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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: frame.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifdef __GNUG__ | |
11 | #pragma implementation "frame.h" | |
12 | #endif | |
13 | ||
14 | #include "wx/frame.h" | |
15 | #include "wx/dialog.h" | |
16 | #include "wx/control.h" | |
17 | #include "wx/app.h" | |
18 | #include "wx/menu.h" | |
19 | #if wxUSE_TOOLBAR | |
20 | #include "wx/toolbar.h" | |
21 | #endif | |
22 | #if wxUSE_STATUSBAR | |
23 | #include "wx/statusbr.h" | |
24 | #endif | |
25 | #include "wx/dcclient.h" | |
26 | ||
27 | #include "glib.h" | |
28 | #include "gdk/gdk.h" | |
29 | #include "gtk/gtk.h" | |
30 | #include "wx/gtk/win_gtk.h" | |
31 | #include "gdk/gdkkeysyms.h" | |
32 | #include "gdk/gdkx.h" | |
33 | ||
34 | //----------------------------------------------------------------------------- | |
35 | // constants | |
36 | //----------------------------------------------------------------------------- | |
37 | ||
38 | const int wxMENU_HEIGHT = 27; | |
39 | const int wxSTATUS_HEIGHT = 25; | |
40 | const int wxPLACE_HOLDER = 0; | |
41 | ||
42 | //----------------------------------------------------------------------------- | |
43 | // idle system | |
44 | //----------------------------------------------------------------------------- | |
45 | ||
46 | extern void wxapp_install_idle_handler(); | |
47 | extern bool g_isIdle; | |
48 | ||
49 | //----------------------------------------------------------------------------- | |
50 | // data | |
51 | //----------------------------------------------------------------------------- | |
52 | ||
53 | extern wxList wxPendingDelete; | |
54 | ||
55 | //----------------------------------------------------------------------------- | |
56 | // debug | |
57 | //----------------------------------------------------------------------------- | |
58 | ||
59 | #ifdef __WXDEBUG__ | |
60 | ||
61 | extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window ); | |
62 | ||
63 | #endif | |
64 | ||
65 | //----------------------------------------------------------------------------- | |
66 | // "size_allocate" | |
67 | //----------------------------------------------------------------------------- | |
68 | ||
69 | static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxFrame *win ) | |
70 | { | |
71 | if (g_isIdle) | |
72 | wxapp_install_idle_handler(); | |
73 | ||
74 | if (!win->m_hasVMT) return; | |
75 | ||
76 | if ((win->m_width != alloc->width) || (win->m_height != alloc->height)) | |
77 | { | |
78 | win->m_width = alloc->width; | |
79 | win->m_height = alloc->height; | |
80 | win->UpdateSize(); | |
81 | } | |
82 | } | |
83 | ||
84 | //----------------------------------------------------------------------------- | |
85 | // "delete_event" | |
86 | //----------------------------------------------------------------------------- | |
87 | ||
88 | static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxFrame *win ) | |
89 | { | |
90 | if (g_isIdle) | |
91 | wxapp_install_idle_handler(); | |
92 | ||
93 | win->Close(); | |
94 | ||
95 | return TRUE; | |
96 | } | |
97 | ||
98 | //----------------------------------------------------------------------------- | |
99 | // "child_attached" of menu bar | |
100 | //----------------------------------------------------------------------------- | |
101 | ||
102 | static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
103 | { | |
104 | if (!win->m_hasVMT) return; | |
105 | ||
106 | win->m_menuBarDetached = FALSE; | |
107 | win->UpdateSize(); | |
108 | } | |
109 | ||
110 | //----------------------------------------------------------------------------- | |
111 | // "child_detached" of menu bar | |
112 | //----------------------------------------------------------------------------- | |
113 | ||
114 | static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
115 | { | |
116 | if (!win->m_hasVMT) return; | |
117 | ||
118 | win->m_menuBarDetached = TRUE; | |
119 | win->UpdateSize(); | |
120 | } | |
121 | ||
122 | #if wxUSE_TOOLBAR | |
123 | //----------------------------------------------------------------------------- | |
124 | // "child_attached" of tool bar | |
125 | //----------------------------------------------------------------------------- | |
126 | ||
127 | static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
128 | { | |
129 | if (!win->m_hasVMT) return; | |
130 | ||
131 | win->m_toolBarDetached = FALSE; | |
132 | ||
133 | win->UpdateSize(); | |
134 | } | |
135 | ||
