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[wxWidgets.git] / src / gtk / toplevel.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/toplevel.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 // ============================================================================
14 // declarations
15 // ============================================================================
16
17 // ----------------------------------------------------------------------------
18 // headers
19 // ----------------------------------------------------------------------------
20
21 #ifdef __VMS
22 #define XIconifyWindow XICONIFYWINDOW
23 #endif
24
25 #include "wx/toplevel.h"
26
27 #ifndef WX_PRECOMP
28 #include "wx/log.h"
29 #include "wx/app.h"
30 #include "wx/dcclient.h"
31 #include "wx/dialog.h"
32 #include "wx/timer.h"
33 #include "wx/settings.h"
34 #include "wx/control.h"
35 #endif
36
37 #include "wx/gtk/private.h"
38 #include "wx/evtloop.h"
39
40 #include <glib.h>
41 #include <gdk/gdk.h>
42 #include <gtk/gtk.h>
43 #include <gdk/gdkkeysyms.h>
44 #include <gdk/gdkx.h>
45
46 #include "wx/gtk/win_gtk.h"
47
48 #include "wx/unix/utilsx11.h"
49
50 // XA_CARDINAL
51 #include <X11/Xatom.h>
52
53 // ----------------------------------------------------------------------------
54 // data
55 // ----------------------------------------------------------------------------
56
57 extern int g_openDialogs;
58 extern wxWindowGTK *g_delayedFocus;
59
60 // the frame that is currently active (i.e. its child has focus). It is
61 // used to generate wxActivateEvents
62 static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
63 static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
64
65 // if we detect that the app has got/lost the focus, we set this variable to
66 // either TRUE or FALSE and an activate event will be sent during the next
67 // OnIdle() call and it is reset to -1: this value means that we shouldn't
68 // send any activate events at all
69 static int g_sendActivateEvent = -1;
70
71 //-----------------------------------------------------------------------------
72 // RequestUserAttention related functions
73 //-----------------------------------------------------------------------------
74
75 extern "C" {
76 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
77 gboolean setting)
78 {
79 wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") );
80 GdkWindow *window = GTK_WIDGET(win)->window;
81 XWMHints *wm_hints;
82
83 wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window));
84
85 if (!wm_hints)
86 wm_hints = XAllocWMHints();
87
88 if (setting)
89 wm_hints->flags |= XUrgencyHint;
90 else
91 wm_hints->flags &= ~XUrgencyHint;
92
93 XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints);
94 XFree(wm_hints);
95 }
96
97 static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
98 {
99 #if GTK_CHECK_VERSION(2,7,0)
100 if(!gtk_check_version(2,7,0))
101 gtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
102 else
103 #endif
104 wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
105
106 win->m_urgency_hint = -2;
107 return FALSE;
108 }
109 }
110
111 //-----------------------------------------------------------------------------
112 // "focus_in_event"
113 //-----------------------------------------------------------------------------
114
115 extern "C" {
116 static gboolean gtk_frame_focus_in_callback( GtkWidget *widget,
117 GdkEvent *WXUNUSED(event),
118 wxTopLevelWindowGTK *win )
119 {
120 if (g_isIdle)
121 wxapp_install_idle_handler();
122
123 switch ( g_sendActivateEvent )
124 {
125 case -1:
126 // we've got focus from outside, synthetize wxActivateEvent
127 g_sendActivateEvent = 1;
128 break;
129
130 case 0:
131 // another our window just lost focus, it was already ours before
132 // - don't send any wxActivateEvent
133 g_sendActivateEvent = -1;
134 break;
135 }
136
137 g_activeFrame = win;
138 g_lastActiveFrame = g_activeFrame;
139
140 // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
141
142 // MR: wxRequestUserAttention related block
143 switch( win->m_urgency_hint )
144 {
145 default:
146 g_source_remove( win->m_urgency_hint );
147 // no break, fallthrough to remove hint too
148 case -1:
149 #if GTK_CHECK_VERSION(2,7,0)
150 if(!gtk_check_version(2,7,0))
151 gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
152 else
153 #endif
154 {
155 wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
156 }
157
158 win->m_urgency_hint = -2;
159 break;
160
161 case -2: break;
162 }
163
164 wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
165 wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
