /* used for inclusive operator, can be NULL */ | |
| 2448 int which_button; /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ | |
| 2449 { | |
| 2450 static int on_status_line = 0; /* #lines below bottom of window */ | |
| 2451 #ifdef FEAT_VERTSPLIT | |
| 2452 static int on_sep_line = 0; /* on separator right of window */ | |
| 2453 #endif | |
| 2454 static int prev_row = -1; | |
| 2455 static int prev_col = -1; | |
| 2456 static win_T *dragwin = NULL; /* window being dragged */ | |
| 2457 static int did_drag = FALSE; /* drag was noticed */ | |
| 2458 | |
| 2459 win_T *wp, *old_curwin; | |
| 2460 pos_T old_cursor; | |
| 2461 int count; | |
| 2462 int first; | |
| 2463 int row = mouse_row; | |
| 2464 int col = mouse_col; | |
| 2465 #ifdef FEAT_FOLDING | |
| 2466 int mouse_char; | |
| 2467 #endif | |
| 2468 | |
| 2469 mouse_past_bottom = FALSE; | |
| 2470 mouse_past_eol = FALSE; | |
| 2471 | |
| 2472 if (flags & MOUSE_RELEASED) | |
| 2473 { | |
| 2474 /* On button release we may change window focus if positioned on a | |
| 2475 * status line and no dragging happened. */ | |
| 2476 if (dragwin != NULL && !did_drag) | |
| 2477 flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); | |
| 2478 dragwin = NULL; | |
| 2479 did_drag = FALSE; | |
| 2480 } | |
| 2481 | |
| 2482 if ((flags & MOUSE_DID_MOVE) | |
| 2483 && prev_row == mouse_row | |
| 2484 && prev_col == mouse_col) | |
| 2485 { | |
| 2486 retnomove: | |
| 1226 | 2487 /* before moving the cursor for a left click which is NOT in a status |
| 7 | 2488 * line, stop Visual mode */ |
| 2489 if (on_status_line) | |
| 2490 return IN_STATUS_LINE; | |
| 2491 #ifdef FEAT_VERTSPLIT | |
| 2492 if (on_sep_line) | |
| 2493 return IN_SEP_LINE; | |
| 2494 #endif | |
| 2495 #ifdef FEAT_VISUAL | |
| 2496 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2497 { | |
| 2498 end_visual_mode(); | |
| 2499 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2500 } | |
| 2501 #endif | |
| 2502 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2503 /* Continue a modeless selection in another window. */ | |
| 2504 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2505 return IN_OTHER_WIN; | |
| 2506 #endif | |
| 2507 return IN_BUFFER; | |
| 2508 } | |
| 2509 | |
| 2510 prev_row = mouse_row; | |
| 2511 prev_col = mouse_col; | |
| 2512 | |
| 2513 if (flags & MOUSE_SETPOS) | |
| 2514 goto retnomove; /* ugly goto... */ | |
| 2515 | |
| 2516 #ifdef FEAT_FOLDING | |
| 2517 /* Remember the character under the mouse, it might be a '-' or '+' in the | |
| 2518 * fold column. */ | |
| 534 | 2519 if (row >= 0 && row < Rows && col >= 0 && col <= Columns |
| 2520 && ScreenLines != NULL) | |
| 7 | 2521 mouse_char = ScreenLines[LineOffset[row] + col]; |
| 2522 else | |
| 2523 mouse_char = ' '; | |
| 2524 #endif | |
| 2525 | |
| 2526 old_curwin = curwin; | |
| 2527 old_cursor = curwin->w_cursor; | |
| 2528 | |
| 2529 if (!(flags & MOUSE_FOCUS)) | |
| 2530 { | |
| 2531 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 2532 return IN_UNKNOWN; | |
