2 * Window position related functions.
4 * Copyright 1993, 1994, 1995, 2001 Alexandre Julliard
5 * Copyright 1995, 1996, 1999 Alex Korobka
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 #include <X11/Xutil.h>
33 #include "wine/wingdi16.h"
37 #include "wine/server.h"
38 #include "wine/debug.h"
40 WINE_DEFAULT_DEBUG_CHANNEL(x11drv
);
42 #define SWP_AGG_NOPOSCHANGE \
43 (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
45 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
46 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
47 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
48 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
49 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
50 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
51 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
52 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
53 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
54 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
55 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
57 #define _NET_WM_STATE_REMOVE 0
58 #define _NET_WM_STATE_ADD 1
59 #define _NET_WM_STATE_TOGGLE 2
61 static const char managed_prop
[] = "__wine_x11_managed";
63 /***********************************************************************
66 void X11DRV_Expose( HWND hwnd
, XEvent
*xev
)
68 XExposeEvent
*event
= &xev
->xexpose
;
70 struct x11drv_win_data
*data
;
71 int flags
= RDW_INVALIDATE
| RDW_ERASE
;
73 TRACE( "win %p (%lx) %d,%d %dx%d\n",
74 hwnd
, event
->window
, event
->x
, event
->y
, event
->width
, event
->height
);
76 if (!(data
= X11DRV_get_win_data( hwnd
))) return;
78 if (event
->window
== data
->whole_window
)
80 rect
.left
= data
->whole_rect
.left
+ event
->x
;
81 rect
.top
= data
->whole_rect
.top
+ event
->y
;
86 rect
.left
= data
->client_rect
.left
+ event
->x
;
87 rect
.top
= data
->client_rect
.top
+ event
->y
;
89 rect
.right
= rect
.left
+ event
->width
;
90 rect
.bottom
= rect
.top
+ event
->height
;
92 if (event
->window
!= root_window
)
94 SERVER_START_REQ( update_window_zorder
)
97 req
->rect
.left
= rect
.left
;
98 req
->rect
.top
= rect
.top
;
99 req
->rect
.right
= rect
.right
;
100 req
->rect
.bottom
= rect
.bottom
;
101 wine_server_call( req
);
105 /* make position relative to client area instead of parent */
106 OffsetRect( &rect
, -data
->client_rect
.left
, -data
->client_rect
.top
);
107 flags
|= RDW_ALLCHILDREN
;
110 RedrawWindow( hwnd
, &rect
, 0, flags
);
113 /***********************************************************************
114 * SetWindowStyle (X11DRV.@)
116 * Update the X state of a window to reflect a style change
118 void X11DRV_SetWindowStyle( HWND hwnd
, DWORD old_style
)
120 Display
*display
= thread_display();
121 struct x11drv_win_data
*data
;
122 DWORD new_style
, changed
;
124 if (hwnd
== GetDesktopWindow()) return;
125 new_style
= GetWindowLongW( hwnd
, GWL_STYLE
);
126 changed
= new_style
^ old_style
;
128 if ((changed
& WS_VISIBLE
) && (new_style
& WS_VISIBLE
))
130 /* we don't unmap windows, that causes trouble with the window manager */
131 if (!(data
= X11DRV_get_win_data( hwnd
)) &&
132 !(data
= X11DRV_create_win_data( hwnd