166 event.SetEventObject(g_activeFrame);
167 g_activeFrame->GetEventHandler()->ProcessEvent(event);
168
169 return FALSE;
170 }
171 }
172
173 //-----------------------------------------------------------------------------
174 // "focus_out_event"
175 //-----------------------------------------------------------------------------
176
177 extern "C" {
178 static gboolean gtk_frame_focus_out_callback( GtkWidget *widget,
179 GdkEventFocus *WXUNUSED(gdk_event),
180 wxTopLevelWindowGTK *win )
181 {
182 if (g_isIdle)
183 wxapp_install_idle_handler();
184
185 // if the focus goes out of our app alltogether, OnIdle() will send
186 // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
187 // g_sendActivateEvent to -1
188 g_sendActivateEvent = 0;
189
190 // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
191
192 // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
193
194 if (g_activeFrame)
195 {
196 wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
197 wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId());
198 event.SetEventObject(g_activeFrame);
199 g_activeFrame->GetEventHandler()->ProcessEvent(event);
200
201 g_activeFrame = NULL;
202 }
203
204 return FALSE;
205 }
206 }
207
208 //-----------------------------------------------------------------------------
209 // "focus" from m_window
210 //-----------------------------------------------------------------------------
211
212 extern "C" {
213 static gboolean gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
214 {
215 if (g_isIdle)
216 wxapp_install_idle_handler();
217
218 // This disables GTK's tab traversal
219 g_signal_stop_emission_by_name (widget, "focus");
220 return TRUE;
221 }
222 }
223
224 //-----------------------------------------------------------------------------
225 // "size_allocate"
226 //-----------------------------------------------------------------------------
227
228 extern "C" {
229 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
230 {
231 if (g_isIdle)
232 wxapp_install_idle_handler();
233
234 if (!win->m_hasVMT)
235 return;
236
237 if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
238 {
239 /*
240 wxPrintf( "OnSize from " );
241 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
242 wxPrintf( win->GetClassInfo()->GetClassName() );
243 wxPrintf( " %d %d %d %d\n", (int)alloc->x,
244 (int)alloc->y,
245 (int)alloc->width,
246 (int)alloc->height );
247 */
248
249 win->m_width = alloc->width;
250 win->m_height = alloc->height;
251 win->GtkUpdateSize();
252 }
253 }
254 }
255
256 //-----------------------------------------------------------------------------
257 // "delete_event"
258 //-----------------------------------------------------------------------------
259
260 extern "C" {
261 static gboolean
262 gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget),
263 GdkEvent *WXUNUSED(event),
264 wxTopLevelWindowGTK *win )
265 {
266 if (g_isIdle)
267 wxapp_install_idle_handler();
268
269 if (win->IsEnabled() &&
270 (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
271 win->IsGrabbed()))
272 win->Close();
273
274 return TRUE;
275 }
276 }
277
278
279 //-----------------------------------------------------------------------------
280 // "configure_event"
281 //-----------------------------------------------------------------------------
282
283 extern "C" {
284 static gboolean
285 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget),
286 GdkEventConfigure *WXUNUSED(event),
287 wxTopLevelWindowGTK *win )
288 {
289 if (g_isIdle)
290 wxapp_install_idle_handler();
291
292 if (!win->m_hasVMT || !win->IsShown())
293 return FALSE;
294
295
296 int x = 0;
297 int y = 0;
298 gdk_window_get_root_origin( win->m_widget->window, &x, &y );
299 win->m_x = x;
300 win->m_y = y;
301
302 wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
303 mevent.SetEventObject( win );
304 win->GetEventHandler()->ProcessEvent( mevent );
305
306 return FALSE;
307 }
308 }
309
310 //-----------------------------------------------------------------------------
311 // "realize" from m_widget
312 //-----------------------------------------------------------------------------
313
314 // we cannot MWM hints and icons before the widget has been realized,
315 // so we do this directly after realization
316
317 extern "C" {
318 static void
319 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
320 wxTopLevelWindowGTK *win )
321 {
322 if (g_isIdle)
323 wxapp_install_idle_handler();
324
325 // All this is for Motif Window Manager "hints" and is supposed to be
326 // recognized by other WM as well. Not tested.
