4 * Copyright 1993 Alexandre Julliard
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
27 #ifdef HAVE_SYS_POLL_H
30 #include <X11/Xatom.h>
31 #include <X11/keysym.h>
33 #include <X11/Xresource.h>
34 #include <X11/Xutil.h>
35 #ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
36 #include <X11/extensions/XInput2.h>
43 #define NONAMELESSUNION
44 #define NONAMELESSSTRUCT
52 /* avoid conflict with field names in included win32 headers */
54 #include "shlobj.h" /* DROPFILES */
57 #include "wine/server.h"
58 #include "wine/debug.h"
60 WINE_DEFAULT_DEBUG_CHANNEL(event);
62 extern BOOL ximInComposeMode;
64 #define DndNotDnd -1 /* OffiX drag&drop */
76 #define DndURL 128 /* KDE drag&drop */
78 #define XEMBED_EMBEDDED_NOTIFY 0
79 #define XEMBED_WINDOW_ACTIVATE 1
80 #define XEMBED_WINDOW_DEACTIVATE 2
81 #define XEMBED_REQUEST_FOCUS 3
82 #define XEMBED_FOCUS_IN 4
83 #define XEMBED_FOCUS_OUT 5
84 #define XEMBED_FOCUS_NEXT 6
85 #define XEMBED_FOCUS_PREV 7
86 #define XEMBED_MODALITY_ON 10
87 #define XEMBED_MODALITY_OFF 11
88 #define XEMBED_REGISTER_ACCELERATOR 12
89 #define XEMBED_UNREGISTER_ACCELERATOR 13
90 #define XEMBED_ACTIVATE_ACCELERATOR 14
92 Bool (*pXGetEventData)( Display *display, XEvent /*XGenericEventCookie*/ *event ) = NULL;
93 void (*pXFreeEventData)( Display *display, XEvent /*XGenericEventCookie*/ *event ) = NULL;
96 static void X11DRV_FocusIn( HWND hwnd, XEvent *event );
97 static void X11DRV_FocusOut( HWND hwnd, XEvent *event );
98 static void X11DRV_Expose( HWND hwnd, XEvent *event );
99 static void X11DRV_MapNotify( HWND hwnd, XEvent *event );
100 static void X11DRV_UnmapNotify( HWND hwnd, XEvent *event );
101 static void X11DRV_ReparentNotify( HWND hwnd, XEvent *event );
102 static void X11DRV_ConfigureNotify( HWND hwnd, XEvent *event );
103 static void X11DRV_PropertyNotify( HWND hwnd, XEvent *event );
104 static void X11DRV_ClientMessage( HWND hwnd, XEvent *event );
105 static void X11DRV_GravityNotify( HWND hwnd, XEvent *event );
107 #define MAX_EVENT_HANDLERS 128
109 static x11drv_event_handler handlers[MAX_EVENT_HANDLERS] =
111 NULL, /* 0 reserved */
112 NULL, /* 1 reserved */
113 X11DRV_KeyEvent, /* 2 KeyPress */
114 X11DRV_KeyEvent, /* 3 KeyRelease */
115 X11DRV_ButtonPress, /* 4 ButtonPress */
116 X11DRV_ButtonRelease, /* 5 ButtonRelease */
117 X11DRV_MotionNotify, /* 6 MotionNotify */
118 X11DRV_EnterNotify, /* 7 EnterNotify */
119 NULL, /* 8 LeaveNotify */
120 X11DRV_FocusIn, /* 9 FocusIn */
121 X11DRV_FocusOut, /* 10 FocusOut */
122 X11DRV_KeymapNotify, /* 11 KeymapNotify */
123 X11DRV_Expose, /* 12 Expose */
124 NULL, /* 13 GraphicsExpose */
125 NULL, /* 14 NoExpose */
126 NULL, /* 15 VisibilityNotify */
127 NULL, /* 16 CreateNotify */
128 X11DRV_DestroyNotify, /* 17 DestroyNotify */
129 X11DRV_UnmapNotify, /* 18 UnmapNotify */
130 X11DRV_MapNotify, /* 19 MapNotify */
131 NULL, /* 20 MapRequest */
132 X11DRV_ReparentNotify, /* 21 ReparentNotify */
133 X11DRV_ConfigureNotify, /* 22 ConfigureNotify */
134 NULL, /* 23 ConfigureRequest */
135 X11DRV_GravityNotify, /* 24 GravityNotify */
136 NULL, /* 25 ResizeRequest */
137 NULL, /* 26 CirculateNotify */
138 NULL, /* 27 CirculateRequest */
139 X11DRV_PropertyNotify, /* 28 PropertyNotify */
140 X11DRV_SelectionClear, /* 29 SelectionClear */
141 X11DRV_SelectionRequest, /* 30 SelectionRequest */
142 NULL, /* 31 SelectionNotify */
143 NULL, /* 32 ColormapNotify */
144 X11DRV_ClientMessage, /* 33 ClientMessage */
145 X11DRV_MappingNotify, /* 34 MappingNotify */
146 X11DRV_GenericEvent /* 35 GenericEvent */
149 static const char * event_names[MAX_EVENT_HANDLERS] =
151 NULL, NULL, "KeyPress", "KeyRelease", "ButtonPress", "ButtonRelease",
152 "MotionNotify", "EnterNotify", "LeaveNotify", "FocusIn", "FocusOut",
153 "KeymapNotify", "Expose", "GraphicsExpose", "NoExpose", "VisibilityNotify",
154 "CreateNotify", "DestroyNotify", "UnmapNotify", "MapNotify", "MapRequest",
155 "ReparentNotify", "ConfigureNotify", "ConfigureRequest", "GravityNotify", "ResizeRequest",
156 "CirculateNotify", "CirculateRequest", "PropertyNotify", "SelectionClear", "SelectionRequest",
157 "SelectionNotify", "ColormapNotify", "ClientMessage", "MappingNotify", "GenericEvent"
160 int xinput2_opcode = 0;
162 /* return the name of an X event */
163 static const char *dbgstr_event( int type )
165 if (type < MAX_EVENT_HANDLERS && event_names[type]) return event_names[type];
166 return wine_dbg_sprintf( "Unknown event %d", type );
169 static inline void get_event_data( XEvent *event )
171 #if defined(GenericEvent) && defined(HAVE_XEVENT_XCOOKIE)
172 if (event->xany.type != GenericEvent) return;
173 if (!pXGetEventData || !pXGetEventData( event->xany.display, event )) event->xcookie.data = NULL;
177 static inline void free_event_data( XEvent *event )
179 #if defined(GenericEvent) && defined(HAVE_XEVENT_XCOOKIE)
180 if (event->xany.type != GenericEvent) return;
181 if (event->xcookie.data) pXFreeEventData( event->xany.display, event );
185 /***********************************************************************
186 * X11DRV_register_event_handler
188 * Register a handler for a given event type.
