Support wxFULLSCREEN_NOMENUBAR
[wxWidgets.git] / src / gtk / frame.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/frame.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 #include "wx/frame.h"
14
15 #ifndef WX_PRECOMP
16 #include "wx/menu.h"
17 #include "wx/toolbar.h"
18 #include "wx/statusbr.h"
19 #endif // WX_PRECOMP
20
21 #include "wx/gtk/private.h"
22 #include "wx/gtk/win_gtk.h"
23
24 // ----------------------------------------------------------------------------
25 // constants
26 // ----------------------------------------------------------------------------
27
28 static const int wxSTATUS_HEIGHT = 25;
29 static const int wxPLACE_HOLDER = 0;
30
31 // ----------------------------------------------------------------------------
32 // event tables
33 // ----------------------------------------------------------------------------
34
35 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
36
37 // ============================================================================
38 // implementation
39 // ============================================================================
40
41 // ----------------------------------------------------------------------------
42 // GTK callbacks
43 // ----------------------------------------------------------------------------
44
45 #if wxUSE_MENUS_NATIVE
46
47 //-----------------------------------------------------------------------------
48 // "child_attached" of menu bar
49 //-----------------------------------------------------------------------------
50
51 extern "C" {
52 static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
53 {
54 if (!win->m_hasVMT) return;
55
56 win->m_menuBarDetached = false;
57 win->GtkUpdateSize();
58 }
59 }
60
61 //-----------------------------------------------------------------------------
62 // "child_detached" of menu bar
63 //-----------------------------------------------------------------------------
64
65 extern "C" {
66 static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
67 {
68 if (g_isIdle)
69 wxapp_install_idle_handler();
70
71 if (!win->m_hasVMT) return;
72
73 // Raise the client area area
74 gdk_window_raise( win->m_wxwindow->window );
75
76 win->m_menuBarDetached = true;
77 win->GtkUpdateSize();
78 }
79 }
80
81 #endif // wxUSE_MENUS_NATIVE
82
83 #if wxUSE_TOOLBAR
84 //-----------------------------------------------------------------------------
85 // "child_attached" of tool bar
86 //-----------------------------------------------------------------------------
87
88 extern "C" {
89 static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
90 {
91 if (!win->m_hasVMT) return;
92
93 win->m_toolBarDetached = false;
94 win->GtkUpdateSize();
95 }
96 }
97
98 //-----------------------------------------------------------------------------
99 // "child_detached" of tool bar
100 //-----------------------------------------------------------------------------
101
102 extern "C" {
103 static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
104 {
105 if (g_isIdle)
106 wxapp_install_idle_handler();
107
108 if (!win->m_hasVMT) return;
109
110 // Raise the client area area
111 gdk_window_raise( win->m_wxwindow->window );
112
113 win->m_toolBarDetached = true;
114 win->GtkUpdateSize();
115 }
116 }
117 #endif // wxUSE_TOOLBAR
118
119
120 // ----------------------------------------------------------------------------
121 // wxFrame itself
122 // ----------------------------------------------------------------------------
123
124 //-----------------------------------------------------------------------------
125 // InsertChild for wxFrame
126 //-----------------------------------------------------------------------------
127
128 /* Callback for wxFrame. This very strange beast has to be used because
129 * C++ has no virtual methods in a constructor. We have to emulate a
