]> Dogcows Code - chaz/openbox/blob - src/Workspace.cc
added some consts to the cascade code
[chaz/openbox] / src / Workspace.cc
1 // Workspace.cc for Openbox
2 // Copyright (c) 2002 - 2002 Ben Jansens (ben@orodu.net)
3 // Copyright (c) 2001 Sean 'Shaleh' Perry <shaleh@debian.org>
4 // Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
5 //
6 // Permission is hereby granted, free of charge, to any person obtaining a
7 // copy of this software and associated documentation files (the "Software"),
8 // to deal in the Software without restriction, including without limitation
9 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 // and/or sell copies of the Software, and to permit persons to whom the
11 // Software is furnished to do so, subject to the following conditions:
12 //
13 // The above copyright notice and this permission notice shall be included in
14 // all copies or substantial portions of the Software.
15 //
16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 // DEALINGS IN THE SOFTWARE.
23
24 // stupid macros needed to access some functions in version 2 of the GNU C
25 // library
26 #ifndef _GNU_SOURCE
27 #define _GNU_SOURCE
28 #endif // _GNU_SOURCE
29
30 #ifdef HAVE_CONFIG_H
31 # include "../config.h"
32 #endif // HAVE_CONFIG_H
33
34 #include <X11/Xlib.h>
35 #include <X11/Xatom.h>
36
37 #include "i18n.h"
38 #include "openbox.h"
39 #include "Clientmenu.h"
40 #include "Screen.h"
41 #include "Toolbar.h"
42 #include "Window.h"
43 #include "Workspace.h"
44
45 #include "Windowmenu.h"
46 #include "Geometry.h"
47 #include "Util.h"
48
49 #ifdef HAVE_STDIO_H
50 # include <stdio.h>
51 #endif // HAVE_STDIO_H
52
53 #ifdef HAVE_STDLIB_H
54 # include <stdlib.h>
55 #endif // HAVE_STDLIB_H
56
57 #ifdef STDC_HEADERS
58 # include <string.h>
59 #endif // STDC_HEADERS
60
61 #include <vector>
62 typedef vector<Rect> rectList;
63
64 Workspace::Workspace(BScreen &scrn, int i) : screen(scrn) {
65
66 cascade_x = cascade_y = 32;
67
68 id = i;
69
70 stackingList = new LinkedList<OpenboxWindow>;
71 windowList = new LinkedList<OpenboxWindow>;
72 clientmenu = new Clientmenu(*this);
73
74 lastfocus = (OpenboxWindow *) 0;
75
76 name = (char *) 0;
77 char *tmp = screen.getNameOfWorkspace(id);
78 setName(tmp);
79 }
80
81
82 Workspace::~Workspace(void) {
83 delete stackingList;
84 delete windowList;
85 delete clientmenu;
86
87 if (name)
88 delete [] name;
89 }
90
91
92 const int Workspace::addWindow(OpenboxWindow *w, Bool place) {
93 if (! w) return -1;
94
95 if (place) placeWindow(w);
96
97 w->setWorkspace(id);
98 w->setWindowNumber(windowList->count());
99
100 stackingList->insert(w, 0);
101 windowList->insert(w);
102
103 clientmenu->insert((const char **) w->getTitle());
104 clientmenu->update();
105
106 screen.updateNetizenWindowAdd(w->getClientWindow(), id);
107
108 raiseWindow(w);
109
110 return w->getWindowNumber();
111 }
112
113
114 const int Workspace::removeWindow(OpenboxWindow *w) {
115 if (! w) return -1;
116
117 stackingList->remove(w);
118
119 if (w->isFocused()) {
120 if (w->isTransient() && w->getTransientFor() &&
121 w->getTransientFor()->isVisible()) {
122 w->getTransientFor()->setInputFocus();
123 } else if (screen.isSloppyFocus()) {
124 screen.getOpenbox().setFocusedWindow((OpenboxWindow *) 0);
125 } else {