136 | //----------------------------------------------------------------------------- | |
137 | // "child_detached" of tool bar | |
138 | //----------------------------------------------------------------------------- | |
139 | ||
140 | static void gtk_toolbar_detached_callback( GtkWidget *widget, GtkWidget *WXUNUSED(child), wxFrame *win ) | |
141 | { | |
142 | if (g_isIdle) | |
143 | wxapp_install_idle_handler(); | |
144 | ||
145 | if (!win->m_hasVMT) return; | |
146 | ||
147 | win->m_toolBarDetached = TRUE; | |
148 | win->UpdateSize(); | |
149 | } | |
150 | #endif // wxUSE_TOOLBAR | |
151 | ||
152 | //----------------------------------------------------------------------------- | |
153 | // "configure_event" | |
154 | //----------------------------------------------------------------------------- | |
155 | ||
156 | static gint | |
157 | #if (GTK_MINOR_VERSON > 0) | |
158 | gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxFrame *win ) | |
159 | #else | |
160 | gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxFrame *win ) | |
161 | #endif | |
162 | { | |
163 | if (g_isIdle) | |
164 | wxapp_install_idle_handler(); | |
165 | ||
166 | if (!win->m_hasVMT) return FALSE; | |
167 | ||
168 | #if (GTK_MINOR_VERSON > 0) | |
169 | int x = 0; | |
170 | int y = 0; | |
171 | gdk_window_get_root_origin( win->m_widget->window, &x, &y ); | |
172 | win->m_x = x; | |
173 | win->m_y = y; | |
174 | #else | |
175 | win->m_x = event->x; | |
176 | win->m_y = event->y; | |
177 | #endif | |
178 | ||
179 | wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() ); | |
180 | mevent.SetEventObject( win ); | |
181 | win->GetEventHandler()->ProcessEvent( mevent ); | |
182 | ||
183 | return FALSE; | |
184 | } | |
185 | ||
186 | //----------------------------------------------------------------------------- | |
187 | // "realize" from m_widget | |
188 | //----------------------------------------------------------------------------- | |
189 | ||
190 | /* we cannot MWM hints and icons before the widget has been realized, | |
191 | so we do this directly after realization */ | |
192 | ||
193 | static gint | |
194 | gtk_frame_realized_callback( GtkWidget *widget, wxFrame *win ) | |
195 | { | |
196 | if (g_isIdle) | |
197 | wxapp_install_idle_handler(); | |
198 | ||
199 | /* all this is for Motif Window Manager "hints" and is supposed to be | |
200 | recognized by other WM as well. not tested. */ | |
201 | long decor = (long) GDK_DECOR_BORDER; | |
202 | long func = (long) GDK_FUNC_MOVE; | |
203 | ||
204 | if ((win->GetWindowStyle() & wxCAPTION) != 0) | |
205 | decor |= GDK_DECOR_TITLE; | |
206 | if ((win->GetWindowStyle() & wxSYSTEM_MENU) != 0) | |
207 | { | |
208 | decor |= GDK_DECOR_MENU; | |
209 | func |= GDK_FUNC_CLOSE; | |
210 | } | |
211 | if ((win->GetWindowStyle() & wxMINIMIZE_BOX) != 0) | |
212 | { | |
213 | func |= GDK_FUNC_MINIMIZE; | |
214 | decor |= GDK_DECOR_MINIMIZE; | |
215 | } | |
216 | if ((win->GetWindowStyle() & wxMAXIMIZE_BOX) != 0) | |
217 | { | |
218 | func |= GDK_FUNC_MAXIMIZE; | |
219 | decor |= GDK_DECOR_MAXIMIZE; | |
220 | } | |
221 | if ((win->GetWindowStyle() & wxRESIZE_BORDER) != 0) | |
222 | { | |
223 | func |= GDK_FUNC_RESIZE; | |
224 | decor |= GDK_DECOR_RESIZEH; | |
225 | } | |
226 | ||
227 | gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)decor); | |
228 | gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)func); | |
229 | ||
230 | /* GTK's shrinking/growing policy */ | |
231 | if ((win->GetWindowStyle() & wxRESIZE_BORDER) == 0) | |
232 | gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1); | |
233 | else | |
234 | gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1); | |
235 | ||
236 | /* reset the icon */ | |
237 | if (win->m_icon != wxNullIcon) | |
238 | { | |
239 | wxIcon icon( win->m_icon ); | |
240 | win->m_icon = wxNullIcon; | |
241 | win->SetIcon( icon ); | |
242 | } | |
243 | ||
244 | /* we set the focus to the child that accepts the focus. this | |
245 | doesn't really have to be done in "realize" but why not? */ | |
246 | wxWindowList::Node *node = win->GetChildren().GetFirst(); | |
247 | while (node) | |
248 | { | |
249 | wxWindow *child = node->GetData(); | |
250 | if (child->AcceptsFocus()) | |
251 | { | |
252 | child->SetFocus(); | |
253 | break; | |
254 | } | |
255 | ||
256 | node = node->GetNext(); | |
257 | } | |
258 | ||
259 | return FALSE; | |
260 | } | |
261 | ||
262 | //----------------------------------------------------------------------------- | |
263 | // InsertChild for wxFrame | |
