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winex11: Add window data structure locking to the WindowPosChanging/Changed entry...
[wine.git] / dlls / winex11.drv / window.c
blob65f40fd8c9e738b3c027b6129ba17f09b028d088
1 /*
2 * Window related functions
3 *
4 * Copyright 1993, 1994, 1995, 1996, 2001 Alexandre Julliard
5 * Copyright 1993 David Metcalfe
6 * Copyright 1995, 1996 Alex Korobka
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23 #include "config.h"
24
25 #include <stdarg.h>
26 #include <stdlib.h>
27 #include <stdio.h>
28 #ifdef HAVE_UNISTD_H
29 # include <unistd.h>
30 #endif
31
32 #include <X11/Xlib.h>
33 #include <X11/Xresource.h>
34 #include <X11/Xutil.h>
35 #ifdef HAVE_LIBXSHAPE
36 #include <X11/extensions/shape.h>
37 #endif /* HAVE_LIBXSHAPE */
38
39 #include "windef.h"
40 #include "winbase.h"
41 #include "wingdi.h"
42 #include "winuser.h"
43 #include "wine/unicode.h"
44
45 #include "x11drv.h"
46 #include "wine/debug.h"
47 #include "wine/server.h"
48 #include "mwm.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
51
52 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
53 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
54 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
55 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
56 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
57 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
58 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
59 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
60 #define _NET_WM_MOVERESIZE_MOVE 8
61 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9
62 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10
63
64 #define _NET_WM_STATE_REMOVE 0
65 #define _NET_WM_STATE_ADD 1
66 #define _NET_WM_STATE_TOGGLE 2
67
68 #define SWP_AGG_NOPOSCHANGE (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
69
70 /* is cursor clipping active? */
71 int clipping_cursor = 0;
72
73 /* X context to associate a hwnd to an X window */
74 XContext winContext = 0;
75
76 /* X context to associate a struct x11drv_win_data to an hwnd */
77 XContext win_data_context = 0;
78
79 /* time of last user event and window where it's stored */
80 static Time last_user_time;
81 static Window user_time_window;
82
83 static const char foreign_window_prop[] = "__wine_x11_foreign_window";
84 static const char whole_window_prop[] = "__wine_x11_whole_window";
85 static const char clip_window_prop[] = "__wine_x11_clip_window";
86 static const char managed_prop[] = "__wine_x11_managed";
87
88 static CRITICAL_SECTION win_data_section;
89 static CRITICAL_SECTION_DEBUG critsect_debug =
90 {
91 0, 0, &win_data_section,
92 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
93 0, 0, { (DWORD_PTR)(__FILE__ ": win_data_section") }
94 };
95 static CRITICAL_SECTION win_data_section = { &critsect_debug, -1, 0, 0, 0, 0 };
96
97
98 /***********************************************************************
99 * http://standards.freedesktop.org/startup-notification-spec
100 */
101 static void remove_startup_notification(Display *display, Window window)
102 {
103 static LONG startup_notification_removed = 0;
104 char id[1024];
105 char message[1024];
106 int i;
107 int pos;
108 XEvent xevent;
109 const char *src;
110 int srclen;
111
112 if (InterlockedCompareExchange(&startup_notification_removed, 1, 0) != 0)
113 return;
114
115 if (GetEnvironmentVariableA("DESKTOP_STARTUP_ID", id, sizeof(id)) == 0)
116 return;
117 SetEnvironmentVariableA("DESKTOP_STARTUP_ID", NULL);
118
119 if ((src = strstr( id, "_TIME" ))) update_user_time( atol( src + 5 ));
120
121 pos = snprintf(message, sizeof(message), "remove: ID=");
122 message[pos++] = '"';
123 for (i = 0; id[i] && pos < sizeof(message) - 2; i++)
124 {
125 if (id[i] == '"' || id[i] == '\\')
126 message[pos++] = '\\';
127 message[pos++] = id[i];
128 }
129 message[pos++] = '"';
130 message[pos++] = '\0';
131
132 xevent.xclient.type = ClientMessage;
133 xevent.xclient.message_type = x11drv_atom(_NET_STARTUP_INFO_BEGIN);
134 xevent.xclient.display = display;
135 xevent.xclient.window = window;
136 xevent.xclient.format = 8;
137
138 src = message;
139 srclen = strlen(src) + 1;
140
141 while (srclen > 0)
142 {
143 int msglen = srclen;
144 if (msglen > 20)
145 msglen = 20;
146 memset(&xevent.xclient.data.b[0], 0, 20);
147 memcpy(&xevent.xclient.data.b[0], src, msglen);
148 src += msglen;
149 srclen -= msglen;
150
151 XSendEvent( display, DefaultRootWindow( display ), False, PropertyChangeMask, &xevent );
152 xevent.xclient.message_type = x11drv_atom(_NET_STARTUP_INFO);
153 }
154 }
155
156
157 struct has_popup_result
158 {
159 HWND hwnd;
160 BOOL found;
161 };
162
163 static BOOL is_managed( HWND hwnd )
164 {
165 struct x11drv_win_data *data = get_win_data( hwnd );
166 BOOL ret = data && data->managed;
167 release_win_data( data );
168 return ret;
169 }
170
171 static BOOL CALLBACK has_managed_popup( HWND hwnd, LPARAM lparam )
172 {
173 struct has_popup_result *result = (struct has_popup_result *)lparam;
174
175 if (hwnd == result->hwnd) return FALSE; /* popups are always above owner */
176 if (GetWindow( hwnd, GW_OWNER ) != result->hwnd) return TRUE;
177 result->found = is_managed( hwnd );
178 return !result->found;
179 }
180
181 static BOOL has_owned_popups( HWND hwnd )
182 {
183 struct has_popup_result result;
184
185 result.hwnd = hwnd;
186 result.found = FALSE;
187 EnumWindows( has_managed_popup, (LPARAM)&result );
188 return result.found;
189 }
190
191 /***********************************************************************
192 * is_window_managed
193 *
194 * Check if a given window should be managed
195 */
196 static BOOL is_window_managed( HWND hwnd, UINT swp_flags, const RECT *window_rect )
197 {
198 DWORD style, ex_style;
199
200 if (!managed_mode) return FALSE;
201
202 /* child windows are not managed */
203 style = GetWindowLongW( hwnd, GWL_STYLE );
204 if ((style & (WS_CHILD|WS_POPUP)) == WS_CHILD) return FALSE;
205 /* activated windows are managed */
206 if (!(swp_flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW))) return TRUE;
207 if (hwnd == GetActiveWindow()) return TRUE;
208 /* windows with caption are managed */
209 if ((style & WS_CAPTION) == WS_CAPTION) return TRUE;
210 /* windows with thick frame are managed */
211 if (style & WS_THICKFRAME) return TRUE;
212 if (style & WS_POPUP)
213 {
214 HMONITOR hmon;
215 MONITORINFO mi;
216
217 /* popup with sysmenu == caption are managed */
218 if (style & WS_SYSMENU) return TRUE;
219 /* full-screen popup windows are managed */
220 hmon = MonitorFromWindow( hwnd, MONITOR_DEFAULTTOPRIMARY );
221 mi.cbSize = sizeof( mi );
222 GetMonitorInfoW( hmon, &mi );
223 if (window_rect->left <= mi.rcWork.left && window_rect->right >= mi.rcWork.right &&
224 window_rect->top <= mi.rcWork.top && window_rect->bottom >= mi.rcWork.bottom)
225 return TRUE;
226 }
227 /* application windows are managed */
228 ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
229 if (ex_style & WS_EX_APPWINDOW) return TRUE;
230 /* windows that own popups are managed */
231 if (has_owned_popups( hwnd )) return TRUE;
232 /* default: not managed */
233 return FALSE;
234 }
235
236
237 /***********************************************************************
238 * is_window_resizable
239 *
240 * Check if window should be made resizable by the window manager
241 */
242 static inline BOOL is_window_resizable( struct x11drv_win_data *data, DWORD style )
243 {
244 if (style & WS_THICKFRAME) return TRUE;
245 /* Metacity needs the window to be resizable to make it fullscreen */
246 return is_window_rect_fullscreen( &data->whole_rect );
247 }
248
249
250 /***********************************************************************
251 * get_mwm_decorations
252 */
253 static unsigned long get_mwm_decorations( struct x11drv_win_data *data,
254 DWORD style, DWORD ex_style )
255 {
256 unsigned long ret = 0;
257
258 if (!decorated_mode) return 0;
259
260 if (IsRectEmpty( &data->window_rect )) return 0;
261 if (data->shaped) return 0;
262
263 if (ex_style & WS_EX_TOOLWINDOW) return 0;
264
265 if ((style & WS_CAPTION) == WS_CAPTION)
266 {
267 ret |= MWM_DECOR_TITLE | MWM_DECOR_BORDER;
268 if (style & WS_SYSMENU) ret |= MWM_DECOR_MENU;
269 if (style & WS_MINIMIZEBOX) ret |= MWM_DECOR_MINIMIZE;
270 if (style & WS_MAXIMIZEBOX) ret |= MWM_DECOR_MAXIMIZE;
271 }
272 if (ex_style & WS_EX_DLGMODALFRAME) ret |= MWM_DECOR_BORDER;
273 else if (style & WS_THICKFRAME) ret |= MWM_DECOR_BORDER | MWM_DECOR_RESIZEH;
274 else if ((style & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME) ret |= MWM_DECOR_BORDER;
275 return ret;
276 }
277
278
279 /***********************************************************************
280 * get_x11_rect_offset
281 *
282 * Helper for X11DRV_window_to_X_rect and X11DRV_X_to_window_rect.
283 */
284 static void get_x11_rect_offset( struct x11drv_win_data *data, RECT *rect )
285 {
286 DWORD style, ex_style, style_mask = 0, ex_style_mask = 0;
287 unsigned long decor;
288
289 rect->top = rect->bottom = rect->left = rect->right = 0;
290
291 style = GetWindowLongW( data->hwnd, GWL_STYLE );
292 ex_style = GetWindowLongW( data->hwnd, GWL_EXSTYLE );
293 decor = get_mwm_decorations( data, style, ex_style );
294
295 if (decor & MWM_DECOR_TITLE) style_mask |= WS_CAPTION;
296 if (decor & MWM_DECOR_BORDER)
297 {
298 style_mask |= WS_DLGFRAME | WS_THICKFRAME;
299 ex_style_mask |= WS_EX_DLGMODALFRAME;
300 }
301
302 AdjustWindowRectEx( rect, style & style_mask, FALSE, ex_style & ex_style_mask );
303 }
304
305
306 /***********************************************************************
307 * get_window_attributes
308 *
309 * Fill the window attributes structure for an X window.
310 */
311 static int get_window_attributes( struct x11drv_win_data *data, XSetWindowAttributes *attr )
312 {
313 attr->override_redirect = !data->managed;
314 attr->colormap = X11DRV_PALETTE_PaletteXColormap;
315 attr->save_under = ((GetClassLongW( data->hwnd, GCL_STYLE ) & CS_SAVEBITS) != 0);
316 attr->bit_gravity = NorthWestGravity;
317 attr->win_gravity = StaticGravity;
318 attr->backing_store = NotUseful;
319 attr->event_mask = (ExposureMask | PointerMotionMask |
320 ButtonPressMask | ButtonReleaseMask | EnterWindowMask |
321 KeyPressMask | KeyReleaseMask | FocusChangeMask |
322 KeymapStateMask | StructureNotifyMask);
323 if (data->managed) attr->event_mask |= PropertyChangeMask;
324
325 return (CWOverrideRedirect | CWSaveUnder | CWColormap |
326 CWEventMask | CWBitGravity | CWBackingStore);
327 }
328
329
330 /***********************************************************************
331 * sync_window_style
332 *
333 * Change the X window attributes when the window style has changed.
334 */
335 static void sync_window_style( struct x11drv_win_data *data )
336 {
337 if (data->whole_window != root_window)
338 {
339 XSetWindowAttributes attr;
340 int mask = get_window_attributes( data, &attr );
341
342 XChangeWindowAttributes( data->display, data->whole_window, mask, &attr );
343 }
344 }
345
346
347 /***********************************************************************
348 * sync_window_region
349 *
350 * Update the X11 window region.