189 * If already registered, overwrite the previous handler.
191 void X11DRV_register_event_handler( int type, x11drv_event_handler handler, const char *name )
193 assert( type < MAX_EVENT_HANDLERS );
194 assert( !handlers[type] || handlers[type] == handler );
195 handlers[type] = handler;
196 event_names[type] = name;
197 TRACE("registered handler %p for event %d %s\n", handler, type, debugstr_a(name) );
201 /***********************************************************************
204 static Bool filter_event( Display *display, XEvent *event, char *arg )
206 ULONG_PTR mask = (ULONG_PTR)arg;
208 if ((mask & QS_ALLINPUT) == QS_ALLINPUT) return 1;
216 return (mask & (QS_KEY|QS_HOTKEY)) != 0;
219 return (mask & QS_MOUSEBUTTON) != 0;
223 return (mask & QS_MOUSEMOVE) != 0;
225 return (mask & QS_PAINT) != 0;
230 case ConfigureNotify:
233 return (mask & QS_POSTMESSAGE) != 0;
235 return (mask & QS_SENDMESSAGE) != 0;
240 enum event_merge_action
242 MERGE_DISCARD, /* discard the old event */
243 MERGE_HANDLE, /* handle the old event */
244 MERGE_KEEP, /* keep the old event for future merging */
245 MERGE_IGNORE /* ignore the new event, keep the old one */
248 /***********************************************************************
249 * merge_raw_motion_events
251 #ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
252 static enum event_merge_action merge_raw_motion_events( XIRawEvent *prev, XIRawEvent *next )
257 if (!prev->valuators.mask_len) return MERGE_HANDLE;
258 if (!next->valuators.mask_len) return MERGE_HANDLE;
260 mask = prev->valuators.mask[0] | next->valuators.mask[0];
261 if (mask == next->valuators.mask[0]) /* keep next */
263 for (i = j = k = 0; i < 8; i++)
265 if (XIMaskIsSet( prev->valuators.mask, i ))
266 next->valuators.values[j] += prev->valuators.values[k++];
267 if (XIMaskIsSet( next->valuators.mask, i )) j++;
269 TRACE( "merging duplicate GenericEvent\n" );
270 return MERGE_DISCARD;
272 if (mask == prev->valuators.mask[0]) /* keep prev */
274 for (i = j = k = 0; i < 8; i++)
276 if (XIMaskIsSet( next->valuators.mask, i ))
277 prev->valuators.values[j] += next->valuators.values[k++];
278 if (XIMaskIsSet( prev->valuators.mask, i )) j++;
280 TRACE( "merging duplicate GenericEvent\n" );
283 /* can't merge events with disjoint masks */
288 /***********************************************************************
291 * Try to merge 2 consecutive events.
293 static enum event_merge_action merge_events( XEvent *prev, XEvent *next )
297 case ConfigureNotify:
300 case ConfigureNotify:
301 if (prev->xany.window == next->xany.window)
303 TRACE( "discarding duplicate ConfigureNotify for window %lx\n", prev->xany.window );
304 return MERGE_DISCARD;
316 if (prev->xany.window == next->xany.window)
318 TRACE( "discarding duplicate MotionNotify for window %lx\n", prev->xany.window );
319 return MERGE_DISCARD;
322 #ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
324 if (next->xcookie.extension != xinput2_opcode) break;
325 if (next->xcookie.evtype != XI_RawMotion) break;
326 if (x11drv_thread_data()->warp_serial) break;
331 if (prev->xcookie.extension != xinput2_opcode) break;
332 if (prev->xcookie.evtype != XI_RawMotion) break;
336 if (next->xcookie.extension != xinput2_opcode) break;
337 if (next->xcookie.evtype != XI_RawMotion) break;
338 if (x11drv_thread_data()->warp_serial) break;
339 return merge_raw_motion_events( prev->xcookie.data, next->xcookie.data );
348 /***********************************************************************
351 static inline void call_event_handler( Display *display, XEvent *event )
355 struct x11drv_thread_data *thread_data;
357 if (!handlers[event->type])
359 TRACE( "%s for win %lx, ignoring\n", dbgstr_event( event->type ), event->xany.window );
360 return; /* no handler, ignore it */
363 if (XFindContext( display, event->xany.window, winContext, (char **)&hwnd ) != 0)
364 hwnd = 0; /* not for a registered window */
365 if (!hwnd && event->xany.window == root_window) hwnd = GetDesktopWindow();
367 TRACE( "%lu %s for hwnd/window %p/%lx\n",
368 event->xany.serial, dbgstr_event( event->type ), hwnd, event->xany.window );
369 thread_data = x11drv_thread_data();
370 prev = thread_data->current_event;
371 thread_data->current_event = event;
372 handlers[event->type]( hwnd, event );
373 thread_data->current_event = prev;
377 /***********************************************************************
380 static int process_events( Display *display, Bool (*filter)(Display*, XEvent*,XPointer), ULONG_PTR arg )
382 XEvent event, prev_event;
384 enum event_merge_action action = MERGE_DISCARD;
387 while (XCheckIfEvent( display, &event, filter, (char *)arg ))
390 if (XFilterEvent( &event, None ))
393 * SCIM on linux filters key events strangely. It does not filter the
394 * KeyPress events for these keys however it does filter the
395 * KeyRelease events. This causes wine to become very confused as
396 * to the keyboard state.
398 * We need to let those KeyRelease events be processed so that the
399 * keyboard state is correct.
