1 /*- 2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer as 10 * the first lines of this file unmodified. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/dev/syscons/scmouse.c,v 1.12.2.3 2001/07/28 12:51:47 yokota Exp $ 27 * $DragonFly: src/sys/dev/misc/syscons/scmouse.c,v 1.8 2005/03/28 21:30:23 swildner Exp $ 28 */ 29 30 #include "opt_syscons.h" 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/conf.h> 35 #include <sys/signalvar.h> 36 #include <sys/proc.h> 37 #include <sys/tty.h> 38 39 #include <machine/console.h> 40 #include <machine/mouse.h> 41 42 #include "syscons.h" 43 44 #ifdef SC_TWOBUTTON_MOUSE 45 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON3DOWN /* right button */ 46 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON2DOWN /* not really used */ 47 #else 48 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON2DOWN /* middle button */ 49 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON3DOWN /* right button */ 50 #endif /* SC_TWOBUTTON_MOUSE */ 51 52 #define SC_WAKEUP_DELTA 20 53 54 #ifndef SC_NO_SYSMOUSE 55 56 /* local variables */ 57 static int cut_buffer_size; 58 static u_char *cut_buffer; 59 60 /* local functions */ 61 static void set_mouse_pos(scr_stat *scp); 62 #ifndef SC_NO_CUTPASTE 63 static int skip_spc_right(scr_stat *scp, int p); 64 static int skip_spc_left(scr_stat *scp, int p); 65 static void mouse_cut(scr_stat *scp); 66 static void mouse_cut_start(scr_stat *scp); 67 static void mouse_cut_end(scr_stat *scp); 68 static void mouse_cut_word(scr_stat *scp); 69 static void mouse_cut_line(scr_stat *scp); 70 static void mouse_cut_extend(scr_stat *scp); 71 static void mouse_paste(scr_stat *scp); 72 #endif /* SC_NO_CUTPASTE */ 73 74 #ifndef SC_NO_CUTPASTE 75 /* allocate a cut buffer */ 76 void 77 sc_alloc_cut_buffer(scr_stat *scp, int wait) 78 { 79 u_char *p; 80 81 if ((cut_buffer == NULL) 82 || (cut_buffer_size < scp->xsize * scp->ysize + 1)) { 83 p = cut_buffer; 84 cut_buffer = NULL; 85 if (p != NULL) 86 free(p, M_SYSCONS); 87 cut_buffer_size = scp->xsize * scp->ysize + 1; 88 p = malloc(cut_buffer_size, M_SYSCONS, (wait) ? M_WAITOK : M_NOWAIT); 89 if (p != NULL) 90 p[0] = '\0'; 91 cut_buffer = p; 92 } 93 } 94 #endif /* SC_NO_CUTPASTE */ 95 96 /* move mouse */ 97 void 98 sc_mouse_move(scr_stat *scp, int x, int y) 99 { 100 int s; 101 102 s = spltty(); 103 scp->mouse_xpos = scp->mouse_oldxpos = x; 104 scp->mouse_ypos = scp->mouse_oldypos = y; 105 if (scp->font_size <= 0) 106 scp->mouse_pos = scp->mouse_oldpos = 0; 107 else 108 scp->mouse_pos = scp->mouse_oldpos = 109 (y/scp->font_size - scp->yoff)*scp->xsize + x/8 - scp->xoff; 110 scp->status |= MOUSE_MOVED; 111 splx(s); 112 } 113 114 /* adjust mouse position */ 115 static void 116 set_mouse_pos(scr_stat *scp) 117 { 118 if (scp->mouse_xpos < scp->xoff*8) 119 scp->mouse_xpos = scp->xoff*8; 120 if (scp->mouse_ypos < scp->yoff*scp->font_size) 121 scp->mouse_ypos = scp->yoff*scp->font_size; 122 if (ISGRAPHSC(scp)) { 123 if (scp->mouse_xpos > scp->xpixel-1) 