0.51.1 pre snapshot. Be careful, it may be buggy. It fixes some bugs though.
[wmaker-crm.git] / src / client.c
blobf8f35ee0ab0a9757ec49c6c543b92b42f646cd16
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);
291 XFlush(dpy);
295 *----------------------------------------------------------------------
296 * wClientCheckProperty--
297 * Handles PropertyNotify'es, verifying which property was
298 * changed and updating internal state according to that, like redrawing
299 * the icon title when it is changed.
301 * Side effects:
302 * Depends on the changed property.
304 * TODO: CLIENT_LEADER, _GNUSTEP_WM_ATTR
305 *----------------------------------------------------------------------
307 void
308 wClientCheckProperty(WWindow *wwin, XPropertyEvent *event)
310 XWindowAttributes attribs;
311 XWMHints *new_hints;
312 int i, g1, g2;
313 char *tmp;
315 switch (event->atom) {
316 case XA_WM_NAME:
317 /* window title was changed */
318 if (wwin->frame) {
319 if (!wFetchName(dpy, wwin->client_win, &tmp)) {
320 /* the hint was removed */
321 tmp = wstrdup(DEF_WINDOW_TITLE);
322 #ifdef KWM_HINTS
323 wKWMSendEventMessage(wwin, WKWMChangedClient);
324 #endif
326 if (wFrameWindowChangeTitle(wwin->frame, tmp)) {
327 /* only update the menu if the title has actually changed */
328 UpdateSwitchMenu(wwin->screen_ptr, wwin, ACTION_CHANGE);
329 #ifdef KWM_HINTS
330 wKWMSendEventMessage(wwin, WKWMChangedClient);
331 #endif
333 if (tmp)
334 free(tmp);
336 break;
338 case XA_WM_ICON_NAME:
339 #ifdef KWM_HINTS
340 wKWMSendEventMessage(wwin, WKWMChangedClient);
341 #endif
342 if (!wwin->icon)
343 break;
344 else {
345 char *new_title;
347 /* icon title was changed */
348 wGetIconName(dpy, wwin->client_win, &new_title);
349 wIconChangeTitle(wwin->icon, new_title);
351 break;
353 case XA_WM_COMMAND:
354 if (wwin->main_window!=None) {
355 WApplication *wapp = wApplicationOf(wwin->main_window);
356 char **argv;
357 int argc;
359 if (wapp && wapp->app_icon) {
360 if (wapp->app_icon->command!=NULL)
361 free(wapp->app_icon->command);
363 if (XGetCommand(dpy, wwin->main_window, &argv, &argc)) {
364 if (argc > 0 && argv != NULL)
365 wapp->app_icon->command = FlattenStringList(argv,argc);
366 if (argv) {
367 XFreeStringList(argv);
372 break;
374 case XA_WM_HINTS:
375 /* WM_HINTS */
377 new_hints = XGetWMHints(dpy, wwin->client_win);
379 /* group leader update
381 * This means that the window is setting the leader after
382 * it was mapped, changing leaders or removing the leader.
384 * Valid state transitions are:
386 * _1 __2
387 * / \ / \
388 * v | v |
389 * (GC) (GC')
390 * / ^ / ^
391 * 3| |4 5| |6
392 * | | | |
393 * v / v /
394 * (G'C) (G'C')
396 * Where G is the window_group hint, C is CLIENT_LEADER property
397 * and ' indicates the hint is unset.
399 * 1,2 - change group leader to new value of window_group
400 * 3 - change leader to value of CLIENT_LEADER
401 * 4 - change leader to value of window_group
402 * 5 - destroy application
403 * 6 - create application
405 if (new_hints && (new_hints->flags & WindowGroupHint)
406 && new_hints->window_group!=None) {
407 g2 = 1;
408 } else {
409 g2 = 0;
411 if (wwin->wm_hints && (wwin->wm_hints->flags & WindowGroupHint)
412 && wwin->wm_hints->window_group!=None) {
413 g1 = 1;
414 } else {
415 g1 = 0;
418 if (wwin->client_leader) {
419 if (g1 && g2
420 && wwin->wm_hints->window_group!=new_hints->window_group) {
421 i = 1;
422 } else if (g1 && !g2) {
423 i = 3;
424 } else if (!g1 && g2) {
425 i = 4;
426 } else {
427 i = 0;
429 } else {
430 if (g1 && g2
431 && wwin->wm_hints->window_group!=new_hints->window_group) {
432 i = 2;
433 } else if (g1 && !g2) {
434 i = 5;
435 } else if (!g1 && g2) {
436 i = 6;
437 } else {
438 i = 0;
442 if (wwin->wm_hints)
443 XFree(wwin->wm_hints);
445 wwin->wm_hints = new_hints;
447 /* do action according to state transition */
448 switch (i) {
449 /* 3 - change leader to value of CLIENT_LEADER */
450 case 3:
451 wApplicationDestroy(wApplicationOf(wwin->main_window));
452 wwin->main_window = wwin->client_leader;
453 wwin->group_id = None;
454 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
455 break;
457 /* 1,2,4 - change leader to new value of window_group */
458 case 1:
459 case 2:
460 case 4:
461 wApplicationDestroy(wApplicationOf(wwin->main_window));
462 wwin->main_window = new_hints->window_group;