| 2533 | |
| 2534 #ifdef FEAT_WINDOWS | |
| 2535 /* find the window where the row is in */ | |
| 2536 wp = mouse_find_win(&row, &col); | |
| 2537 #else | |
| 2538 wp = firstwin; | |
| 2539 #endif | |
| 2540 dragwin = NULL; | |
| 2541 /* | |
| 2542 * winpos and height may change in win_enter()! | |
| 2543 */ | |
| 2544 if (row >= wp->w_height) /* In (or below) status line */ | |
| 2545 { | |
| 2546 on_status_line = row - wp->w_height + 1; | |
| 2547 dragwin = wp; | |
| 2548 } | |
| 2549 else | |
| 2550 on_status_line = 0; | |
| 2551 #ifdef FEAT_VERTSPLIT | |
| 2552 if (col >= wp->w_width) /* In separator line */ | |
| 2553 { | |
| 2554 on_sep_line = col - wp->w_width + 1; | |
| 2555 dragwin = wp; | |
| 2556 } | |
| 2557 else | |
| 2558 on_sep_line = 0; | |
| 2559 | |
| 2560 /* The rightmost character of the status line might be a vertical | |
| 2561 * separator character if there is no connecting window to the right. */ | |
| 2562 if (on_status_line && on_sep_line) | |
| 2563 { | |
| 2564 if (stl_connected(wp)) | |
| 2565 on_sep_line = 0; | |
| 2566 else | |
| 2567 on_status_line = 0; | |
| 2568 } | |
| 2569 #endif | |
| 2570 | |
| 2571 #ifdef FEAT_VISUAL | |
| 2572 /* Before jumping to another buffer, or moving the cursor for a left | |
| 2573 * click, stop Visual mode. */ | |
| 2574 if (VIsual_active | |
| 2575 && (wp->w_buffer != curwin->w_buffer | |
| 2576 || (!on_status_line | |
| 2577 # ifdef FEAT_VERTSPLIT | |
| 2578 && !on_sep_line | |
| 2579 # endif | |
| 2580 # ifdef FEAT_FOLDING | |
| 2581 && ( | |
| 2582 # ifdef FEAT_RIGHTLEFT | |
| 2583 wp->w_p_rl ? col < W_WIDTH(wp) - wp->w_p_fdc : | |
| 2584 # endif | |
| 2585 col >= wp->w_p_fdc | |
| 2586 # ifdef FEAT_CMDWIN | |
| 2587 + (cmdwin_type == 0 && wp == curwin ? 0 : 1) | |
| 2588 # endif | |
| 2589 ) | |
| 2590 # endif | |
| 2591 && (flags & MOUSE_MAY_STOP_VIS)))) | |
| 2592 { | |
| 2593 end_visual_mode(); | |
| 2594 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2595 } | |
| 2596 #endif | |
| 2597 #ifdef FEAT_CMDWIN | |
| 2598 if (cmdwin_type != 0 && wp != curwin) | |
| 2599 { | |
| 2600 /* A click outside the command-line window: Use modeless | |
| 2601 * selection if possible. Allow dragging the status line of | |
| 2602 * windows just above the command-line window. */ | |
| 2603 if (wp->w_winrow + wp->w_height | |
| 2604 != curwin->w_prev->w_winrow + curwin->w_prev->w_height) | |
| 2605 { | |
| 2606 on_status_line = 0; | |
| 2607 dragwin = NULL; | |
| 2608 } | |
| 2609 # ifdef FEAT_VERTSPLIT | |
| 2610 on_sep_line = 0; | |
| 2611 # endif | |
| 2612 # ifdef FEAT_CLIPBOARD | |
| 2613 if (on_status_line) | |
| 2614 return IN_STATUS_LINE; | |
| 2615 return IN_OTHER_WIN; | |
| 2616 # else | |
| 2617 row = 0; | |
| 2618 col += wp->w_wincol; | |
| 2619 wp = curwin; | |
| 2620 # endif | |
| 2621 } | |
| 2622 #endif | |
| 2623 #ifdef FEAT_WINDOWS | |
| 2624 /* Only change window focus when not clicking on or dragging the | |