130 * virtual function here as wxWidgets requires different ways to insert
131 * a child in container classes. */
132
133 static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
134 {
135 wxASSERT( GTK_IS_WIDGET(child->m_widget) );
136
137 if (!parent->m_insertInClientArea)
138 {
139 // These are outside the client area
140 wxFrame* frame = (wxFrame*) parent;
141 gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
142 GTK_WIDGET(child->m_widget),
143 child->m_x,
144 child->m_y,
145 child->m_width,
146 child->m_height );
147
148 #if wxUSE_TOOLBAR_NATIVE
149 // We connect to these events for recalculating the client area
150 // space when the toolbar is floating
151 if (wxIS_KIND_OF(child,wxToolBar))
152 {
153 wxToolBar *toolBar = (wxToolBar*) child;
154 if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
155 {
156 g_signal_connect (toolBar->m_widget, "child_attached",
157 G_CALLBACK (gtk_toolbar_attached_callback),
158 parent);
159 g_signal_connect (toolBar->m_widget, "child_detached",
160 G_CALLBACK (gtk_toolbar_detached_callback),
161 parent);
162 }
163 }
164 #endif // wxUSE_TOOLBAR
165 }
166 else
167 {
168 // These are inside the client area
169 gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
170 GTK_WIDGET(child->m_widget),
171 child->m_x,
172 child->m_y,
173 child->m_width,
174 child->m_height );
175 }
176 }
177
178 // ----------------------------------------------------------------------------
179 // wxFrame creation
180 // ----------------------------------------------------------------------------
181
182 void wxFrame::Init()
183 {
184 m_menuBarDetached = false;
185 m_toolBarDetached = false;
186 m_menuBarHeight = 2;
187 }
188
189 bool wxFrame::Create( wxWindow *parent,
190 wxWindowID id,
191 const wxString& title,
192 const wxPoint& pos,
193 const wxSize& sizeOrig,
194 long style,
195 const wxString &name )
196 {
197 bool rt = wxTopLevelWindow::Create(parent, id, title, pos, sizeOrig,
198 style, name);
199 m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
200
201 return rt;
202 }
203
204 wxFrame::~wxFrame()
205 {
206 m_isBeingDeleted = true;
207 DeleteAllBars();
208 }
209
210 // ----------------------------------------------------------------------------
211 // overridden wxWindow methods
212 // ----------------------------------------------------------------------------
213
214 void wxFrame::DoGetClientSize( int *width, int *height ) const
215 {
216 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
217
218 wxTopLevelWindow::DoGetClientSize( width, height );
219
220 if (height)
221 {
222 #if wxUSE_MENUS_NATIVE
223 // menu bar
224 if (m_frameMenuBar)
225 {
226 if (!m_menuBarDetached)
227 (*height) -= m_menuBarHeight;
228 else
229 (*height) -= wxPLACE_HOLDER;
230 }
231 #endif // wxUSE_MENUS_NATIVE
232
233 #if wxUSE_STATUSBAR
234 // status bar
235 if (m_frameStatusBar && m_frameStatusBar->IsShown())
236 (*height) -= wxSTATUS_HEIGHT;
237 #endif // wxUSE_STATUSBAR
238 }
239
240 #if wxUSE_TOOLBAR
241 // tool bar
242 if (m_frameToolBar && m_frameToolBar->IsShown())
243 {
244 if (m_toolBarDetached)
245 {
246 if (height != NULL)
247 *height -= wxPLACE_HOLDER;
248 }
249 else
250 {
251 int x, y;
252 m_frameToolBar->GetSize( &x, &y );
253 if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
254 {
255 if (width != NULL)
256 *width -= x;
257 }
258 else
259 {
260 if (height != NULL)
261 *height -= y;
262 }
263 }
264 }
265 #endif // wxUSE_TOOLBAR
266
267 if (width != NULL && *width < 0)
268 *width = 0;
269 if (height != NULL && *height < 0)
270 *height = 0;
271 }
272
273 void wxFrame::DoSetClientSize( int width, int height )
274 {
275 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
276
277 #if wxUSE_MENUS_NATIVE
278 // menu bar
279 if (m_frameMenuBar)
280 {
281 if (!m_menuBarDetached)