))) return;
134 if (data
->whole_window
&& X11DRV_is_window_rect_mapped( &data
->window_rect
))
136 X11DRV_set_wm_hints( display
, data
);
139 TRACE( "mapping win %p/%lx\n", hwnd
, data
->whole_window
);
140 wait_for_withdrawn_state( display
, data
, TRUE
);
141 X11DRV_sync_window_style( display
, data
);
143 XMapWindow( display
, data
->whole_window
);
146 data
->iconic
= (new_style
& WS_MINIMIZE
) != 0;
151 if (changed
& WS_DISABLED
)
153 data
= X11DRV_get_win_data( hwnd
);
154 if (data
&& data
->wm_hints
)
157 data
->wm_hints
->input
= !(new_style
& WS_DISABLED
);
158 XSetWMHints( display
, data
->whole_window
, data
->wm_hints
);
165 /***********************************************************************
166 * update_net_wm_states
168 static void update_net_wm_states( Display
*display
, struct x11drv_win_data
*data
)
170 static const unsigned int state_atoms
[NB_NET_WM_STATES
] =
172 XATOM__NET_WM_STATE_FULLSCREEN
,
173 XATOM__NET_WM_STATE_ABOVE
,
174 XATOM__NET_WM_STATE_MAXIMIZED_VERT
,
175 XATOM__NET_WM_STATE_SKIP_PAGER
,
176 XATOM__NET_WM_STATE_SKIP_TASKBAR
179 DWORD i
, style
, ex_style
, new_state
= 0;
182 if (!data
->managed
) return;
183 if (!data
->mapped
) return;
185 style
= GetWindowLongW( data
->hwnd
, GWL_STYLE
);
186 if (data
->whole_rect
.left
<= 0 && data
->whole_rect
.right
>= screen_width
&&
187 data
->whole_rect
.top
<= 0 && data
->whole_rect
.bottom
>= screen_height
)
189 if ((style
& WS_MAXIMIZE
) && (style
& WS_CAPTION
) == WS_CAPTION
)
190 new_state
|= (1 << NET_WM_STATE_MAXIMIZED
);
192 new_state
|= (1 << NET_WM_STATE_FULLSCREEN
);
194 else if (style
& WS_MAXIMIZE
)
195 new_state
|= (1 << NET_WM_STATE_MAXIMIZED
);
197 ex_style
= GetWindowLongW( data
->hwnd
, GWL_EXSTYLE
);
198 if (ex_style
& WS_EX_TOPMOST
)
199 new_state
|= (1 << NET_WM_STATE_ABOVE
);
200 if (ex_style
& WS_EX_TOOLWINDOW
)
201 new_state
|= (1 << NET_WM_STATE_SKIP_TASKBAR
) | (1 << NET_WM_STATE_SKIP_PAGER
);
203 xev
.xclient
.type
= ClientMessage
;
204 xev
.xclient
.window
= data
->whole_window
;
205 xev
.xclient
.message_type
= x11drv_atom(_NET_WM_STATE
);
206 xev
.xclient
.serial
= 0;
207 xev
.xclient
.display
= display
;
208 xev
.xclient
.send_event
= True
;
209 xev
.xclient
.format
= 32;
210 xev
.xclient
.data
.l
[3] = 1;
212 for (i
= 0; i
< NB_NET_WM_STATES
; i
++)
214 if (!((data
->net_wm_state
^ new_state
) & (1 << i
))) continue; /* unchanged */
216 TRACE( "setting wm state %u for window %p/%lx to %u prev %u\n",
217 i
, data
->hwnd
, data
->whole_window
,
218 (new_state
& (1 << i
)) != 0, (data
->net_wm_state
& (1 << i
)) != 0 );
220 xev
.xclient
.data
.l
[0] = (new_state
& (1 << i
)) ? _NET_WM_STATE_ADD
: _NET_WM_STATE_REMOVE
;
221 xev
.xclient
.data
.l
[1] = X11DRV_Atoms
[state_atoms
[i
] - FIRST_XATOM
];
222 xev
.xclient
.data
.l
[2] = ((state_atoms
[i
] == XATOM__NET_WM_STATE_MAXIMIZED_VERT
) ?
223 x11drv_atom(_NET_WM_STATE_MAXIMIZED_HORZ
) : 0);
225 XSendEvent( display
, root_window
, False
, SubstructureRedirectMask
| SubstructureNotifyMask
, &xev
);
228 data
->net_wm_state
= new_state
;
232 /***********************************************************************
235 * Move the window bits when a window is moved.