351 */
352 static void sync_window_region( struct x11drv_win_data *data, HRGN win_region )
353 {
354 #ifdef HAVE_LIBXSHAPE
355 HRGN hrgn = win_region;
356
357 if (!data->whole_window) return;
358 data->shaped = FALSE;
359
360 if (IsRectEmpty( &data->window_rect )) /* set an empty shape */
361 {
362 static XRectangle empty_rect;
363 XShapeCombineRectangles( data->display, data->whole_window, ShapeBounding, 0, 0,
364 &empty_rect, 1, ShapeSet, YXBanded );
365 return;
366 }
367
368 if (hrgn == (HRGN)1) /* hack: win_region == 1 means retrieve region from server */
369 {
370 if (!(hrgn = CreateRectRgn( 0, 0, 0, 0 ))) return;
371 if (GetWindowRgn( data->hwnd, hrgn ) == ERROR)
372 {
373 DeleteObject( hrgn );
374 hrgn = 0;
375 }
376 }
377
378 if (!hrgn)
379 {
380 XShapeCombineMask( data->display, data->whole_window, ShapeBounding, 0, 0, None, ShapeSet );
381 }
382 else
383 {
384 RGNDATA *pRegionData;
385
386 if (GetWindowLongW( data->hwnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) MirrorRgn( data->hwnd, hrgn );
387 if ((pRegionData = X11DRV_GetRegionData( hrgn, 0 )))
388 {
389 XShapeCombineRectangles( data->display, data->whole_window, ShapeBounding,
390 data->window_rect.left - data->whole_rect.left,
391 data->window_rect.top - data->whole_rect.top,
392 (XRectangle *)pRegionData->Buffer,
393 pRegionData->rdh.nCount, ShapeSet, YXBanded );
394 HeapFree(GetProcessHeap(), 0, pRegionData);
395 data->shaped = TRUE;
396 }
397 }
398 if (hrgn && hrgn != win_region) DeleteObject( hrgn );
399 #endif /* HAVE_LIBXSHAPE */
400 }
401
402
403 /***********************************************************************
404 * sync_window_opacity
405 */
406 static void sync_window_opacity( Display *display, Window win,
407 COLORREF key, BYTE alpha, DWORD flags )
408 {
409 unsigned long opacity = 0xffffffff;
410
411 if (flags & LWA_ALPHA) opacity = (0xffffffff / 0xff) * alpha;
412
413 if (opacity == 0xffffffff)
414 XDeleteProperty( display, win, x11drv_atom(_NET_WM_WINDOW_OPACITY) );
415 else
416 XChangeProperty( display, win, x11drv_atom(_NET_WM_WINDOW_OPACITY),
417 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&opacity, 1 );
418 }
419
420
421 /***********************************************************************
422 * sync_window_text
423 */
424 static void sync_window_text( Display *display, Window win, const WCHAR *text )
425 {
426 UINT count;
427 char *buffer, *utf8_buffer;
428 XTextProperty prop;
429
430 /* allocate new buffer for window text */
431 count = WideCharToMultiByte(CP_UNIXCP, 0, text, -1, NULL, 0, NULL, NULL);
432 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, count ))) return;
433 WideCharToMultiByte(CP_UNIXCP, 0, text, -1, buffer, count, NULL, NULL);
434
435 count = WideCharToMultiByte(CP_UTF8, 0, text, strlenW(text), NULL, 0, NULL, NULL);
436 if (!(utf8_buffer = HeapAlloc( GetProcessHeap(), 0, count )))
437 {
438 HeapFree( GetProcessHeap(), 0, buffer );
439 return;
440 }
441 WideCharToMultiByte(CP_UTF8, 0, text, strlenW(text), utf8_buffer, count, NULL, NULL);
442
443 if (XmbTextListToTextProperty( display, &buffer, 1, XStdICCTextStyle, &prop ) == Success)
444 {
445 XSetWMName( display, win, &prop );
446 XSetWMIconName( display, win, &prop );
447 XFree( prop.value );
448 }
449 /*
450 Implements a NET_WM UTF-8 title. It should be without a trailing \0,
451 according to the standard
452 ( http://www.pps.jussieu.fr/~jch/software/UTF8_STRING/UTF8_STRING.text ).
453 */
454 XChangeProperty( display, win, x11drv_atom(_NET_WM_NAME), x11drv_atom(UTF8_STRING),
455 8, PropModeReplace, (unsigned char *) utf8_buffer, count);
456
457 HeapFree( GetProcessHeap(), 0, utf8_buffer );
458 HeapFree( GetProcessHeap(), 0, buffer );
459 }
460
461
462 /***********************************************************************
463 * get_bitmap_argb
464 *
465 * Return the bitmap bits in ARGB format. Helper for setting icon hints.
466 */
467 static unsigned long *get_bitmap_argb( HDC hdc, HBITMAP color, HBITMAP mask, unsigned int *size )
468 {
469 char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
470 BITMAPINFO *info = (BITMAPINFO *)buffer;
471 BITMAP bm;
472 unsigned int *ptr, *bits = NULL;
473 unsigned char *mask_bits = NULL;
474 int i, j, has_alpha = 0;
475
476 if (!GetObjectW( color, sizeof(bm), &bm )) return NULL;
477 info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
478 info->bmiHeader.biWidth = bm.bmWidth;
479 info->bmiHeader.biHeight = -bm.bmHeight;
480 info->bmiHeader.biPlanes = 1;
481 info->bmiHeader.biBitCount = 32;
482 info->bmiHeader.biCompression = BI_RGB;
483 info->bmiHeader.biSizeImage = bm.bmWidth * bm.bmHeight * 4;
484 info->bmiHeader.biXPelsPerMeter = 0;
485 info->bmiHeader.biYPelsPerMeter = 0;
486 info->bmiHeader.biClrUsed = 0;
487 info->bmiHeader.biClrImportant = 0;
488 *size = bm.bmWidth * bm.bmHeight + 2;
489 if (!(bits = HeapAlloc( GetProcessHeap(), 0, *size * sizeof(long) ))) goto failed;
490 if (!GetDIBits( hdc, color, 0, bm.bmHeight, bits + 2, info, DIB_RGB_COLORS )) goto failed;
491
492 bits[0] = bm.bmWidth;
493 bits[1] = bm.bmHeight;
494
495 for (i = 0; i < bm.bmWidth * bm.bmHeight; i++)
496 if ((has_alpha = (bits[i + 2] & 0xff000000) != 0)) break;
497
498 if (!has_alpha)
499 {
500 unsigned int width_bytes = (bm.bmWidth + 31) / 32 * 4;
501 /* generate alpha channel from the mask */
502 info->bmiHeader.biBitCount = 1;
503 info->bmiHeader.biSizeImage = width_bytes * bm.bmHeight;
504 if (!(mask_bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto failed;
505 if (!GetDIBits( hdc, mask, 0, bm.bmHeight, mask_bits, info, DIB_RGB_COLORS )) goto failed;
506 ptr = bits + 2;
507 for (i = 0; i < bm.bmHeight; i++)
508 for (j = 0; j < bm.bmWidth; j++, ptr++)
509 if (!((mask_bits[i * width_bytes + j / 8] << (j % 8)) & 0x80)) *ptr |= 0xff000000;
510 HeapFree( GetProcessHeap(), 0, mask_bits );
511 }
512
513 /* convert to array of longs */
514 if (bits && sizeof(long) > sizeof(int))
515 for (i = *size - 1; i >= 0; i--) ((unsigned long *)bits)[i] = bits[i];
516
517 return (unsigned long *)bits;
518
519 failed:
520 HeapFree( GetProcessHeap(), 0, bits );
521 HeapFree( GetProcessHeap(), 0, mask_bits );
522 return NULL;
523 }
524
525
526 /***********************************************************************
527 * create_icon_pixmaps
528 */
529 static BOOL create_icon_pixmaps( HDC hdc, const ICONINFO *icon, Pixmap *icon_ret, Pixmap *mask_ret )
530 {
531 char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
532 BITMAPINFO *info = (BITMAPINFO *)buffer;
533 XVisualInfo vis;
534 struct gdi_image_bits bits;
535 Pixmap color_pixmap = 0, mask_pixmap = 0;
536 int i, lines;
537
538 bits.ptr = NULL;
539 bits.free = NULL;
540 bits.is_copy = TRUE;
541
542 info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
543 info->bmiHeader.biBitCount = 0;
544 if (!(lines = GetDIBits( hdc, icon->hbmColor, 0, 0, NULL, info, DIB_RGB_COLORS ))) goto failed;
545 if (!(bits.ptr = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto failed;
546 if (!GetDIBits( hdc, icon->hbmColor, 0, lines, bits.ptr, info, DIB_RGB_COLORS )) goto failed;
547
548 vis.visual = visual;
549 vis.depth = screen_depth;
550 vis.visualid = visual->visualid;
551 vis.class = visual->class;
552 vis.red_mask = visual->red_mask;
553 vis.green_mask = visual->green_mask;
554 vis.blue_mask = visual->blue_mask;
555 color_pixmap = create_pixmap_from_image( hdc, &vis, info, &bits, DIB_RGB_COLORS );
556 HeapFree( GetProcessHeap(), 0, bits.ptr );
557 bits.ptr = NULL;
558 if (!color_pixmap) goto failed;
559
560 info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
561 info->bmiHeader.biBitCount = 0;
562 if (!(lines = GetDIBits( hdc, icon->hbmMask, 0, 0, NULL, info, DIB_RGB_COLORS ))) goto failed;
563 if (!(bits.ptr = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto failed;
564 if (!GetDIBits( hdc, icon->hbmMask, 0, lines, bits.ptr, info, DIB_RGB_COLORS )) goto failed;
565
566 /* invert the mask */
567 for (i = 0; i < info->bmiHeader.biSizeImage / sizeof(DWORD); i++) ((DWORD *)bits.ptr)[i] ^= ~0u;
568
569 vis.depth = 1;
570 mask_pixmap = create_pixmap_from_image( hdc, &vis, info, &bits, DIB_RGB_COLORS );
571 HeapFree( GetProcessHeap(), 0, bits.ptr );
572 bits.ptr = NULL;
573 if (!mask_pixmap) goto failed;
574
575 *icon_ret = color_pixmap;
576 *mask_ret = mask_pixmap;
577 return TRUE;
578
579 failed:
580 if (color_pixmap) XFreePixmap( gdi_display, color_pixmap );
581 if (mask_pixmap) XFreePixmap( gdi_display, mask_pixmap );
582 HeapFree( GetProcessHeap(), 0, bits.ptr );
583 return FALSE;
584 }
585
586
587 /***********************************************************************
588 * fetch_icon_data
589 */
590 static void fetch_icon_data( HWND hwnd, HICON icon_big, HICON icon_small )
591 {
592 struct x11drv_win_data *data;
593 ICONINFO ii, ii_small;
594 HDC hDC;
595 unsigned int size;
596 unsigned long *bits;
597 Pixmap icon_pixmap, mask_pixmap;
598
599 if (!icon_big)
600 {
601 icon_big = (HICON)SendMessageW( hwnd, WM_GETICON, ICON_BIG, 0 );
602 if (!icon_big) icon_big = (HICON)GetClassLongPtrW( hwnd, GCLP_HICON );
603 if (!icon_big) icon_big = LoadIconW( 0, (LPWSTR)IDI_WINLOGO );
604 }
605 if (!icon_small)
606 {
607 icon_small = (HICON)SendMessageW( hwnd, WM_GETICON, ICON_SMALL, 0 );
608 if (!icon_small) icon_small = (HICON)GetClassLongPtrW( hwnd, GCLP_HICONSM );
609 }
610
611 if (!GetIconInfo(icon_big, &ii)) return;
612
613 hDC = CreateCompatibleDC(0);
614 bits = get_bitmap_argb( hDC, ii.hbmColor, ii.hbmMask, &size );
615 if (bits && GetIconInfo( icon_small, &ii_small ))
616 {
617 unsigned int size_small;
618 unsigned long *bits_small, *new;
619