401 if (event.type == KeyRelease)
404 XKeyEvent *keyevent = &event.xkey;
406 XLookupString(keyevent, NULL, 0, &keysym, NULL);
407 if (!(keysym == XK_Shift_L ||
408 keysym == XK_Shift_R ||
409 keysym == XK_Control_L ||
410 keysym == XK_Control_R ||
411 keysym == XK_Alt_R ||
412 keysym == XK_Alt_L ||
413 keysym == XK_Meta_R ||
414 keysym == XK_Meta_L))
415 continue; /* not a key we care about, ignore it */
418 continue; /* filtered, ignore it */
420 get_event_data( &event );
421 if (prev_event.type) action = merge_events( &prev_event, &event );
424 case MERGE_HANDLE: /* handle prev, keep new */
425 call_event_handler( display, &prev_event );
427 case MERGE_DISCARD: /* discard prev, keep new */
428 free_event_data( &prev_event );
431 case MERGE_KEEP: /* handle new, keep prev for future merging */
432 call_event_handler( display, &event );
434 case MERGE_IGNORE: /* ignore new, keep prev for future merging */
435 free_event_data( &event );
439 if (prev_event.type) call_event_handler( display, &prev_event );
440 free_event_data( &prev_event );
441 XFlush( gdi_display );
442 if (count) TRACE( "processed %d events\n", count );
447 /***********************************************************************
448 * MsgWaitForMultipleObjectsEx (X11DRV.@)
450 DWORD CDECL X11DRV_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
451 DWORD timeout, DWORD mask, DWORD flags )
454 struct x11drv_thread_data *data = TlsGetValue( thread_data_tls_index );
458 if (!count && !timeout) return WAIT_TIMEOUT;
459 return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
460 timeout, flags & MWMO_ALERTABLE );
463 if (data->current_event) mask = 0; /* don't process nested events */
465 if (process_events( data->display, filter_event, mask )) ret = count - 1;
466 else if (count || timeout)
468 ret = WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
469 timeout, flags & MWMO_ALERTABLE );
470 if (ret == count - 1) process_events( data->display, filter_event, mask );
472 else ret = WAIT_TIMEOUT;
477 /***********************************************************************
478 * EVENT_x11_time_to_win32_time
480 * Make our timer and the X timer line up as best we can
481 * Pass 0 to retrieve the current adjustment value (times -1)
483 DWORD EVENT_x11_time_to_win32_time(Time time)
485 static DWORD adjust = 0;
486 DWORD now = GetTickCount();
489 if (! adjust && time != 0)
496 /* If we got an event in the 'future', then our clock is clearly wrong.
497 If we got it more than 10000 ms in the future, then it's most likely
498 that the clock has wrapped. */
501 if (ret > now && ((ret - now) < 10000) && time != 0)
512 /*******************************************************************
513 * can_activate_window
515 * Check if we can activate the specified window.
517 static inline BOOL can_activate_window( HWND hwnd )
519 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
522 if (!(style & WS_VISIBLE)) return FALSE;
523 if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
524 if (style & WS_MINIMIZE) return FALSE;
525 if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_NOACTIVATE) return FALSE;
526 if (hwnd == GetDesktopWindow()) return FALSE;
527 if (GetWindowRect( hwnd, &rect ) && IsRectEmpty( &rect )) return FALSE;
528 return !(style & WS_DISABLED);
532 /**********************************************************************
535 * Try to force focus for non-managed windows.
537 static void set_input_focus( Display *display, Window window )
539 XWindowChanges changes;
544 if (EVENT_x11_time_to_win32_time(0))
545 /* ICCCM says don't use CurrentTime, so try to use last message time if possible */
546 /* FIXME: this is not entirely correct */
547 timestamp = GetMessageTime() - EVENT_x11_time_to_win32_time(0);
549 timestamp = CurrentTime;
551 /* Set X focus and install colormap */
552 changes.stack_mode = Above;
553 XConfigureWindow( display, window, CWStackMode, &changes );
554 XSetInputFocus( display, window, RevertToParent, timestamp );
557 /**********************************************************************
560 static void set_focus( Display *display, HWND hwnd, Time time )
564 GUITHREADINFO threadinfo;
566 TRACE( "setting foreground window to %p\n", hwnd );
567 SetForegroundWindow( hwnd );
569 threadinfo.cbSize = sizeof(threadinfo);
570 GetGUIThreadInfo(0, &threadinfo);
571 focus = threadinfo.hwndFocus;
572 if (!focus) focus = threadinfo.hwndActive;
573 if (focus) focus = GetAncestor( focus, GA_ROOT );
574 win = X11DRV_get_whole_window(focus);
578 TRACE( "setting focus to %p (%lx) time=%ld\n", focus, win, time );
579 XSetInputFocus( display, win, RevertToParent, time );
584 /**********************************************************************
585 * handle_manager_message
587 static void handle_manager_message( HWND hwnd, XClientMessageEvent *event )
589 if (hwnd != GetDesktopWindow()) return;
590 if (systray_atom && event->data.l[1] == systray_atom)
591 change_systray_owner( event->display, event->data.l[2] );
595 /**********************************************************************
596 * handle_wm_protocols
598 static void handle_wm_protocols( HWND hwnd, XClientMessageEvent *event )
600 Atom protocol = (Atom)event->data.l[0];
601 Time event_time = (Time)event->data.l[1];
603 if (!protocol) return;
605 if (protocol == x11drv_atom(WM_DELETE_WINDOW))
607 update_user_time( event_time );
609 if (hwnd == GetDesktopWindow())
611 /* The desktop window does not have a close button that we can
612 * pretend to click. Therefore, we simply send it a close command. */
613 SendMessageW(hwnd, WM_SYSCOMMAND, SC_CLOSE, 0);
617 /* Ignore the delete window request if the window has been disabled
618 * and we are in managed mode. This is to disallow applications from
619 * being closed by the window manager while in a modal state.
