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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/generic/mdig.cpp | |
3 | // Purpose: Generic MDI (Multiple Document Interface) classes | |
4 | // Author: Hans Van Leemputten | |
5 | // Modified by: | |
6 | // Created: 29/07/2002 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Hans Van Leemputten | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // =========================================================================== | |
13 | // declarations | |
14 | // =========================================================================== | |
15 | ||
16 | // --------------------------------------------------------------------------- | |
17 | // headers | |
18 | // --------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #if wxUSE_MDI | |
28 | ||
29 | #include "wx/generic/mdig.h" | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/panel.h" | |
33 | #include "wx/menu.h" | |
34 | #include "wx/intl.h" | |
35 | #include "wx/log.h" | |
36 | #endif //WX_PRECOMP | |
37 | ||
38 | #include "wx/stockitem.h" | |
39 | ||
40 | enum MDI_MENU_ID | |
41 | { | |
42 | wxWINDOWCLOSE = 4001, | |
43 | wxWINDOWCLOSEALL, | |
44 | wxWINDOWNEXT, | |
45 | wxWINDOWPREV | |
46 | }; | |
47 | ||
48 | //----------------------------------------------------------------------------- | |
49 | // wxGenericMDIParentFrame | |
50 | //----------------------------------------------------------------------------- | |
51 | ||
52 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIParentFrame, wxFrame) | |
53 | ||
54 | BEGIN_EVENT_TABLE(wxGenericMDIParentFrame, wxFrame) | |
55 | #if wxUSE_MENUS | |
56 | EVT_MENU (wxID_ANY, wxGenericMDIParentFrame::DoHandleMenu) | |
57 | #endif | |
58 | END_EVENT_TABLE() | |
59 | ||
60 | wxGenericMDIParentFrame::wxGenericMDIParentFrame() | |
61 | { | |
62 | Init(); | |
63 | } | |
64 | ||
65 | wxGenericMDIParentFrame::wxGenericMDIParentFrame(wxWindow *parent, | |
66 | wxWindowID id, | |
67 | const wxString& title, | |
68 | const wxPoint& pos, | |
69 | const wxSize& size, | |
70 | long style, | |
71 | const wxString& name) | |
72 | { | |
73 | Init(); | |
74 | ||
75 | (void)Create(parent, id, title, pos, size, style, name); | |
76 | } | |
77 | ||
78 | wxGenericMDIParentFrame::~wxGenericMDIParentFrame() | |
79 | { | |
80 | // Make sure the client window is destructed before the menu bars are! | |
81 | wxDELETE(m_pClientWindow); | |
82 | ||
83 | #if wxUSE_MENUS | |
84 | if (m_pMyMenuBar) | |
85 | { | |
86 | delete m_pMyMenuBar; | |
87 | m_pMyMenuBar = (wxMenuBar *) NULL; | |
88 | } | |
89 | ||
90 | RemoveWindowMenu(GetMenuBar()); | |
91 | ||
92 | if (m_pWindowMenu) | |
93 | { | |
94 | delete m_pWindowMenu; | |
95 | m_pWindowMenu = (wxMenu*) NULL; | |
96 | } | |
97 | #endif // wxUSE_MENUS | |
98 | } | |
99 | ||
100 | bool wxGenericMDIParentFrame::Create(wxWindow *parent, | |
101 | wxWindowID id, | |
102 | const wxString& title, | |
103 | const wxPoint& pos, | |
104 | const wxSize& size, | |
105 | long style, | |
106 | const wxString& name) | |
107 | { | |
108 | // this style can be used to prevent a window from having the standard MDI | |
109 | // "Window" menu | |
110 | if ( !(style & wxFRAME_NO_WINDOW_MENU) ) | |
111 | { | |
112 | #if wxUSE_MENUS | |