124 scp->mouse_xpos = scp->xpixel-1; 125 if (scp->mouse_ypos > scp->ypixel-1) 126 scp->mouse_ypos = scp->ypixel-1; 127 return; 128 } else { 129 if (scp->mouse_xpos > (scp->xsize + scp->xoff)*8 - 1) 130 scp->mouse_xpos = (scp->xsize + scp->xoff)*8 - 1; 131 if (scp->mouse_ypos > (scp->ysize + scp->yoff)*scp->font_size - 1) 132 scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size - 1; 133 } 134 135 if (scp->mouse_xpos != scp->mouse_oldxpos || scp->mouse_ypos != scp->mouse_oldypos) { 136 scp->status |= MOUSE_MOVED; 137 scp->mouse_pos = 138 (scp->mouse_ypos/scp->font_size - scp->yoff)*scp->xsize 139 + scp->mouse_xpos/8 - scp->xoff; 140 #ifndef SC_NO_CUTPASTE 141 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) 142 mouse_cut(scp); 143 #endif 144 } 145 } 146 147 #ifndef SC_NO_CUTPASTE 148 149 void 150 sc_draw_mouse_image(scr_stat *scp) 151 { 152 if (ISGRAPHSC(scp)) 153 return; 154 155 ++scp->sc->videoio_in_progress; 156 (*scp->rndr->draw_mouse)(scp, scp->mouse_xpos, scp->mouse_ypos, TRUE); 157 scp->mouse_oldpos = scp->mouse_pos; 158 scp->mouse_oldxpos = scp->mouse_xpos; 159 scp->mouse_oldypos = scp->mouse_ypos; 160 scp->status |= MOUSE_VISIBLE; 161 --scp->sc->videoio_in_progress; 162 } 163 164 void 165 sc_remove_mouse_image(scr_stat *scp) 166 { 167 int size; 168 int i; 169 170 if (ISGRAPHSC(scp)) 171 return; 172 173 ++scp->sc->videoio_in_progress; 174 (*scp->rndr->draw_mouse)(scp, 175 (scp->mouse_oldpos%scp->xsize + scp->xoff)*8, 176 (scp->mouse_oldpos/scp->xsize + scp->yoff) 177 * scp->font_size, 178 FALSE); 179 size = scp->xsize*scp->ysize; 180 i = scp->mouse_oldpos; 181 mark_for_update(scp, i); 182 mark_for_update(scp, i); 183 if (i + scp->xsize + 1 < size) { 184 mark_for_update(scp, i + scp->xsize + 1); 185 } else if (i + scp->xsize < size) { 186 mark_for_update(scp, i + scp->xsize); 187 } else if (i + 1 < size) { 188 mark_for_update(scp, i + 1); 189 } 190 scp->status &= ~MOUSE_VISIBLE; 191 --scp->sc->videoio_in_progress; 192 } 193 194 int 195 sc_inside_cutmark(scr_stat *scp, int pos) 196 { 197 int start; 198 int end; 199 200 if (scp->mouse_cut_end < 0) 201 return FALSE; 202 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 203 start = scp->mouse_cut_start; 204 end = scp->mouse_cut_end; 205 } else { 206 start = scp->mouse_cut_end; 207 end = scp->mouse_cut_start - 1; 208 } 209 return ((start <= pos) && (pos <= end)); 210 } 211 212 void 213 sc_remove_cutmarking(scr_stat *scp) 214 { 215 int s; 216 217 s = spltty(); 218 if (scp->mouse_cut_end >= 0) { 219 mark_for_update(scp, scp->mouse_cut_start); 220 mark_for_update(scp, scp->mouse_cut_end); 221 } 222 scp->mouse_cut_start = scp->xsize*scp->ysize; 223 scp->mouse_cut_end = -1; 224 splx(s); 225 scp->status &= ~MOUSE_CUTTING; 226 } 227 228 void 229 sc_remove_all_cutmarkings(sc_softc_t *sc) 230 { 231 scr_stat *scp; 232 int i; 233 234 /* delete cut markings in all vtys */ 235 for (i = 0; i < sc->vtys; ++i) { 236 scp = SC_STAT(sc->dev[i]); 237 if (scp == NULL) 238 continue; 239 sc_remove_cutmarking(scp); 