621 if (IsWindowEnabled(hwnd))
625 if (GetClassLongW(hwnd, GCL_STYLE) & CS_NOCLOSE) return;
626 hSysMenu = GetSystemMenu(hwnd, FALSE);
629 UINT state = GetMenuState(hSysMenu, SC_CLOSE, MF_BYCOMMAND);
630 if (state == 0xFFFFFFFF || (state & (MF_DISABLED | MF_GRAYED)))
633 if (GetActiveWindow() != hwnd)
635 LRESULT ma = SendMessageW( hwnd, WM_MOUSEACTIVATE,
636 (WPARAM)GetAncestor( hwnd, GA_ROOT ),
637 MAKELPARAM( HTCLOSE, WM_NCLBUTTONDOWN ) );
640 case MA_NOACTIVATEANDEAT:
641 case MA_ACTIVATEANDEAT:
647 SetActiveWindow(hwnd);
650 WARN( "unknown WM_MOUSEACTIVATE code %d\n", (int) ma );
655 PostMessageW( hwnd, WM_SYSCOMMAND, SC_CLOSE, 0 );
658 else if (protocol == x11drv_atom(WM_TAKE_FOCUS))
660 HWND last_focus = x11drv_thread_data()->last_focus;
662 TRACE( "got take focus msg for %p, enabled=%d, visible=%d (style %08x), focus=%p, active=%p, fg=%p, last=%p\n",
663 hwnd, IsWindowEnabled(hwnd), IsWindowVisible(hwnd), GetWindowLongW(hwnd, GWL_STYLE),
664 GetFocus(), GetActiveWindow(), GetForegroundWindow(), last_focus );
666 if (can_activate_window(hwnd))
668 /* simulate a mouse click on the caption to find out
669 * whether the window wants to be activated */
670 LRESULT ma = SendMessageW( hwnd, WM_MOUSEACTIVATE,
671 (WPARAM)GetAncestor( hwnd, GA_ROOT ),
672 MAKELONG(HTCAPTION,WM_LBUTTONDOWN) );
673 if (ma != MA_NOACTIVATEANDEAT && ma != MA_NOACTIVATE)
675 set_focus( event->display, hwnd, event_time );
679 else if (hwnd == GetDesktopWindow())
681 hwnd = GetForegroundWindow();
682 if (!hwnd) hwnd = last_focus;
683 if (!hwnd) hwnd = GetDesktopWindow();
684 set_focus( event->display, hwnd, event_time );
687 /* try to find some other window to give the focus to */
689 if (hwnd) hwnd = GetAncestor( hwnd, GA_ROOT );
690 if (!hwnd) hwnd = GetActiveWindow();
691 if (!hwnd) hwnd = last_focus;
692 if (hwnd && can_activate_window(hwnd)) set_focus( event->display, hwnd, event_time );
694 else if (protocol == x11drv_atom(_NET_WM_PING))
696 XClientMessageEvent xev;
699 TRACE("NET_WM Ping\n");
700 xev.window = DefaultRootWindow(xev.display);
701 XSendEvent(xev.display, xev.window, False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent*)&xev);
706 static const char * const focus_details[] =
712 "NotifyNonlinearVirtual",
718 /**********************************************************************
721 static void X11DRV_FocusIn( HWND hwnd, XEvent *xev )
723 XFocusChangeEvent *event = &xev->xfocus;
728 TRACE( "win %p xwin %lx detail=%s\n", hwnd, event->window, focus_details[event->detail] );
730 if (event->detail == NotifyPointer) return;
731 if (hwnd == GetDesktopWindow()) return;
733 if ((xic = X11DRV_get_ic( hwnd ))) XSetICFocus( xic );
736 if (hwnd == GetForegroundWindow()) clip_fullscreen_window( hwnd, FALSE );
740 if (!can_activate_window(hwnd))
742 HWND hwnd = GetFocus();
743 if (hwnd) hwnd = GetAncestor( hwnd, GA_ROOT );
744 if (!hwnd) hwnd = GetActiveWindow();
745 if (!hwnd) hwnd = x11drv_thread_data()->last_focus;
746 if (hwnd && can_activate_window(hwnd)) set_focus( event->display, hwnd, CurrentTime );
748 else SetForegroundWindow( hwnd );
752 /**********************************************************************
755 * Note: only top-level windows get FocusOut events.
757 static void X11DRV_FocusOut( HWND hwnd, XEvent *xev )
759 XFocusChangeEvent *event = &xev->xfocus;
765 TRACE( "win %p xwin %lx detail=%s\n", hwnd, event->window, focus_details[event->detail] );
767 if (event->detail == NotifyPointer)
769 if (!hwnd && event->window == x11drv_thread_data()->clip_window) reset_clipping_window();
773 if (ximInComposeMode) return;
775 x11drv_thread_data()->last_focus = hwnd;
776 if ((xic = X11DRV_get_ic( hwnd ))) XUnsetICFocus( xic );
778 if (root_window != DefaultRootWindow(event->display))
780 if (hwnd == GetDesktopWindow()) reset_clipping_window();
783 if (hwnd != GetForegroundWindow()) return;
784 SendMessageW( hwnd, WM_CANCELMODE, 0, 0 );
786 /* don't reset the foreground window, if the window which is
787 getting the focus is a Wine window */
789 XGetInputFocus( event->display, &focus_win, &revert );
792 if (XFindContext( event->display, focus_win, winContext, (char **)&hwnd_tmp ) != 0)
798 /* Abey : 6-Oct-99. Check again if the focus out window is the
799 Foreground window, because in most cases the messages sent
800 above must have already changed the foreground window, in which
801 case we don't have to change the foreground window to 0 */
802 if (hwnd == GetForegroundWindow())
804 TRACE( "lost focus, setting fg to desktop\n" );
805 SetForegroundWindow( GetDesktopWindow() );
811 /***********************************************************************
814 static void X11DRV_Expose( HWND hwnd, XEvent *xev )
816 XExposeEvent *event = &xev->xexpose;
818 struct x11drv_win_data *data;
819 int flags = RDW_INVALIDATE | RDW_ERASE | RDW_FRAME;
821 TRACE( "win %p (%lx) %d,%d %dx%d\n",
822 hwnd, event->window, event->x, event->y, event->width, event->height );
824 if (!(data = get_win_data( hwnd ))) return;
826 rect.left = event->x;
828 rect.right = event->x + event->width;
829 rect.bottom = event->y + event->height;
833 data->surface->funcs->lock( data->surface );