463 wwin->group_id = wwin->main_window;
464 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
465 break;
467 /* 5 - destroy application */
468 case 5:
469 wApplicationDestroy(wApplicationOf(wwin->main_window));
470 wwin->main_window = None;
471 wwin->group_id = None;
472 break;
474 /* 6 - create application */
475 case 6:
476 wwin->main_window = new_hints->window_group;
477 wwin->group_id = wwin->main_window;
478 wApplicationCreate(wwin->screen_ptr, wwin->main_window);
479 break;
481 #ifdef DEBUG
482 if (i) {
483 printf("window leader update caused state transition %i\n",i);
485 #endif
487 if (wwin->wm_hints) {
488 /* update icon */
489 if ((wwin->wm_hints->flags & IconPixmapHint)
490 || (wwin->wm_hints->flags & IconWindowHint)) {
491 WApplication *wapp;
493 if (wwin->flags.miniaturized) {
494 wIconUpdate(wwin->icon);
496 wapp = wApplicationOf(wwin->main_window);
497 if (wapp && wapp->app_icon) {
498 wIconUpdate(wapp->app_icon->icon);
500 #ifdef KWM_HINTS
501 wKWMSendEventMessage(wwin, WKWMIconChange);
502 #endif
505 if (wwin->wm_hints->flags & UrgencyHint)
506 wwin->flags.urgent = 1;
507 else
508 wwin->flags.urgent = 0;
509 } else {
510 wwin->group_id = None;
512 break;
514 case XA_WM_NORMAL_HINTS:
515 /* normal (geometry) hints */
517 int foo;
518 unsigned bar;
520 XGetWindowAttributes(dpy, wwin->client_win, &attribs);
521 wClientGetNormalHints(wwin, &attribs, False, &foo, &foo,
522 &bar, &bar);
523 /* TODO: should we check for consistency of the current
524 * size against the new geometry hints? */
526 break;
528 case XA_WM_TRANSIENT_FOR:
530 Window new_owner;
531 WWindow *owner;
533 if (!XGetTransientForHint(dpy, wwin->client_win, &new_owner)) {
534 new_owner = None;
535 } else {
536 if (new_owner==0 || new_owner == wwin->client_win) {
537 new_owner = wwin->screen_ptr->root_win;
540 if (new_owner!=wwin->transient_for) {
541 owner = wWindowFor(wwin->transient_for);
542 if (owner) {
543 if (owner->flags.semi_focused) {
544 owner->flags.semi_focused = 0;
545 if ((owner->flags.mapped || owner->flags.shaded)
546 && owner->frame)
547 wFrameWindowPaint(owner->frame);
550 owner = wWindowFor(new_owner);
551 if (owner) {
552 if (!owner->flags.semi_focused) {
553 owner->flags.semi_focused = 1;
554 if ((owner->flags.mapped || owner->flags.shaded)
555 && owner->frame)
556 wFrameWindowPaint(owner->frame);
559 wwin->transient_for = new_owner;
560 if (new_owner==None) {
561 if (WFLAGP(wwin, no_miniaturizable)) {
562 WSETUFLAG(wwin, no_miniaturizable, 0);
563 WSETUFLAG(wwin, no_miniaturize_button, 0);
564 if (wwin->frame)
565 wWindowConfigureBorders(wwin);
567 } else if (!WFLAGP(wwin, no_miniaturizable)) {
568 WSETUFLAG(wwin, no_miniaturizable, 1);
569 WSETUFLAG(wwin, no_miniaturize_button, 1);
570 if (wwin->frame)
571 wWindowConfigureBorders(wwin);
575 break;
577 default:
578 if (event->atom==_XA_WM_PROTOCOLS) {
580 PropGetProtocols(wwin->client_win, &wwin->protocols);
582 WSETUFLAG(wwin, kill_close, !wwin->protocols.DELETE_WINDOW);
584 if (wwin->frame)
585 wWindowUpdateButtonImages(wwin);
587 } else if (event->atom==_XA_WM_COLORMAP_WINDOWS) {
589 GetColormapWindows(wwin);
590 wColormapInstallForWindow(wwin->screen_ptr, wwin);
592 } else if (event->atom==_XA_WINDOWMAKER_MENU) {
593 WApplication *wapp;
595 wapp = wApplicationOf(wwin->main_window);
596 if (wapp) {
597 if (wapp->menu) {
598 /* update menu */
599 /* TODO: remake appmenu update */
600 wAppMenuDestroy(wapp->menu);
602 wapp->menu = wAppMenuGet(wwin->screen_ptr, wwin->main_window);
603 /* make the appmenu be mapped */
604 wSetFocusTo(wwin->screen_ptr, NULL);
605 wSetFocusTo(wwin->screen_ptr,
606 wwin->screen_ptr->focused_window);
608 } else if (event->atom==_XA_GNUSTEP_WM_ATTR) {
609 GNUstepWMAttributes *attr;
611 PropGetGNUstepWMAttr(wwin->client_win, &attr);
613 wWindowUpdateGNUstepAttr(wwin, attr);
615 XFree(attr);
616 } else {
617 #ifdef KWM_HINTS
618 Bool done;
620 done = wKWMCheckClientHintChange(wwin, event);
621 #endif /* KWM_HINTS */
628 *----------------------------------------------------------------------
629 * wClientGetNormalHints--
630 * Get size (normal) hints and a default geometry for the client
631 * window. The hints are also checked for inconsistency. If geometry is
632 * True, the returned data will account for client specified initial
633 * geometry.