264 | //----------------------------------------------------------------------------- | |
265 | ||
266 | /* Callback for wxFrame. This very strange beast has to be used because | |
267 | * C++ has no virtual methods in a constructor. We have to emulate a | |
268 | * virtual function here as wxWindows requires different ways to insert | |
269 | * a child in container classes. */ | |
270 | ||
271 | static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child ) | |
272 | { | |
273 | wxASSERT( GTK_IS_WIDGET(child->m_widget) ); | |
274 | ||
275 | if (!parent->m_insertInClientArea) | |
276 | { | |
277 | /* these are outside the client area */ | |
278 | wxFrame* frame = (wxFrame*) parent; | |
279 | gtk_myfixed_put( GTK_MYFIXED(frame->m_mainWidget), | |
280 | GTK_WIDGET(child->m_widget), | |
281 | child->m_x, | |
282 | child->m_y, | |
283 | child->m_width, | |
284 | child->m_height ); | |
285 | ||
286 | #if wxUSE_TOOLBAR | |
287 | /* we connect to these events for recalculating the client area | |
288 | space when the toolbar is floating */ | |
289 | if (wxIS_KIND_OF(child,wxToolBar)) | |
290 | { | |
291 | wxToolBar *toolBar = (wxToolBar*) child; | |
292 | if (toolBar->GetWindowStyle() & wxTB_DOCKABLE) | |
293 | { | |
294 | gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached", | |
295 | GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent ); | |
296 | ||
297 | gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached", | |
298 | GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent ); | |
299 | } | |
300 | } | |
301 | #endif // wxUSE_TOOLBAR | |
302 | } | |
303 | else | |
304 | { | |
305 | /* these are inside the client area */ | |
306 | gtk_myfixed_put( GTK_MYFIXED(parent->m_wxwindow), | |
307 | GTK_WIDGET(child->m_widget), | |
308 | child->m_x, | |
309 | child->m_y, | |
310 | child->m_width, | |
311 | child->m_height ); | |
312 | } | |
313 | ||
314 | /* resize on OnInternalIdle */ | |
315 | parent->UpdateSize(); | |
316 | } | |
317 | ||
318 | //----------------------------------------------------------------------------- | |
319 | // wxFrame | |
320 | //----------------------------------------------------------------------------- | |
321 | ||
322 | BEGIN_EVENT_TABLE(wxFrame, wxWindow) | |
323 | EVT_SIZE(wxFrame::OnSize) | |
324 | EVT_CLOSE(wxFrame::OnCloseWindow) | |
325 | EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight) | |
326 | END_EVENT_TABLE() | |
327 | ||
328 | IMPLEMENT_DYNAMIC_CLASS(wxFrame,wxWindow) | |
329 | ||
330 | void wxFrame::Init() | |
331 | { | |
332 | m_frameMenuBar = (wxMenuBar *) NULL; | |
333 | #if wxUSE_STATUSBAR | |
334 | m_frameStatusBar = (wxStatusBar *) NULL; | |
335 | #endif // wxUSE_STATUSBAR | |
336 | #if wxUSE_TOOLBAR | |
337 | m_frameToolBar = (wxToolBar *) NULL; | |
338 | #endif // wxUSE_TOOLBAR | |
339 | m_sizeSet = FALSE; | |
340 | m_miniEdge = 0; | |
341 | m_miniTitle = 0; | |
342 | m_mainWidget = (GtkWidget*) NULL; | |
343 | m_menuBarDetached = FALSE; | |
344 | m_toolBarDetached = FALSE; | |
345 | m_insertInClientArea = TRUE; | |
346 | } | |
347 | ||
348 | wxFrame::wxFrame( wxWindow *parent, wxWindowID id, const wxString &title, | |
349 | const wxPoint &pos, const wxSize &size, | |
350 | long style, const wxString &name ) | |
351 | { | |
352 | Init(); | |
353 | ||
354 | Create( parent, id, title, pos, size, style, name ); | |
355 | } | |
356 | ||
357 | bool wxFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title, | |
358 | const wxPoint &pos, const wxSize &size, | |
359 | long style, const wxString &name ) | |
360 | { | |
361 | wxTopLevelWindows.Append( this ); | |
362 | ||
363 | m_needParent = FALSE; | |
364 | ||
365 | if (!PreCreation( parent, pos, size ) || | |
366 | !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) | |
367 | { | |
368 | wxFAIL_MSG( _T("wxFrame creation failed") ); | |
369 | return FALSE; | |
370 | } | |
371 | ||
372 | m_title = title; | |
373 | ||
374 | m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame; | |
375 | ||
376 | GtkWindowType win_type = GTK_WINDOW_TOPLEVEL; | |
377 | if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP; | |
378 | ||
379 | m_widget = gtk_window_new( win_type ); | |
380 | ||
381 | if (!name.IsEmpty()) | |
382 | gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() ); | |
383 | ||
384 | #ifdef __WXDEBUG__ | |
385 | debug_focus_in( m_widget, _T("wxFrame::m_widget"), name ); | |
386 | #endif | |
387 | ||
388 | gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() ); | |