237 static void move_window_bits( struct x11drv_win_data
*data
, const RECT
*old_rect
, const RECT
*new_rect
,
238 const RECT
*old_client_rect
)
240 RECT src_rect
= *old_rect
;
241 RECT dst_rect
= *new_rect
;
242 HDC hdc_src
, hdc_dst
;
247 if (!data
->whole_window
)
249 OffsetRect( &dst_rect
, -data
->window_rect
.left
, -data
->window_rect
.top
);
250 parent
= GetAncestor( data
->hwnd
, GA_PARENT
);
251 hdc_src
= GetDCEx( parent
, 0, DCX_CACHE
);
252 hdc_dst
= GetDCEx( data
->hwnd
, 0, DCX_CACHE
| DCX_WINDOW
);
256 OffsetRect( &dst_rect
, -data
->client_rect
.left
, -data
->client_rect
.top
);
257 /* make src rect relative to the old position of the window */
258 OffsetRect( &src_rect
, -old_client_rect
->left
, -old_client_rect
->top
);
259 if (dst_rect
.left
== src_rect
.left
&& dst_rect
.top
== src_rect
.top
) return;
260 hdc_src
= hdc_dst
= GetDCEx( data
->hwnd
, 0, DCX_CACHE
);
263 code
= X11DRV_START_EXPOSURES
;
264 ExtEscape( hdc_dst
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, 0, NULL
);
266 TRACE( "copying bits for win %p/%lx/%lx %s -> %s\n",
267 data
->hwnd
, data
->whole_window
, data
->client_window
,
268 wine_dbgstr_rect(&src_rect
), wine_dbgstr_rect(&dst_rect
) );
269 BitBlt( hdc_dst
, dst_rect
.left
, dst_rect
.top
,
270 dst_rect
.right
- dst_rect
.left
, dst_rect
.bottom
- dst_rect
.top
,
271 hdc_src
, src_rect
.left
, src_rect
.top
, SRCCOPY
);
273 code
= X11DRV_END_EXPOSURES
;
274 ExtEscape( hdc_dst
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, sizeof(rgn
), (LPSTR
)&rgn
);
276 ReleaseDC( data
->hwnd
, hdc_dst
);
277 if (hdc_src
!= hdc_dst
) ReleaseDC( parent
, hdc_src
);
281 if (!data
->whole_window
)
283 /* map region to client rect since we are using DCX_WINDOW */
284 OffsetRgn( rgn
, data
->window_rect
.left
- data
->client_rect
.left
,
285 data
->window_rect
.top
- data
->client_rect
.top
);
286 RedrawWindow( data
->hwnd
, NULL
, rgn
,
287 RDW_INVALIDATE
| RDW_FRAME
| RDW_ERASE
| RDW_ALLCHILDREN
);
289 else RedrawWindow( data
->hwnd
, NULL
, rgn
, RDW_INVALIDATE
| RDW_ERASE
| RDW_ALLCHILDREN
);
294 /***********************************************************************
295 * SetWindowPos (X11DRV.@)
297 void X11DRV_SetWindowPos( HWND hwnd
, HWND insert_after
, UINT swp_flags
,
298 const RECT
*rectWindow
, const RECT
*rectClient
,
299 const RECT
*visible_rect
, const RECT
*valid_rects
)
301 Display
*display
= thread_display();
302 struct x11drv_win_data
*data
= X11DRV_get_win_data( hwnd
);
303 DWORD new_style
= GetWindowLongW( hwnd
, GWL_STYLE
);
304 RECT old_window_rect
, old_whole_rect
, old_client_rect
;
308 /* create the win data if the window is being made visible */
309 if (!(new_style
& WS_VISIBLE
)) return;
310 if (!(data
= X11DRV_create_win_data( hwnd
))) return;
313 /* check if we need to switch the window to managed */
314 if (!data
->managed
&& data
->whole_window
&& is_window_managed( hwnd
, swp_flags
, rectWindow
))
316 TRACE( "making win %p/%lx managed\n", hwnd
, data
->whole_window
);
317 data
->managed
= TRUE
;
318 SetPropA( hwnd
, managed_prop
, (HANDLE
)1 );
322 XUnmapWindow( display
, data
->whole_window
);
324 data
->mapped
= FALSE
;
328 old_window_rect
= data
->window_rect
;
329 old_whole_rect
= data
->whole_rect
;
330 old_client_rect
= data
->client_rect
;
331 data
->window_rect
= *rectWindow
;
332 data
->whole_rect
= *rectWindow
;
333 data
->client_rect
= *rectClient
;
334 X11DRV_window_to_X_rect( data
, &data
->whole_rect
);
335 if (memcmp( visible_rect
