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[wmaker-crm.git] / src / client.c
blobc770d7a7aec375934687b9c3a06cc03032a2be7c
1 /*
2 * Window Maker window manager
3 *
4 * Copyright (c) 1997, 1998 Alfredo K. Kojima
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19 * USA.
21 #include "wconfig.h"
23 #include <X11/Xlib.h>
24 #include <X11/Xutil.h>
25 #include <X11/Xatom.h>
26 #ifdef SHAPE
27 #include <X11/extensions/shape.h>
28 #endif
30 #include <stdlib.h>
31 #include <stdio.h>
32 #include <string.h>
34 #include "WindowMaker.h"
35 #include "wcore.h"
36 #include "framewin.h"
37 #include "window.h"
38 #include "properties.h"
39 #include "actions.h"
40 #include "icon.h"
41 #include "client.h"
42 #include "funcs.h"
43 #include "stacking.h"
44 #include "appicon.h"
45 #include "appmenu.h"
46 #ifdef KWM_HINTS
47 #include "kwm.h"
48 #endif
50 /****** Global Variables ******/
52 /* contexts */
53 extern XContext wWinContext;
55 extern Atom _XA_WM_STATE;
56 extern Atom _XA_WM_PROTOCOLS;
57 extern Atom _XA_WM_COLORMAP_WINDOWS;
59 extern Atom _XA_WINDOWMAKER_MENU;
61 extern Atom _XA_GNUSTEP_WM_ATTR;
62 extern Atom _XA_GNUSTEP_WM_RESIZEBAR;
64 #ifdef SHAPE
65 extern Bool wShapeSupported;
66 #endif
70 *--------------------------------------------------------------------
71 * wClientRestore--
72 * Reparent the window back to the root window.
74 *--------------------------------------------------------------------
76 void
77 wClientRestore(WWindow *wwin)
79 #if 0
80 int gx, gy;
82 wClientGetGravityOffsets(wwin, &gx, &gy);
83 /* set the positio of the frame on screen */
84 wwin->frame_x -= gx * FRAME_BORDER_WIDTH;
85 wwin->frame_y -= gy * FRAME_BORDER_WIDTH;
86 /* if gravity is to the south, account for the border sizes */
87 if (gy > 0)
88 wwin->frame_y += (wwin->frame->top_width + wwin->frame->bottom_width);
89 #endif
90 XSetWindowBorderWidth(dpy, wwin->client_win, wwin->old_border_width);
91 XReparentWindow(dpy, wwin->client_win, wwin->screen_ptr->root_win,
92 wwin->frame_x, wwin->frame_y);
94 /* don't let the window get iconified after restart */
96 if (wwin->flags.shaded)
97 wClientSetState(wwin, NormalState, None);
103 *----------------------------------------------------------------------
104 * wClientSetState--
105 * Set the state of the client window to one of the window
106 * states defined in ICCCM (Iconic, Withdrawn, Normal)
108 * Side effects:
109 * The WM_STATE property of the window is updated as well as the
110 * WWindow.state variable.
