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defer calling SetCanFocus() on wxGTK until after creation
[wxWidgets.git] / src / gtk / toplevel.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/toplevel.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Copyright: (c) 1998 Robert Roebling
6 // Licence: wxWindows licence
7 /////////////////////////////////////////////////////////////////////////////
8
9 // For compilers that support precompilation, includes "wx.h".
10 #include "wx/wxprec.h"
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __VMS
21 #define XIconifyWindow XICONIFYWINDOW
22 #endif
23
24 #include "wx/toplevel.h"
25
26 #ifndef WX_PRECOMP
27 #include "wx/frame.h"
28 #include "wx/icon.h"
29 #include "wx/log.h"
30 #include "wx/app.h"
31 #endif
32
33 #include "wx/evtloop.h"
34 #include "wx/sysopt.h"
35
36 #include <gtk/gtk.h>
37 #ifdef GDK_WINDOWING_X11
38 #include <gdk/gdkx.h>
39 #include <X11/Xatom.h> // XA_CARDINAL
40 #include "wx/unix/utilsx11.h"
41 #endif
42
43 #include "wx/gtk/private.h"
44 #include "wx/gtk/private/gtk2-compat.h"
45 #include "wx/gtk/private/win_gtk.h"
46
47 #if wxUSE_LIBHILDON
48 #include <hildon-widgets/hildon-program.h>
49 #include <hildon-widgets/hildon-window.h>
50 #endif // wxUSE_LIBHILDON
51
52 #if wxUSE_LIBHILDON2
53 #include <hildon/hildon.h>
54 #endif // wxUSE_LIBHILDON2
55
56 // ----------------------------------------------------------------------------
57 // data
58 // ----------------------------------------------------------------------------
59
60 // this is incremented while a modal dialog is shown
61 int wxOpenModalDialogsCount = 0;
62
63 // the frame that is currently active (i.e. its child has focus). It is
64 // used to generate wxActivateEvents
65 static wxTopLevelWindowGTK *g_activeFrame = NULL;
66 static wxTopLevelWindowGTK *g_lastActiveFrame = NULL;
67
68 // if we detect that the app has got/lost the focus, we set this variable to
69 // either TRUE or FALSE and an activate event will be sent during the next
70 // OnIdle() call and it is reset to -1: this value means that we shouldn't
71 // send any activate events at all
72 static int g_sendActivateEvent = -1;
73
74 // Whether _NET_REQUEST_FRAME_EXTENTS support is working
75 // 0 == not tested yet, 1 == working, 2 == broken
76 static int gs_requestFrameExtentsStatus;
77
78 //-----------------------------------------------------------------------------
79 // RequestUserAttention related functions
80 //-----------------------------------------------------------------------------
81
82 #ifndef __WXGTK3__
83 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
84 gboolean setting)
85 {
86 #if GTK_CHECK_VERSION(2,7,0)
87 if (gtk_check_version(2,7,0) == NULL)
88 gtk_window_set_urgency_hint(win, setting);
89 else
90 #endif
91 {
92 #ifdef GDK_WINDOWING_X11
93 GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(win));
94 wxCHECK_RET(window, "wxgtk_window_set_urgency_hint: GdkWindow not realized");
95
96 Display* dpy = GDK_WINDOW_XDISPLAY(window);
97 Window xid = GDK_WINDOW_XID(window);
98 XWMHints* wm_hints = XGetWMHints(dpy, xid);
99
100 if (!wm_hints)
101 wm_hints = XAllocWMHints();
102
103 if (setting)
104 wm_hints->flags |= XUrgencyHint;
105 else
106 wm_hints->flags &= ~XUrgencyHint;
107
108 XSetWMHints(dpy, xid, wm_hints);
109 XFree(wm_hints);
110 #endif // GDK_WINDOWING_X11
111 }
112 }
113 #define gtk_window_set_urgency_hint wxgtk_window_set_urgency_hint
114 #endif
115
116 extern "C" {
117 static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
118 {
119 gtk_window_set_urgency_hint(GTK_WINDOW(win->m_widget), false);
120
121 win->m_urgency_hint = -2;
122 return FALSE;
123 }
124 }
125
126 //-----------------------------------------------------------------------------
127 // "focus_in_event"
128 //-----------------------------------------------------------------------------
129
130 extern "C" {
131 static gboolean gtk_frame_focus_in_callback( GtkWidget *widget,
132 GdkEvent *WXUNUSED(event),
133 wxTopLevelWindowGTK *win )
134 {
135 switch ( g_sendActivateEvent )
136 {
137 case -1:
138 // we've got focus from outside, synthetize wxActivateEvent
139 g_sendActivateEvent = 1;
140 break;
141
142 case 0:
143 // another our window just lost focus, it was already ours before
144 // - don't send any wxActivateEvent
145 g_sendActivateEvent = -1;
146 break;
147 }
148
149 g_activeFrame = win;
150 g_lastActiveFrame = g_activeFrame;
151
152 // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
153
154 // MR: wxRequestUserAttention related block
155 switch( win->m_urgency_hint )
156 {
157 default:
158 g_source_remove( win->m_urgency_hint );
159 // no break, fallthrough to remove hint too
160 case -1:
161 gtk_window_set_urgency_hint(GTK_WINDOW(widget), false);
162 win->m_urgency_hint = -2;
163 break;
164
165 case -2: break;
166 }
167
168 wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
169 wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
170 event.SetEventObject(g_activeFrame);
171 g_activeFrame->HandleWindowEvent(event);
172
173 return FALSE;
174 }
175 }
176
177 //-----------------------------------------------------------------------------
178 // "focus_out_event"
179 //-----------------------------------------------------------------------------
180
181 extern "C" {
182 static
183 gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget),
184 GdkEventFocus *WXUNUSED(gdk_event),
185 wxTopLevelWindowGTK * WXUNUSED(win))
186 {
187 // if the focus goes out of our app altogether, OnIdle() will send
188 // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
189 // g_sendActivateEvent to -1
190 g_sendActivateEvent = 0;
191
192 // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
193
194 // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
195
196 if (g_activeFrame)
197 {
198 wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
199 wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId());
200 event.SetEventObject(g_activeFrame);
201 g_activeFrame->HandleWindowEvent(event);
202
203 g_activeFrame = NULL;
204 }
205
206 return FALSE;
207 }
208 }
209
210 // ----------------------------------------------------------------------------
211 // "key_press_event"
212 // ----------------------------------------------------------------------------
213
214 extern "C" {
215 static gboolean
216 wxgtk_tlw_key_press_event(GtkWidget *widget, GdkEventKey *event)
217 {
218 GtkWindow* const window = GTK_WINDOW(widget);
219
220 // By default GTK+ checks for the menu accelerators in this (top level)
221 // window first and then propagates the event to the currently focused
222 // child from where it bubbles up the window parent chain. In wxWidgets,
223 // however, we want the child window to have the event first but still
224 // handle it as an accelerator if it's not processed there, so we need to
225 // customize this by reversing the order of the steps done in the standard
226 // GTK+ gtk_window_key_press_event() handler.