620 if ((bits_small = get_bitmap_argb( hDC, ii_small.hbmColor, ii_small.hbmMask, &size_small )) &&
621 (bits_small[0] != bits[0] || bits_small[1] != bits[1])) /* size must be different */
622 {
623 if ((new = HeapReAlloc( GetProcessHeap(), 0, bits,
624 (size + size_small) * sizeof(unsigned long) )))
625 {
626 bits = new;
627 memcpy( bits + size, bits_small, size_small * sizeof(unsigned long) );
628 size += size_small;
629 }
630 }
631 HeapFree( GetProcessHeap(), 0, bits_small );
632 DeleteObject( ii_small.hbmColor );
633 DeleteObject( ii_small.hbmMask );
634 }
635
636 if (!create_icon_pixmaps( hDC, &ii, &icon_pixmap, &mask_pixmap )) icon_pixmap = mask_pixmap = 0;
637
638 DeleteObject( ii.hbmColor );
639 DeleteObject( ii.hbmMask );
640 DeleteDC(hDC);
641
642 if ((data = get_win_data( hwnd )))
643 {
644 if (data->icon_pixmap) XFreePixmap( gdi_display, data->icon_pixmap );
645 if (data->icon_mask) XFreePixmap( gdi_display, data->icon_mask );
646 HeapFree( GetProcessHeap(), 0, data->icon_bits );
647 data->icon_pixmap = icon_pixmap;
648 data->icon_mask = mask_pixmap;
649 data->icon_bits = bits;
650 data->icon_size = size;
651 release_win_data( data );
652 }
653 else
654 {
655 if (icon_pixmap) XFreePixmap( gdi_display, icon_pixmap );
656 if (mask_pixmap) XFreePixmap( gdi_display, mask_pixmap );
657 HeapFree( GetProcessHeap(), 0, bits );
658 }
659 }
660
661
662 /***********************************************************************
663 * set_size_hints
664 *
665 * set the window size hints
666 */
667 static void set_size_hints( struct x11drv_win_data *data, DWORD style )
668 {
669 XSizeHints* size_hints;
670
671 if (!(size_hints = XAllocSizeHints())) return;
672
673 size_hints->win_gravity = StaticGravity;
674 size_hints->flags |= PWinGravity;
675
676 /* don't update size hints if window is not in normal state */
677 if (!(style & (WS_MINIMIZE | WS_MAXIMIZE)))
678 {
679 if (data->hwnd != GetDesktopWindow()) /* don't force position of desktop */
680 {
681 size_hints->x = data->whole_rect.left;
682 size_hints->y = data->whole_rect.top;
683 size_hints->flags |= PPosition;
684 }
685 else size_hints->win_gravity = NorthWestGravity;
686
687 if (!is_window_resizable( data, style ))
688 {
689 size_hints->max_width = data->whole_rect.right - data->whole_rect.left;
690 size_hints->max_height = data->whole_rect.bottom - data->whole_rect.top;
691 if (size_hints->max_width <= 0 ||size_hints->max_height <= 0)
692 size_hints->max_width = size_hints->max_height = 1;
693 size_hints->min_width = size_hints->max_width;
694 size_hints->min_height = size_hints->max_height;
695 size_hints->flags |= PMinSize | PMaxSize;
696 }
697 }
698 XSetWMNormalHints( data->display, data->whole_window, size_hints );
699 XFree( size_hints );
700 }
701
702
703 /***********************************************************************
704 * set_mwm_hints
705 */
706 static void set_mwm_hints( struct x11drv_win_data *data, DWORD style, DWORD ex_style )
707 {
708 MwmHints mwm_hints;
709
710 if (data->hwnd == GetDesktopWindow())
711 {
712 if (is_desktop_fullscreen()) mwm_hints.decorations = 0;
713 else mwm_hints.decorations = MWM_DECOR_TITLE | MWM_DECOR_BORDER | MWM_DECOR_MENU | MWM_DECOR_MINIMIZE;
714 mwm_hints.functions = MWM_FUNC_MOVE | MWM_FUNC_MINIMIZE | MWM_FUNC_CLOSE;
715 }
716 else
717 {
718 mwm_hints.decorations = get_mwm_decorations( data, style, ex_style );
719 mwm_hints.functions = MWM_FUNC_MOVE;
720 if (is_window_resizable( data, style )) mwm_hints.functions |= MWM_FUNC_RESIZE;
721 if (!(style & WS_DISABLED))
722 {
723 if (style & WS_MINIMIZEBOX) mwm_hints.functions |= MWM_FUNC_MINIMIZE;
724 if (style & WS_MAXIMIZEBOX) mwm_hints.functions |= MWM_FUNC_MAXIMIZE;
725 if (style & WS_SYSMENU) mwm_hints.functions |= MWM_FUNC_CLOSE;
726 }
727 }
728
729 TRACE( "%p setting mwm hints to %lx,%lx (style %x exstyle %x)\n",
730 data->hwnd, mwm_hints.decorations, mwm_hints.functions, style, ex_style );
731
732 mwm_hints.flags = MWM_HINTS_FUNCTIONS | MWM_HINTS_DECORATIONS;
733 XChangeProperty( data->display, data->whole_window, x11drv_atom(_MOTIF_WM_HINTS),
734 x11drv_atom(_MOTIF_WM_HINTS), 32, PropModeReplace,
735 (unsigned char*)&mwm_hints, sizeof(mwm_hints)/sizeof(long) );
736 }
737
738
739 /***********************************************************************
740 * set_style_hints
741 */
742 static void set_style_hints( struct x11drv_win_data *data, DWORD style, DWORD ex_style )
743 {
744 Window group_leader = data->whole_window;
745 HWND owner = GetWindow( data->hwnd, GW_OWNER );
746 Window owner_win = X11DRV_get_whole_window( owner );
747 XWMHints *wm_hints;
748 Atom window_type;
749
750 if (owner_win)
751 {
752 XSetTransientForHint( data->display, data->whole_window, owner_win );
753 group_leader = owner_win;
754 }
755
756 /* Only use dialog type for owned popups. Metacity allows making fullscreen
757 * only normal windows, and doesn't handle correctly TRANSIENT_FOR hint for
758 * dialogs owned by fullscreen windows.
759 */
760 if (((style & WS_POPUP) || (ex_style & WS_EX_DLGMODALFRAME)) && owner)
761 window_type = x11drv_atom(_NET_WM_WINDOW_TYPE_DIALOG);
762 else
763 window_type = x11drv_atom(_NET_WM_WINDOW_TYPE_NORMAL);
764
765 XChangeProperty(data->display, data->whole_window, x11drv_atom(_NET_WM_WINDOW_TYPE),
766 XA_ATOM, 32, PropModeReplace, (unsigned char*)&window_type, 1);
767
768 if ((wm_hints = XAllocWMHints()))
769 {
770 wm_hints->flags = InputHint | StateHint | WindowGroupHint;
771 wm_hints->input = !use_take_focus && !(style & WS_DISABLED);
772 wm_hints->initial_state = (style & WS_MINIMIZE) ? IconicState : NormalState;
773 wm_hints->window_group = group_leader;
774 if (data->icon_pixmap)
775 {
776 wm_hints->icon_pixmap = data->icon_pixmap;
777 wm_hints->icon_mask = data->icon_mask;
778 wm_hints->flags |= IconPixmapHint | IconMaskHint;
779 }
780 XSetWMHints( data->display, data->whole_window, wm_hints );
781 XFree( wm_hints );
782 }
783
784 if (data->icon_bits)
785 XChangeProperty( data->display, data->whole_window, x11drv_atom(_NET_WM_ICON),
786 XA_CARDINAL, 32, PropModeReplace,
787 (unsigned char *)data->icon_bits, data->icon_size );
788 else
789 XDeleteProperty( data->display, data->whole_window, x11drv_atom(_NET_WM_ICON) );
790
791 }
792
793
794 /***********************************************************************
795 * get_process_name
796 *
797 * get the name of the current process for setting class hints
798 */
799 static char *get_process_name(void)
800 {
801 static char *name;
802
803 if (!name)
804 {
805 WCHAR module[MAX_PATH];
806 DWORD len = GetModuleFileNameW( 0, module, MAX_PATH );
807 if (len && len < MAX_PATH)
808 {
809 char *ptr;
810 WCHAR *p, *appname = module;
811
812 if ((p = strrchrW( appname, '/' ))) appname = p + 1;
813 if ((p = strrchrW( appname, '\\' ))) appname = p + 1;
814 len = WideCharToMultiByte( CP_UNIXCP, 0, appname, -1, NULL, 0, NULL, NULL );
815 if ((ptr = HeapAlloc( GetProcessHeap(), 0, len )))
816 {
817 WideCharToMultiByte( CP_UNIXCP, 0, appname, -1, ptr, len, NULL, NULL );
818 name = ptr;
819 }
820 }
821 }
822 return name;
823 }
824
825
826 /***********************************************************************
827 * set_initial_wm_hints
828 *
829 * Set the window manager hints that don't change over the lifetime of a window.
830 */
831 static void set_initial_wm_hints( Display *display, Window window )
832 {
833 long i;
834 Atom protocols[3];
835 Atom dndVersion = WINE_XDND_VERSION;
836 XClassHint *class_hints;
837 char *process_name = get_process_name();
838
839 /* wm protocols */
840 i = 0;
841 protocols[i++] = x11drv_atom(WM_DELETE_WINDOW);
842 protocols[i++] = x11drv_atom(_NET_WM_PING);
843 if (use_take_focus) protocols[i++] = x11drv_atom(WM_TAKE_FOCUS);
844 XChangeProperty( display, window, x11drv_atom(WM_PROTOCOLS),
845 XA_ATOM, 32, PropModeReplace, (unsigned char *)protocols, i );
846
847 /* class hints */
848 if ((class_hints = XAllocClassHint()))
849 {
850 static char wine[] = "Wine";
851
852 class_hints->res_name = process_name;
853 class_hints->res_class = wine;
854 XSetClassHint( display, window, class_hints );
855 XFree( class_hints );
856 }
857
858 /* set the WM_CLIENT_MACHINE and WM_LOCALE_NAME properties */
859 XSetWMProperties(display, window, NULL, NULL, NULL, 0, NULL, NULL, NULL);
860 /* set the pid. together, these properties are needed so the window manager can kill us if we freeze */
861 i = getpid();
862 XChangeProperty(display, window, x11drv_atom(_NET_WM_PID),
863 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&i, 1);
864
865 XChangeProperty( display, window, x11drv_atom(XdndAware),
866 XA_ATOM, 32, PropModeReplace, (unsigned char*)&dndVersion, 1 );
867
868 update_user_time( 0 ); /* make sure that the user time window exists */
869 if (user_time_window)
870 XChangeProperty( display, window, x11drv_atom(_NET_WM_USER_TIME_WINDOW),
871 XA_WINDOW, 32, PropModeReplace, (unsigned char *)&user_time_window, 1 );
872 }
873
874
875 /***********************************************************************
876 * make_owner_managed
877 *
878 * If the window is managed, make sure its owner window is too.
879 */
880 static void make_owner_managed( HWND hwnd )
881 {
882 HWND owner;
883
884 if (!(owner = GetWindow( hwnd, GW_OWNER ))) return;
885 if (is_managed( owner )) return;
886 if (!is_managed( hwnd )) return;
887
888 SetWindowPos( owner, 0, 0, 0, 0, 0,
889 SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSIZE | SWP_NOMOVE |
890 SWP_NOREDRAW | SWP_DEFERERASE | SWP_NOSENDCHANGING | SWP_STATECHANGED );
891 }
892
893
894 /***********************************************************************
895 * set_wm_hints
896 *
897 * Set all the window manager hints for a window.