113 | m_pWindowMenu = new wxMenu; | |
114 | ||
115 | m_pWindowMenu->Append(wxWINDOWCLOSE, _("Cl&ose")); | |
116 | m_pWindowMenu->Append(wxWINDOWCLOSEALL, _("Close All")); | |
117 | m_pWindowMenu->AppendSeparator(); | |
118 | m_pWindowMenu->Append(wxWINDOWNEXT, _("&Next")); | |
119 | m_pWindowMenu->Append(wxWINDOWPREV, _("&Previous")); | |
120 | #endif // wxUSE_MENUS | |
121 | } | |
122 | ||
123 | if ( !wxFrame::Create( parent, id, title, pos, size, style, name ) ) | |
124 | return false; | |
125 | ||
126 | m_pClientWindow = OnCreateClient(); | |
127 | ||
128 | return m_pClientWindow != NULL; | |
129 | } | |
130 | ||
131 | #if wxUSE_MENUS | |
132 | void wxGenericMDIParentFrame::SetWindowMenu(wxMenu* pMenu) | |
133 | { | |
134 | // Replace the window menu from the currently loaded menu bar. | |
135 | wxMenuBar *pMenuBar = GetMenuBar(); | |
136 | ||
137 | if (m_pWindowMenu) | |
138 | { | |
139 | RemoveWindowMenu(pMenuBar); | |
140 | ||
141 | wxDELETE(m_pWindowMenu); | |
142 | } | |
143 | ||
144 | if (pMenu) | |
145 | { | |
146 | m_pWindowMenu = pMenu; | |
147 | ||
148 | AddWindowMenu(pMenuBar); | |
149 | } | |
150 | } | |
151 | ||
152 | void wxGenericMDIParentFrame::SetMenuBar(wxMenuBar *pMenuBar) | |
153 | { | |
154 | // Remove the Window menu from the old menu bar | |
155 | RemoveWindowMenu(GetMenuBar()); | |
156 | // Add the Window menu to the new menu bar. | |
157 | AddWindowMenu(pMenuBar); | |
158 | ||
159 | wxFrame::SetMenuBar(pMenuBar); | |
160 | } | |
161 | #endif // wxUSE_MENUS | |
162 | ||
163 | void wxGenericMDIParentFrame::SetChildMenuBar(wxGenericMDIChildFrame *pChild) | |
164 | { | |
165 | #if wxUSE_MENUS | |
166 | if (pChild == (wxGenericMDIChildFrame *) NULL) | |
167 | { | |
168 | // No Child, set Our menu bar back. | |
169 | SetMenuBar(m_pMyMenuBar); | |
170 | ||
171 | // Make sure we know our menu bar is in use | |
172 | m_pMyMenuBar = (wxMenuBar*) NULL; | |
173 | } | |
174 | else | |
175 | { | |
176 | if (pChild->GetMenuBar() == (wxMenuBar*) NULL) | |
177 | return; | |
178 | ||
179 | // Do we need to save the current bar? | |
180 | if (m_pMyMenuBar == NULL) | |
181 | m_pMyMenuBar = GetMenuBar(); | |
182 | ||
183 | SetMenuBar(pChild->GetMenuBar()); | |
184 | } | |
185 | #endif // wxUSE_MENUS | |
186 | } | |
187 | ||
188 | bool wxGenericMDIParentFrame::ProcessEvent(wxEvent& event) | |
189 | { | |
190 | /* | |
191 | * Redirect events to active child first. | |
192 | */ | |
193 | ||
194 | // Stops the same event being processed repeatedly | |
195 | static wxEventType inEvent = wxEVT_NULL; | |
196 | if (inEvent == event.GetEventType()) | |
197 | return false; | |
198 | ||
199 | inEvent = event.GetEventType(); | |
200 | ||
201 | // Let the active child (if any) process the event first. | |
202 | bool res = false; | |
203 | if (m_pActiveChild && event.IsKindOf(CLASSINFO(wxCommandEvent)) | |
204 | #if 0 | |
205 | /* This is sure to not give problems... */ | |
206 | && (event.GetEventType() == wxEVT_COMMAND_MENU_SELECTED || | |
207 | event.GetEventType() == wxEVT_UPDATE_UI ) | |
208 | #else | |
209 | /* This was tested on wxMSW and worked... */ | |
210 | && event.GetEventObject() != m_pClientWindow | |
211 | && !(event.GetEventType() == wxEVT_ACTIVATE || | |
212 | event.GetEventType() == wxEVT_SET_FOCUS || | |