327 gdk_window_set_decorations(win->m_widget->window,
328 (GdkWMDecoration)win->m_gdkDecor);
329 gdk_window_set_functions(win->m_widget->window,
330 (GdkWMFunction)win->m_gdkFunc);
331
332 // GTK's shrinking/growing policy
333 if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
334 gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE);
335 else
336 gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
337
338 // reset the icon
339 wxIconBundle iconsOld = win->GetIcons();
340 if ( iconsOld.GetIcon(-1).Ok() )
341 {
342 win->SetIcon( wxNullIcon );
343 win->SetIcons( iconsOld );
344 }
345 }
346 }
347
348 //-----------------------------------------------------------------------------
349 // "map_event" from m_widget
350 //-----------------------------------------------------------------------------
351
352 extern "C" {
353 static void
354 gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
355 GdkEvent * WXUNUSED(event),
356 wxTopLevelWindow *win )
357 {
358 win->SetIconizeState(false);
359 }
360 }
361
362 //-----------------------------------------------------------------------------
363 // "unmap_event" from m_widget
364 //-----------------------------------------------------------------------------
365
366 extern "C" {
367 static void
368 gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
369 GdkEvent * WXUNUSED(event),
370 wxTopLevelWindow *win )
371 {
372 win->SetIconizeState(true);
373 }
374 }
375
376 //-----------------------------------------------------------------------------
377 // "expose_event" of m_client
378 //-----------------------------------------------------------------------------
379
380 extern "C" {
381 static gboolean
382 gtk_window_expose_callback( GtkWidget *widget,
383 GdkEventExpose *gdk_event,
384 wxWindow *win )
385 {
386 GtkPizza *pizza = GTK_PIZZA(widget);
387
388 gtk_paint_flat_box (win->m_widget->style,
389 pizza->bin_window, GTK_STATE_NORMAL,
390 GTK_SHADOW_NONE,
391 &gdk_event->area,
392 win->m_widget,
393 (char *)"base",
394 0, 0, -1, -1);
395
396 return FALSE;
397 }
398 }
399
400 // ----------------------------------------------------------------------------
401 // wxTopLevelWindowGTK itself
402 // ----------------------------------------------------------------------------
403
404 //-----------------------------------------------------------------------------
405 // InsertChild for wxTopLevelWindowGTK
406 //-----------------------------------------------------------------------------
407
408 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
409 * C++ has no virtual methods in a constructor. We have to emulate a
410 * virtual function here as wxWidgets requires different ways to insert
411 * a child in container classes. */
412
413 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
414 {
415 wxASSERT( GTK_IS_WIDGET(child->m_widget) );
416
417 if (!parent->m_insertInClientArea)
418 {
419 // these are outside the client area
420 wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent;
421 gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
422 GTK_WIDGET(child->m_widget),
423 child->m_x,
424 child->m_y,
425 child->m_width,
426 child->m_height );
427 }
428 else
429 {
430 // these are inside the client area
431 gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
432 GTK_WIDGET(child->m_widget),
433 child->m_x,
434 child->m_y,
435 child->m_width,
436 child->m_height );
437 }
438
439 // resize on OnInternalIdle
440 parent->GtkUpdateSize();
441 }
442
443 // ----------------------------------------------------------------------------
444 // wxTopLevelWindowGTK creation
445 // ----------------------------------------------------------------------------
446
447 void wxTopLevelWindowGTK::Init()
448 {
449 m_sizeSet = false;
450 m_miniEdge = 0;
451 m_miniTitle = 0;
452 m_mainWidget = (GtkWidget*) NULL;
453 m_insertInClientArea = true;
454 m_isIconized = false;
455 m_fsIsShowing = false;
456 m_themeEnabled = true;
457 m_gdkDecor = m_gdkFunc = 0;
458 m_grabbed = false;
459
460 m_urgency_hint = -2;
461 }
462
463 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
464 wxWindowID id,
465 const wxString& title,
466 const wxPoint& pos,
467 const wxSize& sizeOrig,
468 long style,
469 const wxString &name )
470 {
471 // always create a frame of some reasonable, even if arbitrary, size (at
472 // least for MSW compatibility)
473 wxSize size = sizeOrig;
474 size.x = WidthDefault(size.x);
475 size.y = HeightDefault(size.y);
476
477 wxTopLevelWindows.Append( this );
478
479 m_needParent = false;
480
481 if (!PreCreation( parent, pos, size ) ||
482 !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
483 {
484 wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
485 return false;
486 }
487
488 m_title = title;
489
490 m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
491
492 // NB: m_widget may be !=NULL if it was created by derived class' Create,
493 // e.g. in wxTaskBarIconAreaGTK
494 if (m_widget == NULL)
495 {
496 if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
497 {
498 m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
499 // Tell WM that this is a dialog window and make it center
500 // on parent by default (this is what GtkDialog ctor does):
501 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
502 GDK_WINDOW_TYPE_HINT_DIALOG);
503 gtk_window_set_position(GTK_WINDOW(m_widget),
504 GTK_WIN_POS_CENTER_ON_PARENT);
505 }
506 else
507 {
508 m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
509 #if GTK_CHECK_VERSION(2,1,0)
510 if (!gtk_check_version(2,1,0))
511 {
512 if (style & wxFRAME_TOOL_WINDOW)
513 {
514 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
515 GDK_WINDOW_TYPE_HINT_UTILITY);
516
517 // On some WMs, like KDE, a TOOL_WINDOW will still show
518 // on the taskbar, but on Gnome a TOOL_WINDOW will not.