, &data
->whole_rect
, sizeof(RECT
) ))
337 TRACE( "%p: need to update visible rect %s -> %s\n", hwnd
,
338 wine_dbgstr_rect(visible_rect
), wine_dbgstr_rect(&data
->whole_rect
) );
339 SERVER_START_REQ( set_window_visible_rect
)
342 req
->flags
= swp_flags
;
343 req
->visible
.left
= data
->whole_rect
.left
;
344 req
->visible
.top
= data
->whole_rect
.top
;
345 req
->visible
.right
= data
->whole_rect
.right
;
346 req
->visible
.bottom
= data
->whole_rect
.bottom
;
347 wine_server_call( req
);
352 TRACE( "win %p window %s client %s style %08x flags %08x\n",
353 hwnd
, wine_dbgstr_rect(rectWindow
), wine_dbgstr_rect(rectClient
), new_style
, swp_flags
);
355 if (!IsRectEmpty( &valid_rects
[0] ))
357 int x_offset
= old_whole_rect
.left
- data
->whole_rect
.left
;
358 int y_offset
= old_whole_rect
.top
- data
->whole_rect
.top
;
360 /* if all that happened is that the whole window moved, copy everything */
361 if (!(swp_flags
& SWP_FRAMECHANGED
) &&
362 old_whole_rect
.right
- data
->whole_rect
.right
== x_offset
&&
363 old_whole_rect
.bottom
- data
->whole_rect
.bottom
== y_offset
&&
364 old_client_rect
.left
- data
->client_rect
.left
== x_offset
&&
365 old_client_rect
.right
- data
->client_rect
.right
== x_offset
&&
366 old_client_rect
.top
- data
->client_rect
.top
== y_offset
&&
367 old_client_rect
.bottom
- data
->client_rect
.bottom
== y_offset
&&
368 !memcmp( &valid_rects
[0], &data
->client_rect
, sizeof(RECT
) ))
370 /* if we have an X window the bits will be moved by the X server */
371 if (!data
->whole_window
)
372 move_window_bits( data
, &old_whole_rect
, &data
->whole_rect
, &old_client_rect
);
375 move_window_bits( data
, &valid_rects
[1], &valid_rects
[0], &old_client_rect
);
378 X11DRV_sync_client_position( display
, data
, swp_flags
, &old_client_rect
, &old_whole_rect
);
380 if (!data
->whole_window
|| data
->lock_changes
) return; /* nothing more to do */
382 if (data
->mapped
&& (!(new_style
& WS_VISIBLE
) || !X11DRV_is_window_rect_mapped( rectWindow
)))
384 TRACE( "unmapping win %p/%lx\n", hwnd
, data
->whole_window
);
385 wait_for_withdrawn_state( display
, data
, FALSE
);
387 if (data
->managed
) XWithdrawWindow( display
, data
->whole_window
, DefaultScreen(display
) );
388 else XUnmapWindow( display
, data
->whole_window
);
390 data
->mapped
= FALSE
;
391 data
->net_wm_state
= 0;
394 /* don't change position if we are about to minimize or maximize a managed window */
395 if (!(data
->managed
&& (swp_flags
& SWP_STATECHANGED
) && (new_style
& (WS_MINIMIZE
|WS_MAXIMIZE
))))
396 X11DRV_sync_window_position( display
, data
, swp_flags
, &old_client_rect
, &old_whole_rect
);
398 if ((new_style
& WS_VISIBLE
) &&
399 ((new_style
& WS_MINIMIZE
) || X11DRV_is_window_rect_mapped( rectWindow
)))
401 if (!data
->mapped
|| (swp_flags
& (SWP_FRAMECHANGED
|SWP_STATECHANGED
)))
402 X11DRV_set_wm_hints( display
, data
);
406 TRACE( "mapping win %p/%lx\n", hwnd
, data
->whole_window
);
407 wait_for_withdrawn_state( display
, data
, TRUE
);
408 X11DRV_sync_window_style( display
, data
);
410 XMapWindow( display
, data
->whole_window
);
414 data
->iconic
= (new_style
& WS_MINIMIZE
) != 0;
416 else if ((swp_flags
& SWP_STATECHANGED
) && (!data
->iconic
!= !(new_style
& WS_MINIMIZE
)))
418 data
->iconic
= (new_style
& WS_MINIMIZE
) != 0;
419 TRACE( "changing win %p iconic state to %u\n", data
->hwnd
, data
->iconic
);
422 XIconifyWindow( display
, data
->whole_window
, DefaultScreen(display
) );
