missing header
[wmaker-crm.git] / src / client.c
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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;
239 if (!WFLAGP(wwin, no_border))
240 nx -= FRAME_BORDER_WIDTH;
242 else
243 nx = wwin->frame_x;
245 if (xcre->value_mask & CWY) {
246 ny = xcre->y - ((ofs_y < 0) ? 0 : wwin->frame->top_width);
247 if (!WFLAGP(wwin, no_border))
248 ny -= FRAME_BORDER_WIDTH;
250 else
251 ny = wwin->frame_y;
253 if (xcre->value_mask & CWWidth)
254 nwidth = xcre->width;
255 else
256 nwidth = wwin->frame->core->width;
258 if (xcre->value_mask & CWHeight)
259 nheight = xcre->height;
260 else
261 nheight = wwin->frame->core->height - wwin->frame->top_width - wwin->frame->bottom_width;
263 wWindowConfigure(wwin, nx, ny, nwidth, nheight);
264 wwin->old_geometry.x = nx;
265 wwin->old_geometry.y = ny;
266 wwin->old_geometry.width = nwidth;
267 wwin->old_geometry.height = nheight;
272 void
273 wClientSendProtocol(WWindow *wwin, Atom protocol, Time time)
275 XEvent event;
277 event.xclient.type = ClientMessage;
278 event.xclient.message_type = _XA_WM_PROTOCOLS;
279 event.xclient.format = 32;
280 event.xclient.display = dpy;
281 event.xclient.window = wwin->client_win;
282 event.xclient.data.l[0] = protocol;
283 event.xclient.data.l[1] = time;
284 event.xclient.data.l[2] = 0;
285 event.xclient.data.l[3] = 0;
286 XSendEvent(dpy, wwin->client_win, False, NoEventMask, &event);
287 XSync(dpy, False);
292 void
293 wClientKill(WWindow *wwin)
295 XKillClient(dpy, wwin->client_win);
297 XFlush(dpy);
303 *----------------------------------------------------------------------
304 * wClientCheckProperty--
305 * Handles PropertyNotify'es, verifying which property was
306 * changed and updating internal state according to that, like redrawing
307 * the icon title when it is changed.
309 * Side effects:
310 * Depends on the changed property.
312 * TODO: _GNUSTEP_WM_ATTR
313 *----------------------------------------------------------------------
315 void
316 wClientCheckProperty(WWindow *wwin, XPropertyEvent *event)
318 XWindowAttributes attribs;
319 XWMHints *new_hints;
320 int i, g1, g2;
321 char *tmp = NULL;
323 switch (event->atom) {
324 case XA_WM_NAME:
325 /* window title was changed */
326 if (!wFetchName(dpy, wwin->client_win, &tmp)) {
327 wWindowUpdateName(wwin, NULL);
328 } else {
329 wWindowUpdateName(wwin, tmp);
331 if (tmp)
332 XFree(tmp);
333 break;
335 case XA_WM_ICON_NAME:
336 #ifdef KWM_HINTS
337 wKWMSendEventMessage(wwin, WKWMChangedClient);
338 #endif
339 if (!wwin->icon)
340 break;
341 else {
342 char *new_title;
344 /* icon title was changed */
345 wGetIconName(dpy, wwin->client_win, &new_title);
346 wIconChangeTitle(wwin->icon, new_title);
348 break;
350 case XA_WM_COMMAND:
351 if (wwin->main_window!=None) {
352 WApplication *wapp = wApplicationOf(wwin->main_window);
353 char **argv;
354 int argc;
356 if (!wapp || !wapp->app_icon)
357 break;
359 if (XGetCommand(dpy, wwin->main_window, &argv, &argc)) {
360 if (argc > 0 && argv != NULL) {
361 if (wapp->app_icon->command)
362 wfree(wapp->app_icon->command);
363 wapp->app_icon->command = wtokenjoin(argv, argc);
365 if (argv) {
366 XFreeStringList(argv);
370 break;
372 case XA_WM_HINTS:
373 /* WM_HINTS */
375 new_hints = XGetWMHints(dpy, wwin->client_win);
377 /* group leader update
379 * This means that the window is setting the leader after
380 * it was mapped, changing leaders or removing the leader.