519 // For consistency between WMs and with Windows, we
520 // should set the NO_TASKBAR flag which will apply
521 // the set_skip_taskbar_hint if it is available,
522 // ensuring no taskbar entry will appear.
523 style |= wxFRAME_NO_TASKBAR;
524 }
525 }
526 #endif
527 }
528 }
529
530 wxWindow *topParent = wxGetTopLevelParent(m_parent);
531 if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
532 (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
533 (style & wxFRAME_FLOAT_ON_PARENT)))
534 {
535 gtk_window_set_transient_for( GTK_WINDOW(m_widget),
536 GTK_WINDOW(topParent->m_widget) );
537 }
538
539 #if GTK_CHECK_VERSION(2,2,0)
540 if (!gtk_check_version(2,2,0))
541 {
542 if (style & wxFRAME_NO_TASKBAR)
543 {
544 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE);
545 }
546 }
547 #endif
548
549 #ifdef __WXGTK24__
550 if (!gtk_check_version(2,4,0))
551 {
552 if (style & wxSTAY_ON_TOP)
553 {
554 gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
555 }
556 }
557 #endif
558
559 #if 0
560 if (!name.empty())
561 gtk_window_set_role( GTK_WINDOW(m_widget), wxGTK_CONV( name ) );
562 #endif
563
564 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
565 GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
566
567 g_signal_connect (m_widget, "delete_event",
568 G_CALLBACK (gtk_frame_delete_callback), this);
569
570 // m_mainWidget holds the toolbar, the menubar and the client area
571 m_mainWidget = gtk_pizza_new();
572 gtk_widget_show( m_mainWidget );
573 GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
574 gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
575
576 if (m_miniEdge == 0) // wxMiniFrame has its own version.
577 {
578 // For m_mainWidget themes
579 g_signal_connect (m_mainWidget, "expose_event",
580 G_CALLBACK (gtk_window_expose_callback), this);
581 }
582
583 // m_wxwindow only represents the client area without toolbar and menubar
584 m_wxwindow = gtk_pizza_new();
585 gtk_widget_show( m_wxwindow );
586 gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
587
588 // we donm't allow the frame to get the focus as otherwise
589 // the frame will grab it at arbitrary focus changes
590 GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
591
592 if (m_parent) m_parent->AddChild( this );
593
594 // the user resized the frame by dragging etc.
595 g_signal_connect (m_widget, "size_allocate",
596 G_CALLBACK (gtk_frame_size_callback), this);
597
598 PostCreation();
599
600 if ((m_x != -1) || (m_y != -1))
601 gtk_widget_set_uposition( m_widget, m_x, m_y );
602
603 gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
604
605 // we cannot set MWM hints and icons before the widget has
606 // been realized, so we do this directly after realization
607 g_signal_connect (m_widget, "realize",
608 G_CALLBACK (gtk_frame_realized_callback), this);
609
610 // map and unmap for iconized state
611 g_signal_connect (m_widget, "map_event",
612 G_CALLBACK (gtk_frame_map_callback), this);
613 g_signal_connect (m_widget, "unmap_event",
614 G_CALLBACK (gtk_frame_unmap_callback), this);
615
616 // the only way to get the window size is to connect to this event
617 g_signal_connect (m_widget, "configure_event",
618 G_CALLBACK (gtk_frame_configure_callback), this);
619
620 // disable native tab traversal
621 g_signal_connect (m_widget, "focus",
622 G_CALLBACK (gtk_frame_focus_callback), this);
623
624 // activation
625 g_signal_connect_after (m_widget, "focus_in_event",
626 G_CALLBACK (gtk_frame_focus_in_callback), this);
627 g_signal_connect_after (m_widget, "focus_out_event",
628 G_CALLBACK (gtk_frame_focus_out_callback), this);
629
630 // decorations
631 if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
632 {
633 m_gdkDecor = 0;
634 m_gdkFunc = 0;
635 }
636 else
637 {
638 m_gdkDecor = (long) GDK_DECOR_BORDER;
639 m_gdkFunc = (long) GDK_FUNC_MOVE;
640
641 // All this is for Motif Window Manager "hints" and is supposed to be
642 // recognized by other WMs as well.