898 */
899 static void set_wm_hints( struct x11drv_win_data *data )
900 {
901 DWORD style, ex_style;
902
903 if (data->hwnd == GetDesktopWindow())
904 {
905 /* force some styles for the desktop to get the correct decorations */
906 style = WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
907 ex_style = WS_EX_APPWINDOW;
908 }
909 else
910 {
911 style = GetWindowLongW( data->hwnd, GWL_STYLE );
912 ex_style = GetWindowLongW( data->hwnd, GWL_EXSTYLE );
913 }
914
915 set_size_hints( data, style );
916 set_mwm_hints( data, style, ex_style );
917 set_style_hints( data, style, ex_style );
918 }
919
920
921 /***********************************************************************
922 * init_clip_window
923 */
924 Window init_clip_window(void)
925 {
926 struct x11drv_thread_data *data = x11drv_init_thread_data();
927
928 if (!data->clip_window &&
929 (data->clip_window = (Window)GetPropA( GetDesktopWindow(), clip_window_prop )))
930 {
931 XSelectInput( data->display, data->clip_window, StructureNotifyMask );
932 }
933 return data->clip_window;
934 }
935
936
937 /***********************************************************************
938 * update_user_time
939 */
940 void update_user_time( Time time )
941 {
942 if (!user_time_window)
943 {
944 Window win = XCreateWindow( gdi_display, root_window, -1, -1, 1, 1, 0, 0, InputOnly,
945 DefaultVisual(gdi_display,DefaultScreen(gdi_display)), 0, NULL );
946 if (InterlockedCompareExchangePointer( (void **)&user_time_window, (void *)win, 0 ))
947 XDestroyWindow( gdi_display, win );
948 TRACE( "user time window %lx\n", user_time_window );
949 }
950
951 if (!time) return;
952 XLockDisplay( gdi_display );
953 if (!last_user_time || (long)(time - last_user_time) > 0)
954 {
955 last_user_time = time;
956 XChangeProperty( gdi_display, user_time_window, x11drv_atom(_NET_WM_USER_TIME),
957 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&time, 1 );
958 }
959 XUnlockDisplay( gdi_display );
960 }
961
962 /***********************************************************************
963 * update_net_wm_states
964 */
965 void update_net_wm_states( struct x11drv_win_data *data )
966 {
967 static const unsigned int state_atoms[NB_NET_WM_STATES] =
968 {
969 XATOM__NET_WM_STATE_FULLSCREEN,
970 XATOM__NET_WM_STATE_ABOVE,
971 XATOM__NET_WM_STATE_MAXIMIZED_VERT,
972 XATOM__NET_WM_STATE_SKIP_PAGER,
973 XATOM__NET_WM_STATE_SKIP_TASKBAR
974 };
975
976 DWORD i, style, ex_style, new_state = 0;
977
978 if (!data->managed) return;
979 if (data->whole_window == root_window) return;
980
981 style = GetWindowLongW( data->hwnd, GWL_STYLE );
982 if (is_window_rect_fullscreen( &data->whole_rect ))
983 {
984 if ((style & WS_MAXIMIZE) && (style & WS_CAPTION) == WS_CAPTION)
985 new_state |= (1 << NET_WM_STATE_MAXIMIZED);
986 else if (!(style & WS_MINIMIZE))
987 new_state |= (1 << NET_WM_STATE_FULLSCREEN);
988 }
989 else if (style & WS_MAXIMIZE)
990 new_state |= (1 << NET_WM_STATE_MAXIMIZED);
991
992 ex_style = GetWindowLongW( data->hwnd, GWL_EXSTYLE );
993 if (ex_style & WS_EX_TOPMOST)
994 new_state |= (1 << NET_WM_STATE_ABOVE);
995 if (ex_style & (WS_EX_TOOLWINDOW | WS_EX_NOACTIVATE))
996 new_state |= (1 << NET_WM_STATE_SKIP_TASKBAR) | (1 << NET_WM_STATE_SKIP_PAGER);
997 if (!(ex_style & WS_EX_APPWINDOW) && GetWindow( data->hwnd, GW_OWNER ))
998 new_state |= (1 << NET_WM_STATE_SKIP_TASKBAR);
999
1000 if (!data->mapped) /* set the _NET_WM_STATE atom directly */
1001 {
1002 Atom atoms[NB_NET_WM_STATES+1];
1003 DWORD count;
1004
1005 for (i = count = 0; i < NB_NET_WM_STATES; i++)
1006 {
1007 if (!(new_state & (1 << i))) continue;
1008 TRACE( "setting wm state %u for unmapped window %p/%lx\n",
1009 i, data->hwnd, data->whole_window );
1010 atoms[count++] = X11DRV_Atoms[state_atoms[i] - FIRST_XATOM];
1011 if (state_atoms[i] == XATOM__NET_WM_STATE_MAXIMIZED_VERT)
1012 atoms[count++] = x11drv_atom(_NET_WM_STATE_MAXIMIZED_HORZ);
1013 }
1014 XChangeProperty( data->display, data->whole_window, x11drv_atom(_NET_WM_STATE), XA_ATOM,
1015 32, PropModeReplace, (unsigned char *)atoms, count );
1016 }
1017 else /* ask the window manager to do it for us */
1018 {
1019 XEvent xev;
1020
1021 xev.xclient.type = ClientMessage;
1022 xev.xclient.window = data->whole_window;
1023 xev.xclient.message_type = x11drv_atom(_NET_WM_STATE);
1024 xev.xclient.serial = 0;
1025 xev.xclient.display = data->display;
1026 xev.xclient.send_event = True;
1027 xev.xclient.format = 32;
1028 xev.xclient.data.l[3] = 1;
1029
1030 for (i = 0; i < NB_NET_WM_STATES; i++)
1031 {
1032 if (!((data->net_wm_state ^ new_state) & (1 << i))) continue; /* unchanged */
1033
1034 TRACE( "setting wm state %u for window %p/%lx to %u prev %u\n",
1035 i, data->hwnd, data->whole_window,
1036 (new_state & (1 << i)) != 0, (data->net_wm_state & (1 << i)) != 0 );
1037
1038 xev.xclient.data.l[0] = (new_state & (1 << i)) ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
1039 xev.xclient.data.l[1] = X11DRV_Atoms[state_atoms[i] - FIRST_XATOM];
1040 xev.xclient.data.l[2] = ((state_atoms[i] == XATOM__NET_WM_STATE_MAXIMIZED_VERT) ?
1041 x11drv_atom(_NET_WM_STATE_MAXIMIZED_HORZ) : 0);
1042 XSendEvent( data->display, root_window, False,
1043 SubstructureRedirectMask | SubstructureNotifyMask, &xev );
1044 }
1045 }
1046 data->net_wm_state = new_state;
1047 }
1048
1049
1050 /***********************************************************************
1051 * set_xembed_flags
1052 */
1053 static void set_xembed_flags( struct x11drv_win_data *data, unsigned long flags )
1054 {
1055 unsigned long info[2];
1056
1057 if (!data->whole_window) return;
1058
1059 info[0] = 0; /* protocol version */
1060 info[1] = flags;
1061 XChangeProperty( data->display, data->whole_window, x11drv_atom(_XEMBED_INFO),
1062 x11drv_atom(_XEMBED_INFO), 32, PropModeReplace, (unsigned char*)info, 2 );
1063 }
1064
1065
1066 /***********************************************************************
1067 * map_window
1068 */
1069 static void map_window( HWND hwnd, DWORD new_style )
1070 {
1071 struct x11drv_win_data *data;
1072
1073 make_owner_managed( hwnd );
1074 wait_for_withdrawn_state( hwnd, TRUE );
1075
1076 if (!(data = get_win_data( hwnd ))) return;
1077
1078 if (data->whole_window && !data->mapped)
1079 {
1080 TRACE( "win %p/%lx\n", data->hwnd, data->whole_window );
1081
1082 remove_startup_notification( data->display, data->whole_window );
1083 set_wm_hints( data );
1084
1085 if (!data->embedded)
1086 {
1087 update_net_wm_states( data );
1088 sync_window_style( data );
1089 XMapWindow( data->display, data->whole_window );
1090 XFlush( data->display );
1091 }
1092 else set_xembed_flags( data, XEMBED_MAPPED );
1093
1094 data->mapped = TRUE;
1095 data->iconic = (new_style & WS_MINIMIZE) != 0;
1096 }
1097 release_win_data( data );
1098 }
1099
1100
1101 /***********************************************************************
1102 * unmap_window
1103 */
1104 static void unmap_window( HWND hwnd )
1105 {
1106 struct x11drv_win_data *data;
1107
1108 wait_for_withdrawn_state( hwnd, FALSE );
1109
1110 if (!(data = get_win_data( hwnd ))) return;
1111
1112 if (data->mapped)
1113 {
1114 TRACE( "win %p/%lx\n", data->hwnd, data->whole_window );
1115
1116 if (data->embedded) set_xembed_flags( data, 0 );
1117 else if (!data->managed) XUnmapWindow( data->display, data->whole_window );
1118 else XWithdrawWindow( data->display, data->whole_window, DefaultScreen(data->display) );
1119
1120 data->mapped = FALSE;
1121 data->net_wm_state = 0;
1122 }
1123 release_win_data( data );
1124 }
1125
1126
1127 /***********************************************************************
1128 * make_window_embedded
1129 */
1130 void make_window_embedded( HWND hwnd )
1131 {
1132 struct x11drv_win_data *data = get_win_data( hwnd );
1133
1134 if (!data) return;
1135
1136 /* the window cannot be mapped before being embedded */
1137 if (data->mapped)
1138 {
1139 if (data->managed) XUnmapWindow( data->display, data->whole_window );
1140 else XWithdrawWindow( data->display, data->whole_window, DefaultScreen(data->display) );
1141 data->net_wm_state = 0;
1142 }
1143 data->embedded = TRUE;
1144 data->managed = TRUE;
1145 SetPropA( hwnd, managed_prop, (HANDLE)1 );
1146 sync_window_style( data );
1147 set_xembed_flags( data, data->mapped ? XEMBED_MAPPED : 0 );
1148 release_win_data( data );
1149 }
1150
1151
1152 /***********************************************************************
1153 * X11DRV_window_to_X_rect
1154 *
1155 * Convert a rect from client to X window coordinates
1156 */
1157 static void X11DRV_window_to_X_rect( struct x11drv_win_data *data, RECT *rect )
1158 {
1159 RECT rc;
1160
1161 if (!data->managed) return;
1162 if (IsRectEmpty( rect )) return;
1163
1164 get_x11_rect_offset( data, &rc );
1165
1166 rect->left -= rc.left;
1167 rect->right -= rc.right;
1168 rect->top -= rc.top;
1169 rect->bottom -= rc.bottom;
1170 if (rect->top >= rect->bottom) rect->bottom = rect->top + 1;
1171 if (rect->left >= rect->right) rect->right = rect->left + 1;
1172 }
1173
1174
1175 /***********************************************************************
1176 * X11DRV_X_to_window_rect
1177 *
1178 * Opposite of X11DRV_window_to_X_rect
1179 */
1180 void X11DRV_X_to_window_rect( struct x11drv_win_data *data, RECT *rect )
1181 {
1182 RECT rc;
1183
1184 if (!data->managed) return;
1185 if (IsRectEmpty( rect )) return;
1186
1187 get_x11_rect_offset( data, &rc );
1188
1189 rect->left += rc.left;
1190 rect->right += rc.right;
1191 rect->top += rc.top;
1192 rect->bottom += rc.bottom;
1193 if (rect->top >= rect->bottom) rect->bottom = rect->top + 1;
1194 if (rect->left >= rect->right) rect->right = rect->left + 1;
1195 }
1196
1197
1198 /***********************************************************************
1199 * sync_window_position
1200 *
1201 * Synchronize the X window position with the Windows one
1202 */
1203 static void sync_window_position( struct x11drv_win_data *data,
1204 UINT swp_flags, const RECT *old_window_rect,
1205 const RECT *old_whole_rect, const RECT *old_client_rect )
1206 {
1207 DWORD style = GetWindowLongW( data->hwnd, GWL_STYLE );
1208 DWORD ex_style = GetWindowLongW( data->hwnd, GWL_EXSTYLE );
1209 XWindowChanges changes;
1210 unsigned int mask = 0;
1211
1212 if (data->managed && data->iconic) return;
1213
1214 /* resizing a managed maximized window is not allowed */
1215 if (!(style & WS_MAXIMIZE) || !data->managed)
1216 {
1217 changes.width = data->whole_rect.right - data->whole_rect.left;
1218 changes.height = data->whole_rect.bottom - data->whole_rect.top;
1219 /* if window rect is empty force size to 1x1 */
1220 if (changes.width <= 0 || changes.height <= 0) changes.width = changes.height = 1;
1221 if (changes.width > 65535) changes.width = 65535;
1222 if (changes.height > 65535) changes.height = 65535;
1223 mask |= CWWidth | CWHeight;
1224 }
1225
1226 /* only the size is allowed to change for the desktop window */
1227 if (data->whole_window != root_window)
1228 {
1229 changes.x = data->whole_rect.left - virtual_screen_rect.left;
1230 changes.y = data->whole_rect.top - virtual_screen_rect.top;
1231 mask |= CWX | CWY;
1232 }
1233
1234 if (!(swp_flags & SWP_NOZORDER) || (swp_flags & SWP_SHOWWINDOW))
1235 {
1236 /* find window that this one must be after */
1237 HWND prev = GetWindow( data->hwnd, GW_HWNDPREV );
1238 while (prev && !(GetWindowLongW( prev, GWL_STYLE ) & WS_VISIBLE))
1239 prev = GetWindow( prev, GW_HWNDPREV );
1240 if (!prev) /* top child */
1241 {
1242 changes.stack_mode = Above;
1243 mask |= CWStackMode;
1244 }
1245 /* should use stack_mode Below but most window managers don't get it right */
1246 /* and Above with a sibling doesn't work so well either, so we ignore it */
1247 }
1248
1249 set_size_hints( data, style );
1250 set_mwm_hints( data, style, ex_style );
1251 data->configure_serial = NextRequest( data->display );
1252 XReconfigureWMWindow( data->display, data->whole_window,
1253 DefaultScreen(data->display), mask, &changes );
1254 #ifdef HAVE_LIBXSHAPE
1255 if (IsRectEmpty( old_window_rect ) != IsRectEmpty( &data->window_rect ))
1256 sync_window_region( data, (HRGN)1 );
1257 if (data->shaped)
1258 {
1259 int old_x_offset = old_window_rect->left - old_whole_rect->left;
1260 int old_y_offset = old_window_rect->top - old_whole_rect->top;
1261 int new_x_offset = data->window_rect.left - data->whole_rect.left;
1262 int new_y_offset = data->window_rect.top - data->whole_rect.top;
1263 if (old_x_offset != new_x_offset || old_y_offset != new_y_offset)
1264 XShapeOffsetShape( data->display, data->whole_window, ShapeBounding,
1265 new_x_offset - old_x_offset, new_y_offset - old_y_offset );
1266 }
1267 #endif
1268
1269 TRACE( "win %p/%lx pos %d,%d,%dx%d after %lx changes=%x serial=%lu\n",
1270 data->hwnd, data->whole_window, data->whole_rect.left, data->whole_rect.top,
1271 data->whole_rect.right - data->whole_rect.left,
1272 data->whole_rect.bottom - data->whole_rect.top,
1273 changes.sibling, mask, data->configure_serial );
1274 }
1275
1276
1277 /***********************************************************************
1278 * move_window_bits
1279 *
1280 * Move the window bits when a window is moved.
