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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
6aa89a22 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
12// ===========================================================================
13// declarations
14// ===========================================================================
15
16// ---------------------------------------------------------------------------
17// headers
18// ---------------------------------------------------------------------------
19
14f355c2 20#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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21 #pragma implementation "mdig.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
25#include "wx/wxprec.h"
26
27#ifdef __BORLANDC__
28 #pragma hdrstop
29#endif
30
31#ifndef WX_PRECOMP
32 #include "wx/panel.h"
33 #include "wx/menu.h"
2b5f62a0 34 #include "wx/intl.h"
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35#endif //WX_PRECOMP
36
37#include "wx/generic/mdig.h"
38
c0924519 39enum MDI_MENU_ID
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40{
41 wxWINDOWCLOSE = 4001,
42 wxWINDOWCLOSEALL,
43 wxWINDOWNEXT,
44 wxWINDOWPREV
45};
46
47//-----------------------------------------------------------------------------
48// wxGenericMDIParentFrame
49//-----------------------------------------------------------------------------
50
51IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIParentFrame, wxFrame)
52
53BEGIN_EVENT_TABLE(wxGenericMDIParentFrame, wxFrame)
d7260478 54#if wxUSE_MENUS
6c70a9b5 55 EVT_MENU (-1, wxGenericMDIParentFrame::DoHandleMenu)
d7260478 56#endif
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57END_EVENT_TABLE()
58
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59wxGenericMDIParentFrame::wxGenericMDIParentFrame()
60{
61 Init();
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62}
63
64wxGenericMDIParentFrame::wxGenericMDIParentFrame(wxWindow *parent,
65 wxWindowID id,
66 const wxString& title,
67 const wxPoint& pos,
68 const wxSize& size,
69 long style,
70 const wxString& name)
71{
72 Init();
c0924519 73
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74 (void)Create(parent, id, title, pos, size, style, name);
75}
76
77wxGenericMDIParentFrame::~wxGenericMDIParentFrame()
c0924519 78{
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79 // Make sure the client window is destructed before the menu bars are!
80 wxDELETE(m_pClientWindow);
81
c0924519 82#if wxUSE_MENUS
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83 if (m_pMyMenuBar)
84 {
85 delete m_pMyMenuBar;
86 m_pMyMenuBar = (wxMenuBar *) NULL;
87 }
c0924519 88
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89 RemoveWindowMenu(GetMenuBar());
90
91 if (m_pWindowMenu)
92 {
93 delete m_pWindowMenu;
94 m_pWindowMenu = (wxMenu*) NULL;
95 }
96#endif // wxUSE_MENUS
97}
98
99bool wxGenericMDIParentFrame::Create(wxWindow *parent,
100 wxWindowID id,
101 const wxString& title,
102 const wxPoint& pos,
103 const wxSize& size,
104 long style,
105 const wxString& name)
106{
107 // this style can be used to prevent a window from having the standard MDI
108 // "Window" menu
109 if ( !(style & wxFRAME_NO_WINDOW_MENU) )
110 {
111#if wxUSE_MENUS
112 m_pWindowMenu = new wxMenu;
113
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114 m_pWindowMenu->Append(wxWINDOWCLOSE, _("Cl&ose"));
115 m_pWindowMenu->Append(wxWINDOWCLOSEALL, _("Close All"));
6c70a9b5 116 m_pWindowMenu->AppendSeparator();
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117 m_pWindowMenu->Append(wxWINDOWNEXT, _("&Next"));
118 m_pWindowMenu->Append(wxWINDOWPREV, _("&Previous"));
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119#endif // wxUSE_MENUS
120 }
121
122 wxFrame::Create( parent, id, title, pos, size, style, name );
123
124 OnCreateClient();
125
126 return TRUE;
127}
128
129#if wxUSE_MENUS
130void wxGenericMDIParentFrame::SetWindowMenu(wxMenu* pMenu)
131{
132 // Replace the window menu from the currently loaded menu bar.
133 wxMenuBar *pMenuBar = GetMenuBar();
134
135 if (m_pWindowMenu)
136 {
137 RemoveWindowMenu(pMenuBar);
138
139 wxDELETE(m_pWindowMenu);
140 }
141
142 if (pMenu)
143 {
144 m_pWindowMenu = pMenu;
145
146 AddWindowMenu(pMenuBar);
147 }
148}
149
150void wxGenericMDIParentFrame::SetMenuBar(wxMenuBar *pMenuBar)
151{
152 // Remove the Window menu from the old menu bar
153 RemoveWindowMenu(GetMenuBar());
154 // Add the Window menu to the new menu bar.