382 * Valid state transitions are:
384 * _1 __2
385 * / \ / \
386 * v | v |
387 * (GC) (GC')
388 * / ^ / ^
389 * 3| |4 5| |6
390 * | | | |
391 * v / v /
392 * (G'C) (G'C')
394 * Where G is the window_group hint, C is CLIENT_LEADER property
395 * and ' indicates the hint is unset.
397 * 1,2 - change group leader to new value of window_group
398 * 3 - change leader to value of CLIENT_LEADER
399 * 4 - change leader to value of window_group
400 * 5 - destroy application
401 * 6 - create application
403 if (new_hints && (new_hints->flags & WindowGroupHint)
404 && new_hints->window_group!=None) {
405 g2 = 1;
406 } else {
407 g2 = 0;
409 if (wwin->wm_hints && (wwin->wm_hints->flags & WindowGroupHint)
410 && wwin->wm_hints->window_group!=None) {
411 g1 = 1;
412 } else {
413 g1 = 0;
416 if (wwin->client_leader) {
417 if (g1 && g2
418 && wwin->wm_hints->window_group!=new_hints->window_group) {
419 i = 1;
420 } else if (g1 && !g2) {
421 i = 3;
422 } else if (!g1 && g2) {
423 i = 4;
424 } else {
425 i = 0;
427 } else {
428 if (g1 && g2
429 && wwin->wm_hints->window_group!=new_hints->window_group) {
430 i = 2;
431 } else if (g1 && !g2) {
432 i = 5;
433 } else if (!g1 && g2) {
434 i = 6;
435 } else {
436 i = 0;
440 if (wwin->wm_hints)
441 XFree(wwin->wm_hints);
443 wwin->wm_hints = new_hints;
445 /* do action according to state transition */
446 switch (i) {
447 /* 3 - change leader to value of CLIENT_LEADER */
448 case 3:
449 wApplicationDestroy(wApplicationOf(wwin->main_window));
450 wwin->main_window = wwin->client_leader;
451 wwin->group_id = None;
452 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
453 break;
455 /* 1,2,4 - change leader to new value of window_group */
456 case 1:
457 case 2:
458 case 4:
459 wApplicationDestroy(wApplicationOf(wwin->main_window));
460 wwin->main_window = new_hints->window_group;
461 wwin->group_id = wwin->main_window;
462 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
463 break;
465 /* 5 - destroy application */
466 case 5:
467 wApplicationDestroy(wApplicationOf(wwin->main_window));
468 wwin->main_window = None;
469 wwin->group_id = None;
470 break;
472 /* 6 - create application */
473 case 6:
474 wwin->main_window = new_hints->window_group;
475 wwin->group_id = wwin->main_window;
476 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
477 break;
479 #ifdef DEBUG
480 if (i) {
481 printf("window leader update caused state transition %i\n",i);
483 #endif
485 if (wwin->wm_hints) {
486 /* update icon */
487 if ((wwin->wm_hints->flags & IconPixmapHint)
488 || (wwin->wm_hints->flags & IconWindowHint)) {
489 WApplication *wapp;
491 if (wwin->flags.miniaturized && wwin->icon) {
492 wIconUpdate(wwin->icon);
494 wapp = wApplicationOf(wwin->main_window);
495 if (wapp && wapp->app_icon) {
496 wIconUpdate(wapp->app_icon->icon);
498 #ifdef KWM_HINTS
499 wKWMSendEventMessage(wwin, WKWMIconChange);
500 #endif
503 if (wwin->wm_hints->flags & UrgencyHint)
504 wwin->flags.urgent = 1;
505 else
506 wwin->flags.urgent = 0;
507 } else {
508 wwin->group_id = None;
510 break;
512 case XA_WM_NORMAL_HINTS:
513 /* normal (geometry) hints */