240 } 241 } 242 243 void 244 sc_remove_all_mouse(sc_softc_t *sc) 245 { 246 scr_stat *scp; 247 int i; 248 249 for (i = 0; i < sc->vtys; ++i) { 250 scp = SC_STAT(sc->dev[i]); 251 if (scp == NULL) 252 continue; 253 if (scp->status & MOUSE_VISIBLE) { 254 scp->status &= ~MOUSE_VISIBLE; 255 mark_all(scp); 256 } 257 } 258 } 259 260 #define IS_SPACE_CHAR(c) (((c) & 0xff) == ' ') 261 262 /* skip spaces to right */ 263 static int 264 skip_spc_right(scr_stat *scp, int p) 265 { 266 int c; 267 int i; 268 269 for (i = p % scp->xsize; i < scp->xsize; ++i) { 270 c = sc_vtb_getc(&scp->vtb, p); 271 if (!IS_SPACE_CHAR(c)) 272 break; 273 ++p; 274 } 275 return i; 276 } 277 278 /* skip spaces to left */ 279 static int 280 skip_spc_left(scr_stat *scp, int p) 281 { 282 int c; 283 int i; 284 285 for (i = p-- % scp->xsize - 1; i >= 0; --i) { 286 c = sc_vtb_getc(&scp->vtb, p); 287 if (!IS_SPACE_CHAR(c)) 288 break; 289 --p; 290 } 291 return i; 292 } 293 294 /* copy marked region to the cut buffer */ 295 static void 296 mouse_cut(scr_stat *scp) 297 { 298 int start; 299 int end; 300 int from; 301 int to; 302 int blank; 303 int c; 304 int p; 305 int s; 306 int i; 307 308 start = scp->mouse_cut_start; 309 end = scp->mouse_cut_end; 310 if (scp->mouse_pos >= start) { 311 from = start; 312 to = end = scp->mouse_pos; 313 } else { 314 from = end = scp->mouse_pos; 315 to = start - 1; 316 } 317 for (p = from, i = blank = 0; p <= to; ++p) { 318 cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); 319 /* remember the position of the last non-space char */ 320 if (!IS_SPACE_CHAR(cut_buffer[i++])) 321 blank = i; /* the first space after the last non-space */ 322 /* trim trailing blank when crossing lines */ 323 if ((p % scp->xsize) == (scp->xsize - 1)) { 324 cut_buffer[blank] = '\r'; 325 i = blank + 1; 326 } 327 } 328 cut_buffer[i] = '\0'; 329 330 /* scan towards the end of the last line */ 331 --p; 332 for (i = p % scp->xsize; i < scp->xsize; ++i) { 333 c = sc_vtb_getc(&scp->vtb, p); 334 if (!IS_SPACE_CHAR(c)) 335 break; 336 ++p; 337 } 338 /* if there is nothing but blank chars, trim them, but mark towards eol */ 339 if (i >= scp->xsize) { 340 if (end >= start) 341 to = end = p - 1; 342 else 343 to = start = p; 344 cut_buffer[blank++] = '\r'; 345 cut_buffer[blank] = '\0'; 346 } 347 348 /* remove the current marking */ 349 s = spltty(); 350 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 351 mark_for_update(scp, scp->mouse_cut_start); 352 mark_for_update(scp, scp->mouse_cut_end); 353 } else if (scp->mouse_cut_end >= 0) { 354 mark_for_update(scp, scp->mouse_cut_end); 355 mark_for_update(scp, scp->mouse_cut_start); 356 } 357 358 /* mark the new region */ 359 scp->mouse_cut_start = start; 360 scp->mouse_cut_end = end; 361 mark_for_update(scp, from); 362 mark_for_update(scp, to); 363 splx(s); 364 } 365 366 /* a mouse button is pressed, start cut operation */ 367 static void 368 mouse_cut_start(scr_stat *scp) 369 { 370 int i; 371 int j; 372 int s; 373 374 if (scp->status & MOUSE_VISIBLE) { 