| 2625 * status line. Do change focus when releasing the mouse button | |
| 2626 * (MOUSE_FOCUS was set above if we dragged first). */ | |
| 2627 if (dragwin == NULL || (flags & MOUSE_RELEASED)) | |
| 2628 win_enter(wp, TRUE); /* can make wp invalid! */ | |
| 2629 # ifdef CHECK_DOUBLE_CLICK | |
| 2630 /* set topline, to be able to check for double click ourselves */ | |
| 2631 if (curwin != old_curwin) | |
| 2632 set_mouse_topline(curwin); | |
| 2633 # endif | |
| 2634 #endif | |
| 2635 if (on_status_line) /* In (or below) status line */ | |
| 2636 { | |
| 2637 /* Don't use start_arrow() if we're in the same window */ | |
| 2638 if (curwin == old_curwin) | |
| 2639 return IN_STATUS_LINE; | |
| 2640 else | |
| 2641 return IN_STATUS_LINE | CURSOR_MOVED; | |
| 2642 } | |
| 2643 #ifdef FEAT_VERTSPLIT | |
| 2644 if (on_sep_line) /* In (or below) status line */ | |
| 2645 { | |
| 2646 /* Don't use start_arrow() if we're in the same window */ | |
| 2647 if (curwin == old_curwin) | |
| 2648 return IN_SEP_LINE; | |
| 2649 else | |
| 2650 return IN_SEP_LINE | CURSOR_MOVED; | |
| 2651 } | |
| 2652 #endif | |
| 2653 | |
| 2654 curwin->w_cursor.lnum = curwin->w_topline; | |
| 2655 #ifdef FEAT_GUI | |
| 2656 /* remember topline, needed for double click */ | |
| 2657 gui_prev_topline = curwin->w_topline; | |
| 2658 # ifdef FEAT_DIFF | |
| 2659 gui_prev_topfill = curwin->w_topfill; | |
| 2660 # endif | |
| 2661 #endif | |
| 2662 } | |
| 2663 else if (on_status_line && which_button == MOUSE_LEFT) | |
| 2664 { | |
| 2665 #ifdef FEAT_WINDOWS | |
| 2666 if (dragwin != NULL) | |
| 2667 { | |
| 2668 /* Drag the status line */ | |
| 2669 count = row - dragwin->w_winrow - dragwin->w_height + 1 | |
| 2670 - on_status_line; | |
| 2671 win_drag_status_line(dragwin, count); | |
| 2672 did_drag |= count; | |
| 2673 } | |
| 2674 #endif | |
| 2675 return IN_STATUS_LINE; /* Cursor didn't move */ | |
| 2676 } | |
| 2677 #ifdef FEAT_VERTSPLIT | |
| 2678 else if (on_sep_line && which_button == MOUSE_LEFT) | |
| 2679 { | |
| 2680 if (dragwin != NULL) | |
| 2681 { | |
| 2682 /* Drag the separator column */ | |
| 2683 count = col - dragwin->w_wincol - dragwin->w_width + 1 | |
| 2684 - on_sep_line; | |
| 2685 win_drag_vsep_line(dragwin, count); | |
| 2686 did_drag |= count; | |
| 2687 } | |
| 2688 return IN_SEP_LINE; /* Cursor didn't move */ | |
| 2689 } | |
| 2690 #endif | |
| 2691 else /* keep_window_focus must be TRUE */ | |
| 2692 { | |
| 2693 #ifdef FEAT_VISUAL | |
| 2694 /* before moving the cursor for a left click, stop Visual mode */ | |
| 2695 if (flags & MOUSE_MAY_STOP_VIS) | |
| 2696 { | |
| 2697 end_visual_mode(); | |
| 2698 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
| 2699 } | |
| 2700 #endif | |
| 2701 | |
| 2702 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
| 2703 /* Continue a modeless selection in another window. */ | |
| 2704 if (cmdwin_type != 0 && row < W_WINROW(curwin)) | |
| 2705 return IN_OTHER_WIN; | |
| 2706 #endif | |
| 2707 | |