213 | event.GetEventType() == wxEVT_KILL_FOCUS || | |
214 | event.GetEventType() == wxEVT_CHILD_FOCUS || | |
215 | event.GetEventType() == wxEVT_COMMAND_SET_FOCUS || | |
216 | event.GetEventType() == wxEVT_COMMAND_KILL_FOCUS ) | |
217 | #endif | |
218 | ) | |
219 | { | |
220 | res = m_pActiveChild->GetEventHandler()->ProcessEvent(event); | |
221 | } | |
222 | ||
223 | // If the event was not handled this frame will handle it! | |
224 | if (!res) | |
225 | { | |
226 | res = GetEventHandler()->wxEvtHandler::ProcessEvent(event); | |
227 | } | |
228 | ||
229 | inEvent = wxEVT_NULL; | |
230 | ||
231 | return res; | |
232 | } | |
233 | ||
234 | wxGenericMDIChildFrame *wxGenericMDIParentFrame::GetActiveChild() const | |
235 | { | |
236 | return m_pActiveChild; | |
237 | } | |
238 | ||
239 | void wxGenericMDIParentFrame::SetActiveChild(wxGenericMDIChildFrame* pChildFrame) | |
240 | { | |
241 | m_pActiveChild = pChildFrame; | |
242 | } | |
243 | ||
244 | wxGenericMDIClientWindow *wxGenericMDIParentFrame::GetClientWindow() const | |
245 | { | |
246 | return m_pClientWindow; | |
247 | } | |
248 | ||
249 | wxGenericMDIClientWindow *wxGenericMDIParentFrame::OnCreateClient() | |
250 | { | |
251 | #if wxUSE_GENERIC_MDI_AS_NATIVE | |
252 | return new wxMDIClientWindow( this ); | |
253 | #else | |
254 | return new wxGenericMDIClientWindow( this ); | |
255 | #endif | |
256 | } | |
257 | ||
258 | void wxGenericMDIParentFrame::ActivateNext() | |
259 | { | |
260 | if (m_pClientWindow && m_pClientWindow->GetSelection() != -1) | |
261 | { | |
262 | size_t active = m_pClientWindow->GetSelection() + 1; | |
263 | if (active >= m_pClientWindow->GetPageCount()) | |
264 | active = 0; | |
265 | ||
266 | m_pClientWindow->SetSelection(active); | |
267 | } | |
268 | } | |
269 | ||
270 | void wxGenericMDIParentFrame::ActivatePrevious() | |
271 | { | |
272 | if (m_pClientWindow && m_pClientWindow->GetSelection() != -1) | |
273 | { | |
274 | int active = m_pClientWindow->GetSelection() - 1; | |
275 | if (active < 0) | |
276 | active = m_pClientWindow->GetPageCount() - 1; | |
277 | ||
278 | m_pClientWindow->SetSelection(active); | |
279 | } | |
280 | } | |
281 | ||
282 | void wxGenericMDIParentFrame::Init() | |
283 | { | |
284 | m_pClientWindow = (wxGenericMDIClientWindow *) NULL; | |
285 | m_pActiveChild = (wxGenericMDIChildFrame *) NULL; | |
286 | #if wxUSE_MENUS | |
287 | m_pWindowMenu = (wxMenu *) NULL; | |
288 | m_pMyMenuBar = (wxMenuBar*) NULL; | |
289 | #endif // wxUSE_MENUS | |
290 | } | |
291 | ||
292 | #if wxUSE_MENUS | |
293 | void wxGenericMDIParentFrame::RemoveWindowMenu(wxMenuBar *pMenuBar) | |
294 | { | |
295 | if (pMenuBar && m_pWindowMenu) | |
296 | { | |
297 | // Remove old window menu | |
298 | int pos = pMenuBar->FindMenu(_("&Window")); | |
299 | if (pos != wxNOT_FOUND) | |
300 | { | |
301 | wxASSERT(m_pWindowMenu == pMenuBar->GetMenu(pos)); // DBG:: We're going to delete the wrong menu!!! | |
302 | pMenuBar->Remove(pos); | |
303 | } | |
304 | } | |
305 | } | |
306 | ||
307 | void wxGenericMDIParentFrame::AddWindowMenu(wxMenuBar *pMenuBar) | |
308 | { | |
309 | if (pMenuBar && m_pWindowMenu) | |
310 | { | |
311 | int pos = pMenuBar->FindMenu(wxGetStockLabel(wxID_HELP,false)); | |
312 | if (pos == wxNOT_FOUND) | |
313 | { | |
314 | pMenuBar->Append(m_pWindowMenu, _("&Window")); | |