375 i = scp->mouse_cut_start; 376 j = scp->mouse_cut_end; 377 sc_remove_all_cutmarkings(scp->sc); 378 if (scp->mouse_pos == i && i == j) { 379 cut_buffer[0] = '\0'; 380 } else if (skip_spc_right(scp, scp->mouse_pos) >= scp->xsize) { 381 /* if the pointer is on trailing blank chars, mark towards eol */ 382 i = skip_spc_left(scp, scp->mouse_pos) + 1; 383 s = spltty(); 384 scp->mouse_cut_start = 385 (scp->mouse_pos / scp->xsize) * scp->xsize + i; 386 scp->mouse_cut_end = 387 (scp->mouse_pos / scp->xsize + 1) * scp->xsize - 1; 388 splx(s); 389 cut_buffer[0] = '\r'; 390 cut_buffer[1] = '\0'; 391 scp->status |= MOUSE_CUTTING; 392 } else { 393 s = spltty(); 394 scp->mouse_cut_start = scp->mouse_pos; 395 scp->mouse_cut_end = scp->mouse_cut_start; 396 splx(s); 397 cut_buffer[0] = sc_vtb_getc(&scp->vtb, scp->mouse_cut_start); 398 cut_buffer[1] = '\0'; 399 scp->status |= MOUSE_CUTTING; 400 } 401 mark_all(scp); /* this is probably overkill XXX */ 402 } 403 } 404 405 /* end of cut operation */ 406 static void 407 mouse_cut_end(scr_stat *scp) 408 { 409 if (scp->status & MOUSE_VISIBLE) 410 scp->status &= ~MOUSE_CUTTING; 411 } 412 413 /* copy a word under the mouse pointer */ 414 static void 415 mouse_cut_word(scr_stat *scp) 416 { 417 int start; 418 int end; 419 int sol; 420 int eol; 421 int c; 422 int s; 423 int i; 424 int j; 425 426 /* 427 * Because we don't have locale information in the kernel, 428 * we only distinguish space char and non-space chars. Punctuation 429 * chars, symbols and other regular chars are all treated alike. 430 */ 431 if (scp->status & MOUSE_VISIBLE) { 432 /* remove the current cut mark */ 433 s = spltty(); 434 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 435 mark_for_update(scp, scp->mouse_cut_start); 436 mark_for_update(scp, scp->mouse_cut_end); 437 } else if (scp->mouse_cut_end >= 0) { 438 mark_for_update(scp, scp->mouse_cut_end); 439 mark_for_update(scp, scp->mouse_cut_start); 440 } 441 scp->mouse_cut_start = scp->xsize*scp->ysize; 442 scp->mouse_cut_end = -1; 443 splx(s); 444 445 sol = (scp->mouse_pos / scp->xsize) * scp->xsize; 446 eol = sol + scp->xsize; 447 c = sc_vtb_getc(&scp->vtb, scp->mouse_pos); 448 if (IS_SPACE_CHAR(c)) { 449 /* blank space */ 450 for (j = scp->mouse_pos; j >= sol; --j) { 451 c = sc_vtb_getc(&scp->vtb, j); 452 if (!IS_SPACE_CHAR(c)) 453 break; 454 } 455 start = ++j; 456 for (j = scp->mouse_pos; j < eol; ++j) { 457 c = sc_vtb_getc(&scp->vtb, j); 458 if (!IS_SPACE_CHAR(c)) 459 break; 460 } 461 end = j - 1; 462 } else { 463 /* non-space word */ 464 for (j = scp->mouse_pos; j >= sol; --j) { 465 c = sc_vtb_getc(&scp->vtb, j); 466 if (IS_SPACE_CHAR(c)) 467 break; 468 } 469 start = ++j; 470 for (j = scp->mouse_pos; j < eol; ++j) { 471 c = sc_vtb_getc(&scp->vtb, j); 472 if (IS_SPACE_CHAR(c)) 473 break; 474 } 475 end = j - 1; 476 } 477 478 /* copy the found word */ 479 for (i = 0, j = start; j <= end; ++j) 480 cut_buffer[i++] = sc_vtb_getc(&scp->vtb, j); 481 cut_buffer[i] = '\0'; 482 scp->status |= MOUSE_CUTTING; 