282 height += m_menuBarHeight;
283 else
284 height += wxPLACE_HOLDER;
285 }
286 #endif // wxUSE_MENUS_NATIVE
287
288 #if wxUSE_STATUSBAR
289 // status bar
290 if (m_frameStatusBar && m_frameStatusBar->IsShown()) height += wxSTATUS_HEIGHT;
291 #endif
292
293 #if wxUSE_TOOLBAR
294 // tool bar
295 if (m_frameToolBar && m_frameToolBar->IsShown())
296 {
297 if (m_toolBarDetached)
298 {
299 height += wxPLACE_HOLDER;
300 }
301 else
302 {
303 int x, y;
304 m_frameToolBar->GetSize( &x, &y );
305 if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
306 {
307 width += x;
308 }
309 else
310 {
311 height += y;
312 }
313 }
314 }
315 #endif
316
317 wxTopLevelWindow::DoSetClientSize( width, height );
318 }
319
320 void wxFrame::GtkOnSize()
321 {
322 // avoid recursions
323 if (m_resizing) return;
324 m_resizing = true;
325
326 // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
327 wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
328
329 // space occupied by m_frameToolBar and m_frameMenuBar
330 int client_area_x_offset = 0,
331 client_area_y_offset = 0;
332
333 /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
334 wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
335 set in wxFrame::Create so it is used to check what kind of frame we
336 have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
337 skip the part which handles m_frameMenuBar, m_frameToolBar and (most
338 importantly) m_mainWidget */
339
340 int minWidth = GetMinWidth(),
341 minHeight = GetMinHeight(),
342 maxWidth = GetMaxWidth(),
343 maxHeight = GetMaxHeight();
344
345 if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
346 if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
347 if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
348 if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
349
350 if (m_mainWidget)
351 {
352 // set size hints
353 gint flag = 0; // GDK_HINT_POS;
354 if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
355 if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
356 GdkGeometry geom;
357 geom.min_width = minWidth;
358 geom.min_height = minHeight;
359 geom.max_width = maxWidth;
360 geom.max_height = maxHeight;
361 gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
362 (GtkWidget*) NULL,
363 &geom,
364 (GdkWindowHints) flag );
365 // TODO
366 // Rewrite this terrible code to using GtkVBox
367
368 // m_mainWidget holds the menubar, the toolbar and the client
369 // area, which is represented by m_wxwindow.
370
371 #if wxUSE_MENUS_NATIVE
372 if (m_frameMenuBar && !(m_fsIsShowing && (m_fsSaveFlag & wxFULLSCREEN_NOMENUBAR != 0)))
373 {
374 if (!GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
375 gtk_widget_show( m_frameMenuBar->m_widget );
376 int xx = m_miniEdge;
377 int yy = m_miniEdge + m_miniTitle;
378 int ww = m_width - 2*m_miniEdge;
379 if (ww < 0)
380 ww = 0;
381 int hh = m_menuBarHeight;
382 if (m_menuBarDetached) hh = wxPLACE_HOLDER;
383 m_frameMenuBar->m_x = xx;
384 m_frameMenuBar->m_y = yy;
385 m_frameMenuBar->m_width = ww;
386 m_frameMenuBar->m_height = hh;
387 gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
388 m_frameMenuBar->m_widget,
389 xx, yy, ww, hh );
390 client_area_y_offset += hh;
391 }
392 else
393 {
394 if (m_frameMenuBar)
395 {
396 if (GTK_WIDGET_VISIBLE(m_frameMenuBar->m_widget))
397 gtk_widget_hide( m_frameMenuBar->m_widget );
398 }
399 }
400 #endif // wxUSE_MENUS_NATIVE
401
402 #if wxUSE_TOOLBAR
403 if ((m_frameToolBar) && m_frameToolBar->IsShown() &&
404 (m_frameToolBar->m_widget->parent == m_mainWidget))
405 {
406 int xx = m_miniEdge;
407 int yy = m_miniEdge + m_miniTitle;
408 #if wxUSE_MENUS_NATIVE
409 if (m_frameMenuBar)
410 {
411 if (!m_menuBarDetached)
412 yy += m_menuBarHeight;
413 else
414 yy += wxPLACE_HOLDER;
415 }
416 #endif // wxUSE_MENUS_NATIVE
417
418 m_frameToolBar->m_x = xx;