315 | } | |
316 | else | |
317 | { | |
318 | pMenuBar->Insert(pos, m_pWindowMenu, _("&Window")); | |
319 | } | |
320 | } | |
321 | } | |
322 | ||
323 | void wxGenericMDIParentFrame::DoHandleMenu(wxCommandEvent &event) | |
324 | { | |
325 | switch (event.GetId()) | |
326 | { | |
327 | case wxWINDOWCLOSE: | |
328 | if (m_pActiveChild) | |
329 | { | |
330 | m_pActiveChild->Close(); | |
331 | } | |
332 | break; | |
333 | case wxWINDOWCLOSEALL: | |
334 | { | |
335 | #if 0 // code is only needed if next #if is set to 0! | |
336 | wxGenericMDIChildFrame *pFirstActiveChild = m_pActiveChild; | |
337 | #endif | |
338 | while (m_pActiveChild) | |
339 | { | |
340 | if (!m_pActiveChild->Close()) | |
341 | { | |
342 | return; // We failed... | |
343 | } | |
344 | else | |
345 | { | |
346 | #if 1 // What's best? Delayed deleting or immediate deleting? | |
347 | delete m_pActiveChild; | |
348 | m_pActiveChild = NULL; | |
349 | #else | |
350 | ActivateNext(); | |
351 | ||
352 | if (pFirstActiveChild == m_pActiveChild) | |
353 | return; // We've called Close on all items, no need to continue. | |
354 | #endif | |
355 | } | |
356 | } | |
357 | } | |
358 | break; | |
359 | case wxWINDOWNEXT: | |
360 | ActivateNext(); | |
361 | break; | |
362 | case wxWINDOWPREV: | |
363 | ActivatePrevious(); | |
364 | break; | |
365 | default : | |
366 | event.Skip(); | |
367 | } | |
368 | } | |
369 | #endif // wxUSE_MENUS | |
370 | ||
371 | void wxGenericMDIParentFrame::DoGetClientSize(int *width, int *height) const | |
372 | { | |
373 | wxFrame::DoGetClientSize( width, height ); | |
374 | } | |
375 | ||
376 | ||
377 | //----------------------------------------------------------------------------- | |
378 | // wxGenericMDIChildFrame | |
379 | //----------------------------------------------------------------------------- | |
380 | ||
381 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIChildFrame, wxPanel) | |
382 | ||
383 | BEGIN_EVENT_TABLE(wxGenericMDIChildFrame, wxPanel) | |
384 | EVT_MENU_HIGHLIGHT_ALL(wxGenericMDIChildFrame::OnMenuHighlight) | |
385 | EVT_ACTIVATE(wxGenericMDIChildFrame::OnActivate) | |
386 | ||
387 | EVT_CLOSE(wxGenericMDIChildFrame::OnCloseWindow) | |
388 | EVT_SIZE(wxGenericMDIChildFrame::OnSize) | |
389 | END_EVENT_TABLE() | |
390 | ||
391 | wxGenericMDIChildFrame::wxGenericMDIChildFrame() | |
392 | { | |
393 | Init(); | |
394 | } | |
395 | ||
396 | wxGenericMDIChildFrame::wxGenericMDIChildFrame( wxGenericMDIParentFrame *parent, | |
397 | wxWindowID id, const wxString& title, | |
398 | const wxPoint& WXUNUSED(pos), const wxSize& size, | |
399 | long style, const wxString& name ) | |
400 | { | |
401 | Init(); | |
402 | ||
403 | Create( parent, id, title, wxDefaultPosition, size, style, name ); | |
404 | } | |
405 | ||
406 | wxGenericMDIChildFrame::~wxGenericMDIChildFrame() | |
407 | { | |
408 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); | |
409 | ||
410 | if (pParentFrame != NULL) | |
411 | { | |
412 | bool bActive = false; | |
413 | if (pParentFrame->GetActiveChild() == this) | |
414 | { | |
415 | pParentFrame->SetActiveChild((wxGenericMDIChildFrame*) NULL); | |
416 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL); | |
417 | bActive = true; | |
418 | } | |
419 | ||