1281 */
1282 static void move_window_bits( HWND hwnd, Window window, const RECT *old_rect, const RECT *new_rect,
1283 const RECT *old_client_rect, const RECT *new_client_rect,
1284 const RECT *new_window_rect )
1285 {
1286 RECT src_rect = *old_rect;
1287 RECT dst_rect = *new_rect;
1288 HDC hdc_src, hdc_dst;
1289 INT code;
1290 HRGN rgn;
1291 HWND parent = 0;
1292
1293 if (!window)
1294 {
1295 OffsetRect( &dst_rect, -new_window_rect->left, -new_window_rect->top );
1296 parent = GetAncestor( hwnd, GA_PARENT );
1297 hdc_src = GetDCEx( parent, 0, DCX_CACHE );
1298 hdc_dst = GetDCEx( hwnd, 0, DCX_CACHE | DCX_WINDOW );
1299 }
1300 else
1301 {
1302 OffsetRect( &dst_rect, -new_client_rect->left, -new_client_rect->top );
1303 /* make src rect relative to the old position of the window */
1304 OffsetRect( &src_rect, -old_client_rect->left, -old_client_rect->top );
1305 if (dst_rect.left == src_rect.left && dst_rect.top == src_rect.top) return;
1306 hdc_src = hdc_dst = GetDCEx( hwnd, 0, DCX_CACHE );
1307 }
1308
1309 rgn = CreateRectRgnIndirect( &dst_rect );
1310 SelectClipRgn( hdc_dst, rgn );
1311 DeleteObject( rgn );
1312 ExcludeUpdateRgn( hdc_dst, hwnd );
1313
1314 code = X11DRV_START_EXPOSURES;
1315 ExtEscape( hdc_dst, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
1316
1317 TRACE( "copying bits for win %p/%lx %s -> %s\n",
1318 hwnd, window, wine_dbgstr_rect(&src_rect), wine_dbgstr_rect(&dst_rect) );
1319 BitBlt( hdc_dst, dst_rect.left, dst_rect.top,
1320 dst_rect.right - dst_rect.left, dst_rect.bottom - dst_rect.top,
1321 hdc_src, src_rect.left, src_rect.top, SRCCOPY );
1322
1323 rgn = 0;
1324 code = X11DRV_END_EXPOSURES;
1325 ExtEscape( hdc_dst, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, sizeof(rgn), (LPSTR)&rgn );
1326
1327 ReleaseDC( hwnd, hdc_dst );
1328 if (hdc_src != hdc_dst) ReleaseDC( parent, hdc_src );
1329
1330 if (rgn)
1331 {
1332 if (!window)
1333 {
1334 /* map region to client rect since we are using DCX_WINDOW */
1335 OffsetRgn( rgn, new_window_rect->left - new_client_rect->left,
1336 new_window_rect->top - new_client_rect->top );
1337 RedrawWindow( hwnd, NULL, rgn,
1338 RDW_INVALIDATE | RDW_FRAME | RDW_ERASE | RDW_ALLCHILDREN );
1339 }
1340 else RedrawWindow( hwnd, NULL, rgn, RDW_INVALIDATE | RDW_ERASE | RDW_ALLCHILDREN );
1341 DeleteObject( rgn );
1342 }
1343 }
1344
1345
1346 /**********************************************************************
1347 * create_whole_window
1348 *
1349 * Create the whole X window for a given window
1350 */
1351 static void create_whole_window( struct x11drv_win_data *data )
1352 {
1353 int cx, cy, mask;
1354 XSetWindowAttributes attr;
1355 WCHAR text[1024];
1356 COLORREF key;
1357 BYTE alpha;
1358 DWORD layered_flags;
1359 HRGN win_rgn;
1360
1361 if (!data->managed && is_window_managed( data->hwnd, SWP_NOACTIVATE, &data->window_rect ))
1362 {
1363 TRACE( "making win %p/%lx managed\n", data->hwnd, data->whole_window );
1364 data->managed = TRUE;
1365 SetPropA( data->hwnd, managed_prop, (HANDLE)1 );
1366 }
1367
1368 if ((win_rgn = CreateRectRgn( 0, 0, 0, 0 )) && GetWindowRgn( data->hwnd, win_rgn ) == ERROR)
1369 {
1370 DeleteObject( win_rgn );
1371 win_rgn = 0;
1372 }
1373 data->shaped = (win_rgn != 0);
1374
1375 mask = get_window_attributes( data, &attr );
1376
1377 data->whole_rect = data->window_rect;
1378 X11DRV_window_to_X_rect( data, &data->whole_rect );
1379 if (!(cx = data->whole_rect.right - data->whole_rect.left)) cx = 1;
1380 else if (cx > 65535) cx = 65535;
1381 if (!(cy = data->whole_rect.bottom - data->whole_rect.top)) cy = 1;
1382 else if (cy > 65535) cy = 65535;
1383
1384 data->whole_window = XCreateWindow( data->display, root_window,
1385 data->whole_rect.left - virtual_screen_rect.left,
1386 data->whole_rect.top - virtual_screen_rect.top,
1387 cx, cy, 0, screen_depth, InputOutput,
1388 visual, mask, &attr );
1389 if (!data->whole_window) goto done;
1390
1391 set_initial_wm_hints( data->display, data->whole_window );
1392 set_wm_hints( data );
1393
1394 XSaveContext( data->display, data->whole_window, winContext, (char *)data->hwnd );
1395 SetPropA( data->hwnd, whole_window_prop, (HANDLE)data->whole_window );
1396
1397 /* set the window text */
1398 if (!InternalGetWindowText( data->hwnd, text, sizeof(text)/sizeof(WCHAR) )) text[0] = 0;
1399 sync_window_text( data->display, data->whole_window, text );
1400
1401 /* set the window region */
1402 if (win_rgn || IsRectEmpty( &data->window_rect )) sync_window_region( data, win_rgn );
1403
1404 /* set the window opacity */
1405 if (!GetLayeredWindowAttributes( data->hwnd, &key, &alpha, &layered_flags )) layered_flags = 0;
1406 sync_window_opacity( data->display, data->whole_window, key, alpha, layered_flags );
1407
1408 XFlush( data->display ); /* make sure the window exists before we start painting to it */
1409
1410 sync_window_cursor( data->whole_window );
1411
1412 done:
1413 if (win_rgn) DeleteObject( win_rgn );
1414 }
1415
1416
1417 /**********************************************************************
1418 * destroy_whole_window
1419 *
1420 * Destroy the whole X window for a given window.
1421 */
1422 static void destroy_whole_window( struct x11drv_win_data *data, BOOL already_destroyed )
1423 {
1424 if (!data->whole_window)
1425 {
1426 if (data->embedded)
1427 {
1428 Window xwin = (Window)GetPropA( data->hwnd, foreign_window_prop );
1429 if (xwin)
1430 {
1431 if (!already_destroyed) XSelectInput( data->display, xwin, 0 );
1432 XDeleteContext( data->display, xwin, winContext );
1433 RemovePropA( data->hwnd, foreign_window_prop );
1434 }
1435 }
1436 return;
1437 }
1438
1439
1440 TRACE( "win %p xwin %lx\n", data->hwnd, data->whole_window );
1441 XDeleteContext( data->display, data->whole_window, winContext );
1442 if (!already_destroyed) XDestroyWindow( data->display, data->whole_window );
1443 data->whole_window = 0;
1444 data->wm_state = WithdrawnState;
1445 data->net_wm_state = 0;
1446 data->mapped = FALSE;
1447 if (data->xic)
1448 {
1449 XUnsetICFocus( data->xic );
1450 XDestroyIC( data->xic );
1451 data->xic = 0;
1452 }
1453 /* Outlook stops processing messages after destroying a dialog, so we need an explicit flush */
1454 XFlush( data->display );
1455 if (data->surface) window_surface_release( data->surface );
1456 data->surface = NULL;
1457 RemovePropA( data->hwnd, whole_window_prop );
1458 }
1459
1460
1461 /*****************************************************************
1462 * SetWindowText (X11DRV.@)
1463 */
1464 void CDECL X11DRV_SetWindowText( HWND hwnd, LPCWSTR text )
1465 {
1466 Window win;
1467
1468 if ((win = X11DRV_get_whole_window( hwnd )) && win != DefaultRootWindow(gdi_display))
1469 {
1470 Display *display = thread_init_display();
1471 sync_window_text( display, win, text );
1472 }
1473 }
1474
1475
1476 /***********************************************************************
1477 * SetWindowStyle (X11DRV.@)
1478 *
1479 * Update the X state of a window to reflect a style change
1480 */
1481 void CDECL X11DRV_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
1482 {
1483 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1484 DWORD changed;
1485
1486 if (hwnd == GetDesktopWindow()) return;
1487 if (!data || !data->whole_window) return;
1488
1489 changed = style->styleNew ^ style->styleOld;
1490
1491 if (offset == GWL_STYLE && (changed & WS_DISABLED)) set_wm_hints( data );
1492
1493 if (offset == GWL_EXSTYLE && (changed & WS_EX_LAYERED)) /* changing WS_EX_LAYERED resets attributes */
1494 {
1495 sync_window_opacity( data->display, data->whole_window, 0, 0, 0 );
1496 if (data->surface) set_surface_color_key( data->surface, CLR_INVALID );
1497 }
1498 }
1499
1500
1501 /***********************************************************************
1502 * DestroyWindow (X11DRV.@)
1503 */
1504 void CDECL X11DRV_DestroyWindow( HWND hwnd )
1505 {
1506 struct x11drv_thread_data *thread_data = x11drv_thread_data();
1507 struct x11drv_win_data *data;
1508
1509 if (!(data = get_win_data( hwnd ))) return;
1510
1511 destroy_whole_window( data, FALSE );
1512 if (thread_data->last_focus == hwnd) thread_data->last_focus = 0;
1513 if (thread_data->last_xic_hwnd == hwnd) thread_data->last_xic_hwnd = 0;
1514 if (data->icon_pixmap) XFreePixmap( gdi_display, data->icon_pixmap );
1515 if (data->icon_mask) XFreePixmap( gdi_display, data->icon_mask );
1516 HeapFree( GetProcessHeap(), 0, data->icon_bits );
1517 XDeleteContext( gdi_display, (XID)hwnd, win_data_context );
1518 release_win_data( data );
1519 HeapFree( GetProcessHeap(), 0, data );
1520 destroy_gl_drawable( hwnd );
1521 }
1522
1523
1524 /***********************************************************************
1525 * X11DRV_DestroyNotify
1526 */
1527 void X11DRV_DestroyNotify( HWND hwnd, XEvent *event )
1528 {
1529 struct x11drv_win_data *data;
1530 BOOL embedded;
1531
1532 if (!(data = get_win_data( hwnd ))) return;
1533 embedded = data->embedded;
1534 if (!embedded) FIXME( "window %p/%lx destroyed from the outside\n", hwnd, data->whole_window );
1535
1536 destroy_whole_window( data, TRUE );
1537 release_win_data( data );
1538 if (embedded) SendMessageW( hwnd, WM_CLOSE, 0, 0 );
1539 }
1540
1541
1542 static struct x11drv_win_data *alloc_win_data( Display *display, HWND hwnd )
1543 {
1544 struct x11drv_win_data *data;
1545
1546 if ((data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data))))
1547 {
1548 data->display = display;
1549 data->hwnd = hwnd;
1550 EnterCriticalSection( &win_data_section );
1551 XSaveContext( gdi_display, (XID)hwnd, win_data_context, (char *)data );
1552 }
1553 return data;
1554 }
1555
1556
1557 /* initialize the desktop window id in the desktop manager process */
1558 static BOOL create_desktop_win_data( Display *display, HWND hwnd )
1559 {
1560 struct x11drv_win_data *data;
1561
1562 if (!(data = alloc_win_data( display, hwnd ))) return FALSE;
1563 data->whole_window = root_window;
1564 data->managed = TRUE;
1565 SetPropA( data->hwnd, managed_prop, (HANDLE)1 );
1566 SetPropA( data->hwnd, whole_window_prop, (HANDLE)root_window );
1567 set_initial_wm_hints( display, root_window );
1568 release_win_data( data );
1569 return TRUE;
1570 }
1571
1572 /**********************************************************************