643 if ((style & wxCAPTION) != 0)
644 {
645 m_gdkDecor |= GDK_DECOR_TITLE;
646 }
647 if ((style & wxCLOSE_BOX) != 0)
648 {
649 m_gdkFunc |= GDK_FUNC_CLOSE;
650 }
651 if ((style & wxSYSTEM_MENU) != 0)
652 {
653 m_gdkDecor |= GDK_DECOR_MENU;
654 }
655 if ((style & wxMINIMIZE_BOX) != 0)
656 {
657 m_gdkFunc |= GDK_FUNC_MINIMIZE;
658 m_gdkDecor |= GDK_DECOR_MINIMIZE;
659 }
660 if ((style & wxMAXIMIZE_BOX) != 0)
661 {
662 m_gdkFunc |= GDK_FUNC_MAXIMIZE;
663 m_gdkDecor |= GDK_DECOR_MAXIMIZE;
664 }
665 if ((style & wxRESIZE_BORDER) != 0)
666 {
667 m_gdkFunc |= GDK_FUNC_RESIZE;
668 m_gdkDecor |= GDK_DECOR_RESIZEH;
669 }
670 }
671
672 return true;
673 }
674
675 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
676 {
677 if (m_grabbed)
678 {
679 wxFAIL_MSG(_T("Window still grabbed"));
680 RemoveGrab();
681 }
682
683 m_isBeingDeleted = true;
684
685 // it may also be GtkScrolledWindow in the case of an MDI child
686 if (GTK_IS_WINDOW(m_widget))
687 {
688 gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
689 }
690
691 if (g_activeFrame == this)
692 g_activeFrame = NULL;
693 if (g_lastActiveFrame == this)
694 g_lastActiveFrame = NULL;
695 }
696
697
698
699 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
700 {
701 if (show == m_fsIsShowing)
702 return false; // return what?
703
704 m_fsIsShowing = show;
705
706 wxX11FullScreenMethod method =
707 wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
708 (WXWindow)GDK_ROOT_WINDOW());
709
710 #if GTK_CHECK_VERSION(2,2,0)
711 // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
712 // to switch to fullscreen, which is not always available. We must
713 // check if WM supports the spec and use legacy methods if it
714 // doesn't.
715 if ( (method == wxX11_FS_WMSPEC) && !gtk_check_version(2,2,0) )
716 {
717 if (show)
718 gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
719 else
720 gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
721 }
722 else
723 #endif // GTK+ >= 2.2.0
724 {
725 GdkWindow *window = m_widget->window;
726
727 if (show)
728 {
729 m_fsSaveFlag = style;
730 GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
731 GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
732
733 int screen_width,screen_height;
734 wxDisplaySize( &screen_width, &screen_height );
735
736 gint client_x, client_y, root_x, root_y;
737 gint width, height;
738
739 if (method != wxX11_FS_WMSPEC)
740 {
741 // don't do it always, Metacity hates it
742 m_fsSaveGdkFunc = m_gdkFunc;
743 m_fsSaveGdkDecor = m_gdkDecor;
744 m_gdkFunc = m_gdkDecor = 0;
745 gdk_window_set_decorations(window, (GdkWMDecoration)0);
746 gdk_window_set_functions(window, (GdkWMFunction)0);
747 }
748
749 gdk_window_get_origin (m_widget->window, &root_x, &root_y);
750 gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
751 &width, &height, NULL);
752
753 gdk_window_move_resize (m_widget->window, -client_x, -client_y,
754 screen_width + 1, screen_height + 1);
755
756 wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
757 (WXWindow)GDK_ROOT_WINDOW(),
758 (WXWindow)GDK_WINDOW_XWINDOW(window),
759 show, &m_fsSaveFrame, method);
760 }
761 else // hide
762 {
763 if (method != wxX11_FS_WMSPEC)
764 {
765 // don't do it always, Metacity hates it
766 m_gdkFunc = m_fsSaveGdkFunc;
767 m_gdkDecor = m_fsSaveGdkDecor;
768 gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
769 gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
770 }
771
772 wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
773 (WXWindow)GDK_ROOT_WINDOW(),
774 (WXWindow)GDK_WINDOW_XWINDOW(window),
775 show, &m_fsSaveFrame, method);
776
777 SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
778 m_fsSaveFrame.width, m_fsSaveFrame.height);
779 }
780 }
781
782 // documented behaviour is to show the window if it's still hidden when
783 // showing it full screen
784 if ( show && !IsShown() )
785 Show();
786
787 return true;
788 }
789
790 // ----------------------------------------------------------------------------
791 // overridden wxWindow methods
792 // ----------------------------------------------------------------------------
793
794 bool wxTopLevelWindowGTK::Show( bool show )
795 {
796 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
797
798 if (show && !m_sizeSet)
799 {
800 /* by calling GtkOnSize here, we don't have to call
801 either after showing the frame, which would entail
802 much ugly flicker or from within the size_allocate
803 handler, because GTK 1.1.X forbids that. */
804
805 GtkOnSize( m_x, m_y, m_width, m_height );
806 }
807
808 if (show)
809 gtk_widget_set_uposition( m_widget, m_x, m_y );
810
811 return wxWindow::Show( show );
812 }
813
814 void wxTopLevelWindowGTK::Raise()
815 {
816 gtk_window_present( GTK_WINDOW( m_widget ) );