635 * Side effects:
636 * normal_hints is filled with valid data.
637 *----------------------------------------------------------------------
639 void
640 wClientGetNormalHints(WWindow *wwin, XWindowAttributes *wattribs, Bool geometry,
641 int *x, int *y, unsigned *width, unsigned *height)
643 int pre_icccm=0;
645 /* find a position for the window */
646 if (!wwin->normal_hints)
647 wwin->normal_hints = XAllocSizeHints();
649 if (!PropGetNormalHints(wwin->client_win, wwin->normal_hints, &pre_icccm)) {
650 wwin->normal_hints->flags = 0;
652 *x = wattribs->x;
653 *y = wattribs->y;
655 *width = wattribs->width;
656 *height = wattribs->height;
658 if (!(wwin->normal_hints->flags & PWinGravity)) {
659 wwin->normal_hints->win_gravity = NorthWestGravity;
661 if (!(wwin->normal_hints->flags & PMinSize)) {
662 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
663 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
665 if (!(wwin->normal_hints->flags & PBaseSize)) {
666 wwin->normal_hints->base_width = 0;
667 wwin->normal_hints->base_height = 0;
669 if (!(wwin->normal_hints->flags & PMaxSize)) {
670 wwin->normal_hints->max_width = wwin->screen_ptr->scr_width*2;
671 wwin->normal_hints->max_height = wwin->screen_ptr->scr_height*2;
674 /* some buggy apps set weird hints.. */
675 if (wwin->normal_hints->max_width < wwin->normal_hints->min_width)
676 wwin->normal_hints->max_width = wwin->normal_hints->min_width;
678 if (wwin->normal_hints->max_height < wwin->normal_hints->min_height)
679 wwin->normal_hints->max_height = wwin->normal_hints->min_height;
681 if (!(wwin->normal_hints->flags & PResizeInc)) {
682 wwin->normal_hints->width_inc = 1;
683 wwin->normal_hints->height_inc = 1;
684 } else {
685 if (wwin->normal_hints->width_inc <= 0)
686 wwin->normal_hints->width_inc = 1;
687 if (wwin->normal_hints->height_inc <= 0)
688 wwin->normal_hints->height_inc = 1;
691 if (wwin->normal_hints->flags & PAspect) {
692 if (wwin->normal_hints->min_aspect.x < 1)
693 wwin->normal_hints->min_aspect.x = 1;
694 if (wwin->normal_hints->min_aspect.y < 1)
695 wwin->normal_hints->min_aspect.y = 1;
697 if (wwin->normal_hints->max_aspect.x < 1)
698 wwin->normal_hints->max_aspect.x = 1;
699 if (wwin->normal_hints->max_aspect.y < 1)
700 wwin->normal_hints->max_aspect.y = 1;
703 if (wwin->normal_hints->min_width <= 0)
704 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
706 if (wwin->normal_hints->min_height <= 0)
707 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
709 if (wwin->normal_hints->min_height > wwin->normal_hints->max_height) {
710 wwin->normal_hints->min_height = wwin->normal_hints->max_height;
712 if (wwin->normal_hints->min_width > wwin->normal_hints->max_width) {
713 wwin->normal_hints->min_width = wwin->normal_hints->max_width;
716 /* pre ICCCM (old) client */
717 if (pre_icccm && !wwin->screen_ptr->flags.startup && geometry) {
718 #ifdef DEBUG
719 printf("PRE ICCCM\n");
720 #endif
721 #ifdef IGNORE_PPOSITION
722 wwin->normal_hints->flags &= ~PPosition;
723 #endif
724 if (wwin->normal_hints->flags & (USPosition|PPosition)) {
725 *x = wwin->normal_hints->x;
726 *y = wwin->normal_hints->y;
728 if (wwin->normal_hints->flags & (USSize|PSize)) {
729 *width = wwin->normal_hints->width;
730 *height = wwin->normal_hints->height;
736 void
737 GetColormapWindows(WWindow *wwin)
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))==0
748 || !wwin->cmap_windows) {
749 wwin->cmap_window_no = 0;
750 wwin->cmap_windows = NULL;