| 2708 row -= W_WINROW(curwin); | |
| 2709 #ifdef FEAT_VERTSPLIT | |
| 2710 col -= W_WINCOL(curwin); | |
| 2711 #endif | |
| 2712 | |
| 2713 /* | |
| 2714 * When clicking beyond the end of the window, scroll the screen. | |
| 2715 * Scroll by however many rows outside the window we are. | |
| 2716 */ | |
| 2717 if (row < 0) | |
| 2718 { | |
| 2719 count = 0; | |
| 2720 for (first = TRUE; curwin->w_topline > 1; ) | |
| 2721 { | |
| 2722 #ifdef FEAT_DIFF | |
| 2723 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2724 ++count; | |
| 2725 else | |
| 2726 #endif | |
| 2727 count += plines(curwin->w_topline - 1); | |
| 2728 if (!first && count > -row) | |
| 2729 break; | |
| 2730 first = FALSE; | |
| 2731 #ifdef FEAT_FOLDING | |
| 2732 hasFolding(curwin->w_topline, &curwin->w_topline, NULL); | |
| 2733 #endif | |
| 2734 #ifdef FEAT_DIFF | |
| 2735 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
| 2736 ++curwin->w_topfill; | |
| 2737 else | |
| 2738 #endif | |
| 2739 { | |
| 2740 --curwin->w_topline; | |
| 2741 #ifdef FEAT_DIFF | |
| 2742 curwin->w_topfill = 0; | |
| 2743 #endif | |
| 2744 } | |
| 2745 } | |
| 2746 #ifdef FEAT_DIFF | |
| 2747 check_topfill(curwin, FALSE); | |
| 2748 #endif | |
| 2749 curwin->w_valid &= | |
| 2750 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2751 redraw_later(VALID); | |
| 2752 row = 0; | |
| 2753 } | |
| 2754 else if (row >= curwin->w_height) | |
| 2755 { | |
| 2756 count = 0; | |
| 2757 for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; ) | |
| 2758 { | |
| 2759 #ifdef FEAT_DIFF | |
| 2760 if (curwin->w_topfill > 0) | |
| 2761 ++count; | |
| 2762 else | |
| 2763 #endif | |
| 2764 count += plines(curwin->w_topline); | |
| 2765 if (!first && count > row - curwin->w_height + 1) | |
| 2766 break; | |
| 2767 first = FALSE; | |
| 2768 #ifdef FEAT_FOLDING | |
| 2769 if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) | |
| 2770 && curwin->w_topline == curbuf->b_ml.ml_line_count) | |
| 2771 break; | |
| 2772 #endif | |
| 2773 #ifdef FEAT_DIFF | |
| 2774 if (curwin->w_topfill > 0) | |
| 2775 --curwin->w_topfill; | |
| 2776 else | |
| 2777 #endif | |
| 2778 { | |
| 2779 ++curwin->w_topline; | |
| 2780 #ifdef FEAT_DIFF | |
| 2781 curwin->w_topfill = | |
| 2782 diff_check_fill(curwin, curwin->w_topline); | |
| 2783 #endif | |
| 2784 } | |
| 2785 } | |
| 2786 #ifdef FEAT_DIFF | |
| 2787 check_topfill(curwin, FALSE); | |
| 2788 #endif | |
| 2789 redraw_later(VALID); | |
| 2790 curwin->w_valid &= | |
| 2791 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
| 2792 row = curwin->w_height - 1; | |
| 2793 } | |
| 2794 else if (row == 0) | |
| 2795 { | |
| 2796 /* When dragging the mouse, while the text has been scrolled up as | |
| 2797 * far as it goes, moving the mouse in the top line should scroll | |
| 2798 * the text down (done later when recomputing w_topline). */ | |
| 1164 | 2799 if (mouse_dragging > 0 |
| 7 | 2800 && curwin->w_cursor.lnum |
| 2801 == curwin->w_buffer->b_ml.ml_line_count | |