389 | GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); | |
390 | ||
391 | gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event", | |
392 | GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this ); | |
393 | ||
394 | /* m_mainWidget holds the toolbar, the menubar and the client area */ | |
395 | m_mainWidget = gtk_myfixed_new(); | |
396 | gtk_widget_show( m_mainWidget ); | |
397 | GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS ); | |
398 | gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget ); | |
399 | ||
400 | #ifdef __WXDEBUG__ | |
401 | debug_focus_in( m_mainWidget, _T("wxFrame::m_mainWidget"), name ); | |
402 | #endif | |
403 | ||
404 | /* m_wxwindow only represents the client area without toolbar and menubar */ | |
405 | m_wxwindow = gtk_myfixed_new(); | |
406 | gtk_widget_show( m_wxwindow ); | |
407 | gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow ); | |
408 | ||
409 | #ifdef __WXDEBUG__ | |
410 | debug_focus_in( m_wxwindow, _T("wxFrame::m_wxwindow"), name ); | |
411 | #endif | |
412 | ||
413 | /* we donm't allow the frame to get the focus as otherwise | |
414 | the frame will grabit at arbitrary fcous changes. */ | |
415 | GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS ); | |
416 | ||
417 | if (m_parent) m_parent->AddChild( this ); | |
418 | ||
419 | PostCreation(); | |
420 | ||
421 | /* we cannot set MWM hints and icons before the widget has | |
422 | been realized, so we do this directly after realization */ | |
423 | gtk_signal_connect( GTK_OBJECT(m_widget), "realize", | |
424 | GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this ); | |
425 | ||
426 | /* the user resized the frame by dragging etc. */ | |
427 | gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", | |
428 | GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this ); | |
429 | ||
430 | /* the only way to get the window size is to connect to this event */ | |
431 | gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event", | |
432 | GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this ); | |
433 | ||
434 | return TRUE; | |
435 | } | |
436 | ||
437 | wxFrame::~wxFrame() | |
438 | { | |
439 | m_isBeingDeleted = TRUE; | |
440 | ||
441 | if (m_frameMenuBar) delete m_frameMenuBar; | |
442 | m_frameMenuBar = (wxMenuBar *) NULL; | |
443 | ||
444 | #if wxUSE_STATUSBAR | |
445 | if (m_frameStatusBar) delete m_frameStatusBar; | |
446 | m_frameStatusBar = (wxStatusBar *) NULL; | |
447 | #endif // wxUSE_STATUSBAR | |
448 | ||
449 | #if wxUSE_TOOLBAR | |
450 | if (m_frameToolBar) delete m_frameToolBar; | |
451 | m_frameToolBar = (wxToolBar *) NULL; | |
452 | #endif // wxUSE_TOOLBAR | |
453 | ||
454 | wxTopLevelWindows.DeleteObject( this ); | |
455 | ||
456 | if (wxTheApp->GetTopWindow() == this) | |
457 | wxTheApp->SetTopWindow( (wxWindow*) NULL ); | |
458 | ||
459 | if (wxTopLevelWindows.Number() == 0) | |
460 | wxTheApp->ExitMainLoop(); | |
461 | } | |
462 | ||
463 | bool wxFrame::Show( bool show ) | |
464 | { | |
465 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
466 | ||
467 | if (show && !m_sizeSet) | |
468 | { | |
469 | /* by calling GtkOnSize here, we don't have to call | |
470 | either after showing the frame, which would entail | |
471 | much ugly flicker or from within the size_allocate | |
472 | handler, because GTK 1.1.X forbids that. */ | |
473 | ||
474 | GtkOnSize( m_x, m_y, m_width, m_height ); | |
475 | } | |
476 | ||
477 | return wxWindow::Show( show ); | |
478 | } | |
479 | ||
480 | bool wxFrame::Destroy() | |
481 | { | |
482 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
483 | ||
484 | if (!wxPendingDelete.Member(this)) wxPendingDelete.Append(this); | |
485 | ||
486 | return TRUE; | |
487 | } | |
488 | ||
489 | void wxFrame::DoSetSize( int x, int y, int width, int height, int sizeFlags ) | |
490 | { | |
491 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
492 | ||
493 | /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */ | |
494 | wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") ); | |
495 | ||
496 | /* avoid recursions */ | |
497 | if (m_resizing) return; | |
498 | m_resizing = TRUE; | |
499 | ||
500 | int old_x = m_x; | |
501 | int old_y = m_y; | |
502 | int old_width = m_width; | |
503 | int old_height = m_height; | |
504 | ||
505 | if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0) | |
506 | { | |
507 | if (x != -1) m_x = x; | |
508 | if (y != -1) m_y = y; | |
509 | if (width != -1) m_width = width; | |
510 | if (height != -1) m_height = height; | |
511 | } | |