423 else if (X11DRV_is_window_rect_mapped( rectWindow
))
424 XMapWindow( display
, data
->whole_window
);
427 update_net_wm_states( display
, data
);
432 /**********************************************************************
435 void X11DRV_MapNotify( HWND hwnd
, XEvent
*event
)
437 struct x11drv_win_data
*data
;
440 if (!(data
= X11DRV_get_win_data( hwnd
))) return;
441 if (!data
->mapped
) return;
445 HWND hwndFocus
= GetFocus();
446 if (hwndFocus
&& IsChild( hwnd
, hwndFocus
)) X11DRV_SetFocus(hwndFocus
); /* FIXME */
449 if (!data
->iconic
) return;
451 state
= get_window_wm_state( event
->xmap
.display
, data
);
452 if (state
== NormalState
)
455 unsigned int width
, height
, border
, depth
;
462 XGetGeometry( event
->xmap
.display
, data
->whole_window
, &root
, &x
, &y
, &width
, &height
,
464 XTranslateCoordinates( event
->xmap
.display
, data
->whole_window
, root
, 0, 0, &x
, &y
, &top
);
468 rect
.right
= x
+ width
;
469 rect
.bottom
= y
+ height
;
470 OffsetRect( &rect
, virtual_screen_rect
.left
, virtual_screen_rect
.top
);
471 X11DRV_X_to_window_rect( data
, &rect
);
473 wp
.length
= sizeof(wp
);
474 GetWindowPlacement( hwnd
, &wp
);
476 wp
.showCmd
= SW_RESTORE
;
477 wp
.rcNormalPosition
= rect
;
479 TRACE( "restoring win %p/%lx\n", hwnd
, data
->whole_window
);
480 data
->iconic
= FALSE
;
481 data
->lock_changes
++;
482 SetWindowPlacement( hwnd
, &wp
);
483 data
->lock_changes
--;
485 else TRACE( "win %p/%lx ignoring since state=%d\n", hwnd
, data
->whole_window
, state
);
489 /**********************************************************************
492 void X11DRV_UnmapNotify( HWND hwnd
, XEvent
*event
)
494 struct x11drv_win_data
*data
;
497 if (!(data
= X11DRV_get_win_data( hwnd
))) return;
498 if (!data
->managed
|| !data
->mapped
|| data
->iconic
) return;
500 state
= get_window_wm_state( event
->xunmap
.display
, data
);
501 if (state
== IconicState
)
503 TRACE( "minimizing win %p/%lx\n", hwnd
, data
->whole_window
);
505 data
->lock_changes
++;
506 ShowWindow( hwnd
, SW_MINIMIZE
);
507 data
->lock_changes
--;
509 else TRACE( "win %p/%lx ignoring since state=%d\n", hwnd
, data
->whole_window
, state
);
512 struct desktop_resize_data
514 RECT old_screen_rect
;
515 RECT old_virtual_rect
;
518 static BOOL CALLBACK
update_windows_on_desktop_resize( HWND hwnd
, LPARAM lparam
)
520 struct x11drv_win_data
*data
;
521 Display
*display
= thread_display();
522 struct desktop_resize_data
*resize_data
= (struct desktop_resize_data
*)lparam
;
525 if (!(data
= X11DRV_get_win_data( hwnd
))) return TRUE
;
527 if (GetWindowLongW( hwnd
, GWL_STYLE
) & WS_VISIBLE
)
529 /* update the full screen state */
530 update_net_wm_states( display
, data
);
533 if (resize_data
->old_virtual_rect
.left
!= virtual_screen_rect
.left
) mask
|= CWX
;
534 if (resize_data
->old_virtual_rect
.top
!= virtual_screen_rect
.top
) mask
|= CWY
;
535 if (mask
&& data
->whole_window
)
537 XWindowChanges changes
;
540 changes
.x
= data
->whole_rect
.left
- virtual_screen_rect
.left
;
541 changes
.y
= data
->whole_rect
.top
- virtual_screen_rect
.top
;
542 XReconfigureWMWindow( display
, data
->whole_window
,
543 DefaultScreen(display
), mask
, &changes
);
550 /***********************************************************************
551 * X11DRV_resize_desktop
553 void X11DRV_resize_desktop( unsigned int width
, unsigned int height
)
555 HWND hwnd
= GetDesktopWindow();
556 struct desktop_resize_data resize_data
;
558 SetRect( &resize_data
.old_screen_rect