| 2802 && curwin->w_cursor.lnum == curwin->w_topline) | |
| 2803 curwin->w_valid &= ~(VALID_TOPLINE); | |
| 2804 } | |
| 2805 } | |
| 2806 | |
| 2807 #ifdef FEAT_FOLDING | |
| 2808 /* Check for position outside of the fold column. */ | |
| 2809 if ( | |
| 2810 # ifdef FEAT_RIGHTLEFT | |
| 2811 curwin->w_p_rl ? col < W_WIDTH(curwin) - curwin->w_p_fdc : | |
| 2812 # endif | |
| 2813 col >= curwin->w_p_fdc | |
| 2814 # ifdef FEAT_CMDWIN | |
| 2815 + (cmdwin_type == 0 ? 0 : 1) | |
| 2816 # endif | |
| 2817 ) | |
| 2818 mouse_char = ' '; | |
| 2819 #endif | |
| 2820 | |
| 2821 /* compute the position in the buffer line from the posn on the screen */ | |
| 2822 if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) | |
| 2823 mouse_past_bottom = TRUE; | |
| 2824 | |
| 2825 #ifdef FEAT_VISUAL | |
| 2826 /* Start Visual mode before coladvance(), for when 'sel' != "old" */ | |
| 2827 if ((flags & MOUSE_MAY_VIS) && !VIsual_active) | |
| 2828 { | |
| 2829 check_visual_highlight(); | |
| 2830 VIsual = old_cursor; | |
| 2831 VIsual_active = TRUE; | |
| 2832 VIsual_reselect = TRUE; | |
| 2833 /* if 'selectmode' contains "mouse", start Select mode */ | |
| 2834 may_start_select('o'); | |
| 2835 setmouse(); | |
| 642 | 2836 if (p_smd && msg_silent == 0) |
| 7 | 2837 redraw_cmdline = TRUE; /* show visual mode later */ |
| 2838 } | |
| 2839 #endif | |
| 2840 | |
| 2841 curwin->w_curswant = col; | |
| 2842 curwin->w_set_curswant = FALSE; /* May still have been TRUE */ | |
| 2843 if (coladvance(col) == FAIL) /* Mouse click beyond end of line */ | |
| 2844 { | |
| 2845 if (inclusive != NULL) | |
| 2846 *inclusive = TRUE; | |
| 2847 mouse_past_eol = TRUE; | |
| 2848 } | |
| 2849 else if (inclusive != NULL) | |
| 2850 *inclusive = FALSE; | |
| 2851 | |
| 2852 count = IN_BUFFER; | |
| 2853 if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum | |
| 2854 || curwin->w_cursor.col != old_cursor.col) | |
| 2855 count |= CURSOR_MOVED; /* Cursor has moved */ | |
| 2856 | |
| 2857 #ifdef FEAT_FOLDING | |
| 2858 if (mouse_char == '+') | |
| 2859 count |= MOUSE_FOLD_OPEN; | |
| 2860 else if (mouse_char != ' ') | |
| 2861 count |= MOUSE_FOLD_CLOSE; | |
| 2862 #endif | |
| 2863 | |
| 2864 return count; | |
| 2865 } | |
| 2866 | |
| 2867 /* | |
| 2868 * Compute the position in the buffer line from the posn on the screen in | |
| 2869 * window "win". | |
| 2870 * Returns TRUE if the position is below the last line. | |
| 2871 */ | |
| 2872 int | |
| 2873 mouse_comp_pos(win, rowp, colp, lnump) | |
| 2874 win_T *win; | |
| 2875 int *rowp; | |
| 2876 int *colp; | |
| 2877 linenr_T *lnump; | |
| 2878 { | |
| 2879 int col = *colp; | |
| 2880 int row = *rowp; | |
| 2881 linenr_T lnum; | |
| 2882 int retval = FALSE; | |
| 2883 int off; | |
| 2884 int count; | |
| 2885 | |
| 2886 #ifdef FEAT_RIGHTLEFT | |
| 2887 if (win->w_p_rl) | |
| 2888 col = W_WIDTH(win) - 1 - col; | |
| 2889 #endif | |
| 2890 | |
| 2891 lnum = win->w_topline; | |
| 2892 | |
| 2893 while (row > 0) | |