512 | else | |
513 | { | |
514 | m_x = x; | |
515 | m_y = y; | |
516 | m_width = width; | |
517 | m_height = height; | |
518 | } | |
519 | ||
520 | if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH) | |
521 | { | |
522 | if (width == -1) m_width = 80; | |
523 | } | |
524 | ||
525 | if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT) | |
526 | { | |
527 | if (height == -1) m_height = 26; | |
528 | } | |
529 | ||
530 | if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth; | |
531 | if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight; | |
532 | if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth; | |
533 | if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight; | |
534 | ||
535 | if ((m_x != -1) || (m_y != -1)) | |
536 | { | |
537 | if ((m_x != old_x) || (m_y != old_y)) | |
538 | { | |
539 | gtk_widget_set_uposition( m_widget, m_x, m_y ); | |
540 | } | |
541 | } | |
542 | ||
543 | if ((m_width != old_width) || (m_height != old_height)) | |
544 | { | |
545 | /* we set the size in GtkOnSize, i.e. mostly the actual resizing is | |
546 | done either directly before the frame is shown or in idle time | |
547 | so that different calls to SetSize() don't lead to flicker. */ | |
548 | m_sizeSet = FALSE; | |
549 | } | |
550 | ||
551 | m_resizing = FALSE; | |
552 | } | |
553 | ||
554 | void wxFrame::Centre( int direction ) | |
555 | { | |
556 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
557 | ||
558 | int x = 0; | |
559 | int y = 0; | |
560 | ||
561 | if ((direction & wxHORIZONTAL) == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2; | |
562 | if ((direction & wxVERTICAL) == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2; | |
563 | ||
564 | Move( x, y ); | |
565 | } | |
566 | ||
567 | void wxFrame::DoGetClientSize( int *width, int *height ) const | |
568 | { | |
569 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
570 | ||
571 | wxWindow::DoGetClientSize( width, height ); | |
572 | if (height) | |
573 | { | |
574 | /* menu bar */ | |
575 | if (m_frameMenuBar) | |
576 | { | |
577 | if (!m_menuBarDetached) | |
578 | (*height) -= wxMENU_HEIGHT; | |
579 | else | |
580 | (*height) -= wxPLACE_HOLDER; | |
581 | } | |
582 | ||
583 | #if wxUSE_STATUSBAR | |
584 | /* status bar */ | |
585 | if (m_frameStatusBar) (*height) -= wxSTATUS_HEIGHT; | |
586 | #endif | |
587 | ||
588 | #if wxUSE_TOOLBAR | |
589 | /* tool bar */ | |
590 | if (m_frameToolBar) | |
591 | { | |
592 | if (!m_toolBarDetached) | |
593 | { | |
594 | int y = 0; | |
595 | m_frameToolBar->GetSize( (int *) NULL, &y ); | |
596 | (*height) -= y; | |
597 | } | |
598 | else | |
599 | (*height) -= wxPLACE_HOLDER; | |
600 | } | |
601 | #endif | |
602 | ||
603 | /* mini edge */ | |
604 | (*height) -= m_miniEdge*2 + m_miniTitle; | |
605 | } | |
606 | if (width) | |
607 | { | |
608 | (*width) -= m_miniEdge*2; | |
609 | } | |
610 | } | |
611 | ||
612 | void wxFrame::DoSetClientSize( int width, int height ) | |
613 | { | |
614 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
615 | ||
616 | /* menu bar */ | |
617 | if (m_frameMenuBar) | |
618 | { | |
619 | if (!m_menuBarDetached) | |
620 | height += wxMENU_HEIGHT; | |
621 | else | |
622 | height += wxPLACE_HOLDER; | |
623 | } | |
624 | ||
625 | #if wxUSE_STATUSBAR | |
626 | /* status bar */ | |
627 | if (m_frameStatusBar) height += wxSTATUS_HEIGHT; | |
628 | #endif | |
629 | ||
630 | #if wxUSE_TOOLBAR | |
631 | /* tool bar */ | |
632 | if (m_frameToolBar) | |
633 | { | |
634 | if (!m_toolBarDetached) | |
635 | { | |
636 | int y = 0; | |
637 | m_frameToolBar->GetSize( (int *) NULL, &y ); | |
638 | height += y; | |
639 | } | |
640 | else | |
641 | height += wxPLACE_HOLDER; | |
642 | } | |
643 | #endif | |
644 | ||
645 | wxWindow::DoSetClientSize( width + m_miniEdge*2, height + m_miniEdge*2 + m_miniTitle ); | |
646 | } | |
647 | ||
648 | void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int height ) | |
649 | { | |
650 | // due to a bug in gtk, x,y are always 0 | |
651 | // m_x = x; | |
652 | // m_y = y; | |
653 | ||
654 | /* avoid recursions */ | |
655 | if (m_resizing) return; | |
656 | m_resizing = TRUE; | |
657 | ||
658 | /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */ | |
659 | wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") ); | |
660 | ||
661 | m_width = width; | |
662 | m_height = height; | |
663 | ||
664 | /* space occupied by m_frameToolBar and m_frameMenuBar */ | |
665 | int client_area_y_offset = 0; | |
666 | ||
667 | /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses | |
668 | wxWindow::Create to create it's GTK equivalent. m_mainWidget is only | |
669 | set in wxFrame::Create so it is used to check what kind of frame we | |
670 | have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we | |
671 | skip the part which handles m_frameMenuBar, m_frameToolBar and (most | |
672 | importantly) m_mainWidget */ | |
673 | ||
674 | if (m_mainWidget) | |
675 | { | |
676 | /* check if size is in legal range */ | |
677 | if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth; | |
678 | if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight; | |
679 | if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth; | |
680 | if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight; | |
681 | ||
682 | /* I revert back to wxGTK's original behaviour. m_mainWidget holds the | |
683 | * menubar, the toolbar and the client area, which is represented by | |
684 | * m_wxwindow. | |
685 | * this hurts in the eye, but I don't want to call SetSize() | |
686 | * because I don't want to call any non-native functions here. */ | |
687 | ||
688 | if (m_frameMenuBar) | |
689 | { | |
690 | int xx = m_miniEdge; | |
691 | int yy = m_miniEdge + m_miniTitle; | |
692 | int ww = m_width - 2*m_miniEdge; | |
693 | int hh = wxMENU_HEIGHT; | |
694 | if (m_menuBarDetached) hh = wxPLACE_HOLDER; | |
695 | m_frameMenuBar->m_x = xx; | |
696 | m_frameMenuBar->m_y = yy; | |
697 | m_frameMenuBar->m_width = ww; | |
698 | m_frameMenuBar->m_height = hh; | |
699 | gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget), | |
700 | m_frameMenuBar->m_widget, | |
701 | xx, yy, ww, hh ); | |
702 | client_area_y_offset += hh; | |
703 | } | |
704 | ||
705 | #if wxUSE_TOOLBAR | |
706 | if (m_frameToolBar) | |
707 | { | |
708 | int xx = m_miniEdge; | |
709 | int yy = m_miniEdge + m_miniTitle; | |
710 | if (m_frameMenuBar) | |
711 | { | |
712 | if (!m_menuBarDetached) | |
713 | yy += wxMENU_HEIGHT; | |
714 | else | |
715 | yy += wxPLACE_HOLDER; | |
716 | } | |
717 | int ww = m_width - 2*m_miniEdge; | |
718 | int hh = m_frameToolBar->m_height; | |
719 | if (m_toolBarDetached) hh = wxPLACE_HOLDER; | |
720 | m_frameToolBar->m_x = xx; | |
721 | m_frameToolBar->m_y = yy; | |
722 | /* m_frameToolBar->m_height = hh; don't change the toolbar's height */ | |
723 | m_frameToolBar->m_width = ww; | |
724 | gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget), | |
725 | m_frameToolBar->m_widget, | |
726 | xx, yy, ww, hh ); | |
727 | client_area_y_offset += hh; | |
728 | } | |
729 | #endif | |
730 | ||
731 | int client_x = m_miniEdge; | |
732 | int client_y = client_area_y_offset + m_miniEdge + m_miniTitle; | |
733 | int client_w = m_width - 2*m_miniEdge; | |
734 | int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle; | |
735 | gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget), | |
736 | m_wxwindow, | |
737 | client_x, client_y, client_w, client_h ); | |
738 | } | |
739 | else | |
740 | { | |
741 | /* if there is no m_mainWidget between m_widget and m_wxwindow there | |
742 | is no need to set the size or position of m_wxwindow. */ | |
743 | } | |
744 | ||
745 | #if wxUSE_STATUSBAR | |
746 | if (m_frameStatusBar) | |
747 | { | |
748 | int xx = 0 + m_miniEdge; | |
749 | int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset; | |
750 | int ww = m_width - 2*m_miniEdge; | |
751 | int hh = wxSTATUS_HEIGHT; | |
752 | m_frameStatusBar->m_x = xx; | |
753 | m_frameStatusBar->m_y = yy; | |
754 | m_frameStatusBar->m_width = ww; | |
755 | m_frameStatusBar->m_height = hh; | |
756 | gtk_myfixed_set_size( GTK_MYFIXED(m_wxwindow), | |
757 | m_frameStatusBar->m_widget, | |
758 | xx, yy, ww, hh ); | |
759 | } | |
760 | #endif | |
761 | ||
762 | /* we actually set the size of a frame here and no-where else */ | |
763 | gtk_widget_set_usize( m_widget, m_width, m_height ); | |
764 | ||
765 | m_sizeSet = TRUE; | |
766 | ||
767 | /* send size event to frame */ | |
768 | wxSizeEvent event( wxSize(m_width,m_height), GetId() ); | |
769 | event.SetEventObject( this ); | |
770 | GetEventHandler()->ProcessEvent( event ); | |
771 | ||
772 | /* send size event to status bar */ | |
773 | if (m_frameStatusBar) | |
774 | { | |
775 | wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() ); | |
776 | event2.SetEventObject( m_frameStatusBar ); | |
777 | m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 ); | |
778 | } | |
779 | ||
780 | m_resizing = FALSE; | |
781 | } | |
782 | ||
783 | void wxFrame::MakeModal( bool modal ) | |
784 | { | |