834 add_bounds_rect( data->surface->funcs->get_bounds( data->surface ), &rect );
835 data->surface->funcs->unlock( data->surface );
838 if (event->window != root_window)
840 OffsetRect( &rect, data->whole_rect.left - data->client_rect.left,
841 data->whole_rect.top - data->client_rect.top );
843 if (GetWindowLongW( data->hwnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL)
844 mirror_rect( &data->client_rect, &rect );
846 SERVER_START_REQ( update_window_zorder )
848 req->window = wine_server_user_handle( hwnd );
849 req->rect.left = rect.left;
850 req->rect.top = rect.top;
851 req->rect.right = rect.right;
852 req->rect.bottom = rect.bottom;
853 wine_server_call( req );
857 flags |= RDW_ALLCHILDREN;
859 else OffsetRect( &rect, virtual_screen_rect.left, virtual_screen_rect.top );
861 if (data->surface) flags = 0;
862 release_win_data( data );
864 if (flags) RedrawWindow( hwnd, &rect, 0, flags );
868 /**********************************************************************
871 static void X11DRV_MapNotify( HWND hwnd, XEvent *event )
873 struct x11drv_win_data *data;
875 if (event->xany.window == x11drv_thread_data()->clip_window)
880 if (!(data = get_win_data( hwnd ))) return;
882 if (!data->managed && !data->embedded && data->mapped)
884 HWND hwndFocus = GetFocus();
885 if (hwndFocus && IsChild( hwnd, hwndFocus ))
886 set_input_focus( thread_display(), data->whole_window );
888 release_win_data( data );
892 /**********************************************************************
895 static void X11DRV_UnmapNotify( HWND hwnd, XEvent *event )
897 if (event->xany.window == x11drv_thread_data()->clip_window) clipping_cursor = 0;
901 /***********************************************************************
902 * is_net_wm_state_maximized
904 static BOOL is_net_wm_state_maximized( Display *display, struct x11drv_win_data *data )
908 unsigned long i, count, remaining;
910 if (!data->whole_window) return FALSE;
912 if (!XGetWindowProperty( display, data->whole_window, x11drv_atom(_NET_WM_STATE), 0,
913 65536/sizeof(CARD32), False, XA_ATOM, &type, &format, &count,
914 &remaining, (unsigned char **)&state ))
916 if (type == XA_ATOM && format == 32)
918 for (i = 0; i < count; i++)
920 if (state[i] == x11drv_atom(_NET_WM_STATE_MAXIMIZED_VERT) ||
921 state[i] == x11drv_atom(_NET_WM_STATE_MAXIMIZED_HORZ))
931 /***********************************************************************
932 * X11DRV_ReparentNotify
934 static void X11DRV_ReparentNotify( HWND hwnd, XEvent *xev )
936 XReparentEvent *event = &xev->xreparent;
937 struct x11drv_win_data *data;
938 HWND parent, old_parent;
941 if (!(data = X11DRV_get_win_data( hwnd ))) return;
942 if (!data->embedded) return;
944 if (data->whole_window)
946 if (event->parent == root_window)
948 TRACE( "%p/%lx reparented to root\n", hwnd, data->whole_window );
950 SendMessageW( hwnd, WM_CLOSE, 0, 0 );
953 data->embedder = event->parent;
956 TRACE( "%p/%lx reparented to %lx\n", hwnd, data->whole_window, event->parent );
958 style = GetWindowLongW( hwnd, GWL_STYLE );
959 if (event->parent == root_window)
961 parent = GetDesktopWindow();
962 style = (style & ~WS_CHILD) | WS_POPUP;
966 if (!(parent = create_foreign_window( event->display, event->parent ))) return;
967 style = (style & ~WS_POPUP) | WS_CHILD;
970 ShowWindow( hwnd, SW_HIDE );
971 old_parent = SetParent( hwnd, parent );
972 SetWindowLongW( hwnd, GWL_STYLE, style );
973 SetWindowPos( hwnd, HWND_TOP, event->x, event->y, 0, 0,
974 SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOCOPYBITS |
975 ((style & WS_VISIBLE) ? SWP_SHOWWINDOW : 0) );
977 /* make old parent destroy itself if it no longer has children */
978 if (old_parent != GetDesktopWindow()) PostMessageW( old_parent, WM_CLOSE, 0, 0 );
982 /***********************************************************************
983 * X11DRV_ConfigureNotify
985 void X11DRV_ConfigureNotify( HWND hwnd, XEvent *xev )
987 XConfigureEvent *event = &xev->xconfigure;
988 struct x11drv_win_data *data;
993 int cx, cy, x = event->x, y = event->y;
996 if (!(data = get_win_data( hwnd ))) return;
997 if (!data->mapped || data->iconic) goto done;
998 if (data->whole_window && !data->managed) goto done;
999 /* ignore synthetic events on foreign windows */
1000 if (event->send_event && !data->whole_window) goto done;
1001 if (data->configure_serial && (long)(data->configure_serial - event->serial) > 0)
1003 TRACE( "win %p/%lx event %d,%d,%dx%d ignoring old serial %lu/%lu\n",
1004 hwnd, data->whole_window, event->x, event->y, event->width, event->height,
1005 event->serial, data->configure_serial );
1011 parent = GetAncestor( hwnd, GA_PARENT );
1012 root_coords = event->send_event; /* synthetic events are always in root coords */
1014 if (!root_coords && parent == GetDesktopWindow()) /* normal event, map coordinates to the root */
1017 XTranslateCoordinates( event->display, event->window, root_window,
1018 0, 0, &x, &y, &child );
1023 rect.right = x + event->width;
1024 rect.bottom = y + event->height;
1025 if (root_coords) OffsetRect( &rect, virtual_screen_rect.left, virtual_screen_rect.top );
1026 TRACE( "win %p/%lx new X rect %d,%d,%dx%d (event %d,%d,%dx%d)\n",