419 m_frameToolBar->m_y = yy;
420
421 // don't change the toolbar's reported height/width
422 int ww, hh;
423 if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
424 {
425 ww = m_toolBarDetached ? wxPLACE_HOLDER
426 : m_frameToolBar->m_width;
427 hh = m_height - 2*m_miniEdge;
428
429 client_area_x_offset += ww;
430 }
431 else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM )
432 {
433 xx = m_miniEdge;
434 yy = GetClientSize().y;
435 #if wxUSE_MENUS_NATIVE
436 yy += m_menuBarHeight;
437 #endif // wxUSE_MENU_NATIVE
438 m_frameToolBar->m_x = xx;
439 m_frameToolBar->m_y = yy;
440 ww = m_width - 2*m_miniEdge;
441 hh = m_toolBarDetached ? wxPLACE_HOLDER
442 : m_frameToolBar->m_height;
443 }
444 else
445 {
446 ww = m_width - 2*m_miniEdge;
447 hh = m_toolBarDetached ? wxPLACE_HOLDER
448 : m_frameToolBar->m_height;
449
450 client_area_y_offset += hh;
451 }
452
453 if (ww < 0)
454 ww = 0;
455 if (hh < 0)
456 hh = 0;
457 gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
458 m_frameToolBar->m_widget,
459 xx, yy, ww, hh );
460 }
461 #endif // wxUSE_TOOLBAR
462
463 int client_x = client_area_x_offset + m_miniEdge;
464 int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
465 int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
466 int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
467 if (client_w < 0)
468 client_w = 0;
469 if (client_h < 0)
470 client_h = 0;
471 gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
472 m_wxwindow,
473 client_x, client_y, client_w, client_h );
474 }
475 else
476 {
477 // If there is no m_mainWidget between m_widget and m_wxwindow there
478 // is no need to set the size or position of m_wxwindow.
479 }
480
481 #if wxUSE_STATUSBAR
482 if (m_frameStatusBar && m_frameStatusBar->IsShown())
483 {
484 int xx = 0 + m_miniEdge;
485 int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
486 int ww = m_width - 2*m_miniEdge;
487 if (ww < 0)
488 ww = 0;
489 int hh = wxSTATUS_HEIGHT;
490 m_frameStatusBar->m_x = xx;
491 m_frameStatusBar->m_y = yy;
492 m_frameStatusBar->m_width = ww;
493 m_frameStatusBar->m_height = hh;
494 gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
495 m_frameStatusBar->m_widget,
496 xx, yy, ww, hh );
497 }
498 #endif // wxUSE_STATUSBAR
499
500 m_sizeSet = true;
501
502 // send size event to frame
503 wxSizeEvent event( wxSize(m_width,m_height), GetId() );
504 event.SetEventObject( this );
505 GetEventHandler()->ProcessEvent( event );
506
507 #if wxUSE_STATUSBAR
508 // send size event to status bar
509 if (m_frameStatusBar)
510 {
511 wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
512 event2.SetEventObject( m_frameStatusBar );
513 m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
514 }
515 #endif // wxUSE_STATUSBAR
516
517 m_resizing = false;
518 }
519
520 void wxFrame::OnInternalIdle()
521 {
522 wxFrameBase::OnInternalIdle();
523
524 #if wxUSE_MENUS_NATIVE
525 if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
526 #endif // wxUSE_MENUS_NATIVE
527 #if wxUSE_TOOLBAR
528 if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
529 #endif
530 #if wxUSE_STATUSBAR
531 if (m_frameStatusBar)
532 {
533 m_frameStatusBar->OnInternalIdle();
534
535 // There may be controls in the status bar that
536 // need to be updated
537 for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst();
538 node;
539 node = node->GetNext() )
540 {
541 wxWindow *child = node->GetData();
542 child->OnInternalIdle();
543 }
544 }
545 #endif
546 }
547
548 // ----------------------------------------------------------------------------
549 // menu/tool/status bar stuff
550 // ----------------------------------------------------------------------------
551
552 #if wxUSE_MENUS_NATIVE
553
554 void wxFrame::DetachMenuBar()
555 {
556 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