111 *----------------------------------------------------------------------
113 void
114 wClientSetState(WWindow *wwin, int state, Window icon_win)
116 CARD32 data[2];
118 wwin->state = state;
120 data[0] = (unsigned long) state;
121 data[1] = (unsigned long) icon_win;
123 XChangeProperty(dpy, wwin->client_win, _XA_WM_STATE, _XA_WM_STATE, 32,
124 PropModeReplace, (unsigned char *) data, 2);
128 void
129 wClientGetGravityOffsets(WWindow *wwin, int *ofs_x, int *ofs_y)
131 switch (wwin->normal_hints->win_gravity) {
132 case ForgetGravity:
133 case CenterGravity:
134 case StaticGravity:
135 *ofs_x = 0;
136 *ofs_y = 0;
137 break;
138 case NorthWestGravity:
139 *ofs_x = -1;
140 *ofs_y = -1;
141 break;
142 case NorthGravity:
143 *ofs_x = 0;
144 *ofs_y = -1;
145 break;
146 case NorthEastGravity:
147 *ofs_x = 1;
148 *ofs_y = -1;
149 break;
150 case WestGravity:
151 *ofs_x = -1;
152 *ofs_y = 0;
153 break;
154 case EastGravity:
155 *ofs_x = 1;
156 *ofs_y = 0;
157 break;
158 case SouthWestGravity:
159 *ofs_x = -1;
160 *ofs_y = 1;
161 break;
162 case SouthGravity:
163 *ofs_x = 0;
164 *ofs_y = 1;
165 break;
166 case SouthEastGravity:
167 *ofs_x = 1;
168 *ofs_y = 1;
169 break;
175 void
176 wClientConfigure(WWindow *wwin, XConfigureRequestEvent *xcre)
178 XWindowChanges xwc;
179 int nx, ny, nwidth, nheight;
180 int ofs_x, ofs_y;
182 if (wwin==NULL) {
184 * configure a window that was not mapped by us
186 xwc.x = xcre->x;
187 xwc.y = xcre->y;
188 xwc.width = xcre->width;
189 xwc.height = xcre->height;
190 xwc.border_width = xcre->border_width;
191 xwc.stack_mode = xcre->detail;
192 xwc.sibling = xcre->above;
193 XConfigureWindow(dpy, xcre->window, xcre->value_mask, &xwc);
194 return;
196 #ifdef SHAPE
197 if (wShapeSupported) {
198 int junk;
199 unsigned int ujunk;
200 int b_shaped;
202 XShapeSelectInput(dpy, wwin->client_win, ShapeNotifyMask);
203 XShapeQueryExtents(dpy, wwin->client_win, &b_shaped, &junk, &junk,
204 &ujunk, &ujunk, &junk, &junk, &junk, &ujunk,
205 &ujunk);
206 wwin->flags.shaped = b_shaped;
208 #endif
209 if (xcre->value_mask & CWStackMode) {
210 WObjDescriptor *desc;
211 WWindow *sibling;
213 if ((xcre->value_mask & CWSibling) &&
214 (XFindContext(dpy, xcre->above, wWinContext,
215 (XPointer *)&desc) == XCSUCCESS)
216 && (desc->parent_type==WCLASS_WINDOW)) {
217 sibling=desc->parent;
218 xwc.sibling = sibling->frame->core->window;
219 } else {
220 xwc.sibling = xcre->above;
222 xwc.stack_mode = xcre->detail;
223 XConfigureWindow(dpy, wwin->frame->core->window,
224 xcre->value_mask & (CWSibling | CWStackMode), &xwc);
225 /* fix stacking order */
226 RemakeStackList(wwin->screen_ptr);
229 wClientGetGravityOffsets(wwin, &ofs_x, &ofs_y);
231 if (xcre->value_mask & CWBorderWidth) {
232 wwin->old_border_width = xcre->border_width;
235 if (!wwin->flags.shaded) {
236 /* If the window is shaded, wrong height will be set for the window */
237 if (xcre->value_mask & CWX)
238 nx = xcre->x - FRAME_BORDER_WIDTH;
239 else
240 nx = wwin->frame_x;
242 if (xcre->value_mask & CWY)
243 ny = xcre->y - ((ofs_y < 0) ? 0 : wwin->frame->top_width)
244 - FRAME_BORDER_WIDTH;
245 else
246 ny = wwin->frame_y;
248 if (xcre->value_mask & CWWidth)
249 nwidth = xcre->width;
250 else
251 nwidth = wwin->frame->core->width;
253 if (xcre->value_mask & CWHeight)
254 nheight = xcre->height;
255 else
256 nheight = wwin->frame->core->height - wwin->frame->top_width - wwin->frame->bottom_width;
258 wWindowConfigure(wwin, nx, ny, nwidth, nheight);
259 wwin->old_geometry.x = nx;
260 wwin->old_geometry.y = ny;
261 wwin->old_geometry.width = nwidth;
262 wwin->old_geometry.height = nheight;
267 void
268 wClientSendProtocol(WWindow *wwin, Atom protocol, Time time)
270 XEvent event;
272 event.xclient.type = ClientMessage;
273 event.xclient.message_type = _XA_WM_PROTOCOLS;
274 event.xclient.format = 32;
275 event.xclient.display = dpy;
276 event.xclient.window = wwin->client_win;
277 event.xclient.data.l[0] = protocol;
278 event.xclient.data.l[1] = time;
279 event.xclient.data.l[2] = 0;
280 event.xclient.data.l[3] = 0;
281 XSendEvent(dpy, wwin->client_win, False, NoEventMask, &event);
282 XSync(dpy, False);
287 void
288 wClientKill(WWindow *wwin)
290 XKillClient(dpy, wwin->client_win);
292 XFlush(dpy);
296 *----------------------------------------------------------------------
297 * wClientCheckProperty--
298 * Handles PropertyNotify'es, verifying which property was
299 * changed and updating internal state according to that, like redrawing
300 * the icon title when it is changed.