483 484 /* mark the region */ 485 s = spltty(); 486 scp->mouse_cut_start = start; 487 scp->mouse_cut_end = end; 488 mark_for_update(scp, start); 489 mark_for_update(scp, end); 490 splx(s); 491 } 492 } 493 494 /* copy a line under the mouse pointer */ 495 static void 496 mouse_cut_line(scr_stat *scp) 497 { 498 int s; 499 int i; 500 int j; 501 502 if (scp->status & MOUSE_VISIBLE) { 503 /* remove the current cut mark */ 504 s = spltty(); 505 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 506 mark_for_update(scp, scp->mouse_cut_start); 507 mark_for_update(scp, scp->mouse_cut_end); 508 } else if (scp->mouse_cut_end >= 0) { 509 mark_for_update(scp, scp->mouse_cut_end); 510 mark_for_update(scp, scp->mouse_cut_start); 511 } 512 513 /* mark the entire line */ 514 scp->mouse_cut_start = 515 (scp->mouse_pos / scp->xsize) * scp->xsize; 516 scp->mouse_cut_end = scp->mouse_cut_start + scp->xsize - 1; 517 mark_for_update(scp, scp->mouse_cut_start); 518 mark_for_update(scp, scp->mouse_cut_end); 519 splx(s); 520 521 /* copy the line into the cut buffer */ 522 for (i = 0, j = scp->mouse_cut_start; j <= scp->mouse_cut_end; ++j) 523 cut_buffer[i++] = sc_vtb_getc(&scp->vtb, j); 524 cut_buffer[i++] = '\r'; 525 cut_buffer[i] = '\0'; 526 scp->status |= MOUSE_CUTTING; 527 } 528 } 529 530 /* extend the marked region to the mouse pointer position */ 531 static void 532 mouse_cut_extend(scr_stat *scp) 533 { 534 int start; 535 int end; 536 int s; 537 538 if ((scp->status & MOUSE_VISIBLE) && !(scp->status & MOUSE_CUTTING) 539 && (scp->mouse_cut_end >= 0)) { 540 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 541 start = scp->mouse_cut_start; 542 end = scp->mouse_cut_end; 543 } else { 544 start = scp->mouse_cut_end; 545 end = scp->mouse_cut_start - 1; 546 } 547 s = spltty(); 548 if (scp->mouse_pos > end) { 549 scp->mouse_cut_start = start; 550 scp->mouse_cut_end = end; 551 } else if (scp->mouse_pos < start) { 552 scp->mouse_cut_start = end + 1; 553 scp->mouse_cut_end = start; 554 } else { 555 if (scp->mouse_pos - start > end + 1 - scp->mouse_pos) { 556 scp->mouse_cut_start = start; 557 scp->mouse_cut_end = end; 558 } else { 559 scp->mouse_cut_start = end + 1; 560 scp->mouse_cut_end = start; 561 } 562 } 563 splx(s); 564 mouse_cut(scp); 565 scp->status |= MOUSE_CUTTING; 566 } 567 } 568 569 /* paste cut buffer contents into the current vty */ 570 static void 571 mouse_paste(scr_stat *scp) 572 { 573 if (scp->status & MOUSE_VISIBLE) 574 sc_paste(scp, cut_buffer, strlen(cut_buffer)); 575 } 576 577 #endif /* SC_NO_CUTPASTE */ 578 579 int 580 sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, 581 struct thread *td) 582 { 583 mouse_info_t *mouse; 584 scr_stat *cur_scp; 585 scr_stat *scp; 586 int s; 587 int f; 588 589 scp = SC_STAT(tp->t_dev); 590 591 switch (cmd) { 592 593 case CONS_MOUSECTL: /* control mouse arrow */ 594 mouse = (mouse_info_t*)data; 595 cur_scp = scp->sc->cur_scp; 596 597 switch (mouse->operation) { 598 case MOUSE_MODE: 599 if (ISSIGVALID(mouse->u.mode.signal)) { 600 scp->mouse_signal = mouse->u.mode.signal; 601 scp->mouse_proc = td->td_proc; 602 scp->mouse_pid = td->td_proc->p_pid; 603 } 604 else { 605 scp->mouse_signal = 0; 606 scp->mouse_proc = NULL; 607 scp->mouse_pid = 0; 608 } 609 return 0; 610 611 case MOUSE_SHOW: 612 s = spltty(); 613 if (!