227
228 if ( gtk_window_propagate_key_event(window, event) )
229 return TRUE;
230
231 if ( gtk_window_activate_key(window, event) )
232 return TRUE;
233
234 if (GTK_WIDGET_GET_CLASS(widget)->key_press_event(widget, event))
235 return TRUE;
236
237 return FALSE;
238 }
239 }
240
241 //-----------------------------------------------------------------------------
242 // "size_allocate" from m_wxwindow
243 //-----------------------------------------------------------------------------
244
245 extern "C" {
246 static void
247 size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win)
248 {
249 win->m_useCachedClientSize = true;
250 if (win->m_clientWidth != alloc->width ||
251 win->m_clientHeight != alloc->height)
252 {
253 win->m_clientWidth = alloc->width;
254 win->m_clientHeight = alloc->height;
255
256 GtkAllocation a;
257 gtk_widget_get_allocation(win->m_widget, &a);
258 wxSize size(a.width, a.height);
259 size += win->m_decorSize;
260 win->m_width = size.x;
261 win->m_height = size.y;
262
263 if (!win->IsIconized())
264 {
265 wxSizeEvent event(size, win->GetId());
266 event.SetEventObject(win);
267 win->HandleWindowEvent(event);
268 }
269 // else the window is currently unmapped, don't generate size events
270 }
271 }
272 }
273
274 //-----------------------------------------------------------------------------
275 // "delete_event"
276 //-----------------------------------------------------------------------------
277
278 extern "C" {
279 static gboolean
280 gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget),
281 GdkEvent *WXUNUSED(event),
282 wxTopLevelWindowGTK *win )
283 {
284 if (win->IsEnabled() &&
285 (wxOpenModalDialogsCount == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
286 win->IsGrabbed()))
287 win->Close();
288
289 return TRUE;
290 }
291 }
292
293 //-----------------------------------------------------------------------------
294 // "configure_event"
295 //-----------------------------------------------------------------------------
296
297 extern "C" {
298 static gboolean
299 gtk_frame_configure_callback( GtkWidget* widget,
300 GdkEventConfigure *WXUNUSED(event),
301 wxTopLevelWindowGTK *win )
302 {
303 if (!win->IsShown())
304 return FALSE;
305
306 wxPoint point;
307 gtk_window_get_position((GtkWindow*)widget, &point.x, &point.y);
308
309 win->m_x = point.x;
310 win->m_y = point.y;
311 wxMoveEvent mevent(point, win->GetId());
312 mevent.SetEventObject( win );
313 win->HandleWindowEvent( mevent );
314
315 return FALSE;
316 }
317 }
318
319 //-----------------------------------------------------------------------------
320 // "realize" from m_widget
321 //-----------------------------------------------------------------------------
322
323 // we cannot the WM hints and icons before the widget has been realized,
324 // so we do this directly after realization
325
326 void wxTopLevelWindowGTK::GTKHandleRealized()
327 {
328 wxNonOwnedWindow::GTKHandleRealized();
329
330 gdk_window_set_decorations(gtk_widget_get_window(m_widget),
331 (GdkWMDecoration)m_gdkDecor);
332 gdk_window_set_functions(gtk_widget_get_window(m_widget),
333 (GdkWMFunction)m_gdkFunc);
334
335 // GTK's shrinking/growing policy
336 if ( !(m_gdkFunc & GDK_FUNC_RESIZE) )
337 gtk_window_set_resizable(GTK_WINDOW(m_widget), FALSE);
338 #ifndef __WXGTK3__
339 else
340 gtk_window_set_policy(GTK_WINDOW(m_widget), 1, 1, 1);
341 #endif
342
343 const wxIconBundle& icons = GetIcons();
344 if (icons.GetIconCount())
345 SetIcons(icons);
346
347 #ifdef __WXGTK3__
348 if (gtk_window_get_has_resize_grip(GTK_WINDOW(m_widget)))
349 {
350 // Grip window can end up obscured, probably due to deferred show.
351 // Reset grip to ensure it is visible.
352 gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), false);
353 gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), true);
354 }
355 #endif
356 }
357
358 //-----------------------------------------------------------------------------
359 // "map_event" from m_widget
360 //-----------------------------------------------------------------------------
361
362 extern "C" {
363 static gboolean
364 gtk_frame_map_callback( GtkWidget*,
365 GdkEvent * WXUNUSED(event),
366 wxTopLevelWindow *win )
367 {
368 const bool wasIconized = win->IsIconized();
369 if (wasIconized)
370 {
371 // Because GetClientSize() returns (0,0) when IsIconized() is true,
372 // a size event must be generated, just in case GetClientSize() was
373 // called while iconized. This specifically happens when restoring a
374 // tlw that was "rolled up" with some WMs.
375 // Queue a resize rather than sending size event directly to allow
376 // children to be made visible first.