515 int foo;
516 unsigned bar;
518 XGetWindowAttributes(dpy, wwin->client_win, &attribs);
519 wClientGetNormalHints(wwin, &attribs, False, &foo, &foo,
520 &bar, &bar);
521 /* TODO: should we check for consistency of the current
522 * size against the new geometry hints? */
524 break;
526 case XA_WM_TRANSIENT_FOR:
528 Window new_owner;
529 WWindow *owner;
531 if (!XGetTransientForHint(dpy, wwin->client_win, &new_owner)) {
532 new_owner = None;
533 } else {
534 if (new_owner==0 || new_owner == wwin->client_win) {
535 new_owner = wwin->screen_ptr->root_win;
538 if (new_owner!=wwin->transient_for) {
539 owner = wWindowFor(wwin->transient_for);
540 if (owner) {
541 if (owner->flags.semi_focused) {
542 owner->flags.semi_focused = 0;
543 if ((owner->flags.mapped || owner->flags.shaded)
544 && owner->frame)
545 wFrameWindowPaint(owner->frame);
548 owner = wWindowFor(new_owner);
549 if (owner) {
550 if (!owner->flags.semi_focused) {
551 owner->flags.semi_focused = 1;
552 if ((owner->flags.mapped || owner->flags.shaded)
553 && owner->frame)
554 wFrameWindowPaint(owner->frame);
557 wwin->transient_for = new_owner;
558 if (new_owner==None) {
559 if (WFLAGP(wwin, no_miniaturizable)) {
560 WSETUFLAG(wwin, no_miniaturizable, 0);
561 WSETUFLAG(wwin, no_miniaturize_button, 0);
562 if (wwin->frame)
563 wWindowConfigureBorders(wwin);
565 } else if (!WFLAGP(wwin, no_miniaturizable)) {
566 WSETUFLAG(wwin, no_miniaturizable, 1);
567 WSETUFLAG(wwin, no_miniaturize_button, 1);
568 if (wwin->frame)
569 wWindowConfigureBorders(wwin);
573 break;
575 default:
576 if (event->atom==_XA_WM_PROTOCOLS) {
578 PropGetProtocols(wwin->client_win, &wwin->protocols);
580 WSETUFLAG(wwin, kill_close, !wwin->protocols.DELETE_WINDOW);
582 if (wwin->frame)
583 wWindowUpdateButtonImages(wwin);
585 } else if (event->atom==_XA_WM_COLORMAP_WINDOWS) {
587 GetColormapWindows(wwin);
588 wColormapInstallForWindow(wwin->screen_ptr, wwin);
590 } else if (event->atom==_XA_WINDOWMAKER_MENU) {
591 WApplication *wapp;
593 wapp = wApplicationOf(wwin->main_window);
594 if (wapp) {
595 if (wapp->menu) {
596 /* update menu */
597 /* TODO: remake appmenu update */
598 wAppMenuDestroy(wapp->menu);
600 wapp->menu = wAppMenuGet(wwin->screen_ptr, wwin->main_window);
601 /* make the appmenu be mapped */
602 wSetFocusTo(wwin->screen_ptr, NULL);
603 wSetFocusTo(wwin->screen_ptr,
604 wwin->screen_ptr->focused_window);
606 } else if (event->atom==_XA_GNUSTEP_WM_ATTR) {
607 GNUstepWMAttributes *attr;
609 PropGetGNUstepWMAttr(wwin->client_win, &attr);
611 wWindowUpdateGNUstepAttr(wwin, attr);
613 XFree(attr);
614 } else {
615 #ifdef KWM_HINTS
616 Bool done;
618 done = wKWMCheckClientHintChange(wwin, event);
619 #endif /* KWM_HINTS */
626 *----------------------------------------------------------------------
627 * wClientGetNormalHints--
628 * Get size (normal) hints and a default geometry for the client
629 * window. The hints are also checked for inconsistency. If geometry is
630 * True, the returned data will account for client specified initial
631 * geometry.
633 * Side effects:
634 * normal_hints is filled with valid data.