126 OpenboxWindow *top = stackingList->first();
127 if (! top || ! top->setInputFocus()) {
128 screen.getOpenbox().setFocusedWindow((OpenboxWindow *) 0);
129 XSetInputFocus(screen.getOpenbox().getXDisplay(),
130 screen.getToolbar()->getWindowID(),
131 RevertToParent, CurrentTime);
132 }
133 }
134 }
135
136 if (lastfocus == w)
137 lastfocus = (OpenboxWindow *) 0;
138
139 windowList->remove(w->getWindowNumber());
140 clientmenu->remove(w->getWindowNumber());
141 clientmenu->update();
142
143 screen.updateNetizenWindowDel(w->getClientWindow());
144
145 LinkedListIterator<OpenboxWindow> it(windowList);
146 OpenboxWindow *bw = it.current();
147 for (int i = 0; bw; it++, i++, bw = it.current())
148 bw->setWindowNumber(i);
149
150 return windowList->count();
151 }
152
153
154 void Workspace::showAll(void) {
155 LinkedListIterator<OpenboxWindow> it(stackingList);
156 for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
157 bw->deiconify(False, False);
158 }
159
160
161 void Workspace::hideAll(void) {
162 LinkedList<OpenboxWindow> lst;
163
164 LinkedListIterator<OpenboxWindow> it(stackingList);
165 for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
166 lst.insert(bw, 0);
167
168 LinkedListIterator<OpenboxWindow> it2(&lst);
169 for (OpenboxWindow *bw = it2.current(); bw; it2++, bw = it2.current())
170 if (! bw->isStuck())
171 bw->withdraw();
172 }
173
174
175 void Workspace::removeAll(void) {
176 LinkedListIterator<OpenboxWindow> it(windowList);
177 for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
178 bw->iconify();
179 }
180
181
182 void Workspace::raiseWindow(OpenboxWindow *w) {
183 OpenboxWindow *win = (OpenboxWindow *) 0, *bottom = w;
184
185 while (bottom->isTransient() && bottom->getTransientFor())
186 bottom = bottom->getTransientFor();
187
188 int i = 1;
189 win = bottom;
190 while (win->hasTransient() && win->getTransient()) {
191 win = win->getTransient();
192
193 i++;
194 }
195
196 Window *nstack = new Window[i], *curr = nstack;
197 Workspace *wkspc;
198
199 win = bottom;
200 while (True) {
201 *(curr++) = win->getFrameWindow();
202 screen.updateNetizenWindowRaise(win->getClientWindow());
203
204 if (! win->isIconic()) {
205 wkspc = screen.getWorkspace(win->getWorkspaceNumber());
206 wkspc->stackingList->remove(win);
207 wkspc->stackingList->insert(win, 0);
208 }
209
210 if (! win->hasTransient() || ! win->getTransient())
211 break;
212
213 win = win->getTransient();
214 }
215
216 screen.raiseWindows(nstack, i);
217
218 delete [] nstack;
219 }
220
221
222 void Workspace::lowerWindow(OpenboxWindow *w) {
223 OpenboxWindow *win = (OpenboxWindow *) 0, *bottom = w;
224
225 while (bottom->isTransient() && bottom->getTransientFor())
226 bottom = bottom->getTransientFor();
227
228 int i = 1;
229 win = bottom;
230 while (win->hasTransient() && win->getTransient()) {
231 win = win->getTransient();
232
233 i++;
234 }
235
236 Window *nstack = new Window[i], *curr = nstack;
237 Workspace *wkspc;
238
239 while (True) {
240 *(curr++) = win->getFrameWindow();
241 screen.updateNetizenWindowLower(win->getClientWindow());
242
243 if (! win->isIconic()) {
244 wkspc = screen.getWorkspace(win->getWorkspaceNumber());
245 wkspc->stackingList->remove(win);
246 wkspc->stackingList->insert(win);
247 }
248