377 win->m_useCachedClientSize = false;
378 win->m_clientWidth = 0;
379 gtk_widget_queue_resize(win->m_wxwindow);
380 }
381 // it is possible for m_isShown to be false here, see bug #9909
382 if (win->wxWindowBase::Show(true))
383 {
384 wxShowEvent eventShow(win->GetId(), true);
385 eventShow.SetEventObject(win);
386 win->GetEventHandler()->ProcessEvent(eventShow);
387 }
388
389 // restore focus-on-map setting in case ShowWithoutActivating() was called
390 gtk_window_set_focus_on_map(GTK_WINDOW(win->m_widget), true);
391
392 return false;
393 }
394 }
395
396 //-----------------------------------------------------------------------------
397 // "window-state-event" from m_widget
398 //-----------------------------------------------------------------------------
399
400 extern "C" {
401 static gboolean
402 gtk_frame_window_state_callback( GtkWidget* WXUNUSED(widget),
403 GdkEventWindowState *event,
404 wxTopLevelWindow *win )
405 {
406 if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
407 win->SetIconizeState((event->new_window_state & GDK_WINDOW_STATE_ICONIFIED) != 0);
408
409 // if maximized bit changed and it is now set
410 if (event->changed_mask & event->new_window_state & GDK_WINDOW_STATE_MAXIMIZED)
411 {
412 wxMaximizeEvent evt(win->GetId());
413 evt.SetEventObject(win);
414 win->HandleWindowEvent(evt);
415 }
416
417 if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
418 win->m_fsIsShowing = (event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN) != 0;
419
420 return false;
421 }
422 }
423
424 //-----------------------------------------------------------------------------
425
426 bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
427 {
428 #ifdef GDK_WINDOWING_X11
429 static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
430 GdkDisplay* display = gdk_window_get_display(window);
431 Atom xproperty = gdk_x11_atom_to_xatom_for_display(display, property);
432 Atom type;
433 int format;
434 gulong nitems, bytes_after;
435 guchar* data;
436 Status status = XGetWindowProperty(
437 GDK_DISPLAY_XDISPLAY(display),
438 GDK_WINDOW_XID(window),
439 xproperty,
440 0, 4, false, XA_CARDINAL,
441 &type, &format, &nitems, &bytes_after, &data);
442 const bool success = status == Success && data && nitems == 4;
443 if (success)
444 {
445 long* p = (long*)data;
446 if (left) *left = int(p[0]);
447 if (right) *right = int(p[1]);
448 if (top) *top = int(p[2]);
449 if (bottom) *bottom = int(p[3]);
450 }
451 if (data)
452 XFree(data);
453 return success;
454 #else
455 return false;
456 #endif
457 }
458
459 #ifdef GDK_WINDOWING_X11
460 //-----------------------------------------------------------------------------
461 // "property_notify_event" from m_widget
462 //-----------------------------------------------------------------------------
463
464 extern "C" {
465 static gboolean property_notify_event(
466 GtkWidget*, GdkEventProperty* event, wxTopLevelWindowGTK* win)
467 {
468 // Watch for changes to _NET_FRAME_EXTENTS property
469 static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
470 if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property)
471 {
472 if (win->m_netFrameExtentsTimerId)
473 {
474 // WM support for _NET_REQUEST_FRAME_EXTENTS is working
475 gs_requestFrameExtentsStatus = 1;
476 g_source_remove(win->m_netFrameExtentsTimerId);
477 win->m_netFrameExtentsTimerId = 0;
478 }
479
480 wxSize decorSize = win->m_decorSize;
481 int left, right, top, bottom;
482 if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom))
483 decorSize.Set(left + right, top + bottom);
484
485 win->GTKUpdateDecorSize(decorSize);
486 }
487 return false;
488 }
489 }
490
491 extern "C" {
492 static gboolean request_frame_extents_timeout(void* data)
493 {
494 // WM support for _NET_REQUEST_FRAME_EXTENTS is broken
495 gs_requestFrameExtentsStatus = 2;
496 gdk_threads_enter();
497 wxTopLevelWindowGTK* win = static_cast<wxTopLevelWindowGTK*>(data);
498 win->m_netFrameExtentsTimerId = 0;
499 wxSize decorSize = win->m_decorSize;
500 int left, right, top, bottom;
501 if (wxGetFrameExtents(gtk_widget_get_window(win->m_widget), &left, &right, &top, &bottom))
502 decorSize.Set(left + right, top + bottom);
503 win->GTKUpdateDecorSize(decorSize);
504 gdk_threads_leave();
505 return false;
506 }
507 }
508 #endif // GDK_WINDOWING_X11
509
510 // ----------------------------------------------------------------------------
511 // wxTopLevelWindowGTK creation
512 // ----------------------------------------------------------------------------
513
514 void wxTopLevelWindowGTK::Init()
515 {
516 m_mainWidget = NULL;
517 m_isIconized = false;
518 m_fsIsShowing = false;
519 m_themeEnabled = true;
520 m_gdkDecor =
521 m_gdkFunc = 0;
522 m_grabbed = false;
523 m_deferShow = true;
524 m_deferShowAllowed = true;
525 m_updateDecorSize = true;
526 m_netFrameExtentsTimerId = 0;
527 m_incWidth = m_incHeight = 0;
528
529 m_urgency_hint = -2;
530 }
531
532 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
533 wxWindowID id,
534 const wxString& title,
535 const wxPoint& pos,
536 const wxSize& sizeOrig,
537 long style,
538 const wxString &name )
539 {
540 // always create a frame of some reasonable, even if arbitrary, size (at
541 // least for MSW compatibility)
542 wxSize size = sizeOrig;
543 size.x = WidthDefault(size.x);
544 size.y = HeightDefault(size.y);
545
546 wxTopLevelWindows.Append( this );
547
548 if (!PreCreation( parent, pos, size ) ||
549 !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
550 {
551 wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
552 return false;
553 }
554
555 m_title = title;
556
557 // NB: m_widget may be !=NULL if it was created by derived class' Create,
558 // e.g. in wxTaskBarIconAreaGTK
559 if (m_widget == NULL)
560 {
561 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
562 // we must create HildonWindow and not a normal GtkWindow as the latter
563 // doesn't look correctly in Maemo environment and it must also be
564 // registered with the main program object
565 m_widget = hildon_window_new();
566 hildon_program_add_window(wxTheApp->GetHildonProgram(),
567 HILDON_WINDOW(m_widget));
568 #else // !wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
569 m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
570 if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
571 {
572 // Tell WM that this is a dialog window and make it center
573 // on parent by default (this is what GtkDialog ctor does):
574 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
575 GDK_WINDOW_TYPE_HINT_DIALOG);
576 gtk_window_set_position(GTK_WINDOW(m_widget),
577 GTK_WIN_POS_CENTER_ON_PARENT);
578 }
579 else
580 {
581 if (style & wxFRAME_TOOL_WINDOW)
582 {
583 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
584 GDK_WINDOW_TYPE_HINT_UTILITY);
585
586 // On some WMs, like KDE, a TOOL_WINDOW will still show
587 // on the taskbar, but on Gnome a TOOL_WINDOW will not.