1027 hwnd, data->whole_window, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top,
1028 event->x, event->y, event->width, event->height );
1030 X11DRV_X_to_window_rect( data, &rect );
1031 if (root_coords) MapWindowPoints( 0, parent, (POINT *)&rect, 2 );
1033 /* Compare what has changed */
1037 cx = rect.right - rect.left;
1038 cy = rect.bottom - rect.top;
1039 flags = SWP_NOACTIVATE | SWP_NOZORDER;
1041 if (!data->whole_window) flags |= SWP_NOCOPYBITS; /* we can't copy bits of foreign windows */
1043 if (data->window_rect.left == x && data->window_rect.top == y) flags |= SWP_NOMOVE;
1045 TRACE( "%p moving from (%d,%d) to (%d,%d)\n",
1046 hwnd, data->window_rect.left, data->window_rect.top, x, y );
1048 if ((data->window_rect.right - data->window_rect.left == cx &&
1049 data->window_rect.bottom - data->window_rect.top == cy) ||
1050 (IsRectEmpty( &data->window_rect ) && event->width == 1 && event->height == 1))
1051 flags |= SWP_NOSIZE;
1053 TRACE( "%p resizing from (%dx%d) to (%dx%d)\n",
1054 hwnd, data->window_rect.right - data->window_rect.left,
1055 data->window_rect.bottom - data->window_rect.top, cx, cy );
1057 if (is_net_wm_state_maximized( event->display, data ))
1059 if (!IsZoomed( data->hwnd ))
1061 TRACE( "win %p/%lx is maximized\n", data->hwnd, data->whole_window );
1062 release_win_data( data );
1063 SendMessageW( data->hwnd, WM_SYSCOMMAND, SC_MAXIMIZE, 0 );
1069 if (IsZoomed( data->hwnd ))
1071 TRACE( "window %p/%lx is no longer maximized\n", data->hwnd, data->whole_window );
1072 release_win_data( data );
1073 SendMessageW( data->hwnd, WM_SYSCOMMAND, SC_RESTORE, 0 );
1078 if ((flags & (SWP_NOSIZE | SWP_NOMOVE)) != (SWP_NOSIZE | SWP_NOMOVE))
1080 release_win_data( data );
1081 SetWindowPos( hwnd, 0, x, y, cx, cy, flags );
1086 release_win_data( data );
1090 /**********************************************************************
1091 * X11DRV_GravityNotify
1093 static void X11DRV_GravityNotify( HWND hwnd, XEvent *xev )
1095 XGravityEvent *event = &xev->xgravity;
1096 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1099 if (!data || data->whole_window) return; /* only handle this for foreign windows */
1101 rect.left = event->x;
1102 rect.top = event->y;
1103 rect.right = rect.left + data->whole_rect.right - data->whole_rect.left;
1104 rect.bottom = rect.top + data->whole_rect.bottom - data->whole_rect.top;
1106 TRACE( "win %p/%lx new X rect %d,%d,%dx%d (event %d,%d)\n",
1107 hwnd, data->whole_window, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top,
1108 event->x, event->y );
1110 X11DRV_X_to_window_rect( data, &rect );
1112 if (data->window_rect.left != rect.left || data ->window_rect.top != rect.top)
1113 SetWindowPos( hwnd, 0, rect.left, rect.top, 0, 0,
1114 SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOCOPYBITS );
1118 /***********************************************************************
1119 * get_window_wm_state
1121 static int get_window_wm_state( Display *display, Window window )
1129 int format, ret = -1;
1130 unsigned long count, remaining;
1132 if (!XGetWindowProperty( display, window, x11drv_atom(WM_STATE), 0,
1133 sizeof(*state)/sizeof(CARD32), False, x11drv_atom(WM_STATE),
1134 &type, &format, &count, &remaining, (unsigned char **)&state ))
1136 if (type == x11drv_atom(WM_STATE) && get_property_size( format, count ) >= sizeof(*state))
1144 /***********************************************************************
1145 * handle_wm_state_notify
1147 * Handle a PropertyNotify for WM_STATE.
1149 static void handle_wm_state_notify( HWND hwnd, XPropertyEvent *event, BOOL update_window )
1151 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1156 switch(event->state)
1158 case PropertyDelete:
1159 TRACE( "%p/%lx: WM_STATE deleted from %d\n", data->hwnd, data->whole_window, data->wm_state );
1160 data->wm_state = WithdrawnState;
1162 case PropertyNewValue:
1164 int old_state = data->wm_state;
1165 int new_state = get_window_wm_state( event->display, data->whole_window );
1166 if (new_state != -1 && new_state != data->wm_state)
1168 TRACE( "%p/%lx: new WM_STATE %d from %d\n",
1169 data->hwnd, data->whole_window, new_state, old_state );
1170 data->wm_state = new_state;
1171 /* ignore the initial state transition out of withdrawn state */
1172 /* metacity does Withdrawn->NormalState->IconicState when mapping an iconic window */
1173 if (!old_state) return;
1179 if (!update_window || !data->managed || !data->mapped) return;
1181 style = GetWindowLongW( data->hwnd, GWL_STYLE );
1183 if (data->iconic && data->wm_state == NormalState) /* restore window */
1185 data->iconic = FALSE;
1186 if (is_net_wm_state_maximized( event->display, data ))
1188 if ((style & WS_MAXIMIZEBOX) && !(style & WS_DISABLED))
1190 TRACE( "restoring to max %p/%lx\n", data->hwnd, data->whole_window );
1191 SendMessageW( data->hwnd, WM_SYSCOMMAND, SC_MAXIMIZE, 0 );
1193 else TRACE( "not restoring to max win %p/%lx style %08x\n",
1194 data->hwnd, data->whole_window, style );
1196 else if (style & (WS_MINIMIZE | WS_MAXIMIZE))
1198 TRACE( "restoring win %p/%lx\n", data->hwnd, data->whole_window );
1199 SendMessageW( data->hwnd, WM_SYSCOMMAND, SC_RESTORE, 0 );