1573 * CreateDesktopWindow (X11DRV.@)
1574 */
1575 BOOL CDECL X11DRV_CreateDesktopWindow( HWND hwnd )
1576 {
1577 unsigned int width, height;
1578
1579 /* retrieve the real size of the desktop */
1580 SERVER_START_REQ( get_window_rectangles )
1581 {
1582 req->handle = wine_server_user_handle( hwnd );
1583 req->relative = COORDS_CLIENT;
1584 wine_server_call( req );
1585 width = reply->window.right;
1586 height = reply->window.bottom;
1587 }
1588 SERVER_END_REQ;
1589
1590 if (!width && !height) /* not initialized yet */
1591 {
1592 SERVER_START_REQ( set_window_pos )
1593 {
1594 req->handle = wine_server_user_handle( hwnd );
1595 req->previous = 0;
1596 req->flags = SWP_NOZORDER;
1597 req->window.left = virtual_screen_rect.left;
1598 req->window.top = virtual_screen_rect.top;
1599 req->window.right = virtual_screen_rect.right;
1600 req->window.bottom = virtual_screen_rect.bottom;
1601 req->client = req->window;
1602 wine_server_call( req );
1603 }
1604 SERVER_END_REQ;
1605 }
1606 else
1607 {
1608 Window win = (Window)GetPropA( hwnd, whole_window_prop );
1609 if (win && win != root_window) X11DRV_init_desktop( win, width, height );
1610 }
1611 return TRUE;
1612 }
1613
1614
1615 /**********************************************************************
1616 * CreateWindow (X11DRV.@)
1617 */
1618 BOOL CDECL X11DRV_CreateWindow( HWND hwnd )
1619 {
1620 if (hwnd == GetDesktopWindow())
1621 {
1622 struct x11drv_thread_data *data = x11drv_init_thread_data();
1623 XSetWindowAttributes attr;
1624
1625 if (root_window != DefaultRootWindow( gdi_display ))
1626 {
1627 /* the desktop win data can't be created lazily */
1628 if (!create_desktop_win_data( data->display, hwnd )) return FALSE;
1629 }
1630
1631 /* create the cursor clipping window */
1632 attr.override_redirect = TRUE;
1633 attr.event_mask = StructureNotifyMask | FocusChangeMask;
1634 data->clip_window = XCreateWindow( data->display, root_window, 0, 0, 1, 1, 0, 0,
1635 InputOnly, visual, CWOverrideRedirect | CWEventMask, &attr );
1636 XFlush( data->display );
1637 SetPropA( hwnd, clip_window_prop, (HANDLE)data->clip_window );
1638 }
1639 return TRUE;
1640 }
1641
1642
1643 /***********************************************************************
1644 * get_win_data
1645 *
1646 * Lock and return the X11 data structure associated with a window.
1647 */
1648 struct x11drv_win_data *get_win_data( HWND hwnd )
1649 {
1650 char *data;
1651
1652 if (!hwnd) return NULL;
1653 EnterCriticalSection( &win_data_section );
1654 if (!XFindContext( gdi_display, (XID)hwnd, win_data_context, &data ))
1655 return (struct x11drv_win_data *)data;
1656 LeaveCriticalSection( &win_data_section );
1657 return NULL;
1658 }
1659
1660
1661 /***********************************************************************
1662 * release_win_data
1663 *
1664 * Release the data returned by get_win_data.
1665 */
1666 void release_win_data( struct x11drv_win_data *data )
1667 {
1668 if (data) LeaveCriticalSection( &win_data_section );
1669 }
1670
1671
1672 /***********************************************************************
1673 * X11DRV_get_win_data
1674 *
1675 * Return the X11 data structure associated with a window.
1676 */
1677 struct x11drv_win_data *X11DRV_get_win_data( HWND hwnd )
1678 {
1679 struct x11drv_win_data *data = get_win_data( hwnd );
1680
1681 if (data)
1682 {
1683 release_win_data( data );
1684 if (GetWindowThreadProcessId( hwnd, NULL ) != GetCurrentThreadId()) data = NULL;
1685 }
1686 return data;
1687 }
1688
1689
1690 /***********************************************************************
1691 * X11DRV_create_win_data
1692 *
1693 * Create an X11 data window structure for an existing window.
1694 */
1695 static struct x11drv_win_data *X11DRV_create_win_data( HWND hwnd, const RECT *window_rect,
1696 const RECT *client_rect )
1697 {
1698 Display *display;
1699 struct x11drv_win_data *data;
1700 HWND parent;
1701
1702 if (!(parent = GetAncestor( hwnd, GA_PARENT ))) return NULL; /* desktop */
1703
1704 /* don't create win data for HWND_MESSAGE windows */
1705 if (parent != GetDesktopWindow() && !GetAncestor( parent, GA_PARENT )) return NULL;
1706
1707 if (GetWindowThreadProcessId( hwnd, NULL ) != GetCurrentThreadId()) return NULL;
1708
1709 display = thread_init_display();
1710 init_clip_window(); /* make sure the clip window is initialized in this thread */
1711
1712 if (!(data = alloc_win_data( display, hwnd ))) return NULL;
1713
1714 data->whole_rect = data->window_rect = *window_rect;
1715 data->client_rect = *client_rect;
1716 if (parent == GetDesktopWindow())
1717 {
1718 create_whole_window( data );
1719 TRACE( "win %p/%lx window %s whole %s client %s\n",
1720 hwnd, data->whole_window, wine_dbgstr_rect( &data->window_rect ),
1721 wine_dbgstr_rect( &data->whole_rect ), wine_dbgstr_rect( &data->client_rect ));
1722 }
1723 return data;
1724 }
1725
1726
1727 /* window procedure for foreign windows */
1728 static LRESULT WINAPI foreign_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
1729 {
1730 switch(msg)
1731 {
1732 case WM_WINDOWPOSCHANGED:
1733 update_systray_balloon_position();
1734 break;
1735 case WM_PARENTNOTIFY:
1736 if (LOWORD(wparam) == WM_DESTROY)
1737 {
1738 TRACE( "%p: got parent notify destroy for win %lx\n", hwnd, lparam );
1739 PostMessageW( hwnd, WM_CLOSE, 0, 0 ); /* so that we come back here once the child is gone */
1740 }
1741 return 0;
1742 case WM_CLOSE:
1743 if (GetWindow( hwnd, GW_CHILD )) return 0; /* refuse to die if we still have children */
1744 break;
1745 }
1746 return DefWindowProcW( hwnd, msg, wparam, lparam );
1747 }
1748
1749
1750 /***********************************************************************
1751 * create_foreign_window
1752 *
1753 * Create a foreign window for the specified X window and its ancestors
1754 */
1755 HWND create_foreign_window( Display *display, Window xwin )
1756 {
1757 static const WCHAR classW[] = {'_','_','w','i','n','e','_','x','1','1','_','f','o','r','e','i','g','n','_','w','i','n','d','o','w',0};
1758 static BOOL class_registered;
1759 struct x11drv_win_data *data;
1760 HWND hwnd, parent;
1761 Window xparent, xroot;
1762 Window *xchildren;
1763 unsigned int nchildren;
1764 XWindowAttributes attr;
1765 DWORD style = WS_CLIPCHILDREN;
1766
1767 if (!class_registered)
1768 {
1769 WNDCLASSEXW class;
1770
1771 memset( &class, 0, sizeof(class) );
1772 class.cbSize = sizeof(class);
1773 class.lpfnWndProc = foreign_window_proc;
1774 class.lpszClassName = classW;
1775 if (!RegisterClassExW( &class ) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS)
1776 {
1777 ERR( "Could not register foreign window class\n" );
1778 return FALSE;
1779 }
1780 class_registered = TRUE;
1781 }
1782
1783 if (XFindContext( display, xwin, winContext, (char **)&hwnd )) hwnd = 0;
1784 if (hwnd) return hwnd; /* already created */
1785
1786 XSelectInput( display, xwin, StructureNotifyMask );
1787 if (!XGetWindowAttributes( display, xwin, &attr ) ||
1788 !XQueryTree( display, xwin, &xroot, &xparent, &xchildren, &nchildren ))
1789 {
1790 XSelectInput( display, xwin, 0 );
1791 return 0;
1792 }
1793 XFree( xchildren );
1794
1795 if (xparent == xroot)
1796 {
1797 parent = GetDesktopWindow();
1798 style |= WS_POPUP;
1799 attr.x += virtual_screen_rect.left;
1800 attr.y += virtual_screen_rect.top;
1801 }
1802 else
1803 {
1804 parent = create_foreign_window( display, xparent );
1805 style |= WS_CHILD;
1806 }
1807
1808 hwnd = CreateWindowW( classW, NULL, style, attr.x, attr.y, attr.width, attr.height,
1809 parent, 0, 0, NULL );
1810
1811 if (!(data = alloc_win_data( display, hwnd )))
1812 {
1813 DestroyWindow( hwnd );
1814 return 0;
1815 }
1816 SetRect( &data->window_rect, attr.x, attr.y, attr.x + attr.width, attr.y + attr.height );
1817 data->whole_rect = data->client_rect = data->window_rect;
1818 data->whole_window = 0;
1819 data->embedded = TRUE;
1820 data->mapped = TRUE;
1821
1822 SetPropA( hwnd, foreign_window_prop, (HANDLE)xwin );
1823 XSaveContext( display, xwin, winContext, (char *)data->hwnd );
1824
1825 ShowWindow( hwnd, SW_SHOW );
1826
1827 TRACE( "win %lx parent %p style %08x %s -> hwnd %p\n",
1828 xwin, parent, style, wine_dbgstr_rect(&data->window_rect), hwnd );
1829
1830 return hwnd;
1831 }
1832
1833
1834 /***********************************************************************
1835 * X11DRV_get_whole_window
1836 *
1837 * Return the X window associated with the full area of a window
1838 */
1839 Window X11DRV_get_whole_window( HWND hwnd )
1840 {
1841 struct x11drv_win_data *data = get_win_data( hwnd );
1842 Window ret;
1843
1844 if (!data)
1845 {
1846 if (hwnd == GetDesktopWindow()) return root_window;
1847 return (Window)GetPropA( hwnd, whole_window_prop );
1848 }
1849 ret = data->whole_window;
1850 release_win_data( data );
1851 return ret;
1852 }
1853
1854
1855 /***********************************************************************
1856 * X11DRV_get_ic
1857 *
1858 * Return the X input context associated with a window
1859 */
1860 XIC X11DRV_get_ic( HWND hwnd )
1861 {
1862 struct x11drv_win_data *data = get_win_data( hwnd );
1863 XIM xim;
1864 XIC ret = 0;
1865
1866 if (data)
1867 {
1868 x11drv_thread_data()->last_xic_hwnd = hwnd;
1869 ret = data->xic;
1870 if (!ret && (xim = x11drv_thread_data()->xim)) ret = X11DRV_CreateIC( xim, data );
1871 release_win_data( data );
1872 }
1873 return ret;
1874 }
1875
1876
1877 /***********************************************************************
1878 * X11DRV_GetDC (X11DRV.@)
1879 */
1880 void CDECL X11DRV_GetDC( HDC hdc, HWND hwnd, HWND top, const RECT *win_rect,
1881 const RECT *top_rect, DWORD flags )
1882 {
1883 struct x11drv_escape_set_drawable escape;
1884 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1885 HWND parent;
1886
1887 escape.code = X11DRV_SET_DRAWABLE;
1888 escape.hwnd = hwnd;
1889 escape.mode = IncludeInferiors;
1890 escape.fbconfig_id = 0;
1891
1892 escape.dc_rect.left = win_rect->left - top_rect->left;
1893 escape.dc_rect.top = win_rect->top - top_rect->top;
1894 escape.dc_rect.right = win_rect->right - top_rect->left;
1895 escape.dc_rect.bottom = win_rect->bottom - top_rect->top;
1896
1897 if (top == hwnd)
1898 {