588 // For consistency between WMs and with Windows, we
589 // should set the NO_TASKBAR flag which will apply
590 // the set_skip_taskbar_hint if it is available,
591 // ensuring no taskbar entry will appear.
592 style |= wxFRAME_NO_TASKBAR;
593 }
594 }
595 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
596
597 g_object_ref(m_widget);
598 }
599
600 wxWindow *topParent = wxGetTopLevelParent(m_parent);
601 if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
602 (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
603 (style & wxFRAME_FLOAT_ON_PARENT)))
604 {
605 gtk_window_set_transient_for( GTK_WINDOW(m_widget),
606 GTK_WINDOW(topParent->m_widget) );
607 }
608
609 if (style & wxFRAME_NO_TASKBAR)
610 {
611 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE);
612 }
613
614 if (style & wxSTAY_ON_TOP)
615 {
616 gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
617 }
618 if (style & wxMAXIMIZE)
619 gtk_window_maximize(GTK_WINDOW(m_widget));
620
621 #if 0
622 if (!name.empty())
623 gtk_window_set_role( GTK_WINDOW(m_widget), wxGTK_CONV( name ) );
624 #endif
625
626 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
627 gtk_widget_set_can_focus(m_widget, false);
628
629 g_signal_connect (m_widget, "delete_event",
630 G_CALLBACK (gtk_frame_delete_callback), this);
631
632 // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow)
633 m_mainWidget = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
634 gtk_widget_show( m_mainWidget );
635 gtk_widget_set_can_focus(m_mainWidget, false);
636 gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
637
638 // m_wxwindow is the client area
639 m_wxwindow = wxPizza::New();
640 gtk_widget_show( m_wxwindow );
641 gtk_box_pack_start(GTK_BOX(m_mainWidget), m_wxwindow, true, true, 0);
642
643 // we donm't allow the frame to get the focus as otherwise
644 // the frame will grab it at arbitrary focus changes
645 gtk_widget_set_can_focus(m_wxwindow, false);
646
647 if (m_parent) m_parent->AddChild( this );
648
649 g_signal_connect(m_wxwindow, "size_allocate",
650 G_CALLBACK(size_allocate), this);
651
652 PostCreation();
653
654 #ifndef __WXGTK3__
655 if ((m_x != -1) || (m_y != -1))
656 gtk_widget_set_uposition( m_widget, m_x, m_y );
657 #endif
658
659 // for some reported size corrections
660 g_signal_connect (m_widget, "map_event",
661 G_CALLBACK (gtk_frame_map_callback), this);
662
663 // for iconized state
664 g_signal_connect (m_widget, "window_state_event",
665 G_CALLBACK (gtk_frame_window_state_callback), this);
666
667
668 // for wxMoveEvent
669 g_signal_connect (m_widget, "configure_event",
670 G_CALLBACK (gtk_frame_configure_callback), this);
671
672 // activation
673 g_signal_connect_after (m_widget, "focus_in_event",
674 G_CALLBACK (gtk_frame_focus_in_callback), this);
675 g_signal_connect_after (m_widget, "focus_out_event",
676 G_CALLBACK (gtk_frame_focus_out_callback), this);
677
678 // We need to customize the default GTK+ logic for key processing to make
679 // it conforming to wxWidgets event processing order.
680 g_signal_connect (m_widget, "key_press_event",
681 G_CALLBACK (wxgtk_tlw_key_press_event), NULL);
682
683 #ifdef GDK_WINDOWING_X11
684 #ifdef __WXGTK3__
685 if (GDK_IS_X11_SCREEN(gtk_window_get_screen(GTK_WINDOW(m_widget))))
686 #endif
687 {
688 gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK);
689 g_signal_connect(m_widget, "property_notify_event",
690 G_CALLBACK(property_notify_event), this);
691 }
692 #endif // GDK_WINDOWING_X11
693
694 // translate wx decorations styles into Motif WM hints (they are recognized
695 // by other WMs as well)
696
697 // always enable moving the window as we have no separate flag for enabling
698 // it
699 m_gdkFunc = GDK_FUNC_MOVE;
700
701 if ( style & wxCLOSE_BOX )
702 m_gdkFunc |= GDK_FUNC_CLOSE;
703
704 if ( style & wxMINIMIZE_BOX )
705 m_gdkFunc |= GDK_FUNC_MINIMIZE;
706
707 if ( style & wxMAXIMIZE_BOX )
708 m_gdkFunc |= GDK_FUNC_MAXIMIZE;
709
710 if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) )
711 {
712 m_gdkDecor = 0;
713 }
714 else // have border
715 {
716 m_gdkDecor = GDK_DECOR_BORDER;
717
718 if ( style & wxCAPTION )
719 m_gdkDecor |= GDK_DECOR_TITLE;
720
721 if ( style & wxSYSTEM_MENU )
722 m_gdkDecor |= GDK_DECOR_MENU;
723
724 if ( style & wxMINIMIZE_BOX )
725 m_gdkDecor |= GDK_DECOR_MINIMIZE;
726
727 if ( style & wxMAXIMIZE_BOX )
728 m_gdkDecor |= GDK_DECOR_MAXIMIZE;
729
730 if ( style & wxRESIZE_BORDER )
731 {
732 m_gdkFunc |= GDK_FUNC_RESIZE;
733 m_gdkDecor |= GDK_DECOR_RESIZEH;
734 }
735 }
736
737 // GTK sometimes chooses very small size if max size hint is not explicitly set
738 DoSetSizeHints(m_minWidth, m_minHeight, m_maxWidth, m_maxHeight, m_incWidth, m_incHeight);
739
740 m_decorSize = GetCachedDecorSize();
741 int w, h;
742 GTKDoGetSize(&w, &h);
743 gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h);
744
745 return true;
746 }
747
748 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
749 {
750 if ( m_netFrameExtentsTimerId )
751 {
752 // Don't let the timer callback fire as the window pointer passed to it
753 // will become invalid very soon.