557 wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
558
559 if ( m_frameMenuBar )
560 {
561 m_frameMenuBar->UnsetInvokingWindow( this );
562
563 if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
564 {
565 g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
566 (gpointer) gtk_menu_attached_callback,
567 this);
568
569 g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget,
570 (gpointer) gtk_menu_detached_callback,
571 this);
572 }
573
574 gtk_widget_ref( m_frameMenuBar->m_widget );
575
576 gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
577 }
578
579 wxFrameBase::DetachMenuBar();
580 }
581
582 void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
583 {
584 wxFrameBase::AttachMenuBar(menuBar);
585
586 if (m_frameMenuBar)
587 {
588 m_frameMenuBar->SetInvokingWindow( this );
589
590 m_frameMenuBar->SetParent(this);
591 gtk_pizza_put( GTK_PIZZA(m_mainWidget),
592 m_frameMenuBar->m_widget,
593 m_frameMenuBar->m_x,
594 m_frameMenuBar->m_y,
595 m_frameMenuBar->m_width,
596 m_frameMenuBar->m_height );
597
598 if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
599 {
600 g_signal_connect (menuBar->m_widget, "child_attached",
601 G_CALLBACK (gtk_menu_attached_callback),
602 this);
603 g_signal_connect (menuBar->m_widget, "child_detached",
604 G_CALLBACK (gtk_menu_detached_callback),
605 this);
606 }
607
608 gtk_widget_show( m_frameMenuBar->m_widget );
609
610 UpdateMenuBarSize();
611 }
612 else
613 {
614 m_menuBarHeight = 2;
615 GtkUpdateSize(); // resize window in OnInternalIdle
616 }
617 }
618
619 void wxFrame::UpdateMenuBarSize()
620 {
621 GtkRequisition req;
622
623 req.width = 2;
624 req.height = 2;
625
626 // this is called after Remove with a NULL m_frameMenuBar
627 if ( m_frameMenuBar )
628 (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_frameMenuBar->m_widget) )->size_request )
629 (m_frameMenuBar->m_widget, &req );
630
631 m_menuBarHeight = req.height;
632
633 // resize window in OnInternalIdle
634
635 GtkUpdateSize();
636 }
637
638 #endif // wxUSE_MENUS_NATIVE
639
640 #if wxUSE_TOOLBAR
641
642 wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
643 {
644 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
645
646 m_insertInClientArea = false;
647
648 m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
649
650 m_insertInClientArea = true;
651
652 GtkUpdateSize();
653
654 return m_frameToolBar;
655 }
656
657 void wxFrame::SetToolBar(wxToolBar *toolbar)
658 {
659 bool hadTbar = m_frameToolBar != NULL;
660
661 wxFrameBase::SetToolBar(toolbar);
662
663 if ( m_frameToolBar )
664 {
665 // insert into toolbar area if not already there
666 if ((m_frameToolBar->m_widget->parent) &&
667 (m_frameToolBar->m_widget->parent != m_mainWidget))
668 {
669 GetChildren().DeleteObject( m_frameToolBar );
670
671 gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
672 GtkUpdateSize();
673 }
674 }
675 else // toolbar unset
676 {
677 // still need to update size if it had been there before
678 if ( hadTbar )
679 {
680 GtkUpdateSize();
681 }
682 }
683 }
684
685 #endif // wxUSE_TOOLBAR
686
687 #if wxUSE_STATUSBAR
688
689 wxStatusBar* wxFrame::CreateStatusBar(int number,
690 long style,
691 wxWindowID id,
692 const wxString& name)
693 {
694 wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
695
696 // because it will change when toolbar is added
697 GtkUpdateSize();
698
699 return wxFrameBase::CreateStatusBar( number, style, id, name );
700 }
701
702 void wxFrame::SetStatusBar(wxStatusBar *statbar)
703 {
704 bool hadStatBar = m_frameStatusBar != NULL;
705
706 wxFrameBase::SetStatusBar(statbar);
707
708 if (hadStatBar && !m_frameStatusBar)
709 GtkUpdateSize();
710 }
711
712 void wxFrame::PositionStatusBar()
713 {
714 if ( !m_frameStatusBar )
715 return;
716
717 GtkUpdateSize();
718 }
719 #endif // wxUSE_STATUSBAR