302 * Side effects:
303 * Depends on the changed property.
305 * TODO: CLIENT_LEADER, _GNUSTEP_WM_ATTR
306 *----------------------------------------------------------------------
308 void
309 wClientCheckProperty(WWindow *wwin, XPropertyEvent *event)
311 XWindowAttributes attribs;
312 XWMHints *new_hints;
313 int i, g1, g2;
314 char *tmp;
316 switch (event->atom) {
317 case XA_WM_NAME:
318 /* window title was changed */
319 wwin->flags.wm_name_changed = 1;
320 if (wwin->frame) {
321 if (!wFetchName(dpy, wwin->client_win, &tmp)) {
322 /* the hint was removed */
323 tmp = wstrdup(DEF_WINDOW_TITLE);
324 #ifdef KWM_HINTS
325 wKWMSendEventMessage(wwin, WKWMChangedClient);
326 #endif
328 if (wFrameWindowChangeTitle(wwin->frame, tmp)) {
329 /* only update the menu if the title has actually changed */
330 UpdateSwitchMenu(wwin->screen_ptr, wwin, ACTION_CHANGE);
331 #ifdef KWM_HINTS
332 wKWMSendEventMessage(wwin, WKWMChangedClient);
333 #endif
335 if (tmp)
336 free(tmp);
338 break;
340 case XA_WM_ICON_NAME:
341 #ifdef KWM_HINTS
342 wKWMSendEventMessage(wwin, WKWMChangedClient);
343 #endif
344 if (!wwin->icon)
345 break;
346 else {
347 char *new_title;
349 /* icon title was changed */
350 wGetIconName(dpy, wwin->client_win, &new_title);
351 wIconChangeTitle(wwin->icon, new_title);
353 break;
355 case XA_WM_COMMAND:
356 if (wwin->main_window!=None) {
357 WApplication *wapp = wApplicationOf(wwin->main_window);
358 char **argv;
359 int argc;
361 if (wapp && wapp->app_icon) {
362 if (wapp->app_icon->command!=NULL)
363 free(wapp->app_icon->command);
365 if (XGetCommand(dpy, wwin->main_window, &argv, &argc)) {
366 if (argc > 0 && argv != NULL)
367 wapp->app_icon->command = FlattenStringList(argv,argc);
368 if (argv) {
369 XFreeStringList(argv);
374 break;
376 case XA_WM_HINTS:
377 /* WM_HINTS */
379 new_hints = XGetWMHints(dpy, wwin->client_win);
381 /* group leader update
383 * This means that the window is setting the leader after
384 * it was mapped, changing leaders or removing the leader.
386 * Valid state transitions are:
388 * _1 __2
389 * / \ / \
390 * v | v |
391 * (GC) (GC')
392 * / ^ / ^
393 * 3| |4 5| |6
394 * | | | |
395 * v / v /
396 * (G'C) (G'C')
398 * Where G is the window_group hint, C is CLIENT_LEADER property
399 * and ' indicates the hint is unset.