155 AddWindowMenu(pMenuBar);
156
157 wxFrame::SetMenuBar(pMenuBar);
158}
159#endif // wxUSE_MENUS
160
161void wxGenericMDIParentFrame::SetChildMenuBar(wxGenericMDIChildFrame *pChild)
162{
163#if wxUSE_MENUS
164 if (pChild == (wxGenericMDIChildFrame *) NULL)
165 {
166 // No Child, set Our menu bar back.
167 SetMenuBar(m_pMyMenuBar);
c0924519 168
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169 // Make sure we know our menu bar is in use
170 m_pMyMenuBar = (wxMenuBar*) NULL;
171 }
172 else
173 {
174 if (pChild->GetMenuBar() == (wxMenuBar*) NULL)
175 return;
176
177 // Do we need to save the current bar?
178 if (m_pMyMenuBar == NULL)
179 m_pMyMenuBar = GetMenuBar();
180
181 SetMenuBar(pChild->GetMenuBar());
182 }
183#endif // wxUSE_MENUS
184}
185
186bool wxGenericMDIParentFrame::ProcessEvent(wxEvent& event)
187{
188 /*
189 * Redirect events to active child first.
190 */
191
192 // Stops the same event being processed repeatedly
193 static wxEventType inEvent = wxEVT_NULL;
194 if (inEvent == event.GetEventType())
195 return FALSE;
196
197 inEvent = event.GetEventType();
198
199 // Let the active child (if any) process the event first.
200 bool res = FALSE;
c0924519 201 if (m_pActiveChild && event.IsKindOf(CLASSINFO(wxCommandEvent))
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202#if 0
203 /* This is sure to not give problems... */
204 && (event.GetEventType() == wxEVT_COMMAND_MENU_SELECTED ||
2b5f62a0 205 event.GetEventType() == wxEVT_UPDATE_UI )
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206#else
207 /* This was tested on wxMSW and worked... */
208 && event.GetEventObject() != m_pClientWindow
209 && !(event.GetEventType() == wxEVT_ACTIVATE ||
210 event.GetEventType() == wxEVT_SET_FOCUS ||
211 event.GetEventType() == wxEVT_KILL_FOCUS ||
212 event.GetEventType() == wxEVT_CHILD_FOCUS ||
213 event.GetEventType() == wxEVT_COMMAND_SET_FOCUS ||
2b5f62a0 214 event.GetEventType() == wxEVT_COMMAND_KILL_FOCUS )
6c70a9b5 215#endif
2b5f62a0 216 )
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217 {
218 res = m_pActiveChild->GetEventHandler()->ProcessEvent(event);
219 }
220
221 // If the event was not handled this frame will handle it!
222 if (!res)
223 {
224 res = GetEventHandler()->wxEvtHandler::ProcessEvent(event);
225 }
226
227 inEvent = wxEVT_NULL;
228
229 return res;
230}
231
232wxGenericMDIChildFrame *wxGenericMDIParentFrame::GetActiveChild() const
233{
234 return m_pActiveChild;
235}
236
237void wxGenericMDIParentFrame::SetActiveChild(wxGenericMDIChildFrame* pChildFrame)
238{
239 m_pActiveChild = pChildFrame;
240}
241
242wxGenericMDIClientWindow *wxGenericMDIParentFrame::GetClientWindow() const
243{
244 return m_pClientWindow;
245}
246
247wxGenericMDIClientWindow *wxGenericMDIParentFrame::OnCreateClient()
248{
249#if wxUSE_GENERIC_MDI_AS_NATIVE
250 m_pClientWindow = new wxMDIClientWindow( this );
251#else
252 m_pClientWindow = new wxGenericMDIClientWindow( this );
253#endif
254 return m_pClientWindow;
255}
256
257void wxGenericMDIParentFrame::ActivateNext()
258{
259 if (m_pClientWindow && m_pClientWindow->GetSelection() != -1)
260 {
34a0c9f4 261 size_t active = m_pClientWindow->GetSelection() + 1;
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262 if (active >= m_pClientWindow->GetPageCount())
263 active = 0;
264
265 m_pClientWindow->SetSelection(active);
266 }
267}
268
269void wxGenericMDIParentFrame::ActivatePrevious()
270{
271 if (m_pClientWindow && m_pClientWindow->GetSelection() != -1)
272 {
273 int active = m_pClientWindow->GetSelection() - 1;
274 if (active < 0)
275 active = m_pClientWindow->GetPageCount() - 1;
276
277 m_pClientWindow->SetSelection(active);
278 }
279}
280
281void wxGenericMDIParentFrame::Init()
282{
283 m_pClientWindow = (wxGenericMDIClientWindow *) NULL;
284 m_pActiveChild = (wxGenericMDIChildFrame *) NULL;
285#if wxUSE_MENUS
286 m_pWindowMenu = (wxMenu *) NULL;
287 m_pMyMenuBar = (wxMenuBar*) NULL;
288#endif // wxUSE_MENUS
289}
290
291#if wxUSE_MENUS
292void wxGenericMDIParentFrame::RemoveWindowMenu(wxMenuBar *pMenuBar)
293{
294 if (pMenuBar && m_pWindowMenu)
295 {
296 // Remove old window menu
2b5f62a0 297 int pos = pMenuBar->FindMenu(_("&Window"));
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298 if (pos != wxNOT_FOUND)
299 {
300 wxASSERT(m_pWindowMenu == pMenuBar->GetMenu(pos)); // DBG:: We're going to delete the wrong menu!!!