754 g_source_remove(m_netFrameExtentsTimerId);
755 }
756
757 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
758 // it can also be a (standard) dialog
759 if ( HILDON_IS_WINDOW(m_widget) )
760 {
761 hildon_program_remove_window(wxTheApp->GetHildonProgram(),
762 HILDON_WINDOW(m_widget));
763 }
764 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
765
766 if (m_grabbed)
767 {
768 wxFAIL_MSG(wxT("Window still grabbed"));
769 RemoveGrab();
770 }
771
772 SendDestroyEvent();
773
774 // it may also be GtkScrolledWindow in the case of an MDI child
775 if (GTK_IS_WINDOW(m_widget))
776 {
777 gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
778 }
779
780 if (g_activeFrame == this)
781 g_activeFrame = NULL;
782 if (g_lastActiveFrame == this)
783 g_lastActiveFrame = NULL;
784 }
785
786 bool wxTopLevelWindowGTK::EnableCloseButton( bool enable )
787 {
788 if (enable)
789 m_gdkFunc |= GDK_FUNC_CLOSE;
790 else
791 m_gdkFunc &= ~GDK_FUNC_CLOSE;
792
793 GdkWindow* window = gtk_widget_get_window(m_widget);
794 if (window)
795 gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
796
797 return true;
798 }
799
800 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
801 {
802 if (show == m_fsIsShowing)
803 return false; // return what?
804
805 m_fsIsShowing = show;
806
807 #ifdef GDK_WINDOWING_X11
808 Display* xdpy = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_widget));
809 Window xroot = GDK_WINDOW_XID(gtk_widget_get_root_window(m_widget));
810 wxX11FullScreenMethod method = wxGetFullScreenMethodX11(xdpy, (WXWindow)xroot);
811
812 // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
813 // to switch to fullscreen, which is not always available. We must
814 // check if WM supports the spec and use legacy methods if it
815 // doesn't.
816 if ( method == wxX11_FS_WMSPEC )
817 #endif // GDK_WINDOWING_X11
818 {
819 if (show)
820 gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
821 else
822 gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
823 }
824 #ifdef GDK_WINDOWING_X11
825 else
826 {
827 GdkWindow* window = gtk_widget_get_window(m_widget);
828 Window xid = GDK_WINDOW_XID(window);
829
830 if (show)
831 {
832 GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
833 GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
834
835 GdkScreen* screen = gtk_widget_get_screen(m_widget);
836 const int screen_width = gdk_screen_get_width(screen);
837 const int screen_height = gdk_screen_get_height(screen);
838
839 gint client_x, client_y, root_x, root_y;
840 gint width, height;
841
842 m_fsSaveGdkFunc = m_gdkFunc;
843 m_fsSaveGdkDecor = m_gdkDecor;
844 m_gdkFunc = m_gdkDecor = 0;
845 gdk_window_set_decorations(window, (GdkWMDecoration)0);
846 gdk_window_set_functions(window, (GdkWMFunction)0);
847
848 gdk_window_get_origin(window, &root_x, &root_y);
849 gdk_window_get_geometry(window, &client_x, &client_y, &width, &height);
850
851 gdk_window_move_resize(
852 window, -client_x, -client_y, screen_width + 1, screen_height + 1);
853
854 wxSetFullScreenStateX11(xdpy,
855 (WXWindow)xroot,
856 (WXWindow)xid,
857 show, &m_fsSaveFrame, method);
858 }
859 else // hide
860 {
861 m_gdkFunc = m_fsSaveGdkFunc;
862 m_gdkDecor = m_fsSaveGdkDecor;
863 gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
864 gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
865
866 wxSetFullScreenStateX11(xdpy,
867 (WXWindow)xroot,
868 (WXWindow)xid,
869 show, &m_fsSaveFrame, method);
870
871 SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
872 m_fsSaveFrame.width, m_fsSaveFrame.height);
873 }
874 }
875 #endif // GDK_WINDOWING_X11
876
877 // documented behaviour is to show the window if it's still hidden when
878 // showing it full screen
879 if (show)
880 Show();
881
882 return true;
883 }
884
885 // ----------------------------------------------------------------------------
886 // overridden wxWindow methods
887 // ----------------------------------------------------------------------------
888
889 void wxTopLevelWindowGTK::Refresh( bool WXUNUSED(eraseBackground), const wxRect *WXUNUSED(rect) )
890 {
891 wxCHECK_RET( m_widget, wxT("invalid frame") );
892
893 gtk_widget_queue_draw( m_widget );
894
895 GdkWindow* window = NULL;
896 if (m_wxwindow)
897 window = gtk_widget_get_window(m_wxwindow);
898 if (window)
899 gdk_window_invalidate_rect(window, NULL, true);
900 }
901
902 bool wxTopLevelWindowGTK::Show( bool show )
903 {
904 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
905
906 #ifdef GDK_WINDOWING_X11
907 bool deferShow = show && !m_isShown && m_deferShow;
908 if (deferShow)
909 {
910 deferShow = m_deferShowAllowed && gs_requestFrameExtentsStatus != 2 &&
911 !gtk_widget_get_realized(m_widget) &&
912 g_signal_handler_find(m_widget,
913 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
914 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
915 0, NULL, NULL, this);
916 if (deferShow)
917 {
918 GdkScreen* screen = gtk_widget_get_screen(m_widget);
919 GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
920 deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;
921
922 // If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
923 // to m_decorSize, it breaks saving/restoring window size with
924 // GetSize()/SetSize() because it makes window bigger between each
925 // restore and save.
926 m_updateDecorSize = deferShow;
927 }
928
929 m_deferShow = deferShow;
930 }
931 if (deferShow)
932 {
933 // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
934 // calling gtk_widget_show() until _NET_FRAME_EXTENTS property
935 // notification is received, so correct frame extents are known.
936 // This allows resizing m_widget to keep the overall size in sync with
937 // what wxWidgets expects it to be without an obvious change in the
938 // window size immediately after it becomes visible.