401 * 1,2 - change group leader to new value of window_group
402 * 3 - change leader to value of CLIENT_LEADER
403 * 4 - change leader to value of window_group
404 * 5 - destroy application
405 * 6 - create application
407 if (new_hints && (new_hints->flags & WindowGroupHint)
408 && new_hints->window_group!=None) {
409 g2 = 1;
410 } else {
411 g2 = 0;
413 if (wwin->wm_hints && (wwin->wm_hints->flags & WindowGroupHint)
414 && wwin->wm_hints->window_group!=None) {
415 g1 = 1;
416 } else {
417 g1 = 0;
420 if (wwin->client_leader) {
421 if (g1 && g2
422 && wwin->wm_hints->window_group!=new_hints->window_group) {
423 i = 1;
424 } else if (g1 && !g2) {
425 i = 3;
426 } else if (!g1 && g2) {
427 i = 4;
428 } else {
429 i = 0;
431 } else {
432 if (g1 && g2
433 && wwin->wm_hints->window_group!=new_hints->window_group) {
434 i = 2;
435 } else if (g1 && !g2) {
436 i = 5;
437 } else if (!g1 && g2) {
438 i = 6;
439 } else {
440 i = 0;
444 if (wwin->wm_hints)
445 XFree(wwin->wm_hints);
447 wwin->wm_hints = new_hints;
449 /* do action according to state transition */
450 switch (i) {
451 /* 3 - change leader to value of CLIENT_LEADER */
452 case 3:
453 wApplicationDestroy(wApplicationOf(wwin->main_window));
454 wwin->main_window = wwin->client_leader;
455 wwin->group_id = None;
456 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
457 break;
459 /* 1,2,4 - change leader to new value of window_group */
460 case 1:
461 case 2:
462 case 4:
463 wApplicationDestroy(wApplicationOf(wwin->main_window));
464 wwin->main_window = new_hints->window_group;
465 wwin->group_id = wwin->main_window;
466 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
467 break;
469 /* 5 - destroy application */
470 case 5:
471 wApplicationDestroy(wApplicationOf(wwin->main_window));
472 wwin->main_window = None;
473 wwin->group_id = None;
474 break;
476 /* 6 - create application */
477 case 6:
478 wwin->main_window = new_hints->window_group;
479 wwin->group_id = wwin->main_window;
480 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
481 break;
483 #ifdef DEBUG
484 if (i) {
485 printf("window leader update caused state transition %i\n",i);
487 #endif
489 if (wwin->wm_hints) {
490 /* update icon */
491 if ((wwin->wm_hints->flags & IconPixmapHint)
492 || (wwin->wm_hints->flags & IconWindowHint)) {
493 WApplication *wapp;
495 if (wwin->flags.miniaturized && wwin->icon) {
496 wIconUpdate(wwin->icon);
498 wapp = wApplicationOf(wwin->main_window);
499 if (wapp && wapp->app_icon) {
500 wIconUpdate(wapp->app_icon->icon);
502 #ifdef KWM_HINTS
503 wKWMSendEventMessage(wwin, WKWMIconChange);
504 #endif
507 if (wwin->wm_hints->flags & UrgencyHint)
508 wwin->flags.urgent = 1;
509 else
510 wwin->flags.urgent = 0;
511 } else {
512 wwin->group_id = None;
514 break;
516 case XA_WM_NORMAL_HINTS:
517 /* normal (geometry) hints */
519 int foo;
520 unsigned bar;
522 XGetWindowAttributes(dpy, wwin->client_win, &attribs);
523 wClientGetNormalHints(wwin, &attribs, False, &foo, &foo,