301 pMenuBar->Remove(pos);
302 }
303 }
304}
305
306void wxGenericMDIParentFrame::AddWindowMenu(wxMenuBar *pMenuBar)
307{
308 if (pMenuBar && m_pWindowMenu)
c0924519 309 {
2b5f62a0 310 int pos = pMenuBar->FindMenu(_("Help"));
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311 if (pos == wxNOT_FOUND)
312 {
2b5f62a0 313 pMenuBar->Append(m_pWindowMenu, _("&Window"));
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314 }
315 else
316 {
2b5f62a0 317 pMenuBar->Insert(pos, m_pWindowMenu, _("&Window"));
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318 }
319 }
320}
321
322void wxGenericMDIParentFrame::DoHandleMenu(wxCommandEvent &event)
323{
324 switch (event.GetId())
325 {
c0924519 326 case wxWINDOWCLOSE:
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327 if (m_pActiveChild)
328 {
329 m_pActiveChild->Close();
330 }
331 break;
332 case wxWINDOWCLOSEALL:
333 {
c0924519 334#if 0 // code is only needed if next #if is set to 0!
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335 wxGenericMDIChildFrame *pFirstActiveChild = m_pActiveChild;
336#endif
337 while (m_pActiveChild)
338 {
339 if (!m_pActiveChild->Close())
340 {
341 return; // We failed...
342 }
343 else
344 {
345#if 1 // What's best? Delayed deleting or immediate deleting?
346 delete m_pActiveChild;
c0924519 347#else
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348 ActivateNext();
349
350 if (pFirstActiveChild == m_pActiveChild)
351 return; // We've called Close on all items, no need to continue.
352#endif
353 }
354 }
355 }
356 break;
357 case wxWINDOWNEXT:
358 ActivateNext();
359 break;
360 case wxWINDOWPREV:
361 ActivatePrevious();
362 break;
363 default :
364 event.Skip();
365 }
366}
367#endif // wxUSE_MENUS
368
369void wxGenericMDIParentFrame::DoGetClientSize(int *width, int *height) const
370{
371 wxFrame::DoGetClientSize( width, height );
372}
373
374
375//-----------------------------------------------------------------------------
376// wxGenericMDIChildFrame
377//-----------------------------------------------------------------------------
378
379IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIChildFrame, wxPanel)
380
381BEGIN_EVENT_TABLE(wxGenericMDIChildFrame, wxPanel)
382 EVT_MENU_HIGHLIGHT_ALL(wxGenericMDIChildFrame::OnMenuHighlight)
383 EVT_ACTIVATE(wxGenericMDIChildFrame::OnActivate)
384
385 EVT_CLOSE(wxGenericMDIChildFrame::OnCloseWindow)
386 EVT_SIZE(wxGenericMDIChildFrame::OnSize)
387END_EVENT_TABLE()
388
389wxGenericMDIChildFrame::wxGenericMDIChildFrame()
390{
391 Init();
392}
393
394wxGenericMDIChildFrame::wxGenericMDIChildFrame( wxGenericMDIParentFrame *parent,
395 wxWindowID id, const wxString& title,
396 const wxPoint& WXUNUSED(pos), const wxSize& size,
397 long style, const wxString& name )
398{
399 Init();
400
401 Create( parent, id, title, wxDefaultPosition, size, style, name );
402}
403
404#include "wx/log.h"
405wxGenericMDIChildFrame::~wxGenericMDIChildFrame()
406{
407 wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame();
408
409 if (pParentFrame != NULL)
410 {
411 bool bActive = FALSE;
412 if (pParentFrame->GetActiveChild() == this)
413 {
414 pParentFrame->SetActiveChild((wxGenericMDIChildFrame*) NULL);
415 pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL);
416 bActive = TRUE;
417 }
418
419 wxGenericMDIClientWindow *pClientWindow = pParentFrame->GetClientWindow();
420
421 // Remove page if still there
34a0c9f4 422 size_t pos;
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423 for (pos = 0; pos < pClientWindow->GetPageCount(); pos++)
424 {
425 if (pClientWindow->GetPage(pos) == this)
426 {
427 if (pClientWindow->RemovePage(pos))
428 pClientWindow->Refresh();
429 break;
430 }
431 }
c0924519 432
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433 if (bActive)
434 {
435 // Set the new selection to the a remaining page
436 if (pClientWindow->GetPageCount() > pos)
437 {
438 pClientWindow->SetSelection(pos);
439 }
440 else
441 {