420 | wxGenericMDIClientWindow *pClientWindow = pParentFrame->GetClientWindow(); | |
421 | ||
422 | // Remove page if still there | |
423 | size_t pos; | |
424 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) | |
425 | { | |
426 | if (pClientWindow->GetPage(pos) == this) | |
427 | { | |
428 | if (pClientWindow->RemovePage(pos)) | |
429 | pClientWindow->Refresh(); | |
430 | break; | |
431 | } | |
432 | } | |
433 | ||
434 | if (bActive) | |
435 | { | |
436 | // Set the new selection to the a remaining page | |
437 | if (pClientWindow->GetPageCount() > pos) | |
438 | { | |
439 | pClientWindow->SetSelection(pos); | |
440 | } | |
441 | else | |
442 | { | |
443 | if ((int)pClientWindow->GetPageCount() - 1 >= 0) | |
444 | pClientWindow->SetSelection(pClientWindow->GetPageCount() - 1); | |
445 | } | |
446 | } | |
447 | } | |
448 | ||
449 | #if wxUSE_MENUS | |
450 | wxDELETE(m_pMenuBar); | |
451 | #endif // wxUSE_MENUS | |
452 | } | |
453 | ||
454 | bool wxGenericMDIChildFrame::Create( wxGenericMDIParentFrame *parent, | |
455 | wxWindowID id, const wxString& title, | |
456 | const wxPoint& WXUNUSED(pos), const wxSize& size, | |
457 | long style, const wxString& name ) | |
458 | { | |
459 | wxGenericMDIClientWindow* pClientWindow = parent->GetClientWindow(); | |
460 | ||
461 | wxASSERT_MSG((pClientWindow != (wxWindow*) NULL), wxT("Missing MDI client window.") ); | |
462 | ||
463 | wxPanel::Create(pClientWindow, id, wxDefaultPosition, size, style, name); | |
464 | ||
465 | SetMDIParentFrame(parent); | |
466 | ||
467 | // This is the currently active child | |
468 | parent->SetActiveChild(this); | |
469 | ||
470 | m_Title = title; | |
471 | ||
472 | pClientWindow->AddPage(this, title, true); | |
473 | ApplyMDIChildFrameRect(); // Ok confirme the size change! | |
474 | pClientWindow->Refresh(); | |
475 | ||
476 | return true; | |
477 | } | |
478 | ||
479 | #if wxUSE_MENUS | |
480 | void wxGenericMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar ) | |
481 | { | |
482 | wxMenuBar *pOldMenuBar = m_pMenuBar; | |
483 | m_pMenuBar = menu_bar; | |
484 | ||
485 | if (m_pMenuBar) | |
486 | { | |
487 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); | |
488 | ||
489 | if (pParentFrame != NULL) | |
490 | { | |
491 | m_pMenuBar->SetParent(pParentFrame); | |
492 | ||
493 | if (pParentFrame->GetActiveChild() == this) | |
494 | { | |
495 | // Replace current menu bars | |
496 | if (pOldMenuBar) | |
497 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL); | |
498 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) this); | |
499 | } | |
500 | } | |
501 | } | |
502 | } | |
503 | ||
504 | wxMenuBar *wxGenericMDIChildFrame::GetMenuBar() const | |
505 | { | |
506 | return m_pMenuBar; | |
507 | } | |
508 | #endif // wxUSE_MENUS | |
509 | ||
510 | void wxGenericMDIChildFrame::SetTitle(const wxString& title) | |
511 | { | |
512 | m_Title = title; | |
513 | ||
514 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); | |
515 | ||
516 | if (pParentFrame != NULL) | |
517 | { | |
518 | wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow(); | |
519 | ||
520 | if (pClientWindow != NULL) | |
521 | { | |
522 | size_t pos; | |
523 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) | |
524 | { | |
525 | if (pClientWindow->GetPage(pos) == this) | |