, 0, 0, screen_width
, screen_height
);
559 resize_data
.old_virtual_rect
= virtual_screen_rect
;
561 xinerama_init( width
, height
);
563 if (GetWindowThreadProcessId( hwnd
, NULL
) != GetCurrentThreadId())
565 SendMessageW( hwnd
, WM_X11DRV_RESIZE_DESKTOP
, 0, MAKELPARAM( width
, height
) );
569 TRACE( "desktop %p change to (%dx%d)\n", hwnd
, width
, height
);
570 SetWindowPos( hwnd
, 0, virtual_screen_rect
.left
, virtual_screen_rect
.top
,
571 virtual_screen_rect
.right
- virtual_screen_rect
.left
,
572 virtual_screen_rect
.bottom
- virtual_screen_rect
.top
,
573 SWP_NOZORDER
| SWP_NOACTIVATE
| SWP_DEFERERASE
);
574 SendMessageTimeoutW( HWND_BROADCAST
, WM_DISPLAYCHANGE
, screen_bpp
,
575 MAKELPARAM( width
, height
), SMTO_ABORTIFHUNG
, 2000, NULL
);
578 EnumWindows( update_windows_on_desktop_resize
, (LPARAM
)&resize_data
);
582 /***********************************************************************
583 * X11DRV_ConfigureNotify
585 void X11DRV_ConfigureNotify( HWND hwnd
, XEvent
*xev
)
587 XConfigureEvent
*event
= &xev
->xconfigure
;
588 struct x11drv_win_data
*data
;
591 int cx
, cy
, x
= event
->x
, y
= event
->y
;
594 if (!(data
= X11DRV_get_win_data( hwnd
))) return;
598 if (!event
->send_event
) /* normal event, need to map coordinates to the root */
602 XTranslateCoordinates( event
->display
, data
->whole_window
, root_window
,
603 0, 0, &x
, &y
, &child
);
608 rect
.right
= x
+ event
->width
;
609 rect
.bottom
= y
+ event
->height
;
610 OffsetRect( &rect
, virtual_screen_rect
.left
, virtual_screen_rect
.top
);
611 TRACE( "win %p new X rect %d,%d,%dx%d (event %d,%d,%dx%d)\n",
612 hwnd
, rect
.left
, rect
.top
, rect
.right
-rect
.left
, rect
.bottom
-rect
.top
,
613 event
->x
, event
->y
, event
->width
, event
->height
);
614 X11DRV_X_to_window_rect( data
, &rect
);
618 cx
= rect
.right
- rect
.left
;
619 cy
= rect
.bottom
- rect
.top
;
620 flags
= SWP_NOACTIVATE
| SWP_NOZORDER
;
622 /* Compare what has changed */
624 GetWindowRect( hwnd
, &rect
);
625 if (rect
.left
== x
&& rect
.top
== y
) flags
|= SWP_NOMOVE
;
627 TRACE( "%p moving from (%d,%d) to (%d,%d)\n",
628 hwnd
, rect
.left
, rect
.top
, x
, y
);
630 if ((rect
.right
- rect
.left
== cx
&& rect
.bottom
- rect
.top
== cy
) ||
632 (IsRectEmpty( &rect
) && event
->width
== 1 && event
->height
== 1))
634 if (flags
& SWP_NOMOVE
) return; /* if nothing changed, don't do anything */
638 TRACE( "%p resizing from (%dx%d) to (%dx%d)\n",
639 hwnd
, rect
.right
- rect
.left
, rect
.bottom
- rect
.top
, cx
, cy
);
641 data
->lock_changes
++;
642 SetWindowPos( hwnd
, 0, x
, y
, cx
, cy
, flags
);
643 data
->lock_changes
--;
647 /***********************************************************************
650 static BOOL
is_netwm_supported( Display
*display
, Atom atom
)
652 static Atom
*net_supported
;
653 static int net_supported_count
= -1;
657 if (net_supported_count
== -1)
661 unsigned long count
, remaining
;
663 if (!XGetWindowProperty( display
, DefaultRootWindow(display
), x11drv_atom(_NET_SUPPORTED
), 0,
664 ~0UL, False
, XA_ATOM
, &type
, &format
, &count
,
665 &remaining
, (unsigned char **)&net_supported
))
666 net_supported_count
= count
* (format
/ 8) / sizeof(Atom
);
668 net_supported_count
= 0;
672 for (i
= 0; i
< net_supported_count
; i
++)
673 if (net_supported
[i
] == atom
) return TRUE
;
678 /***********************************************************************
679 * SysCommandSizeMove (X11DRV.@)
681 * Perform SC_MOVE and SC_SIZE commands.