1899 escape.drawable = data ? data->whole_window : X11DRV_get_whole_window( hwnd );
1900
1901 /* special case: when repainting the root window, clip out top-level windows */
1902 if (data && data->whole_window == root_window) escape.mode = ClipByChildren;
1903 }
1904 else
1905 {
1906 /* find the first ancestor that has a drawable */
1907 for (parent = hwnd; parent && parent != top; parent = GetAncestor( parent, GA_PARENT ))
1908 if ((escape.drawable = X11DRV_get_whole_window( parent ))) break;
1909
1910 if (escape.drawable)
1911 {
1912 POINT pt = { 0, 0 };
1913 MapWindowPoints( 0, parent, &pt, 1 );
1914 escape.dc_rect = *win_rect;
1915 OffsetRect( &escape.dc_rect, pt.x, pt.y );
1916 if (flags & DCX_CLIPCHILDREN) escape.mode = ClipByChildren;
1917 }
1918 else escape.drawable = X11DRV_get_whole_window( top );
1919 }
1920
1921 ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
1922 }
1923
1924
1925 /***********************************************************************
1926 * X11DRV_ReleaseDC (X11DRV.@)
1927 */
1928 void CDECL X11DRV_ReleaseDC( HWND hwnd, HDC hdc )
1929 {
1930 struct x11drv_escape_set_drawable escape;
1931
1932 escape.code = X11DRV_SET_DRAWABLE;
1933 escape.hwnd = GetDesktopWindow();
1934 escape.drawable = root_window;
1935 escape.mode = IncludeInferiors;
1936 SetRect( &escape.dc_rect, 0, 0, virtual_screen_rect.right - virtual_screen_rect.left,
1937 virtual_screen_rect.bottom - virtual_screen_rect.top );
1938 OffsetRect( &escape.dc_rect, -virtual_screen_rect.left, -virtual_screen_rect.top );
1939 escape.fbconfig_id = 0;
1940 ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
1941 }
1942
1943
1944 /***********************************************************************
1945 * SetCapture (X11DRV.@)
1946 */
1947 void CDECL X11DRV_SetCapture( HWND hwnd, UINT flags )
1948 {
1949 struct x11drv_thread_data *thread_data = x11drv_thread_data();
1950
1951 if (!thread_data) return;
1952 if (!(flags & (GUI_INMOVESIZE | GUI_INMENUMODE))) return;
1953
1954 if (hwnd)
1955 {
1956 Window grab_win = X11DRV_get_whole_window( GetAncestor( hwnd, GA_ROOT ) );
1957
1958 if (!grab_win) return;
1959 XFlush( gdi_display );
1960 XGrabPointer( thread_data->display, grab_win, False,
1961 PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
1962 GrabModeAsync, GrabModeAsync, None, None, CurrentTime );
1963 thread_data->grab_window = grab_win;
1964 }
1965 else /* release capture */
1966 {
1967 XFlush( gdi_display );
1968 XUngrabPointer( thread_data->display, CurrentTime );
1969 XFlush( thread_data->display );
1970 thread_data->grab_window = None;
1971 }
1972 }
1973
1974
1975 /*****************************************************************
1976 * SetParent (X11DRV.@)
1977 */
1978 void CDECL X11DRV_SetParent( HWND hwnd, HWND parent, HWND old_parent )
1979 {
1980 struct x11drv_win_data *data;
1981
1982 if (parent == old_parent) return;
1983 if (!(data = get_win_data( hwnd ))) return;
1984 if (data->embedded) goto done;
1985
1986 if (parent != GetDesktopWindow()) /* a child window */
1987 {
1988 if (old_parent == GetDesktopWindow())
1989 {
1990 /* destroy the old X windows */
1991 destroy_whole_window( data, FALSE );
1992 if (data->managed)
1993 {
1994 data->managed = FALSE;
1995 RemovePropA( data->hwnd, managed_prop );
1996 }
1997 }
1998 }
1999 else /* new top level window */
2000 {
2001 create_whole_window( data );
2002 }
2003 done:
2004 release_win_data( data );
2005 fetch_icon_data( hwnd, 0, 0 );
2006 }
2007
2008
2009 static inline RECT get_surface_rect( const RECT *visible_rect )
2010 {
2011 RECT rect;
2012
2013 IntersectRect( &rect, visible_rect, &virtual_screen_rect );
2014 OffsetRect( &rect, -visible_rect->left, -visible_rect->top );
2015 rect.left &= ~31;
2016 rect.top &= ~31;
2017 rect.right = max( rect.left + 32, (rect.right + 31) & ~31 );
2018 rect.bottom = max( rect.top + 32, (rect.bottom + 31) & ~31 );
2019 return rect;
2020 }
2021
2022
2023 /***********************************************************************
2024 * WindowPosChanging (X11DRV.@)
2025 */
2026 void CDECL X11DRV_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
2027 const RECT *window_rect, const RECT *client_rect, RECT *visible_rect,
2028 struct window_surface **surface )
2029 {
2030 struct x11drv_win_data *data = get_win_data( hwnd );
2031 RECT surface_rect;
2032 XVisualInfo vis;
2033 DWORD flags;
2034 COLORREF key;
2035 BOOL layered = GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED;
2036
2037 if (!data && !(data = X11DRV_create_win_data( hwnd, window_rect, client_rect ))) return;
2038
2039 /* check if we need to switch the window to managed */
2040 if (!data->managed && data->whole_window && is_window_managed( hwnd, swp_flags, window_rect ))
2041 {
2042 TRACE( "making win %p/%lx managed\n", hwnd, data->whole_window );
2043 release_win_data( data );
2044 unmap_window( hwnd );
2045 if (!(data = get_win_data( hwnd ))) return;
2046 data->managed = TRUE;
2047 SetPropA( hwnd, managed_prop, (HANDLE)1 );
2048 }
2049
2050 *visible_rect = *window_rect;
2051 X11DRV_window_to_X_rect( data, visible_rect );
2052
2053 /* create the window surface if necessary */
2054 if (!data->whole_window) goto done;
2055 if (data->embedded) goto done;
2056 if (swp_flags & SWP_HIDEWINDOW) goto done;
2057 if (data->whole_window == root_window) goto done;
2058 if (has_gl_drawable( hwnd )) goto done;
2059 if (!client_side_graphics && !layered) goto done;
2060
2061 surface_rect = get_surface_rect( visible_rect );
2062 if (data->surface)
2063 {
2064 if (!memcmp( &data->surface->rect, &surface_rect, sizeof(surface_rect) ))
2065 {
2066 /* existing surface is good enough */
2067 window_surface_add_ref( data->surface );
2068 *surface = data->surface;
2069 goto done;
2070 }
2071 }
2072 else if (!(swp_flags & SWP_SHOWWINDOW) && !(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) goto done;
2073
2074 memset( &vis, 0, sizeof(vis) );
2075 vis.visual = visual;
2076 vis.visualid = visual->visualid;
2077 vis.depth = screen_depth;
2078 vis.red_mask = visual->red_mask;
2079 vis.green_mask = visual->green_mask;
2080 vis.blue_mask = visual->blue_mask;
2081 if (!layered || !GetLayeredWindowAttributes( hwnd, &key, NULL, &flags ) || !(flags & LWA_COLORKEY))
2082 key = CLR_INVALID;
2083
2084 *surface = create_surface( data->whole_window, &vis, &surface_rect, key );
2085
2086 done:
2087 release_win_data( data );
2088 }
2089
2090
2091 /***********************************************************************
2092 * WindowPosChanged (X11DRV.@)
2093 */
2094 void CDECL X11DRV_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
2095 const RECT *rectWindow, const RECT *rectClient,
2096 const RECT *visible_rect, const RECT *valid_rects,
2097 struct window_surface *surface )
2098 {
2099 struct x11drv_thread_data *thread_data;
2100 struct x11drv_win_data *data;
2101 DWORD new_style = GetWindowLongW( hwnd, GWL_STYLE );
2102 RECT old_window_rect, old_whole_rect, old_client_rect;
2103 int event_type;
2104
2105 if (!(data = get_win_data( hwnd ))) return;
2106
2107 thread_data = x11drv_thread_data();
2108
2109 old_window_rect = data->window_rect;
2110 old_whole_rect = data->whole_rect;
2111 old_client_rect = data->client_rect;
2112 data->window_rect = *rectWindow;
2113 data->whole_rect = *visible_rect;
2114 data->client_rect = *rectClient;
2115 if (surface) window_surface_add_ref( surface );
2116 if (data->surface) window_surface_release( data->surface );
2117 data->surface = surface;
2118
2119 TRACE( "win %p window %s client %s style %08x flags %08x\n",
2120 hwnd, wine_dbgstr_rect(rectWindow), wine_dbgstr_rect(rectClient), new_style, swp_flags );
2121
2122 if (!IsRectEmpty( &valid_rects[0] ))
2123 {
2124 Window window = data->whole_window;
2125 int x_offset = old_whole_rect.left - data->whole_rect.left;
2126 int y_offset = old_whole_rect.top - data->whole_rect.top;
2127
2128 /* if all that happened is that the whole window moved, copy everything */
2129 if (!(swp_flags & SWP_FRAMECHANGED) &&
2130 old_whole_rect.right - data->whole_rect.right == x_offset &&
2131 old_whole_rect.bottom - data->whole_rect.bottom == y_offset &&
2132 old_client_rect.left - data->client_rect.left == x_offset &&
2133 old_client_rect.right - data->client_rect.right == x_offset &&
2134 old_client_rect.top - data->client_rect.top == y_offset &&
2135 old_client_rect.bottom - data->client_rect.bottom == y_offset &&
2136 !memcmp( &valid_rects[0], &data->client_rect, sizeof(RECT) ))
2137 {
2138 /* if we have an X window the bits will be moved by the X server */
2139 if (!window && (x_offset != 0 || y_offset != 0))
2140 {
2141 release_win_data( data );
2142 move_window_bits( hwnd, window, &old_whole_rect, visible_rect,
2143 &old_client_rect, rectClient, rectWindow );
2144 if (!(data = get_win_data( hwnd ))) return;
2145 }
2146 }
2147 else
2148 {
2149 release_win_data( data );
2150 move_window_bits( hwnd, window, &valid_rects[1], &valid_rects[0],
2151 &old_client_rect, rectClient, rectWindow );
2152 if (!(data = get_win_data( hwnd ))) return;
2153 }
2154 }
2155
2156 XFlush( gdi_display ); /* make sure painting is done before we move the window */
2157
2158 sync_gl_drawable( data->hwnd, visible_rect, rectClient );
2159
2160 if (!data->whole_window) goto done;
2161
2162 /* check if we are currently processing an event relevant to this window */
2163 event_type = 0;
2164 if (thread_data &&
2165 thread_data->current_event &&
2166 thread_data->current_event->xany.window == data->whole_window)
2167 {
2168 event_type = thread_data->current_event->type;
2169 if (event_type != ConfigureNotify && event_type != PropertyNotify &&
2170 event_type != GravityNotify && event_type != ReparentNotify)
2171 event_type = 0; /* ignore other events */
2172 }
2173
2174 if (data->mapped && event_type != ReparentNotify)
2175 {
2176 if (((swp_flags & SWP_HIDEWINDOW) && !(new_style & WS_VISIBLE)) ||
2177 (!event_type &&
2178 !is_window_rect_mapped( rectWindow ) && is_window_rect_mapped( &old_window_rect )))
2179 {
2180 release_win_data( data );
2181 unmap_window( hwnd );
2182 if (is_window_rect_fullscreen( &old_window_rect )) reset_clipping_window();
2183 if (!(data = get_win_data( hwnd ))) return;
2184 }
2185 }
2186