817 }
818
819 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
820 {
821 wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
822 }
823
824 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
825 {
826 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
827
828 // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
829 wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
830
831 // avoid recursions
832 if (m_resizing)
833 return;
834 m_resizing = true;
835
836 int old_x = m_x;
837 int old_y = m_y;
838
839 int old_width = m_width;
840 int old_height = m_height;
841
842 if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
843 {
844 if (x != -1) m_x = x;
845 if (y != -1) m_y = y;
846 }
847 else
848 {
849 m_x = x;
850 m_y = y;
851 }
852 if (width != -1) m_width = width;
853 if (height != -1) m_height = height;
854
855 /*
856 if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
857 {
858 if (width == -1) m_width = 80;
859 }
860
861 if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
862 {
863 if (height == -1) m_height = 26;
864 }
865 */
866
867 int minWidth = GetMinWidth(),
868 minHeight = GetMinHeight(),
869 maxWidth = GetMaxWidth(),
870 maxHeight = GetMaxHeight();
871
872 #ifdef __WXGPE__
873 // GPE's window manager doesn't like size hints
874 // at all, esp. when the user has to use the
875 // virtual keyboard.
876 minWidth = -1;
877 minHeight = -1;
878 maxWidth = -1;
879 maxHeight = -1;
880 #endif
881
882 if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
883 if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
884 if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
885 if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
886
887 if ((m_x != -1) || (m_y != -1))
888 {
889 if ((m_x != old_x) || (m_y != old_y))
890 {
891 gtk_widget_set_uposition( m_widget, m_x, m_y );
892 }
893 }
894
895 if ((m_width != old_width) || (m_height != old_height))
896 {
897 if (m_widget->window)
898 gdk_window_resize( m_widget->window, m_width, m_height );
899 else
900 gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
901
902 /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
903 done either directly before the frame is shown or in idle time
904 so that different calls to SetSize() don't lead to flicker. */
905 m_sizeSet = false;
906 }
907
908 m_resizing = false;
909 }
910
911 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
912 {
913 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
914
915 wxWindow::DoGetClientSize( width, height );
916 if (height)
917 {
918 // mini edge
919 *height -= m_miniEdge*2 + m_miniTitle;
920 }
921 if (width)
922 {
923 *width -= m_miniEdge*2;
924 }
925 }
926
927 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
928 {
929 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
930
931 DoSetSize(-1, -1,
932 width + m_miniEdge*2, height + m_miniEdge*2 + m_miniTitle, 0);
933 }
934
935 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
936 int width, int height )
937 {
938 // due to a bug in gtk, x,y are always 0
939 // m_x = x;
940 // m_y = y;
941
942 // avoid recursions
943 if (m_resizing) return;
944 m_resizing = true;
945
946 if ( m_wxwindow == NULL ) return;
947
948 m_width = width;
949 m_height = height;
950
951 /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
952 wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
953 set in wxFrame::Create so it is used to check what kind of frame we
954 have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
955 skip the part which handles m_frameMenuBar, m_frameToolBar and (most
956 importantly) m_mainWidget */
957
958 int minWidth = GetMinWidth(),
959 minHeight = GetMinHeight(),
960 maxWidth = GetMaxWidth(),
961 maxHeight = GetMaxHeight();
962
963 #ifdef __WXGPE__
964 // GPE's window manager doesn't like size hints
965 // at all, esp. when the user has to use the
966 // virtual keyboard.
967 minWidth = -1;
968 minHeight = -1;
969 maxWidth = -1;
970 maxHeight = -1;
971 #endif
972
973 if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
974 if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
975 if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
976 if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
977
978 if (m_mainWidget)
979 {
980 // set size hints
981 gint flag = 0; // GDK_HINT_POS;
982 GdkGeometry geom;
983
984 if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
985 if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
986
987 geom.min_width = minWidth;
988 geom.min_height = minHeight;
989
990 // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
991 // maxHeight or maxWidth is set, we must set them both, else the
992 // remaining -1 will be taken literally.