939
940 // Realize m_widget, so m_widget->window can be used. Realizing normally
941 // causes the widget tree to be size_allocated, which generates size
942 // events in the wrong order. However, the size_allocates will not be
943 // done if the allocation is not the default (1,1).
944 GtkAllocation alloc;
945 gtk_widget_get_allocation(m_widget, &alloc);
946 const int alloc_width = alloc.width;
947 if (alloc_width == 1)
948 {
949 alloc.width = 2;
950 gtk_widget_set_allocation(m_widget, &alloc);
951 }
952 gtk_widget_realize(m_widget);
953 if (alloc_width == 1)
954 {
955 alloc.width = 1;
956 gtk_widget_set_allocation(m_widget, &alloc);
957 }
958
959 // send _NET_REQUEST_FRAME_EXTENTS
960 XClientMessageEvent xevent;
961 memset(&xevent, 0, sizeof(xevent));
962 xevent.type = ClientMessage;
963 GdkWindow* window = gtk_widget_get_window(m_widget);
964 xevent.window = GDK_WINDOW_XID(window);
965 xevent.message_type = gdk_x11_atom_to_xatom_for_display(
966 gdk_window_get_display(window),
967 gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
968 xevent.format = 32;
969 Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));
970 XSendEvent(display, DefaultRootWindow(display), false,
971 SubstructureNotifyMask | SubstructureRedirectMask,
972 (XEvent*)&xevent);
973
974 if (gs_requestFrameExtentsStatus == 0)
975 {
976 // if WM does not respond to request within 1 second,
977 // we assume support for _NET_REQUEST_FRAME_EXTENTS is not working
978 m_netFrameExtentsTimerId =
979 g_timeout_add(1000, request_frame_extents_timeout, this);
980 }
981
982 // defer calling gtk_widget_show()
983 m_isShown = true;
984 return true;
985 }
986 #endif // GDK_WINDOWING_X11
987
988 if (show && !gtk_widget_get_realized(m_widget))
989 {
990 // size_allocate signals occur in reverse order (bottom to top).
991 // Things work better if the initial wxSizeEvents are sent (from the
992 // top down), before the initial size_allocate signals occur.
993 wxSizeEvent event(GetSize(), GetId());
994 event.SetEventObject(this);
995 HandleWindowEvent(event);
996 }
997
998 bool change = base_type::Show(show);
999
1000 if (change && !show)
1001 {
1002 // make sure window has a non-default position, so when it is shown
1003 // again, it won't be repositioned by WM as if it were a new window
1004 // Note that this must be done _after_ the window is hidden.
1005 gtk_window_move((GtkWindow*)m_widget, m_x, m_y);
1006 }
1007
1008 return change;
1009 }
1010
1011 void wxTopLevelWindowGTK::ShowWithoutActivating()
1012 {
1013 if (!m_isShown)
1014 {
1015 gtk_window_set_focus_on_map(GTK_WINDOW(m_widget), false);
1016 Show(true);
1017 }
1018 }
1019
1020 void wxTopLevelWindowGTK::Raise()
1021 {
1022 gtk_window_present( GTK_WINDOW( m_widget ) );
1023 }
1024
1025 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
1026 {
1027 wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
1028 }
1029
1030 // ----------------------------------------------------------------------------
1031 // window geometry
1032 // ----------------------------------------------------------------------------
1033
1034 void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const
1035 {
1036 wxSize size(m_width, m_height);
1037 size -= m_decorSize;
1038 if (size.x < 0) size.x = 0;
1039 if (size.y < 0) size.y = 0;
1040 #if wxUSE_LIBHILDON2
1041 if (width) {
1042 if (size.x == 720)
1043 *width = 696;
1044 else
1045 *width = size.x;
1046 }
1047 if (height) {
1048 if (size.y == 420)
1049 *height = 396;
1050 else if (size.y == 270)
1051 *height = 246;
1052 else
1053 *height = size.y;
1054 }
1055 #else // wxUSE_LIBHILDON2
1056 if (width) *width = size.x;
1057 if (height) *height = size.y;
1058 #endif // wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON2
1059 }
1060
1061 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
1062 {
1063 wxCHECK_RET( m_widget, wxT("invalid frame") );
1064
1065 // deal with the position first
1066 int old_x = m_x;
1067 int old_y = m_y;
1068
1069 if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1070 {
1071 // -1 means "use existing" unless the flag above is specified
1072 if ( x != -1 )
1073 m_x = x;
1074 if ( y != -1 )
1075 m_y = y;
1076 }
1077 else // wxSIZE_ALLOW_MINUS_ONE
1078 {
1079 m_x = x;
1080 m_y = y;
1081 }
1082
1083 if ( m_x != old_x || m_y != old_y )
1084 {
1085 gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y );
1086 }
1087
1088 const wxSize oldSize(m_width, m_height);
1089 if (width >= 0)
1090 m_width = width;
1091 if (height >= 0)
1092 m_height = height;
1093 ConstrainSize();
1094 if (m_width < 1) m_width = 1;
1095 if (m_height < 1) m_height = 1;
1096 if (m_width != oldSize.x || m_height != oldSize.y)
1097 {
1098 m_deferShowAllowed = true;
1099 m_useCachedClientSize = false;
1100
1101 int w, h;
1102 GTKDoGetSize(&w, &h);
1103 gtk_window_resize(GTK_WINDOW(m_widget), w, h);
1104
1105 DoGetClientSize(&m_clientWidth, &m_clientHeight);
1106 wxSizeEvent event(GetSize(), GetId());
1107 event.SetEventObject(this);
1108 HandleWindowEvent(event);
1109 }
1110 }
1111
1112 void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
1113 {
1114 base_type::DoSetClientSize(width, height);
1115
1116 // Since client size is being explicitly set, don't change it later
1117 // Has to be done after calling base because it calls SetSize,
1118 // which sets this true
1119 m_deferShowAllowed = false;
1120 }
1121
1122 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
1123 {