526 | { | |
527 | pClientWindow->SetPageText(pos, m_Title); | |
528 | break; | |
529 | } | |
530 | } | |
531 | } | |
532 | } | |
533 | } | |
534 | ||
535 | wxString wxGenericMDIChildFrame::GetTitle() const | |
536 | { | |
537 | return m_Title; | |
538 | } | |
539 | ||
540 | void wxGenericMDIChildFrame::Activate() | |
541 | { | |
542 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); | |
543 | ||
544 | if (pParentFrame != NULL) | |
545 | { | |
546 | wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow(); | |
547 | ||
548 | if (pClientWindow != NULL) | |
549 | { | |
550 | size_t pos; | |
551 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) | |
552 | { | |
553 | if (pClientWindow->GetPage(pos) == this) | |
554 | { | |
555 | pClientWindow->SetSelection(pos); | |
556 | break; | |
557 | } | |
558 | } | |
559 | } | |
560 | } | |
561 | } | |
562 | ||
563 | void wxGenericMDIChildFrame::OnMenuHighlight(wxMenuEvent& event) | |
564 | { | |
565 | #if wxUSE_STATUSBAR | |
566 | if ( m_pMDIParentFrame) | |
567 | { | |
568 | // we don't have any help text for this item, | |
569 | // but may be the MDI frame does? | |
570 | m_pMDIParentFrame->OnMenuHighlight(event); | |
571 | } | |
572 | #else | |
573 | wxUnusedVar(event); | |
574 | #endif // wxUSE_STATUSBAR | |
575 | } | |
576 | ||
577 | void wxGenericMDIChildFrame::OnActivate(wxActivateEvent& WXUNUSED(event)) | |
578 | { | |
579 | // Do mothing. | |
580 | } | |
581 | ||
582 | /*** Copied from top level..! ***/ | |
583 | // default resizing behaviour - if only ONE subwindow, resize to fill the | |
584 | // whole client area | |
585 | void wxGenericMDIChildFrame::OnSize(wxSizeEvent& WXUNUSED(event)) | |
586 | { | |
587 | // if we're using constraints or sizers - do use them | |
588 | if ( GetAutoLayout() ) | |
589 | { | |
590 | Layout(); | |
591 | } | |
592 | else | |
593 | { | |
594 | // do we have _exactly_ one child? | |
595 | wxWindow *child = (wxWindow *)NULL; | |
596 | for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); | |
597 | node; | |
598 | node = node->GetNext() ) | |
599 | { | |
600 | wxWindow *win = node->GetData(); | |
601 | ||
602 | // exclude top level and managed windows (status bar isn't | |
603 | // currently in the children list except under wxMac anyhow, but | |
604 | // it makes no harm to test for it) | |
605 | if ( !win->IsTopLevel() /*&& !IsOneOfBars(win)*/ ) | |
606 | { | |
607 | if ( child ) | |
608 | { | |
609 | return; // it's our second subwindow - nothing to do | |
610 | } | |
611 | ||
612 | child = win; | |
613 | } | |
614 | } | |
615 | ||
616 | // do we have any children at all? | |
617 | if ( child ) | |
618 | { | |
619 | // exactly one child - set it's size to fill the whole frame | |
620 | int clientW, clientH; | |
621 | DoGetClientSize(&clientW, &clientH); | |
622 | ||
623 | // for whatever reasons, wxGTK wants to have a small offset - it | |
624 | // probably looks better with it? | |
625 | #ifdef __WXGTK__ | |
626 | static const int ofs = 1; | |
627 | #else | |
628 | static const int ofs = 0; | |
629 | #endif | |
630 | ||
631 | child->SetSize(ofs, ofs, clientW - 2*ofs, clientH - 2*ofs); | |
632 | } | |
633 | } | |
634 | } | |
635 | ||
636 | /*** Copied from top level..! ***/ | |
637 | // The default implementation for the close window event. | |