| 2894 { | |
| 2895 #ifdef FEAT_DIFF | |
| 2896 /* Don't include filler lines in "count" */ | |
| 237 | 2897 if (win->w_p_diff |
| 2898 # ifdef FEAT_FOLDING | |
| 2899 && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) | |
| 2900 # endif | |
| 2901 ) | |
| 7 | 2902 { |
| 2903 if (lnum == win->w_topline) | |
| 2904 row -= win->w_topfill; | |
| 2905 else | |
| 2906 row -= diff_check_fill(win, lnum); | |
| 2907 count = plines_win_nofill(win, lnum, TRUE); | |
| 2908 } | |
| 2909 else | |
| 2910 #endif | |
| 2911 count = plines_win(win, lnum, TRUE); | |
| 2912 if (count > row) | |
| 2913 break; /* Position is in this buffer line. */ | |
| 2914 #ifdef FEAT_FOLDING | |
| 2915 (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); | |
| 2916 #endif | |
| 2917 if (lnum == win->w_buffer->b_ml.ml_line_count) | |
| 2918 { | |
| 2919 retval = TRUE; | |
| 2920 break; /* past end of file */ | |
| 2921 } | |
| 2922 row -= count; | |
| 2923 ++lnum; | |
| 2924 } | |
| 2925 | |
| 2926 if (!retval) | |
| 2927 { | |
| 2928 /* Compute the column without wrapping. */ | |
| 2929 off = win_col_off(win) - win_col_off2(win); | |
| 2930 if (col < off) | |
| 2931 col = off; | |
| 2932 col += row * (W_WIDTH(win) - off); | |
| 2933 /* add skip column (for long wrapping line) */ | |
| 2934 col += win->w_skipcol; | |
| 2935 } | |
| 2936 | |
| 2937 if (!win->w_p_wrap) | |
| 2938 col += win->w_leftcol; | |
| 2939 | |
| 2940 /* skip line number and fold column in front of the line */ | |
| 2941 col -= win_col_off(win); | |
| 2942 if (col < 0) | |
| 2943 { | |
| 2944 #ifdef FEAT_NETBEANS_INTG | |
| 2945 if (usingNetbeans) | |
| 2946 netbeans_gutter_click(lnum); | |
| 2947 #endif | |
| 2948 col = 0; | |
| 2949 } | |
| 2950 | |
| 2951 *colp = col; | |
| 2952 *rowp = row; | |
| 2953 *lnump = lnum; | |
| 2954 return retval; | |
| 2955 } | |
| 2956 | |
| 2957 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 2958 /* | |
| 2959 * Find the window at screen position "*rowp" and "*colp". The positions are | |
| 2960 * updated to become relative to the top-left of the window. | |
| 2961 */ | |
| 2962 win_T * | |
| 2963 mouse_find_win(rowp, colp) | |
| 2964 int *rowp; | |
| 1883 | 2965 int *colp UNUSED; |
| 7 | 2966 { |
| 2967 frame_T *fp; | |
| 2968 | |
| 2969 fp = topframe; | |
| 667 | 2970 *rowp -= firstwin->w_winrow; |
| 7 | 2971 for (;;) |
| 2972 { | |
| 2973 if (fp->fr_layout == FR_LEAF) | |
| 2974 break; | |
| 2975 #ifdef FEAT_VERTSPLIT | |
| 2976 if (fp->fr_layout == FR_ROW) | |
| 2977 { | |
| 2978 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 2979 { | |
| 2980 if (*colp < fp->fr_width) | |
| 2981 break; | |
| 2982 *colp -= fp->fr_width; | |
| 2983 } | |
| 2984 } | |
| 2985 #endif | |
| 2986 else /* fr_layout == FR_COL */ | |
| 2987 { | |
| 2988 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 2989 { | |
| 2990 if (*rowp < fp->fr_height) | |
| 2991 break; | |
| 2992 *rowp -= fp->fr_height; | |
| 2993 } | |
| 2994 } | |
| 2995 } | |
| 2996 return fp->fr_win; | |