249 if (! win->getTransientFor())
250 break;
251
252 win = win->getTransientFor();
253 }
254
255 screen.getOpenbox().grab();
256
257 XLowerWindow(screen.getBaseDisplay().getXDisplay(), *nstack);
258 XRestackWindows(screen.getBaseDisplay().getXDisplay(), nstack, i);
259
260 screen.getOpenbox().ungrab();
261
262 delete [] nstack;
263 }
264
265
266 void Workspace::reconfigure(void) {
267 clientmenu->reconfigure();
268
269 LinkedListIterator<OpenboxWindow> it(windowList);
270 for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current()) {
271 if (bw->validateClient())
272 bw->reconfigure();
273 }
274 }
275
276
277 OpenboxWindow *Workspace::getWindow(int index) {
278 if ((index >= 0) && (index < windowList->count()))
279 return windowList->find(index);
280 else
281 return 0;
282 }
283
284
285 const int Workspace::getCount(void) {
286 return windowList->count();
287 }
288
289
290 void Workspace::update(void) {
291 clientmenu->update();
292 screen.getToolbar()->redrawWindowLabel(True);
293 }
294
295
296 Bool Workspace::isCurrent(void) {
297 return (id == screen.getCurrentWorkspaceID());
298 }
299
300
301 Bool Workspace::isLastWindow(OpenboxWindow *w) {
302 return (w == windowList->last());
303 }
304
305 void Workspace::setCurrent(void) {
306 screen.changeWorkspaceID(id);
307 }
308
309
310 void Workspace::setName(char *new_name) {
311 if (name)
312 delete [] name;
313
314 if (new_name) {
315 name = bstrdup(new_name);
316 } else {
317 name = new char[128];
318 sprintf(name, i18n->getMessage(WorkspaceSet, WorkspaceDefaultNameFormat,
319 "Workspace %d"), id + 1);
320 }
321
322 clientmenu->setLabel(name);
323 clientmenu->update();
324 }
325
326
327 void Workspace::shutdown(void) {
328 while (windowList->count()) {
329 windowList->first()->restore();
330 delete windowList->first();
331 }
332 }
333
334 static rectList calcSpace(const OpenboxWindow &win, const rectList &spaces) {
335 rectList result;
336 rectList::const_iterator siter;
337 for(siter=spaces.begin(); siter!=spaces.end(); ++siter) {
338 if(win.area().Intersect(*siter)) {
339 //Check for space to the left of the window
340 if(win.origin().x() > siter->x())
341 result.push_back(Rect(siter->x(), siter->y(),
342 win.origin().x() - siter->x() - 1,
343 siter->h()));
344 //Check for space above the window
345 if(win.origin().y() > siter->y())
346 result.push_back(Rect(siter->x(), siter->y(),
347 siter->w(),
348 win.origin().y() - siter->y() - 1));
349 //Check for space to the right of the window
350 if((win.origin().x()+win.size().w()) <
351 (siter->x()+siter->w()))
352 result.push_back(Rect(win.origin().x() + win.size().w() + 1,
353 siter->y(),
354 siter->x() + siter->w() -
355 win.origin().x() - win.size().w() - 1,
356 siter->h()));
357 //Check for space below the window
358 if((win.origin().y()+win.size().h()) <
359 (siter->y()+siter->h()))
360 result.push_back(Rect(siter->x(),
361 win.origin().y() + win.size().h() + 1,
362 siter->w(),
363 siter->y() + siter->h()-
364 win.origin().y() - win.size().h() - 1));
365
366 }
367 else
368 result.push_back(*siter);
369 }
370 return result;
371 }
372
373 //BestFitPlacement finds the smallest free space that fits the window
374 //to be placed. It currentl ignores whether placement is right to left or top
375 //to bottom.