683 BOOL
X11DRV_SysCommandSizeMove( HWND hwnd
, WPARAM wparam
)
685 WPARAM syscommand
= wparam
& 0xfff0;
686 WPARAM hittest
= wparam
& 0x0f;
690 Display
*display
= thread_display();
691 struct x11drv_win_data
*data
;
693 if (!(data
= X11DRV_get_win_data( hwnd
))) return FALSE
;
694 if (!data
->whole_window
|| !data
->managed
) return FALSE
;
696 if (!is_netwm_supported( display
, x11drv_atom(_NET_WM_MOVERESIZE
) ))
698 TRACE( "_NET_WM_MOVERESIZE not supported\n" );
702 if (syscommand
== SC_MOVE
)
704 if (!hittest
) dir
= _NET_WM_MOVERESIZE_MOVE_KEYBOARD
;
705 else dir
= _NET_WM_MOVERESIZE_MOVE
;
709 /* windows without WS_THICKFRAME are not resizable through the window manager */
710 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_THICKFRAME
)) return FALSE
;
714 case WMSZ_LEFT
: dir
= _NET_WM_MOVERESIZE_SIZE_LEFT
; break;
715 case WMSZ_RIGHT
: dir
= _NET_WM_MOVERESIZE_SIZE_RIGHT
; break;
716 case WMSZ_TOP
: dir
= _NET_WM_MOVERESIZE_SIZE_TOP
; break;
717 case WMSZ_TOPLEFT
: dir
= _NET_WM_MOVERESIZE_SIZE_TOPLEFT
; break;
718 case WMSZ_TOPRIGHT
: dir
= _NET_WM_MOVERESIZE_SIZE_TOPRIGHT
; break;
719 case WMSZ_BOTTOM
: dir
= _NET_WM_MOVERESIZE_SIZE_BOTTOM
; break;
720 case WMSZ_BOTTOMLEFT
: dir
= _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT
; break;
721 case WMSZ_BOTTOMRIGHT
: dir
= _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT
; break;
722 default: dir
= _NET_WM_MOVERESIZE_SIZE_KEYBOARD
; break;
726 dwPoint
= GetMessagePos();
727 x
= (short)LOWORD(dwPoint
);
728 y
= (short)HIWORD(dwPoint
);
730 TRACE("hwnd %p, x %d, y %d, dir %d\n", hwnd
, x
, y
, dir
);
732 xev
.xclient
.type
= ClientMessage
;
733 xev
.xclient
.window
= X11DRV_get_whole_window(hwnd
);
734 xev
.xclient
.message_type
= x11drv_atom(_NET_WM_MOVERESIZE
);
735 xev
.xclient
.serial
= 0;
736 xev
.xclient
.display
= display
;
737 xev
.xclient
.send_event
= True
;
738 xev
.xclient
.format
= 32;
739 xev
.xclient
.data
.l
[0] = x
; /* x coord */
740 xev
.xclient
.data
.l
[1] = y
; /* y coord */
741 xev
.xclient
.data
.l
[2] = dir
; /* direction */
742 xev
.xclient
.data
.l
[3] = 1; /* button */
743 xev
.xclient
.data
.l
[4] = 0; /* unused */
745 /* need to ungrab the pointer that may have been automatically grabbed
746 * with a ButtonPress event */
748 XUngrabPointer( display
, CurrentTime
);
749 XSendEvent(display
, root_window
, False
, SubstructureNotifyMask
, &xev
);