| 2997 } | |
| 2998 #endif | |
| 2999 | |
| 575 | 3000 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined (FEAT_GUI_MAC) \ |
| 7 | 3001 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
| 3002 || defined(FEAT_GUI_PHOTON) || defined(PROTO) | |
| 3003 /* | |
| 3004 * Translate window coordinates to buffer position without any side effects | |
| 3005 */ | |
| 3006 int | |
| 3007 get_fpos_of_mouse(mpos) | |
| 3008 pos_T *mpos; | |
| 3009 { | |
| 3010 win_T *wp; | |
| 3011 int row = mouse_row; | |
| 3012 int col = mouse_col; | |
| 3013 | |
| 3014 if (row < 0 || col < 0) /* check if it makes sense */ | |
| 3015 return IN_UNKNOWN; | |
| 3016 | |
| 3017 #ifdef FEAT_WINDOWS | |
| 3018 /* find the window where the row is in */ | |
| 3019 wp = mouse_find_win(&row, &col); | |
| 3020 #else | |
| 3021 wp = firstwin; | |
| 3022 #endif | |
| 3023 /* | |
| 3024 * winpos and height may change in win_enter()! | |
| 3025 */ | |
| 3026 if (row >= wp->w_height) /* In (or below) status line */ | |
| 3027 return IN_STATUS_LINE; | |
| 3028 #ifdef FEAT_VERTSPLIT | |
| 3029 if (col >= wp->w_width) /* In vertical separator line */ | |
| 3030 return IN_SEP_LINE; | |
| 3031 #endif | |
| 3032 | |
| 3033 if (wp != curwin) | |
| 3034 return IN_UNKNOWN; | |
| 3035 | |
| 3036 /* compute the position in the buffer line from the posn on the screen */ | |
| 3037 if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum)) | |
| 3038 return IN_STATUS_LINE; /* past bottom */ | |
| 3039 | |
| 3040 mpos->col = vcol2col(wp, mpos->lnum, col); | |
| 3041 | |
| 3042 if (mpos->col > 0) | |
| 3043 --mpos->col; | |
| 3044 return IN_BUFFER; | |
| 3045 } | |
| 3046 | |
| 3047 /* | |
| 3048 * Convert a virtual (screen) column to a character column. | |
| 3049 * The first column is one. | |
| 3050 */ | |
| 3051 int | |
| 3052 vcol2col(wp, lnum, vcol) | |
| 3053 win_T *wp; | |
| 3054 linenr_T lnum; | |
| 3055 int vcol; | |
| 3056 { | |
| 3057 /* try to advance to the specified column */ | |
| 3058 int count = 0; | |
| 3059 char_u *ptr; | |
| 1961 | 3060 char_u *start; |
| 7 | 3061 |
| 1961 | 3062 start = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); |
| 7 | 3063 while (count <= vcol && *ptr != NUL) |
| 3064 { | |
| 3065 count += win_lbr_chartabsize(wp, ptr, count, NULL); | |
| 39 | 3066 mb_ptr_adv(ptr); |
| 7 | 3067 } |
| 1961 | 3068 return (int)(ptr - start); |
| 7 | 3069 } |
| 3070 #endif | |
| 3071 | |
| 3072 #endif /* FEAT_MOUSE */ | |
| 3073 | |
| 3074 #if defined(FEAT_GUI) || defined(WIN3264) || defined(PROTO) | |
| 3075 /* | |
| 3076 * Called when focus changed. Used for the GUI or for systems where this can | |
| 3077 * be done in the console (Win32). | |
| 3078 */ | |
| 3079 void | |
| 3080 ui_focus_change(in_focus) | |
| 3081 int in_focus; /* TRUE if focus gained. */ | |
| 3082 { | |
| 3083 static time_t last_time = (time_t)0; | |
| 3084 int need_redraw = FALSE; | |
| 3085 | |
| 3086 /* When activated: Check if any file was modified outside of Vim. | |