524 &bar, &bar);
525 /* TODO: should we check for consistency of the current
526 * size against the new geometry hints? */
528 break;
530 case XA_WM_TRANSIENT_FOR:
532 Window new_owner;
533 WWindow *owner;
535 if (!XGetTransientForHint(dpy, wwin->client_win, &new_owner)) {
536 new_owner = None;
537 } else {
538 if (new_owner==0 || new_owner == wwin->client_win) {
539 new_owner = wwin->screen_ptr->root_win;
542 if (new_owner!=wwin->transient_for) {
543 owner = wWindowFor(wwin->transient_for);
544 if (owner) {
545 if (owner->flags.semi_focused) {
546 owner->flags.semi_focused = 0;
547 if ((owner->flags.mapped || owner->flags.shaded)
548 && owner->frame)
549 wFrameWindowPaint(owner->frame);
552 owner = wWindowFor(new_owner);
553 if (owner) {
554 if (!owner->flags.semi_focused) {
555 owner->flags.semi_focused = 1;
556 if ((owner->flags.mapped || owner->flags.shaded)
557 && owner->frame)
558 wFrameWindowPaint(owner->frame);
561 wwin->transient_for = new_owner;
562 if (new_owner==None) {
563 if (WFLAGP(wwin, no_miniaturizable)) {
564 WSETUFLAG(wwin, no_miniaturizable, 0);
565 WSETUFLAG(wwin, no_miniaturize_button, 0);
566 if (wwin->frame)
567 wWindowConfigureBorders(wwin);
569 } else if (!WFLAGP(wwin, no_miniaturizable)) {
570 WSETUFLAG(wwin, no_miniaturizable, 1);
571 WSETUFLAG(wwin, no_miniaturize_button, 1);
572 if (wwin->frame)
573 wWindowConfigureBorders(wwin);
577 break;
579 default:
580 if (event->atom==_XA_WM_PROTOCOLS) {
582 PropGetProtocols(wwin->client_win, &wwin->protocols);
584 WSETUFLAG(wwin, kill_close, !wwin->protocols.DELETE_WINDOW);
586 if (wwin->frame)
587 wWindowUpdateButtonImages(wwin);
589 } else if (event->atom==_XA_WM_COLORMAP_WINDOWS) {
591 GetColormapWindows(wwin);
592 wColormapInstallForWindow(wwin->screen_ptr, wwin);
594 } else if (event->atom==_XA_WINDOWMAKER_MENU) {
595 WApplication *wapp;
597 wapp = wApplicationOf(wwin->main_window);
598 if (wapp) {
599 if (wapp->menu) {
600 /* update menu */
601 /* TODO: remake appmenu update */
602 wAppMenuDestroy(wapp->menu);
604 wapp->menu = wAppMenuGet(wwin->screen_ptr, wwin->main_window);
605 /* make the appmenu be mapped */
606 wSetFocusTo(wwin->screen_ptr, NULL);
607 wSetFocusTo(wwin->screen_ptr,
608 wwin->screen_ptr->focused_window);
610 } else if (event->atom==_XA_GNUSTEP_WM_ATTR) {
611 GNUstepWMAttributes *attr;
613 PropGetGNUstepWMAttr(wwin->client_win, &attr);
615 wWindowUpdateGNUstepAttr(wwin, attr);
617 XFree(attr);
618 } else {
619 #ifdef KWM_HINTS
620 Bool done;
622 done = wKWMCheckClientHintChange(wwin, event);
623 #endif /* KWM_HINTS */
630 *----------------------------------------------------------------------
631 * wClientGetNormalHints--
632 * Get size (normal) hints and a default geometry for the client
633 * window. The hints are also checked for inconsistency. If geometry is
634 * True, the returned data will account for client specified initial
635 * geometry.
637 * Side effects:
638 * normal_hints is filled with valid data.