2187 /* don't change position if we are about to minimize or maximize a managed window */
2188 if (!event_type &&
2189 !(data->managed && (swp_flags & SWP_STATECHANGED) && (new_style & (WS_MINIMIZE|WS_MAXIMIZE))))
2190 sync_window_position( data, swp_flags, &old_window_rect, &old_whole_rect, &old_client_rect );
2191
2192 if ((new_style & WS_VISIBLE) &&
2193 ((new_style & WS_MINIMIZE) || is_window_rect_mapped( rectWindow )))
2194 {
2195 if (!data->mapped)
2196 {
2197 BOOL needs_icon = !data->icon_pixmap;
2198
2199 release_win_data( data );
2200 if (needs_icon) fetch_icon_data( hwnd, 0, 0 );
2201 map_window( hwnd, new_style );
2202 return;
2203 }
2204 else if ((swp_flags & SWP_STATECHANGED) && (!data->iconic != !(new_style & WS_MINIMIZE)))
2205 {
2206 set_wm_hints( data );
2207 data->iconic = (new_style & WS_MINIMIZE) != 0;
2208 TRACE( "changing win %p iconic state to %u\n", data->hwnd, data->iconic );
2209 if (data->iconic)
2210 XIconifyWindow( data->display, data->whole_window, DefaultScreen(data->display) );
2211 else if (is_window_rect_mapped( rectWindow ))
2212 XMapWindow( data->display, data->whole_window );
2213 update_net_wm_states( data );
2214 }
2215 else
2216 {
2217 if (swp_flags & (SWP_FRAMECHANGED|SWP_STATECHANGED)) set_wm_hints( data );
2218 if (!event_type) update_net_wm_states( data );
2219 }
2220 }
2221
2222 XFlush( data->display ); /* make sure changes are done before we start painting again */
2223 done:
2224 release_win_data( data );
2225 }
2226
2227
2228 /***********************************************************************
2229 * ShowWindow (X11DRV.@)
2230 */
2231 UINT CDECL X11DRV_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
2232 {
2233 int x, y;
2234 unsigned int width, height, border, depth;
2235 Window root, top;
2236 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
2237 struct x11drv_thread_data *thread_data = x11drv_thread_data();
2238 struct x11drv_win_data *data = get_win_data( hwnd );
2239
2240 if (!data || !data->whole_window || !data->managed || !data->mapped || data->iconic) goto done;
2241 if (style & WS_MINIMIZE) goto done;
2242 if (IsRectEmpty( rect )) goto done;
2243
2244 /* only fetch the new rectangle if the ShowWindow was a result of a window manager event */
2245
2246 if (!thread_data->current_event || thread_data->current_event->xany.window != data->whole_window)
2247 goto done;
2248
2249 if (thread_data->current_event->type != ConfigureNotify &&
2250 thread_data->current_event->type != PropertyNotify)
2251 goto done;
2252
2253 TRACE( "win %p/%lx cmd %d at %s flags %08x\n",
2254 hwnd, data->whole_window, cmd, wine_dbgstr_rect(rect), swp );
2255
2256 XGetGeometry( thread_data->display, data->whole_window,
2257 &root, &x, &y, &width, &height, &border, &depth );
2258 XTranslateCoordinates( thread_data->display, data->whole_window, root, 0, 0, &x, &y, &top );
2259 rect->left = x;
2260 rect->top = y;
2261 rect->right = x + width;
2262 rect->bottom = y + height;
2263 OffsetRect( rect, virtual_screen_rect.left, virtual_screen_rect.top );
2264 X11DRV_X_to_window_rect( data, rect );
2265 swp &= ~(SWP_NOMOVE | SWP_NOCLIENTMOVE | SWP_NOSIZE | SWP_NOCLIENTSIZE);
2266
2267 done:
2268 release_win_data( data );
2269 return swp;
2270 }
2271
2272
2273 /**********************************************************************
2274 * SetWindowIcon (X11DRV.@)
2275 *
2276 * hIcon or hIconSm has changed (or is being initialised for the
2277 * first time). Complete the X11 driver-specific initialisation
2278 * and set the window hints.
2279 */
2280 void CDECL X11DRV_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
2281 {
2282 struct x11drv_win_data *data;
2283
2284 if (!(data = get_win_data( hwnd ))) return;
2285 if (!data->whole_window) goto done;
2286 release_win_data( data ); /* release the lock, fetching the icon requires sending messages */
2287
2288 if (type == ICON_BIG) fetch_icon_data( hwnd, icon, 0 );
2289 else fetch_icon_data( hwnd, 0, icon );
2290
2291 if (!(data = get_win_data( hwnd ))) return;
2292 set_wm_hints( data );
2293 done:
2294 release_win_data( data );
2295 }
2296
2297
2298 /***********************************************************************
2299 * SetWindowRgn (X11DRV.@)
2300 *
2301 * Assign specified region to window (for non-rectangular windows)
2302 */
2303 int CDECL X11DRV_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
2304 {
2305 struct x11drv_win_data *data;
2306
2307 if ((data = get_win_data( hwnd )))
2308 {
2309 sync_window_region( data, hrgn );
2310 release_win_data( data );
2311 }
2312 else if (X11DRV_get_whole_window( hwnd ))
2313 {
2314 SendMessageW( hwnd, WM_X11DRV_SET_WIN_REGION, 0, 0 );
2315 }
2316 return TRUE;
2317 }
2318
2319
2320 /***********************************************************************
2321 * SetLayeredWindowAttributes (X11DRV.@)
2322 *
2323 * Set transparency attributes for a layered window.
2324 */
2325 void CDECL X11DRV_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
2326 {
2327 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
2328
2329 if (data)
2330 {
2331 if (data->whole_window)
2332 sync_window_opacity( data->display, data->whole_window, key, alpha, flags );
2333 if (data->surface)
2334 set_surface_color_key( data->surface, (flags & LWA_COLORKEY) ? key : CLR_INVALID );
2335 }
2336 else
2337 {
2338 Window win = X11DRV_get_whole_window( hwnd );
2339 if (win)
2340 {
2341 sync_window_opacity( gdi_display, win, key, alpha, flags );
2342 if (flags & LWA_COLORKEY)
2343 FIXME( "LWA_COLORKEY not supported on foreign thread window %p\n", hwnd );
2344 }
2345 }
2346 }
2347
2348
2349 /**********************************************************************
2350 * X11DRV_WindowMessage (X11DRV.@)
2351 */
2352 LRESULT CDECL X11DRV_WindowMessage( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp )
2353 {
2354 struct x11drv_win_data *data;
2355
2356 switch(msg)
2357 {
2358 case WM_X11DRV_ACQUIRE_SELECTION:
2359 return X11DRV_AcquireClipboard( hwnd );
2360 case WM_X11DRV_SET_WIN_FORMAT:
2361 return set_win_format( hwnd, (XID)wp );
2362 case WM_X11DRV_SET_WIN_REGION:
2363 if ((data = get_win_data( hwnd )))
2364 {
2365 sync_window_region( data, (HRGN)1 );
2366 release_win_data( data );
2367 }
2368 return 0;
2369 case WM_X11DRV_RESIZE_DESKTOP:
2370 X11DRV_resize_desktop( LOWORD(lp), HIWORD(lp) );
2371 return 0;
2372 case WM_X11DRV_SET_CURSOR:
2373 if ((data = X11DRV_get_win_data( hwnd )) && data->whole_window)
2374 set_window_cursor( data->whole_window, (HCURSOR)lp );
2375 else if (hwnd == x11drv_thread_data()->clip_hwnd)
2376 set_window_cursor( x11drv_thread_data()->clip_window, (HCURSOR)lp );
2377 return 0;
2378 case WM_X11DRV_CLIP_CURSOR:
2379 return clip_cursor_notify( hwnd, (HWND)lp );
2380 default:
2381 FIXME( "got window msg %x hwnd %p wp %lx lp %lx\n", msg, hwnd, wp, lp );
2382 return 0;
2383 }
2384 }
2385
2386
2387 /***********************************************************************
2388 * is_netwm_supported
2389 */
2390 static BOOL is_netwm_supported( Display *display, Atom atom )
2391 {
2392 static Atom *net_supported;
2393 static int net_supported_count = -1;
2394 int i;
2395
2396 if (net_supported_count == -1)
2397 {
2398 Atom type;
2399 int format;
2400 unsigned long count, remaining;
2401
2402 if (!XGetWindowProperty( display, DefaultRootWindow(display), x11drv_atom(_NET_SUPPORTED), 0,
2403 ~0UL, False, XA_ATOM, &type, &format, &count,
2404 &remaining, (unsigned char **)&net_supported ))
2405 net_supported_count = get_property_size( format, count ) / sizeof(Atom);
2406 else
2407 net_supported_count = 0;
2408 }
2409
2410 for (i = 0; i < net_supported_count; i++)
2411 if (net_supported[i] == atom) return TRUE;
2412 return FALSE;
2413 }
2414
2415
2416 /***********************************************************************
2417 * SysCommand (X11DRV.@)
2418 *
2419 * Perform WM_SYSCOMMAND handling.
2420 */
2421 LRESULT CDECL X11DRV_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
2422 {
2423 WPARAM hittest = wparam & 0x0f;
2424 int dir;
2425 struct x11drv_win_data *data;
2426
2427 if (!(data = get_win_data( hwnd ))) return -1;
2428 if (!data->whole_window || !data->managed || !data->mapped) goto failed;
2429
2430 switch (wparam & 0xfff0)
2431 {
2432 case SC_MOVE:
2433 if (!hittest) dir = _NET_WM_MOVERESIZE_MOVE_KEYBOARD;
2434 else dir = _NET_WM_MOVERESIZE_MOVE;
2435 break;
2436 case SC_SIZE:
2437 /* windows without WS_THICKFRAME are not resizable through the window manager */
2438 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_THICKFRAME)) goto failed;
2439
2440 switch (hittest)
2441 {
2442 case WMSZ_LEFT: dir = _NET_WM_MOVERESIZE_SIZE_LEFT; break;
2443 case WMSZ_RIGHT: dir = _NET_WM_MOVERESIZE_SIZE_RIGHT; break;
2444 case WMSZ_TOP: dir = _NET_WM_MOVERESIZE_SIZE_TOP; break;
2445 case WMSZ_TOPLEFT: dir = _NET_WM_MOVERESIZE_SIZE_TOPLEFT; break;
2446 case WMSZ_TOPRIGHT: dir = _NET_WM_MOVERESIZE_SIZE_TOPRIGHT; break;
2447 case WMSZ_BOTTOM: dir = _NET_WM_MOVERESIZE_SIZE_BOTTOM; break;
2448 case WMSZ_BOTTOMLEFT: dir = _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT; break;
2449 case WMSZ_BOTTOMRIGHT: dir = _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT; break;
2450 default: dir = _NET_WM_MOVERESIZE_SIZE_KEYBOARD; break;
2451 }
2452 break;
2453
2454 case SC_KEYMENU:
2455 /* prevent a simple ALT press+release from activating the system menu,
2456 * as that can get confusing on managed windows */
2457 if ((WCHAR)lparam) goto failed; /* got an explicit char */
2458 if (GetMenu( hwnd )) goto failed; /* window has a real menu */
2459 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_SYSMENU)) goto failed; /* no system menu */
2460 TRACE( "ignoring SC_KEYMENU wp %lx lp %lx\n", wparam, lparam );
2461 release_win_data( data );
2462 return 0;
2463
2464 default:
2465 goto failed;
2466 }
2467
2468 if (IsZoomed(hwnd)) goto failed;
2469
2470 if (!is_netwm_supported( data->display, x11drv_atom(_NET_WM_MOVERESIZE) ))
2471 {
2472 TRACE( "_NET_WM_MOVERESIZE not supported\n" );
2473 goto failed;
2474 }
2475
2476 release_win_data( data );
2477 move_resize_window( hwnd, dir );
2478 return 0;
2479
2480 failed:
2481 release_win_data( data );
2482 return -1;
2483 }
Windows API implementation