1201 else TRACE( "not restoring win %p/%lx style %08x\n", data->hwnd, data->whole_window, style );
1203 else if (!data->iconic && data->wm_state == IconicState)
1205 data->iconic = TRUE;
1206 if ((style & WS_MINIMIZEBOX) && !(style & WS_DISABLED))
1208 TRACE( "minimizing win %p/%lx\n", data->hwnd, data->whole_window );
1209 SendMessageW( data->hwnd, WM_SYSCOMMAND, SC_MINIMIZE, 0 );
1211 else TRACE( "not minimizing win %p/%lx style %08x\n", data->hwnd, data->whole_window, style );
1216 /***********************************************************************
1217 * X11DRV_PropertyNotify
1219 static void X11DRV_PropertyNotify( HWND hwnd, XEvent *xev )
1221 XPropertyEvent *event = &xev->xproperty;
1224 if (event->atom == x11drv_atom(WM_STATE)) handle_wm_state_notify( hwnd, event, TRUE );
1228 /* event filter to wait for a WM_STATE change notification on a window */
1229 static Bool is_wm_state_notify( Display *display, XEvent *event, XPointer arg )
1231 if (event->xany.window != (Window)arg) return 0;
1232 return (event->type == DestroyNotify ||
1233 (event->type == PropertyNotify && event->xproperty.atom == x11drv_atom(WM_STATE)));
1236 /***********************************************************************
1237 * wait_for_withdrawn_state
1239 void wait_for_withdrawn_state( HWND hwnd, BOOL set )
1241 Display *display = thread_display();
1242 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1243 DWORD end = GetTickCount() + 2000;
1245 if (!data || !data->managed) return;
1247 TRACE( "waiting for window %p/%lx to become %swithdrawn\n",
1248 data->hwnd, data->whole_window, set ? "" : "not " );
1250 while (data->whole_window && ((data->wm_state == WithdrawnState) == !set))
1255 while (XCheckIfEvent( display, &event, is_wm_state_notify, (char *)data->whole_window ))
1258 if (XFilterEvent( &event, None )) continue; /* filtered, ignore it */
1259 if (event.type == DestroyNotify) call_event_handler( display, &event );
1260 else handle_wm_state_notify( hwnd, &event.xproperty, FALSE );
1266 int timeout = end - GetTickCount();
1268 pfd.fd = ConnectionNumber(display);
1269 pfd.events = POLLIN;
1270 if (timeout <= 0 || poll( &pfd, 1, timeout ) != 1)
1272 FIXME( "window %p/%lx wait timed out\n", data->hwnd, data->whole_window );
1277 TRACE( "window %p/%lx state now %d\n", data->hwnd, data->whole_window, data->wm_state );
1281 /*****************************************************************
1282 * SetFocus (X11DRV.@)
1286 void CDECL X11DRV_SetFocus( HWND hwnd )
1288 Display *display = thread_display();
1289 struct x11drv_win_data *data;
1291 if (!(hwnd = GetAncestor( hwnd, GA_ROOT ))) return;
1292 if (!(data = get_win_data( hwnd ))) return;
1293 if (!data->managed) set_input_focus( display, data->whole_window );
1294 release_win_data( data );
1298 static HWND find_drop_window( HWND hQueryWnd, LPPOINT lpPt )
1302 if (!IsWindowEnabled(hQueryWnd)) return 0;
1304 GetWindowRect(hQueryWnd, &tempRect);
1306 if(!PtInRect(&tempRect, *lpPt)) return 0;
1308 if (!IsIconic( hQueryWnd ))
1311 ScreenToClient( hQueryWnd, &pt );
1312 GetClientRect( hQueryWnd, &tempRect );
1314 if (PtInRect( &tempRect, pt))
1316 HWND ret = ChildWindowFromPointEx( hQueryWnd, pt, CWP_SKIPINVISIBLE|CWP_SKIPDISABLED );
1317 if (ret && ret != hQueryWnd)
1319 ret = find_drop_window( ret, lpPt );
1320 if (ret) return ret;
1325 if(!(GetWindowLongA( hQueryWnd, GWL_EXSTYLE ) & WS_EX_ACCEPTFILES)) return 0;
1327 ScreenToClient(hQueryWnd, lpPt);
1332 /**********************************************************************
1333 * EVENT_DropFromOffix
1335 * don't know if it still works (last Changelog is from 96/11/04)
1337 static void EVENT_DropFromOffiX( HWND hWnd, XClientMessageEvent *event )
1339 struct x11drv_win_data *data;
1340 unsigned long data_length;
1341 unsigned long aux_long;
1342 unsigned char* p_data = NULL;
1344 int x, y, cx, cy, dummy;
1346 Window win, w_aux_root, w_aux_child;
1348 if (!(data = get_win_data( hWnd ))) return;
1349 cx = data->whole_rect.right - data->whole_rect.left;
1350 cy = data->whole_rect.bottom - data->whole_rect.top;
1351 win = data->whole_window;
1352 release_win_data( data );
1354 XQueryPointer( event->display, win, &w_aux_root, &w_aux_child,
1355 &x, &y, &dummy, &dummy, (unsigned int*)&aux_long);
1356 x += virtual_screen_rect.left;
1357 y += virtual_screen_rect.top;
1359 /* find out drop point and drop window */
1360 if (x < 0 || y < 0 || x > cx || y > cy)
1362 bAccept = GetWindowLongW( hWnd, GWL_EXSTYLE ) & WS_EX_ACCEPTFILES;
1368 POINT pt = { x, y };
1369 HWND hwndDrop = find_drop_window( hWnd, &pt );
1382 if (!bAccept) return;
1384 XGetWindowProperty( event->display, DefaultRootWindow(event->display),
1385 x11drv_atom(DndSelection), 0, 65535, FALSE,
1386 AnyPropertyType, &atom_aux, &dummy,
1387 &data_length, &aux_long, &p_data);
1389 if( !aux_long && p_data) /* don't bother if > 64K */
1391 char *p = (char *)p_data;
1395 while( *p ) /* calculate buffer size */
1397 INT len = GetShortPathNameA( p, NULL, 0 );
1398 if (len) aux_long += len + 1;
1401 if( aux_long && aux_long < 65535 )
1406 aux_long += sizeof(DROPFILES) + 1;
1407 hDrop = GlobalAlloc( GMEM_SHARE, aux_long );
1408 lpDrop = GlobalLock( hDrop );
1412 lpDrop->pFiles = sizeof(DROPFILES);