993
994 // I'm certain this also happens elsewhere, and is the probable
995 // cause of other such things as:
996 // Gtk-WARNING **: gtk_widget_size_allocate():
997 // attempt to allocate widget with width 65535 and height 600
998 // but I don't have time to track them all now..
999 //
1000 // Really we need to encapulate all this height/width business and
1001 // stop any old method from ripping at the members directly and
1002 // scattering -1's without regard for who might resolve them later.
1003
1004 geom.max_width = ( maxHeight == -1 ) ? maxWidth
1005 : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
1006 : maxWidth ;
1007
1008 geom.max_height = ( maxWidth == -1 ) ? maxHeight // ( == -1 here )
1009 : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
1010 : maxHeight ;
1011
1012 gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
1013 (GtkWidget*) NULL,
1014 &geom,
1015 (GdkWindowHints) flag );
1016
1017 /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
1018 * menubar, the toolbar and the client area, which is represented by
1019 * m_wxwindow.
1020 * this hurts in the eye, but I don't want to call SetSize()
1021 * because I don't want to call any non-native functions here. */
1022
1023 int client_x = m_miniEdge;
1024 int client_y = m_miniEdge + m_miniTitle;
1025 int client_w = m_width - 2*m_miniEdge;
1026 int client_h = m_height - 2*m_miniEdge - m_miniTitle;
1027
1028 gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
1029 m_wxwindow,
1030 client_x, client_y, client_w, client_h );
1031 }
1032 else
1033 {
1034 // If there is no m_mainWidget between m_widget and m_wxwindow there
1035 // is no need to set the size or position of m_wxwindow.
1036 }
1037
1038 m_sizeSet = true;
1039
1040 // send size event to frame
1041 wxSizeEvent event( wxSize(m_width,m_height), GetId() );
1042 event.SetEventObject( this );
1043 GetEventHandler()->ProcessEvent( event );
1044
1045 m_resizing = false;
1046 }
1047
1048 void wxTopLevelWindowGTK::OnInternalIdle()
1049 {
1050 if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
1051 {
1052 GtkOnSize( m_x, m_y, m_width, m_height );
1053
1054 // we'll come back later
1055 if (g_isIdle)
1056 wxapp_install_idle_handler();
1057 return;
1058 }
1059
1060 // set the focus if not done yet and if we can already do it
1061 if ( GTK_WIDGET_REALIZED(m_wxwindow) )
1062 {
1063 if ( g_delayedFocus &&
1064 wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
1065 {
1066 wxLogTrace(_T("focus"),
1067 _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
1068 g_delayedFocus->GetClassInfo()->GetClassName(),
1069 g_delayedFocus->GetLabel().c_str());
1070
1071 g_delayedFocus->SetFocus();
1072 g_delayedFocus = NULL;
1073 }
1074 }
1075
1076 wxWindow::OnInternalIdle();
1077
1078 // Synthetize activate events.
1079 if ( g_sendActivateEvent != -1 )
1080 {
1081 bool activate = g_sendActivateEvent != 0;
1082
1083 // if (!activate) wxPrintf( wxT("de") );
1084 // wxPrintf( wxT("activate\n") );
1085
1086 // do it only once
1087 g_sendActivateEvent = -1;
1088
1089 wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1090 }
1091 }
1092
1093 // ----------------------------------------------------------------------------
1094 // frame title/icon
1095 // ----------------------------------------------------------------------------
1096
1097 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1098 {
1099 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1100
1101 if ( title == m_title )
1102 return;
1103
1104 m_title = title;
1105
1106 gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1107 }
1108
1109 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
1110 {
1111 SetIcons( wxIconBundle( icon ) );
1112 }
1113
1114 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1115 {
1116 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1117
1118 wxTopLevelWindowBase::SetIcons( icons );
1119
1120 GList *list = NULL;
1121 size_t max = icons.m_icons.GetCount();
1122
1123 for (size_t i = 0; i < max; i++)
1124 {
1125 if (icons.m_icons[i].Ok())
1126 {
1127 list = g_list_prepend(list, icons.m_icons[i].GetPixbuf());
1128 }
1129 }
1130 gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
1131 g_list_free(list);
1132 }
1133
1134 // ----------------------------------------------------------------------------
1135 // frame state: maximized/iconized/normal