1124 wxASSERT_MSG(m_widget, wxT("invalid frame"));
1125
1126 if ( IsIconized() )
1127 {
1128 // for consistency with wxMSW, client area is supposed to be empty for
1129 // the iconized windows
1130 if ( width )
1131 *width = 0;
1132 if ( height )
1133 *height = 0;
1134 }
1135 else if (m_useCachedClientSize)
1136 base_type::DoGetClientSize(width, height);
1137 else
1138 {
1139 GTKDoGetSize(width, height);
1140 }
1141 }
1142
1143 void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
1144 int maxW, int maxH,
1145 int incW, int incH )
1146 {
1147 base_type::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
1148 m_incWidth = incW;
1149 m_incHeight = incH;
1150
1151 const wxSize minSize = GetMinSize();
1152 const wxSize maxSize = GetMaxSize();
1153 GdkGeometry hints;
1154 // always set both min and max hints, otherwise GTK will
1155 // make assumptions we don't want about the unset values
1156 int hints_mask = GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE;
1157 hints.min_width = 1;
1158 hints.min_height = 1;
1159 hints.max_width = INT_MAX;
1160 hints.max_height = INT_MAX;
1161 if (minSize.x > m_decorSize.x)
1162 hints.min_width = minSize.x - m_decorSize.x;
1163 if (minSize.y > m_decorSize.y)
1164 hints.min_height = minSize.y - m_decorSize.y;
1165 if (maxSize.x > 0)
1166 {
1167 hints.max_width = maxSize.x - m_decorSize.x;
1168 if (hints.max_width < hints.min_width)
1169 hints.max_width = hints.min_width;
1170 }
1171 if (maxSize.y > 0)
1172 {
1173 hints.max_height = maxSize.y - m_decorSize.y;
1174 if (hints.max_height < hints.min_height)
1175 hints.max_height = hints.min_height;
1176 }
1177 if (incW > 0 || incH > 0)
1178 {
1179 hints_mask |= GDK_HINT_RESIZE_INC;
1180 hints.width_inc = incW > 0 ? incW : 1;
1181 hints.height_inc = incH > 0 ? incH : 1;
1182 }
1183 gtk_window_set_geometry_hints(
1184 (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
1185 }
1186
1187 #ifdef GDK_WINDOWING_X11
1188 void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
1189 {
1190 if (!IsMaximized() && !IsFullScreen())
1191 GetCachedDecorSize() = decorSize;
1192 if (m_updateDecorSize && m_decorSize != decorSize)
1193 {
1194 m_useCachedClientSize = false;
1195 const wxSize diff = decorSize - m_decorSize;
1196 m_decorSize = decorSize;
1197 bool resized = false;
1198 if (m_minWidth > 0 || m_minHeight > 0 || m_maxWidth > 0 || m_maxHeight > 0)
1199 {
1200 // update size hints, they depend on m_decorSize
1201 DoSetSizeHints(m_minWidth, m_minHeight, m_maxWidth, m_maxHeight, m_incWidth, m_incHeight);
1202 }
1203 if (m_deferShow)
1204 {
1205 // keep overall size unchanged by shrinking m_widget
1206 int w, h;
1207 GTKDoGetSize(&w, &h);
1208 // but not if size would be less than minimum, it won't take effect
1209 if (w >= m_minWidth - decorSize.x && h >= m_minHeight - decorSize.y )
1210 {
1211 gtk_window_resize(GTK_WINDOW(m_widget), w, h);
1212 resized = true;
1213 }
1214 }
1215 if (!resized)
1216 {
1217 // adjust overall size to match change in frame extents
1218 m_width += diff.x;
1219 m_height += diff.y;
1220 if (m_width < 1) m_width = 1;
1221 if (m_height < 1) m_height = 1;
1222 m_clientWidth = 0;
1223 gtk_widget_queue_resize(m_wxwindow);
1224 }
1225 }
1226 if (m_deferShow)
1227 {
1228 // gtk_widget_show() was deferred, do it now
1229 m_deferShow = false;
1230 DoGetClientSize(&m_clientWidth, &m_clientHeight);
1231 wxSizeEvent sizeEvent(GetSize(), GetId());
1232 sizeEvent.SetEventObject(this);
1233 HandleWindowEvent(sizeEvent);
1234
1235 gtk_widget_show(m_widget);
1236
1237 wxShowEvent showEvent(GetId(), true);
1238 showEvent.SetEventObject(this);
1239 HandleWindowEvent(showEvent);
1240 }
1241 }
1242 #endif // GDK_WINDOWING_X11
1243
1244 wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
1245 {
1246 static wxSize size[8];
1247
1248 int index = 0;
1249 // title bar
1250 if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE))
1251 index = 1;
1252 // border
1253 if (m_gdkDecor & GDK_DECOR_BORDER)
1254 index |= 2;
1255 // utility window decor can be different
1256 if (m_windowStyle & wxFRAME_TOOL_WINDOW)
1257 index |= 4;
1258 return size[index];
1259 }
1260
1261 void wxTopLevelWindowGTK::OnInternalIdle()
1262 {
1263 wxTopLevelWindowBase::OnInternalIdle();
1264
1265 // Synthetize activate events.
1266 if ( g_sendActivateEvent != -1 )
1267 {
1268 bool activate = g_sendActivateEvent != 0;
1269
1270 // if (!activate) wxPrintf( wxT("de") );
1271 // wxPrintf( wxT("activate\n") );
1272
1273 // do it only once
1274 g_sendActivateEvent = -1;
1275
1276 wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1277 }
1278 }
1279
1280 // ----------------------------------------------------------------------------
1281 // frame title/icon
1282 // ----------------------------------------------------------------------------
1283
1284 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1285 {
1286 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1287
1288 if ( title == m_title )
1289 return;
1290
1291 m_title = title;
1292
1293 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1294 }
1295
1296 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1297 {
1298 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1299
1300 base_type::SetIcons(icons);
1301
1302 // Setting icons before window is realized can cause a GTK assertion if
1303 // another TLW is realized before this one, and it has this one as it's
1304 // transient parent. The life demo exibits this problem.