635 *----------------------------------------------------------------------
637 void
638 wClientGetNormalHints(WWindow *wwin, XWindowAttributes *wattribs, Bool geometry,
639 int *x, int *y, unsigned *width, unsigned *height)
641 int pre_icccm = 0; /* not used */
643 /* find a position for the window */
644 if (!wwin->normal_hints)
645 wwin->normal_hints = XAllocSizeHints();
647 if (!PropGetNormalHints(wwin->client_win, wwin->normal_hints, &pre_icccm)) {
648 wwin->normal_hints->flags = 0;
650 *x = wattribs->x;
651 *y = wattribs->y;
653 *width = wattribs->width;
654 *height = wattribs->height;
656 if (!(wwin->normal_hints->flags & PWinGravity)) {
657 wwin->normal_hints->win_gravity = NorthWestGravity;
659 if (!(wwin->normal_hints->flags & PMinSize)) {
660 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
661 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
663 if (!(wwin->normal_hints->flags & PBaseSize)) {
664 wwin->normal_hints->base_width = 0;
665 wwin->normal_hints->base_height = 0;
667 if (!(wwin->normal_hints->flags & PMaxSize)) {
668 wwin->normal_hints->max_width = wwin->screen_ptr->scr_width*2;
669 wwin->normal_hints->max_height = wwin->screen_ptr->scr_height*2;
672 /* some buggy apps set weird hints.. */
673 if (wwin->normal_hints->min_width <= 0)
674 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
676 if (wwin->normal_hints->min_height <= 0)
677 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
680 if (wwin->normal_hints->max_width < wwin->normal_hints->min_width)
681 wwin->normal_hints->max_width = wwin->normal_hints->min_width;
683 if (wwin->normal_hints->max_height < wwin->normal_hints->min_height)
684 wwin->normal_hints->max_height = wwin->normal_hints->min_height;
686 if (!(wwin->normal_hints->flags & PResizeInc)) {
687 wwin->normal_hints->width_inc = 1;
688 wwin->normal_hints->height_inc = 1;
689 } else {
690 if (wwin->normal_hints->width_inc <= 0)
691 wwin->normal_hints->width_inc = 1;
692 if (wwin->normal_hints->height_inc <= 0)
693 wwin->normal_hints->height_inc = 1;
696 if (wwin->normal_hints->flags & PAspect) {
697 if (wwin->normal_hints->min_aspect.x < 1)
698 wwin->normal_hints->min_aspect.x = 1;
699 if (wwin->normal_hints->min_aspect.y < 1)
700 wwin->normal_hints->min_aspect.y = 1;
702 if (wwin->normal_hints->max_aspect.x < 1)
703 wwin->normal_hints->max_aspect.x = 1;
704 if (wwin->normal_hints->max_aspect.y < 1)
705 wwin->normal_hints->max_aspect.y = 1;
708 if (wwin->normal_hints->min_height > wwin->normal_hints->max_height) {
709 wwin->normal_hints->min_height = wwin->normal_hints->max_height;
711 if (wwin->normal_hints->min_width > wwin->normal_hints->max_width) {
712 wwin->normal_hints->min_width = wwin->normal_hints->max_width;
715 #ifdef IGNORE_PPOSITION
716 wwin->normal_hints->flags &= ~PPosition;
717 #endif
719 if (pre_icccm && !wwin->screen_ptr->flags.startup && geometry) {
720 if (wwin->normal_hints->flags & (USPosition|PPosition)) {
721 *x = wwin->normal_hints->x;
722 *y = wwin->normal_hints->y;
724 if (wwin->normal_hints->flags & (USSize|PSize)) {
725 *width = wwin->normal_hints->width;
726 *height = wwin->normal_hints->height;
732 void
733 GetColormapWindows(WWindow *wwin)
735 #ifndef NO_CRASHES
736 if (wwin->cmap_windows) {
737 XFree(wwin->cmap_windows);
740 wwin->cmap_windows = NULL;
741 wwin->cmap_window_no = 0;
743 if (!XGetWMColormapWindows(dpy, wwin->client_win, &(wwin->cmap_windows),
744 &(wwin->cmap_window_no))
745 || !wwin->cmap_windows) {
746 wwin->cmap_window_no = 0;
747 wwin->cmap_windows = NULL;
750 #endif