638 | void wxGenericMDIChildFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) | |
639 | { | |
640 | Destroy(); | |
641 | } | |
642 | ||
643 | void wxGenericMDIChildFrame::SetMDIParentFrame(wxGenericMDIParentFrame* parentFrame) | |
644 | { | |
645 | m_pMDIParentFrame = parentFrame; | |
646 | } | |
647 | ||
648 | wxGenericMDIParentFrame* wxGenericMDIChildFrame::GetMDIParentFrame() const | |
649 | { | |
650 | return m_pMDIParentFrame; | |
651 | } | |
652 | ||
653 | void wxGenericMDIChildFrame::Init() | |
654 | { | |
655 | m_pMDIParentFrame = (wxGenericMDIParentFrame *) NULL; | |
656 | #if wxUSE_MENUS | |
657 | m_pMenuBar = (wxMenuBar *) NULL; | |
658 | #endif // wxUSE_MENUS | |
659 | } | |
660 | ||
661 | void wxGenericMDIChildFrame::DoMoveWindow(int x, int y, int width, int height) | |
662 | { | |
663 | m_MDIRect = wxRect(x, y, width, height); | |
664 | } | |
665 | ||
666 | void wxGenericMDIChildFrame::ApplyMDIChildFrameRect() | |
667 | { | |
668 | wxPanel::DoMoveWindow(m_MDIRect.x, m_MDIRect.y, m_MDIRect.width, m_MDIRect.height); | |
669 | } | |
670 | ||
671 | //----------------------------------------------------------------------------- | |
672 | // wxGenericMDIClientWindow | |
673 | //----------------------------------------------------------------------------- | |
674 | ||
675 | #define wxID_NOTEBOOK_CLIENT_AREA wxID_HIGHEST + 100 | |
676 | ||
677 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIClientWindow, wxNotebook) | |
678 | ||
679 | BEGIN_EVENT_TABLE(wxGenericMDIClientWindow, wxNotebook) | |
680 | EVT_NOTEBOOK_PAGE_CHANGED(wxID_NOTEBOOK_CLIENT_AREA, wxGenericMDIClientWindow::OnPageChanged) | |
681 | EVT_SIZE(wxGenericMDIClientWindow::OnSize) | |
682 | END_EVENT_TABLE() | |
683 | ||
684 | ||
685 | wxGenericMDIClientWindow::wxGenericMDIClientWindow() | |
686 | { | |
687 | } | |
688 | ||
689 | wxGenericMDIClientWindow::wxGenericMDIClientWindow( wxGenericMDIParentFrame *parent, long style ) | |
690 | { | |
691 | CreateClient( parent, style ); | |
692 | } | |
693 | ||
694 | wxGenericMDIClientWindow::~wxGenericMDIClientWindow() | |
695 | { | |
696 | DestroyChildren(); | |
697 | } | |
698 | ||
699 | bool wxGenericMDIClientWindow::CreateClient( wxGenericMDIParentFrame *parent, long style ) | |
700 | { | |
701 | SetWindowStyleFlag(style); | |
702 | ||
703 | bool success = wxNotebook::Create(parent, wxID_NOTEBOOK_CLIENT_AREA, wxPoint(0,0), wxSize(100, 100), 0); | |
704 | if (success) | |
705 | { | |
706 | /* | |
707 | wxFont font(10, wxSWISS, wxNORMAL, wxNORMAL); | |
708 | wxFont selFont(10, wxSWISS, wxNORMAL, wxBOLD); | |
709 | GetTabView()->SetTabFont(font); | |
710 | GetTabView()->SetSelectedTabFont(selFont); | |
711 | GetTabView()->SetTabSize(120, 18); | |
712 | GetTabView()->SetTabSelectionHeight(20); | |
713 | */ | |
714 | return true; | |
715 | } | |
716 | else | |
717 | return false; | |
718 | } | |
719 | ||
720 | int wxGenericMDIClientWindow::SetSelection(size_t nPage) | |
721 | { | |
722 | int oldSelection = wxNotebook::SetSelection(nPage); | |
723 | ||
724 | #if !defined(__WXMSW__) // No need to do this for wxMSW as wxNotebook::SetSelection() | |
725 | // will already cause this to be done! | |
726 | // Handle the page change. | |
727 | PageChanged(oldSelection, nPage); | |