| 3087 * Only do this when not done within the last two seconds (could get | |
| 3088 * several events in a row). */ | |
| 3089 if (in_focus && last_time + 2 < time(NULL)) | |
| 3090 { | |
| 3091 need_redraw = check_timestamps( | |
| 3092 # ifdef FEAT_GUI | |
| 3093 gui.in_use | |
| 3094 # else | |
| 3095 FALSE | |
| 3096 # endif | |
| 3097 ); | |
| 3098 last_time = time(NULL); | |
| 3099 } | |
| 3100 | |
| 3101 #ifdef FEAT_AUTOCMD | |
| 3102 /* | |
| 3103 * Fire the focus gained/lost autocommand. | |
| 3104 */ | |
| 3105 need_redraw |= apply_autocmds(in_focus ? EVENT_FOCUSGAINED | |
| 3106 : EVENT_FOCUSLOST, NULL, NULL, FALSE, curbuf); | |
| 3107 #endif | |
| 3108 | |
| 3109 if (need_redraw) | |
| 3110 { | |
| 3111 /* Something was executed, make sure the cursor is put back where it | |
| 3112 * belongs. */ | |
| 3113 need_wait_return = FALSE; | |
| 3114 | |
| 3115 if (State & CMDLINE) | |
| 3116 redrawcmdline(); | |
| 3117 else if (State == HITRETURN || State == SETWSIZE || State == ASKMORE | |
| 3118 || State == EXTERNCMD || State == CONFIRM || exmode_active) | |
| 3119 repeat_message(); | |
| 3120 else if ((State & NORMAL) || (State & INSERT)) | |
| 3121 { | |
| 3122 if (must_redraw != 0) | |
| 3123 update_screen(0); | |
| 3124 setcursor(); | |
| 3125 } | |
| 3126 cursor_on(); /* redrawing may have switched it off */ | |
| 3127 out_flush(); | |
| 3128 # ifdef FEAT_GUI | |
| 3129 if (gui.in_use) | |
| 3130 { | |
| 3131 gui_update_cursor(FALSE, TRUE); | |
| 3132 gui_update_scrollbars(FALSE); | |
| 3133 } | |
| 3134 # endif | |
| 3135 } | |
| 3136 #ifdef FEAT_TITLE | |
| 3137 /* File may have been changed from 'readonly' to 'noreadonly' */ | |
| 3138 if (need_maketitle) | |
| 3139 maketitle(); | |
| 3140 #endif | |
| 3141 } | |
| 3142 #endif | |
| 3143 | |
| 3144 #if defined(USE_IM_CONTROL) || defined(PROTO) | |
| 3145 /* | |
| 3146 * Save current Input Method status to specified place. | |
| 3147 */ | |
| 3148 void | |
| 3149 im_save_status(psave) | |
| 3150 long *psave; | |
| 3151 { | |
| 3152 /* Don't save when 'imdisable' is set or "xic" is NULL, IM is always | |
| 3153 * disabled then (but might start later). | |
| 3154 * Also don't save when inside a mapping, vgetc_im_active has not been set | |
| 3155 * then. | |
| 3156 * And don't save when the keys were stuffed (e.g., for a "." command). | |
| 3157 * And don't save when the GUI is running but our window doesn't have | |
| 3158 * input focus (e.g., when a find dialog is open). */ | |
| 3159 if (!p_imdisable && KeyTyped && !KeyStuffed | |
| 3160 # ifdef FEAT_XIM | |
| 3161 && xic != NULL | |
| 3162 # endif | |
| 3163 # ifdef FEAT_GUI | |
| 3164 && (!gui.in_use || gui.in_focus) | |
| 3165 # endif | |
| 3166 ) | |
| 3167 { | |
| 3168 /* Do save when IM is on, or IM is off and saved status is on. */ | |
| 3169 if (vgetc_im_active) | |
| 3170 *psave = B_IMODE_IM; | |
| 3171 else if (*psave == B_IMODE_IM) | |
| 3172 *psave = B_IMODE_NONE; | |
| 3173 } | |
| 3174 } | |
| 3175 #endif |