376 Point *Workspace::bestFitPlacement(const Size &win_size, const Rect &space)
377 {
378 const Rect *best;
379 rectList spaces;
380 LinkedListIterator<OpenboxWindow> it(windowList);
381 rectList::const_iterator siter;
382 spaces.push_back(space); //initially the entire screen is free
383 it.reset();
384
385 //Find Free Spaces
386 for (OpenboxWindow *cur=it.current(); cur!=NULL; it++, cur=it.current())
387 spaces = calcSpace(*cur, spaces);
388
389 //Find first space that fits the window
390 best = NULL;
391 for (siter=spaces.begin(); siter!=spaces.end(); ++siter) {
392 if ((siter->w() >= win_size.w()) &&
393 (siter->h() >= win_size.h()))
394 best = siter;
395 }
396
397 if (best != NULL)
398 return new Point(best->origin());
399 else
400 return NULL; //fall back to cascade
401 }
402
403 inline Point *Workspace::rowSmartPlacement(const Size &win_size,
404 const Rect &space){
405 bool placed=false;
406 int test_x, test_y, place_x = 0, place_y = 0;
407 int start_pos = 0;
408 int change_y =
409 ((screen.getColPlacementDirection() == BScreen::TopBottom) ? 1 : -1);
410 int change_x =
411 ((screen.getRowPlacementDirection() == BScreen::LeftRight) ? 1 : -1);
412 int delta_x = 8, delta_y = 8;
413 LinkedListIterator<OpenboxWindow> it(windowList);
414
415 test_y = (screen.getColPlacementDirection() == BScreen::TopBottom) ?
416 start_pos : screen.size().h() - win_size.h() - start_pos;
417
418 while(!placed &&
419 ((screen.getColPlacementDirection() == BScreen::BottomTop) ?
420 test_y > 0 : test_y + win_size.h() < (signed) space.h())) {
421 test_x = (screen.getRowPlacementDirection() == BScreen::LeftRight) ?
422 start_pos : space.w() - win_size.w() - start_pos;
423 while (!placed &&
424 ((screen.getRowPlacementDirection() == BScreen::RightLeft) ?
425 test_x > 0 : test_x + win_size.w() < (signed) space.w())) {
426 placed = true;
427
428 it.reset();
429 for (OpenboxWindow *curr = it.current(); placed && curr;
430 it++, curr = it.current()) {
431 int curr_w = curr->size().w() + (screen.getBorderWidth() * 4);
432 int curr_h = curr->size().h() + (screen.getBorderWidth() * 4);
433
434 if (curr->origin().x() < test_x + win_size.w() &&
435 curr->origin().x() + curr_w > test_x &&
436 curr->origin().y() < test_y + win_size.h() &&
437 curr->origin().y() + curr_h > test_y) {
438 placed = false;
439 }
440 }
441
442 // Removed code for checking toolbar and slit
443 // The space passed in should not include either
444
445 if (placed) {
446 place_x = test_x;
447 place_y = test_y;
448
449 break;
450 }
451
452 test_x += (change_x * delta_x);
453 }
454
455 test_y += (change_y * delta_y);
456 }
457 return new Point(place_x, place_y);
458 }
459
460 void Workspace::placeWindow(OpenboxWindow *win) {
461 ASSERT(win != NULL);
462
463 Bool placed = False;
464
465 const int win_w = win->size().w() + (screen.getBorderWidth() * 4),
466 win_h = win->size().h() + (screen.getBorderWidth() * 4),
467 #ifdef SLIT
468 slit_x = screen.getSlit()->area().x() - screen.getBorderWidth(),
469 slit_y = screen.getSlit()->area().y() - screen.getBorderWidth(),
470 slit_w = screen.getSlit()->area().w() +
471 (screen.getBorderWidth() * 4),
472 slit_h = screen.getSlit()->area().h() +
473 (screen.getBorderWidth() * 4),
474 #endif // SLIT
475 toolbar_x = screen.getToolbar()->getX() - screen.getBorderWidth(),
476 toolbar_y = screen.getToolbar()->getY() - screen.getBorderWidth(),
477 toolbar_w = screen.getToolbar()->getWidth() +
478 (screen.getBorderWidth() * 4),
479 toolbar_h = screen.getToolbar()->getHeight() +
480 (screen.getBorderWidth() * 4),
481 start_pos = 0,
482 change_y =
483 ((screen.getColPlacementDirection() == BScreen::TopBottom) ? 1 : -1),
484 change_x =
485 ((screen.getRowPlacementDirection() == BScreen::LeftRight) ? 1 : -1),
486 delta_x = 8, delta_y = 8;
487
488 int test_x, test_y, place_x = 0, place_y = 0;
489 LinkedListIterator<OpenboxWindow> it(windowList);
490
491 Rect space(0, 0,
492 screen.size().w(),
493 screen.size().h()
494 );
495 Size window_size(win_w, win_h);
496
497 switch (screen.getPlacementPolicy()) {
498 case BScreen::BestFitPlacement: {
499 Point *spot = bestFitPlacement(window_size, space);
500 if (spot != NULL) {
501 place_x=spot->x();
502 place_y=spot->y();
503 delete spot;
504 placed=true;
505 }else
506 placed=false;
507
508 break;
509 }
510 case BScreen::RowSmartPlacement: {
511 Point *spot=rowSmartPlacement(window_size, space);
512 if (spot != NULL) {
513 place_x=spot->x();
514 place_y=spot->y();
515 delete spot;
516 placed=true;
517 }
518 break;
519 }
520
521 case BScreen::ColSmartPlacement: {
522 test_x = (screen.getRowPlacementDirection() == BScreen::LeftRight) ?