728 | #endif | |
729 | ||
730 | return oldSelection; | |
731 | } | |
732 | ||
733 | void wxGenericMDIClientWindow::PageChanged(int OldSelection, int newSelection) | |
734 | { | |
735 | // Don't do to much work, only when something realy should change! | |
736 | if (OldSelection == newSelection) | |
737 | return; | |
738 | // Again check if we realy need to do this... | |
739 | if (newSelection != -1) | |
740 | { | |
741 | wxGenericMDIChildFrame* child = (wxGenericMDIChildFrame *)GetPage(newSelection); | |
742 | ||
743 | if (child->GetMDIParentFrame()->GetActiveChild() == child) | |
744 | return; | |
745 | } | |
746 | ||
747 | // Notify old active child that it has been deactivated | |
748 | if (OldSelection != -1) | |
749 | { | |
750 | wxGenericMDIChildFrame* oldChild = (wxGenericMDIChildFrame *)GetPage(OldSelection); | |
751 | if (oldChild) | |
752 | { | |
753 | wxActivateEvent event(wxEVT_ACTIVATE, false, oldChild->GetId()); | |
754 | event.SetEventObject( oldChild ); | |
755 | oldChild->GetEventHandler()->ProcessEvent(event); | |
756 | } | |
757 | } | |
758 | ||
759 | // Notify new active child that it has been activated | |
760 | if (newSelection != -1) | |
761 | { | |
762 | wxGenericMDIChildFrame* activeChild = (wxGenericMDIChildFrame *)GetPage(newSelection); | |
763 | if (activeChild) | |
764 | { | |
765 | wxActivateEvent event(wxEVT_ACTIVATE, true, activeChild->GetId()); | |
766 | event.SetEventObject( activeChild ); | |
767 | activeChild->GetEventHandler()->ProcessEvent(event); | |
768 | ||
769 | if (activeChild->GetMDIParentFrame()) | |
770 | { | |
771 | activeChild->GetMDIParentFrame()->SetActiveChild(activeChild); | |
772 | activeChild->GetMDIParentFrame()->SetChildMenuBar(activeChild); | |
773 | } | |
774 | } | |
775 | } | |
776 | } | |
777 | ||
778 | void wxGenericMDIClientWindow::OnPageChanged(wxNotebookEvent& event) | |
779 | { | |
780 | PageChanged(event.GetOldSelection(), event.GetSelection()); | |
781 | ||
782 | event.Skip(); | |
783 | } | |
784 | ||
785 | void wxGenericMDIClientWindow::OnSize(wxSizeEvent& event) | |
786 | { | |
787 | wxNotebook::OnSize(event); | |
788 | ||
789 | size_t pos; | |
790 | for (pos = 0; pos < GetPageCount(); pos++) | |
791 | { | |
792 | ((wxGenericMDIChildFrame *)GetPage(pos))->ApplyMDIChildFrameRect(); | |
793 | } | |
794 | } | |
795 | ||
796 | ||
797 | /* | |
798 | * Define normal wxMDI classes based on wxGenericMDI | |
799 | */ | |
800 | ||
801 | #if wxUSE_GENERIC_MDI_AS_NATIVE | |
802 | ||
803 | wxMDIChildFrame * wxMDIParentFrame::GetActiveChild() const | |
804 | { | |
805 | wxGenericMDIChildFrame *pGFrame = wxGenericMDIParentFrame::GetActiveChild(); | |
806 | wxMDIChildFrame *pFrame = wxDynamicCast(pGFrame, wxMDIChildFrame); | |
807 | ||
808 | wxASSERT_MSG(!(pFrame == NULL && pGFrame != NULL), wxT("Active frame is class not derived from wxMDIChildFrame!")); | |
809 | ||
810 | return pFrame; | |
811 | } | |
812 | ||
813 | IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxGenericMDIParentFrame) | |
814 | IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxGenericMDIChildFrame) | |
815 | IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxGenericMDIClientWindow) | |
816 | ||
817 | #endif // wxUSE_GENERIC_MDI_AS_NATIVE | |
818 | ||
819 | #endif // wxUSE_MDI | |
820 |