639 *----------------------------------------------------------------------
641 void
642 wClientGetNormalHints(WWindow *wwin, XWindowAttributes *wattribs, Bool geometry,
643 int *x, int *y, unsigned *width, unsigned *height)
645 int pre_icccm = 0; /* not used */
647 /* find a position for the window */
648 if (!wwin->normal_hints)
649 wwin->normal_hints = XAllocSizeHints();
651 if (!PropGetNormalHints(wwin->client_win, wwin->normal_hints, &pre_icccm)) {
652 wwin->normal_hints->flags = 0;
654 *x = wattribs->x;
655 *y = wattribs->y;
657 *width = wattribs->width;
658 *height = wattribs->height;
660 if (!(wwin->normal_hints->flags & PWinGravity)) {
661 wwin->normal_hints->win_gravity = NorthWestGravity;
663 if (!(wwin->normal_hints->flags & PMinSize)) {
664 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
665 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
667 if (!(wwin->normal_hints->flags & PBaseSize)) {
668 wwin->normal_hints->base_width = 0;
669 wwin->normal_hints->base_height = 0;
671 if (!(wwin->normal_hints->flags & PMaxSize)) {
672 wwin->normal_hints->max_width = wwin->screen_ptr->scr_width*2;
673 wwin->normal_hints->max_height = wwin->screen_ptr->scr_height*2;
676 /* some buggy apps set weird hints.. */
677 if (wwin->normal_hints->max_width < wwin->normal_hints->min_width)
678 wwin->normal_hints->max_width = wwin->normal_hints->min_width;
680 if (wwin->normal_hints->max_height < wwin->normal_hints->min_height)
681 wwin->normal_hints->max_height = wwin->normal_hints->min_height;
683 if (!(wwin->normal_hints->flags & PResizeInc)) {
684 wwin->normal_hints->width_inc = 1;
685 wwin->normal_hints->height_inc = 1;
686 } else {
687 if (wwin->normal_hints->width_inc <= 0)
688 wwin->normal_hints->width_inc = 1;
689 if (wwin->normal_hints->height_inc <= 0)
690 wwin->normal_hints->height_inc = 1;
693 if (wwin->normal_hints->flags & PAspect) {
694 if (wwin->normal_hints->min_aspect.x < 1)
695 wwin->normal_hints->min_aspect.x = 1;
696 if (wwin->normal_hints->min_aspect.y < 1)
697 wwin->normal_hints->min_aspect.y = 1;
699 if (wwin->normal_hints->max_aspect.x < 1)
700 wwin->normal_hints->max_aspect.x = 1;
701 if (wwin->normal_hints->max_aspect.y < 1)
702 wwin->normal_hints->max_aspect.y = 1;
705 if (wwin->normal_hints->min_width <= 0)
706 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
708 if (wwin->normal_hints->min_height <= 0)
709 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
711 if (wwin->normal_hints->min_height > wwin->normal_hints->max_height) {
712 wwin->normal_hints->min_height = wwin->normal_hints->max_height;
714 if (wwin->normal_hints->min_width > wwin->normal_hints->max_width) {
715 wwin->normal_hints->min_width = wwin->normal_hints->max_width;
718 #ifdef IGNORE_PPOSITION
719 wwin->normal_hints->flags &= ~PPosition;
720 #endif
722 if (pre_icccm && !wwin->screen_ptr->flags.startup && geometry) {
723 if (wwin->normal_hints->flags & (USPosition|PPosition)) {
724 *x = wwin->normal_hints->x;
725 *y = wwin->normal_hints->y;
727 if (wwin->normal_hints->flags & (USSize|PSize)) {
728 *width = wwin->normal_hints->width;
729 *height = wwin->normal_hints->height;
735 void
736 GetColormapWindows(WWindow *wwin)
738 #ifndef NO_CRASHES
739 if (wwin->cmap_windows) {
740 XFree(wwin->cmap_windows);
743 wwin->cmap_windows = NULL;
744 wwin->cmap_window_no = 0;
746 if (!XGetWMColormapWindows(dpy, wwin->client_win, &(wwin->cmap_windows),
747 &(wwin->cmap_window_no))
748 || !wwin->cmap_windows) {
749 wwin->cmap_window_no = 0;
750 wwin->cmap_windows = NULL;
753 #endif