1305 if (gtk_widget_get_realized(m_widget))
1306 {
1307 GList* list = NULL;
1308 for (size_t i = icons.GetIconCount(); i--;)
1309 list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf());
1310 gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
1311 g_list_free(list);
1312 }
1313 }
1314
1315 // ----------------------------------------------------------------------------
1316 // frame state: maximized/iconized/normal
1317 // ----------------------------------------------------------------------------
1318
1319 void wxTopLevelWindowGTK::Maximize(bool maximize)
1320 {
1321 if (maximize)
1322 gtk_window_maximize( GTK_WINDOW( m_widget ) );
1323 else
1324 gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
1325 }
1326
1327 bool wxTopLevelWindowGTK::IsMaximized() const
1328 {
1329 GdkWindow* window = NULL;
1330 if (m_widget)
1331 window = gtk_widget_get_window(m_widget);
1332 return window && (gdk_window_get_state(window) & GDK_WINDOW_STATE_MAXIMIZED);
1333 }
1334
1335 void wxTopLevelWindowGTK::Restore()
1336 {
1337 // "Present" seems similar enough to "restore"
1338 gtk_window_present( GTK_WINDOW( m_widget ) );
1339 }
1340
1341 void wxTopLevelWindowGTK::Iconize( bool iconize )
1342 {
1343 if (iconize)
1344 gtk_window_iconify( GTK_WINDOW( m_widget ) );
1345 else
1346 gtk_window_deiconify( GTK_WINDOW( m_widget ) );
1347 }
1348
1349 bool wxTopLevelWindowGTK::IsIconized() const
1350 {
1351 return m_isIconized;
1352 }
1353
1354 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1355 {
1356 if ( iconize != m_isIconized )
1357 {
1358 m_isIconized = iconize;
1359 (void)SendIconizeEvent(iconize);
1360 }
1361 }
1362
1363 void wxTopLevelWindowGTK::AddGrab()
1364 {
1365 if (!m_grabbed)
1366 {
1367 m_grabbed = true;
1368 gtk_grab_add( m_widget );
1369 wxGUIEventLoop().Run();
1370 gtk_grab_remove( m_widget );
1371 }
1372 }
1373
1374 void wxTopLevelWindowGTK::RemoveGrab()
1375 {
1376 if (m_grabbed)
1377 {
1378 gtk_main_quit();
1379 m_grabbed = false;
1380 }
1381 }
1382
1383 bool wxTopLevelWindowGTK::IsActive()
1384 {
1385 return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1386 }
1387
1388 void wxTopLevelWindowGTK::RequestUserAttention(int flags)
1389 {
1390 bool new_hint_value = false;
1391
1392 // FIXME: This is a workaround to focus handling problem
1393 // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle
1394 // hasn't yet been processed, and the internal focus system is not up to date yet.
1395 // YieldFor(wxEVT_CATEGORY_UI) ensures the processing of it (hopefully it
1396 // won't have side effects) - MR
1397 wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);
1398
1399 if(m_urgency_hint >= 0)
1400 g_source_remove(m_urgency_hint);
1401
1402 m_urgency_hint = -2;
1403
1404 if( gtk_widget_get_realized(m_widget) && !IsActive() )
1405 {
1406 new_hint_value = true;
1407
1408 if (flags & wxUSER_ATTENTION_INFO)
1409 {
1410 m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this);
1411 } else {
1412 m_urgency_hint = -1;
1413 }
1414 }
1415
1416 gtk_window_set_urgency_hint(GTK_WINDOW(m_widget), new_hint_value);
1417 }
1418
1419 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
1420 {
1421 // Store which styles were changed
1422 long styleChanges = style ^ m_windowStyle;
1423
1424 // Process wxWindow styles. This also updates the internal variable
1425 // Therefore m_windowStyle bits carry now the _new_ style values
1426 wxWindow::SetWindowStyleFlag(style);
1427
1428 // just return for now if widget does not exist yet
1429 if (!m_widget)
1430 return;
1431
1432 if ( styleChanges & wxSTAY_ON_TOP )
1433 {
1434 gtk_window_set_keep_above(GTK_WINDOW(m_widget),
1435 m_windowStyle & wxSTAY_ON_TOP);
1436 }
1437
1438 if ( styleChanges & wxFRAME_NO_TASKBAR )
1439 {
1440 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget),
1441 m_windowStyle & wxFRAME_NO_TASKBAR);
1442 }
1443 }
1444
1445 bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha)
1446 {
1447 GdkWindow* window = NULL;
1448 if (m_widget)
1449 window = gtk_widget_get_window(m_widget);
1450 if (window == NULL)
1451 return false;
1452
1453 #ifdef GDK_WINDOWING_X11
1454 Display* dpy = GDK_WINDOW_XDISPLAY(window);
1455 Window win = GDK_WINDOW_XID(window);
1456
1457 // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay
1458 if (alpha == 0xff)
1459 XDeleteProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False));
1460 else
1461 {
1462 long opacity = alpha * 0x1010101L;
1463 XChangeProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False),
1464 XA_CARDINAL, 32, PropModeReplace,
1465 (unsigned char *) &opacity, 1L);
1466 }
1467 XSync(dpy, False);
1468 return true;
1469 #else // !GDK_WINDOWING_X11
1470 return false;
1471 #endif // GDK_WINDOWING_X11 / !GDK_WINDOWING_X11
1472 }
1473
1474 bool wxTopLevelWindowGTK::CanSetTransparent()
1475 {
1476 // allow to override automatic detection as it's far from perfect
1477 const wxString SYSOPT_TRANSPARENT = "gtk.tlw.can-set-transparent";
1478 if ( wxSystemOptions::HasOption(SYSOPT_TRANSPARENT) )
1479 {
1480 return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0;
1481 }
1482
1483 #ifdef __WXGTK3__
1484 return gtk_widget_is_composited(m_widget) != 0;
1485 #else
1486 #if GTK_CHECK_VERSION(2,10,0)
1487 if (!gtk_check_version(2,10,0))
1488 {
1489 return gtk_widget_is_composited(m_widget) != 0;
1490 }
1491 else
1492 #endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves
1493 {
1494 return false;
1495 }
1496 #endif // !__WXGTK3__
1497
1498 #if 0 // Don't be optimistic here for the sake of wxAUI
1499 int opcode, event, error;
1500 // Check for the existence of a RGBA visual instead?
1501 return XQueryExtension(gdk_x11_get_default_xdisplay (),
1502 "Composite", &opcode, &event, &error);
1503 #endif
1504 }
wxWidgets (Impactor)