1415 lpDrop->fNC = FALSE;
1416 lpDrop->fWide = FALSE;
1417 p_drop = (char *)(lpDrop + 1);
1421 if (GetShortPathNameA( p, p_drop, aux_long - (p_drop - (char *)lpDrop) ))
1422 p_drop += strlen( p_drop ) + 1;
1426 PostMessageA( hWnd, WM_DROPFILES, (WPARAM)hDrop, 0L );
1430 if( p_data ) XFree(p_data);
1433 /**********************************************************************
1436 * drop items are separated by \n
1437 * each item is prefixed by its mime type
1439 * event->data.l[3], event->data.l[4] contains drop x,y position
1441 static void EVENT_DropURLs( HWND hWnd, XClientMessageEvent *event )
1443 struct x11drv_win_data *win_data;
1444 unsigned long data_length;
1445 unsigned long aux_long, drop_len = 0;
1446 unsigned char *p_data = NULL; /* property data */
1447 char *p_drop = NULL;
1459 if (!(GetWindowLongW( hWnd, GWL_EXSTYLE ) & WS_EX_ACCEPTFILES)) return;
1461 XGetWindowProperty( event->display, DefaultRootWindow(event->display),
1462 x11drv_atom(DndSelection), 0, 65535, FALSE,
1463 AnyPropertyType, &u.atom_aux, &u.i,
1464 &data_length, &aux_long, &p_data);
1466 WARN("property too large, truncated!\n");
1467 TRACE("urls=%s\n", p_data);
1469 if( !aux_long && p_data) { /* don't bother if > 64K */
1470 /* calculate length */
1472 next = strchr(p, '\n');
1475 if (strncmp(p,"file:",5) == 0 ) {
1476 INT len = GetShortPathNameA( p+5, NULL, 0 );
1477 if (len) drop_len += len + 1;
1482 next = strchr(p, '\n');
1488 if( drop_len && drop_len < 65535 ) {
1489 XQueryPointer( event->display, root_window, &u.w_aux, &u.w_aux,
1490 &x, &y, &u.i, &u.i, &u.u);
1491 x += virtual_screen_rect.left;
1492 y += virtual_screen_rect.top;
1494 drop_len += sizeof(DROPFILES) + 1;
1495 hDrop = GlobalAlloc( GMEM_SHARE, drop_len );
1496 lpDrop = GlobalLock( hDrop );
1498 if( lpDrop && (win_data = get_win_data( hWnd )))
1500 lpDrop->pFiles = sizeof(DROPFILES);
1504 ( x < (win_data->client_rect.left - win_data->whole_rect.left) ||
1505 y < (win_data->client_rect.top - win_data->whole_rect.top) ||
1506 x > (win_data->client_rect.right - win_data->whole_rect.left) ||
1507 y > (win_data->client_rect.bottom - win_data->whole_rect.top) );
1508 lpDrop->fWide = FALSE;
1509 p_drop = (char*)(lpDrop + 1);
1510 release_win_data( win_data );
1513 /* create message content */
1516 next = strchr(p, '\n');
1519 if (strncmp(p,"file:",5) == 0 ) {
1520 INT len = GetShortPathNameA( p+5, p_drop, 65535 );
1522 TRACE("drop file %s as %s\n", p+5, p_drop);
1525 WARN("can't convert file %s to dos name\n", p+5);
1528 WARN("unknown mime type %s\n", p);
1533 next = strchr(p, '\n');
1540 GlobalUnlock(hDrop);
1541 PostMessageA( hWnd, WM_DROPFILES, (WPARAM)hDrop, 0L );
1544 if( p_data ) XFree(p_data);
1549 /**********************************************************************
1550 * handle_xembed_protocol
1552 static void handle_xembed_protocol( HWND hwnd, XClientMessageEvent *event )
1554 struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
1558 switch (event->data.l[1])
1560 case XEMBED_EMBEDDED_NOTIFY:
1561 TRACE( "win %p/%lx XEMBED_EMBEDDED_NOTIFY owner %lx\n", hwnd, event->window, event->data.l[3] );
1562 data->embedder = event->data.l[3];
1565 TRACE( "win %p/%lx XEMBED message %lu(%lu)\n",
1566 hwnd, event->window, event->data.l[1], event->data.l[2] );
1572 /**********************************************************************
1573 * handle_dnd_protocol
1575 static void handle_dnd_protocol( HWND hwnd, XClientMessageEvent *event )
1578 int root_x, root_y, child_x, child_y;
1581 /* query window (drag&drop event contains only drag window) */
1582 XQueryPointer( event->display, root_window, &root, &child,
1583 &root_x, &root_y, &child_x, &child_y, &u);
1584 if (XFindContext( event->display, child, winContext, (char **)&hwnd ) != 0) hwnd = 0;
1586 if (event->data.l[0] == DndFile || event->data.l[0] == DndFiles)
1587 EVENT_DropFromOffiX(hwnd, event);
1588 else if (event->data.l[0] == DndURL)
1589 EVENT_DropURLs(hwnd, event);
1593 struct client_message_handler
1595 int atom; /* protocol atom */
1596 void (*handler)(HWND, XClientMessageEvent *); /* corresponding handler function */
1599 static const struct client_message_handler client_messages[] =
1601 { XATOM_MANAGER, handle_manager_message },
1602 { XATOM_WM_PROTOCOLS, handle_wm_protocols },
1603 { XATOM__XEMBED, handle_xembed_protocol },
1604 { XATOM_DndProtocol, handle_dnd_protocol },
1605 { XATOM_XdndEnter, X11DRV_XDND_EnterEvent },
1606 { XATOM_XdndPosition, X11DRV_XDND_PositionEvent },
1607 { XATOM_XdndDrop, X11DRV_XDND_DropEvent },
1608 { XATOM_XdndLeave, X11DRV_XDND_LeaveEvent }
1612 /**********************************************************************
1613 * X11DRV_ClientMessage
1615 static void X11DRV_ClientMessage( HWND hwnd, XEvent *xev )
1617 XClientMessageEvent *event = &xev->xclient;
1622 if (event->format != 32)
1624 WARN( "Don't know how to handle format %d\n", event->format );
1628 for (i = 0; i < sizeof(client_messages)/sizeof(client_messages[0]); i++)
1630 if (event->message_type == X11DRV_Atoms[client_messages[i].atom - FIRST_XATOM])
1632 client_messages[i].handler( hwnd, event );
1636 TRACE( "no handler found for %ld\n", event->message_type );