785 | if (modal) | |
786 | gtk_grab_add( m_widget ); | |
787 | else | |
788 | gtk_grab_remove( m_widget ); | |
789 | } | |
790 | ||
791 | void wxFrame::OnInternalIdle() | |
792 | { | |
793 | if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow)) | |
794 | GtkOnSize( m_x, m_y, m_width, m_height ); | |
795 | ||
796 | DoMenuUpdates(); | |
797 | ||
798 | if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle(); | |
799 | #if wxUSE_TOOLBAR | |
800 | if (m_frameToolBar) m_frameToolBar->OnInternalIdle(); | |
801 | #endif | |
802 | #if wxUSE_STATUSBAR | |
803 | if (m_frameStatusBar) m_frameStatusBar->OnInternalIdle(); | |
804 | #endif | |
805 | ||
806 | wxWindow::OnInternalIdle(); | |
807 | } | |
808 | ||
809 | void wxFrame::OnCloseWindow( wxCloseEvent& WXUNUSED(event) ) | |
810 | { | |
811 | Destroy(); | |
812 | } | |
813 | ||
814 | void wxFrame::OnSize( wxSizeEvent &WXUNUSED(event) ) | |
815 | { | |
816 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
817 | ||
818 | #if wxUSE_CONSTRAINTS | |
819 | if (GetAutoLayout()) | |
820 | { | |
821 | Layout(); | |
822 | } | |
823 | else | |
824 | #endif // wxUSE_CONSTRAINTS | |
825 | { | |
826 | /* do we have exactly one child? */ | |
827 | wxWindow *child = (wxWindow *)NULL; | |
828 | for ( wxNode *node = GetChildren().First(); node; node = node->Next() ) | |
829 | { | |
830 | wxWindow *win = (wxWindow *)node->Data(); | |
831 | if ( !wxIS_KIND_OF(win,wxFrame) && !wxIS_KIND_OF(win,wxDialog) ) | |
832 | { | |
833 | if (child) | |
834 | { | |
835 | /* it's the second one: do nothing */ | |
836 | return; | |
837 | } | |
838 | ||
839 | child = win; | |
840 | } | |
841 | } | |
842 | ||
843 | /* no children at all? */ | |
844 | if (child) | |
845 | { | |
846 | /* yes: set it's size to fill all the frame */ | |
847 | int client_x, client_y; | |
848 | DoGetClientSize( &client_x, &client_y ); | |
849 | child->SetSize( 1, 1, client_x-2, client_y-2 ); | |
850 | } | |
851 | } | |
852 | } | |
853 | ||
854 | void wxFrame::SetMenuBar( wxMenuBar *menuBar ) | |
855 | { | |
856 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
857 | wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") ); | |
858 | ||
859 | m_frameMenuBar = menuBar; | |
860 | ||
861 | if (m_frameMenuBar) | |
862 | { | |
863 | m_frameMenuBar->SetInvokingWindow( this ); | |
864 | ||
865 | if (m_frameMenuBar->GetParent() != this) | |
866 | { | |
867 | m_frameMenuBar->SetParent(this); | |
868 | gtk_myfixed_put( GTK_MYFIXED(m_mainWidget), | |
869 | m_frameMenuBar->m_widget, | |
870 | m_frameMenuBar->m_x, | |
871 | m_frameMenuBar->m_y, | |
872 | m_frameMenuBar->m_width, | |
873 | m_frameMenuBar->m_height ); | |
874 | ||
875 | if (menuBar->GetWindowStyle() & wxMB_DOCKABLE) | |
876 | { | |
877 | gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached", | |
878 | GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this ); | |
879 | ||
880 | gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached", | |
881 | GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this ); | |
882 | } | |
883 | ||
884 | m_frameMenuBar->Show( TRUE ); | |
885 | } | |
886 | } | |
887 | ||
888 | /* resize window in OnInternalIdle */ | |
889 | m_sizeSet = FALSE; | |
890 | } | |
891 | ||
892 | wxMenuBar *wxFrame::GetMenuBar() const | |
893 | { | |
894 | return m_frameMenuBar; | |
895 | } | |
896 | ||
897 | void wxFrame::OnMenuHighlight(wxMenuEvent& event) | |
898 | { | |
899 | #if wxUSE_STATUSBAR | |
900 | if (GetStatusBar()) | |
901 | { | |
902 | // if no help string found, we will clear the status bar text | |
903 | wxString helpString; | |
904 | ||
905 | int menuId = event.GetMenuId(); | |
906 | if ( menuId != -1 ) | |
907 | { | |
908 | wxMenuBar *menuBar = GetMenuBar(); | |
909 | if (menuBar) | |
910 | { | |
911 | helpString = menuBar->GetHelpString(menuId); | |
912 | } | |
913 | } | |
914 | ||
915 | SetStatusText(helpString); | |
916 | } | |
917 | #endif // wxUSE_STATUSBAR | |
918 | } | |
919 | ||
920 | #if wxUSE_TOOLBAR | |
921 | wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name ) | |
922 | { | |
923 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
924 | ||
925 | wxCHECK_MSG( m_frameToolBar == NULL, FALSE, _T("recreating toolbar in wxFrame") ); | |
926 | ||
927 | m_insertInClientArea = FALSE; | |
928 | ||
929 | m_frameToolBar = OnCreateToolBar( style, id, name ); | |
930 | ||
931 | if (m_frameToolBar) GetChildren().DeleteObject( m_frameToolBar ); | |
932 | ||
933 | m_insertInClientArea = TRUE; | |
934 | ||
935 | m_sizeSet = FALSE; | |
936 | ||