(scp->sc->flags & SC_MOUSE_ENABLED)) { 614 scp->sc->flags |= SC_MOUSE_ENABLED; 615 cur_scp->status &= ~MOUSE_HIDDEN; 616 if (!ISGRAPHSC(cur_scp)) 617 mark_all(cur_scp); 618 splx(s); 619 return 0; 620 } else { 621 splx(s); 622 return EINVAL; 623 } 624 break; 625 626 case MOUSE_HIDE: 627 s = spltty(); 628 if (scp->sc->flags & SC_MOUSE_ENABLED) { 629 scp->sc->flags &= ~SC_MOUSE_ENABLED; 630 sc_remove_all_mouse(scp->sc); 631 splx(s); 632 return 0; 633 } else { 634 splx(s); 635 return EINVAL; 636 } 637 break; 638 639 case MOUSE_MOVEABS: 640 s = spltty(); 641 scp->mouse_xpos = mouse->u.data.x; 642 scp->mouse_ypos = mouse->u.data.y; 643 set_mouse_pos(scp); 644 splx(s); 645 break; 646 647 case MOUSE_MOVEREL: 648 s = spltty(); 649 scp->mouse_xpos += mouse->u.data.x; 650 scp->mouse_ypos += mouse->u.data.y; 651 set_mouse_pos(scp); 652 splx(s); 653 break; 654 655 case MOUSE_GETINFO: 656 mouse->u.data.x = scp->mouse_xpos; 657 mouse->u.data.y = scp->mouse_ypos; 658 mouse->u.data.z = 0; 659 mouse->u.data.buttons = scp->mouse_buttons; 660 return 0; 661 662 case MOUSE_ACTION: 663 case MOUSE_MOTION_EVENT: 664 /* send out mouse event on /dev/sysmouse */ 665 #if 0 666 /* this should maybe only be settable from /dev/consolectl SOS */ 667 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 668 return ENOTTY; 669 #endif 670 s = spltty(); 671 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 672 cur_scp->mouse_xpos += mouse->u.data.x; 673 cur_scp->mouse_ypos += mouse->u.data.y; 674 set_mouse_pos(cur_scp); 675 } 676 f = 0; 677 if (mouse->operation == MOUSE_ACTION) { 678 f = cur_scp->mouse_buttons ^ mouse->u.data.buttons; 679 cur_scp->mouse_buttons = mouse->u.data.buttons; 680 } 681 splx(s); 682 683 if (sysmouse_event(mouse) == 0) 684 return 0; 685 686 /* 687 * If any buttons are down or the mouse has moved a lot, 688 * stop the screen saver. 689 */ 690 if (((mouse->operation == MOUSE_ACTION) && mouse->u.data.buttons) 691 || (mouse->u.data.x*mouse->u.data.x 692 + mouse->u.data.y*mouse->u.data.y 693 >= SC_WAKEUP_DELTA*SC_WAKEUP_DELTA)) { 694 sc_touch_scrn_saver(); 695 } 696 697 cur_scp->status &= ~MOUSE_HIDDEN; 698 699 if (cur_scp->mouse_signal) { 700 /* has controlling process died? */ 701 if (cur_scp->mouse_proc && 702 (cur_scp->mouse_proc != pfind(cur_scp->mouse_pid))){ 703 cur_scp->mouse_signal = 0; 704 cur_scp->mouse_proc = NULL; 705 cur_scp->mouse_pid = 0; 706 } else { 707 psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 708 break; 709 } 710 } 711 712 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 713 break; 714 715 #ifndef SC_NO_CUTPASTE 716 if ((mouse->operation == MOUSE_ACTION) && f) { 717 /* process button presses */ 718 if (cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN) 719 mouse_cut_start(cur_scp); 720 else 721 mouse_cut_end(cur_scp); 722 if (cur_scp->mouse_buttons & MOUSE_BUTTON2DOWN || 723 cur_scp->mouse_buttons & MOUSE_BUTTON3DOWN) 724 mouse_paste(cur_scp); 725 } 726 #endif /* SC_NO_CUTPASTE */ 727 break; 728 729 case MOUSE_BUTTON_EVENT: 730 if ((mouse->u.event.id & MOUSE_BUTTONS) == 0) 731 return EINVAL; 732 if (mouse->u.event.value < 0) 733 return EINVAL; 734 #if 0 735 /* this should maybe only be settable from /dev/consolectl SOS */ 736 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 737 return ENOTTY; 738 #endif 739 if (mouse->u.event.value > 0) 740 cur_scp->mouse_buttons |= mouse->u.event.id; 741 else 742 cur_scp->mouse_buttons &= ~mouse->u.event.id; 743 744 if (sysmouse_event(mouse) == 0) 745 return 0; 746 747 /* if a button is held down, stop the screen saver */ 748 if (mouse->u.event.value > 0) 749 sc_touch_scrn_saver(); 750 751 cur_scp->status &= ~MOUSE_HIDDEN; 752 753 if (cur_scp->mouse_signal) { 754 if (cur_scp->mouse_proc && 755 (cur_scp->mouse_proc != pfind(cur_scp->mouse_pid))){ 756 cur_scp->mouse_signal = 0; 757 cur_scp->mouse_proc = NULL; 758 cur_scp->mouse_pid = 0; 759 } else { 760 psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 761 break; 762 } 763 } 764 765 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 766 break; 767 768 #ifndef SC_NO_CUTPASTE 769 switch (mouse->u.event.id) { 770 case MOUSE_BUTTON1DOWN: 771 switch (mouse->u.event.value % 4) { 772 case 0: /* up */ 773 mouse_cut_end(cur_scp); 774 break; 775 case 1: /* single click: start cut operation */ 776 mouse_cut_start(cur_scp); 777 break; 778 case 2: /* double click: cut a word */ 779 mouse_cut_word(cur_scp); 780 mouse_cut_end(cur_scp); 781 break; 782 case 3: /* triple click: cut a line */ 783 mouse_cut_line(cur_scp); 784 mouse_cut_end(cur_scp); 785 break; 786 } 787 break; 788 case SC_MOUSE_PASTEBUTTON: 789 switch (mouse->u.event.value) { 790 case 0: /* up */ 791 break; 792 default: 793 mouse_paste(cur_scp); 794 break; 795 } 796 break; 797 case SC_MOUSE_EXTENDBUTTON: 798 switch (mouse->u.event.value) { 799 case 0: /* up */ 800 if (!(cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN)) 801 mouse_cut_end(cur_scp); 802 break; 803 default: 804 mouse_cut_extend(cur_scp); 805 break; 806 } 807 break; 808 } 809 #endif /* SC_NO_CUTPASTE */ 810 break; 811 812 case MOUSE_MOUSECHAR: 813 if (mouse->u.mouse_char < 0) { 814 mouse->u.mouse_char = scp->sc->mouse_char; 815 } else { 816 if (mouse->u.mouse_char >= (unsigned char)-1 - 4) 817 return EINVAL; 818 s = spltty(); 819 sc_remove_all_mouse(scp->sc); 820 #ifndef SC_NO_FONT_LOADING 821 if (ISTEXTSC(cur_scp) && (cur_scp->font != NULL)) 822 sc_load_font(cur_scp, 0, cur_scp->font_size, cur_scp->font, 823 cur_scp->sc->mouse_char, 4); 824 #endif 825 scp->sc->mouse_char = mouse->u.mouse_char; 826 splx(s); 827 } 828 break; 829 830 default: 831 return EINVAL; 832 } 833 834 return 0; 835 } 836 837 return ENOIOCTL; 838 } 839 840 #endif /* SC_NO_SYSMOUSE */ 841