1136 // ----------------------------------------------------------------------------
1137
1138 void wxTopLevelWindowGTK::Maximize(bool maximize)
1139 {
1140 if (maximize)
1141 gtk_window_maximize( GTK_WINDOW( m_widget ) );
1142 else
1143 gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
1144 }
1145
1146 bool wxTopLevelWindowGTK::IsMaximized() const
1147 {
1148 if(!m_widget->window)
1149 return false;
1150
1151 return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED;
1152 }
1153
1154 void wxTopLevelWindowGTK::Restore()
1155 {
1156 // "Present" seems similar enough to "restore"
1157 gtk_window_present( GTK_WINDOW( m_widget ) );
1158 }
1159
1160 void wxTopLevelWindowGTK::Iconize( bool iconize )
1161 {
1162 if (iconize)
1163 gtk_window_iconify( GTK_WINDOW( m_widget ) );
1164 else
1165 gtk_window_deiconify( GTK_WINDOW( m_widget ) );
1166 }
1167
1168 bool wxTopLevelWindowGTK::IsIconized() const
1169 {
1170 return m_isIconized;
1171 }
1172
1173 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1174 {
1175 if ( iconize != m_isIconized )
1176 {
1177 m_isIconized = iconize;
1178 (void)SendIconizeEvent(iconize);
1179 }
1180 }
1181
1182 void wxTopLevelWindowGTK::AddGrab()
1183 {
1184 if (!m_grabbed)
1185 {
1186 m_grabbed = true;
1187 gtk_grab_add( m_widget );
1188 wxEventLoop().Run();
1189 gtk_grab_remove( m_widget );
1190 }
1191 }
1192
1193 void wxTopLevelWindowGTK::RemoveGrab()
1194 {
1195 if (m_grabbed)
1196 {
1197 gtk_main_quit();
1198 m_grabbed = false;
1199 }
1200 }
1201
1202
1203 // helper
1204 static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
1205 {
1206 if (window)
1207 {
1208 if (region.IsEmpty())
1209 {
1210 gdk_window_shape_combine_mask(window, NULL, 0, 0);
1211 }
1212 else
1213 {
1214 gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
1215 return true;
1216 }
1217 }
1218 return false;
1219 }
1220
1221
1222 bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
1223 {
1224 wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
1225 _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1226
1227 GdkWindow *window = NULL;
1228 if (m_wxwindow)
1229 {
1230 window = GTK_PIZZA(m_wxwindow)->bin_window;
1231 do_shape_combine_region(window, region);
1232 }
1233 window = m_widget->window;
1234 return do_shape_combine_region(window, region);
1235 }
1236
1237 bool wxTopLevelWindowGTK::IsActive()
1238 {
1239 return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1240 }
1241
1242 void wxTopLevelWindowGTK::RequestUserAttention(int flags)
1243 {
1244 bool new_hint_value = false;
1245
1246 // FIXME: This is a workaround to focus handling problem
1247 // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't
1248 // yet been processed, and the internal focus system is not up to date yet.
1249 // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR
1250 ::wxYieldIfNeeded();
1251
1252 if(m_urgency_hint >= 0)
1253 g_source_remove(m_urgency_hint);
1254
1255 m_urgency_hint = -2;
1256
1257 if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() )
1258 {
1259 new_hint_value = true;
1260
1261 if (flags & wxUSER_ATTENTION_INFO)
1262 {
1263 m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this);
1264 } else {
1265 m_urgency_hint = -1;
1266 }
1267 }
1268
1269 #if GTK_CHECK_VERSION(2,7,0)
1270 if(!gtk_check_version(2,7,0))
1271 gtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
1272 else
1273 #endif
1274 wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
1275 }
1276
1277 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
1278 {
1279 #if defined(__WXGTK24__) || GTK_CHECK_VERSION(2,2,0)
1280 // Store which styles were changed
1281 long styleChanges = style ^ m_windowStyle;
1282 #endif
1283
1284 // Process wxWindow styles. This also updates the internal variable
1285 // Therefore m_windowStyle bits carry now the _new_ style values
1286 wxWindow::SetWindowStyleFlag(style);
1287
1288 // just return for now if widget does not exist yet
1289 if (!m_widget)
1290 return;
1291
1292 #ifdef __WXGTK24__
1293 if ( (styleChanges & wxSTAY_ON_TOP) && !gtk_check_version(2,4,0) )
1294 gtk_window_set_keep_above(GTK_WINDOW(m_widget), m_windowStyle & wxSTAY_ON_TOP);
1295 #endif // GTK+ 2.4
1296 #if GTK_CHECK_VERSION(2,2,0)
1297 if ( (styleChanges & wxFRAME_NO_TASKBAR) && !gtk_check_version(2,2,0) )
1298 {
1299 gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), m_windowStyle & wxFRAME_NO_TASKBAR);
1300 }
1301 #endif // GTK+ 2.2
1302 }