937 | return m_frameToolBar; | |
938 | } | |
939 | ||
940 | wxToolBar* wxFrame::OnCreateToolBar( long style, wxWindowID id, const wxString& name ) | |
941 | { | |
942 | return new wxToolBar( this, id, wxDefaultPosition, wxDefaultSize, style, name ); | |
943 | } | |
944 | ||
945 | wxToolBar *wxFrame::GetToolBar() const | |
946 | { | |
947 | return m_frameToolBar; | |
948 | } | |
949 | #endif // wxUSE_TOOLBAR | |
950 | ||
951 | #if wxUSE_STATUSBAR | |
952 | wxStatusBar* wxFrame::CreateStatusBar( int number, long style, wxWindowID id, const wxString& name ) | |
953 | { | |
954 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
955 | ||
956 | wxCHECK_MSG( m_frameStatusBar == NULL, FALSE, _T("recreating status bar in wxFrame") ); | |
957 | ||
958 | m_frameStatusBar = OnCreateStatusBar( number, style, id, name ); | |
959 | ||
960 | m_sizeSet = FALSE; | |
961 | ||
962 | return m_frameStatusBar; | |
963 | } | |
964 | ||
965 | wxStatusBar *wxFrame::OnCreateStatusBar( int number, long style, wxWindowID id, const wxString& name ) | |
966 | { | |
967 | wxStatusBar *statusBar = (wxStatusBar *) NULL; | |
968 | ||
969 | statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20), style, name); | |
970 | ||
971 | // Set the height according to the font and the border size | |
972 | wxClientDC dc(statusBar); | |
973 | dc.SetFont( statusBar->GetFont() ); | |
974 | ||
975 | long x, y; | |
976 | dc.GetTextExtent( "X", &x, &y ); | |
977 | ||
978 | int height = (int)( (y * 1.1) + 2* statusBar->GetBorderY()); | |
979 | ||
980 | statusBar->SetSize( -1, -1, 100, height ); | |
981 | ||
982 | statusBar->SetFieldsCount( number ); | |
983 | return statusBar; | |
984 | } | |
985 | ||
986 | wxStatusBar *wxFrame::GetStatusBar() const | |
987 | { | |
988 | return m_frameStatusBar; | |
989 | } | |
990 | ||
991 | void wxFrame::SetStatusText(const wxString& text, int number) | |
992 | { | |
993 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
994 | ||
995 | wxCHECK_RET( m_frameStatusBar != NULL, _T("no statusbar to set text for") ); | |
996 | ||
997 | m_frameStatusBar->SetStatusText(text, number); | |
998 | } | |
999 | ||
1000 | void wxFrame::SetStatusWidths(int n, const int widths_field[] ) | |
1001 | { | |
1002 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
1003 | ||
1004 | wxCHECK_RET( m_frameStatusBar != NULL, _T("no statusbar to set widths for") ); | |
1005 | ||
1006 | m_frameStatusBar->SetStatusWidths(n, widths_field); | |
1007 | } | |
1008 | #endif // wxUSE_STATUSBAR | |
1009 | ||
1010 | void wxFrame::Command( int id ) | |
1011 | { | |
1012 | wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id); | |
1013 | commandEvent.SetInt( id ); | |
1014 | commandEvent.SetEventObject( this ); | |
1015 | ||
1016 | wxMenuBar *bar = GetMenuBar(); | |
1017 | if (!bar) return; | |
1018 | ||
1019 | wxMenuItem *item = bar->FindItemForId(id) ; | |
1020 | if (item && item->IsCheckable()) | |
1021 | { | |
1022 | bar->Check(id,!bar->Checked(id)) ; | |
1023 | } | |
1024 | ||
1025 | wxEvtHandler* evtHandler = GetEventHandler(); | |
1026 | ||
1027 | evtHandler->ProcessEvent(commandEvent); | |
1028 | } | |
1029 | ||
1030 | void wxFrame::SetTitle( const wxString &title ) | |
1031 | { | |
1032 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
1033 | ||
1034 | m_title = title; | |
1035 | if (m_title.IsNull()) m_title = _T(""); | |
1036 | gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() ); | |
1037 | } | |
1038 | ||
1039 | void wxFrame::SetIcon( const wxIcon &icon ) | |
1040 | { | |
1041 | wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") ); | |
1042 | ||
1043 | m_icon = icon; | |
1044 | if (!icon.Ok()) return; | |
1045 | ||
1046 | if (!m_widget->window) return; | |
1047 | ||
1048 | wxMask *mask = icon.GetMask(); | |
1049 | GdkBitmap *bm = (GdkBitmap *) NULL; | |
1050 | if (mask) bm = mask->GetBitmap(); | |
1051 | ||
1052 | gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm ); | |
1053 | } | |
1054 | ||
1055 | void wxFrame::Maximize(bool WXUNUSED(maximize)) | |
1056 | { | |
1057 | } | |
1058 | ||
1059 | void wxFrame::Restore() | |
1060 | { | |
1061 | } | |
1062 | ||
1063 | void wxFrame::Iconize( bool iconize ) | |
1064 | { | |
1065 | if (iconize) | |
1066 | { | |
1067 | XIconifyWindow( GDK_WINDOW_XDISPLAY( m_widget->window ), | |
1068 | GDK_WINDOW_XWINDOW( m_widget->window ), | |
1069 | DefaultScreen( GDK_DISPLAY() ) ); | |
1070 | } | |
1071 | } | |
1072 | ||
1073 | bool wxFrame::IsIconized() const | |
1074 | { | |
1075 | return FALSE; | |
1076 | } |