523 start_pos : screen.size().w() - win_w - start_pos;
524
525 while (!placed &&
526 ((screen.getRowPlacementDirection() == BScreen::RightLeft) ?
527 test_x > 0 : test_x + win_w < (signed) screen.size().w())) {
528 test_y = (screen.getColPlacementDirection() == BScreen::TopBottom) ?
529 start_pos : screen.size().h() - win_h - start_pos;
530
531 while (!placed &&
532 ((screen.getColPlacementDirection() == BScreen::BottomTop) ?
533 test_y > 0 : test_y + win_h < (signed) screen.size().h())) {
534 placed = True;
535
536 it.reset();
537 for (OpenboxWindow *curr = it.current(); placed && curr;
538 it++, curr = it.current()) {
539 if (curr->isMaximizedFull()) // fully maximized, ignore it
540 continue;
541 int curr_w = curr->size().w() + (screen.getBorderWidth() * 4);
542 int curr_h =
543 ((curr->isShaded()) ? curr->getTitleHeight() : curr->size().h()) +
544 (screen.getBorderWidth() * 4);
545
546 if (curr->origin().x() < test_x + win_w &&
547 curr->origin().x() + curr_w > test_x &&
548 curr->origin().y() < test_y + win_h &&
549 curr->origin().y() + curr_h > test_y) {
550 placed = False;
551 }
552 }
553
554 if (placed &&
555 (toolbar_x < test_x + win_w &&
556 toolbar_x + toolbar_w > test_x &&
557 toolbar_y < test_y + win_h &&
558 toolbar_y + toolbar_h > test_y)
559 #ifdef SLIT
560 ||
561 (slit_x < test_x + win_w &&
562 slit_x + slit_w > test_x &&
563 slit_y < test_y + win_h &&
564 slit_y + slit_h > test_y)
565 #endif // SLIT
566 )
567 placed = False;
568
569 if (placed) {
570 place_x = test_x;
571 place_y = test_y;
572
573 break;
574 }
575
576 test_y += (change_y * delta_y);
577 }
578
579 test_x += (change_x * delta_x);
580 }
581
582 break;
583 }
584 } // switch
585
586 if (! placed) {
587 const Point *const p = cascade(win);
588 place_x=p->x();
589 place_y=p->y();
590 delete p;
591 }
592
593 if (place_x + win_w > (signed) screen.size().w())
594 place_x = (((signed) screen.size().w()) - win_w) / 2;
595 if (place_y + win_h > (signed) screen.size().h())
596 place_y = (((signed) screen.size().h()) - win_h) / 2;
597
598 win->configure(place_x, place_y, win->size().w(), win->size().h());
599 }
600
601 inline const Point *const Workspace::cascade(const OpenboxWindow *const win){
602 if (((unsigned) cascade_x > (screen.size().w() / 2)) ||
603 ((unsigned) cascade_y > (screen.size().h() / 2)))
604 cascade_x = cascade_y = 32;
605
606 cascade_x += win->getTitleHeight();
607 cascade_y += win->getTitleHeight();
608
609 return new Point(cascade_x, cascade_y);
610 }
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