8a39593e 442 if ((int)pClientWindow->GetPageCount() - 1 >= 0)
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443 pClientWindow->SetSelection(pClientWindow->GetPageCount() - 1);
444 }
445 }
446 }
447
448#if wxUSE_MENUS
449 wxDELETE(m_pMenuBar);
450#endif // wxUSE_MENUS
451}
452
453bool wxGenericMDIChildFrame::Create( wxGenericMDIParentFrame *parent,
454 wxWindowID id, const wxString& title,
455 const wxPoint& WXUNUSED(pos), const wxSize& size,
456 long style, const wxString& name )
457{
458 wxGenericMDIClientWindow* pClientWindow = parent->GetClientWindow();
459
2b5f62a0 460 wxASSERT_MSG((pClientWindow != (wxWindow*) NULL), wxT("Missing MDI client window.") );
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461
462 wxPanel::Create(pClientWindow, id, wxDefaultPosition, size, style, name);
c0924519 463
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464 SetMDIParentFrame(parent);
465
466 // This is the currently active child
467 parent->SetActiveChild(this);
468
469 m_Title = title;
470
471 pClientWindow->AddPage(this, title, TRUE);
472 ApplyMDIChildFrameRect(); // Ok confirme the size change!
473 pClientWindow->Refresh();
474
475 return TRUE;
476}
477
c0924519 478#if wxUSE_MENUS
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479void wxGenericMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
480{
481 wxMenuBar *pOldMenuBar = m_pMenuBar;
482 m_pMenuBar = menu_bar;
483
484 if (m_pMenuBar)
485 {
486 wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame();
c0924519 487
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488 if (pParentFrame != NULL)
489 {
490 m_pMenuBar->SetParent(pParentFrame);
491
492 if (pParentFrame->GetActiveChild() == this)
493 {
494 // Replace current menu bars
495 if (pOldMenuBar)
496 pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL);
497 pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) this);
498 }
499 }
500 }
501}
502
503wxMenuBar *wxGenericMDIChildFrame::GetMenuBar() const
504{
505 return m_pMenuBar;
506}
c0924519 507#endif // wxUSE_MENUS
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508
509void wxGenericMDIChildFrame::SetTitle(const wxString& title)
510{
511 m_Title = title;
512
513 wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame();
c0924519 514
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515 if (pParentFrame != NULL)
516 {
517 wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow();
c0924519 518
6c70a9b5 519 if (pClientWindow != NULL)
c0924519 520 {
34a0c9f4 521 size_t pos;
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522 for (pos = 0; pos < pClientWindow->GetPageCount(); pos++)
523 {
524 if (pClientWindow->GetPage(pos) == this)
525 {
526 pClientWindow->SetPageText(pos, m_Title);
527 break;
528 }
c0924519 529 }
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530 }
531 }
532}
533
c0924519 534wxString wxGenericMDIChildFrame::GetTitle() const
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535{
536 return m_Title;
537}
538
539void wxGenericMDIChildFrame::Activate()
540{
541 wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame();
542
543 if (pParentFrame != NULL)
544 {
545 wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow();
546
547 if (pClientWindow != NULL)
548 {
34a0c9f4 549 size_t pos;
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550 for (pos = 0; pos < pClientWindow->GetPageCount(); pos++)
551 {
552 if (pClientWindow->GetPage(pos) == this)
553 {
554 pClientWindow->SetSelection(pos);
555 break;
556 }
557 }
558 }
559 }
560}
561
562void wxGenericMDIChildFrame::OnMenuHighlight(wxMenuEvent& event)
563{
564#if wxUSE_STATUSBAR
565 if ( m_pMDIParentFrame)
566 {
c0924519 567 // we don't have any help text for this item,
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568 // but may be the MDI frame does?
569 m_pMDIParentFrame->OnMenuHighlight(event);
570 }
571#endif // wxUSE_STATUSBAR
572}
573
61fef19b 574void wxGenericMDIChildFrame::OnActivate(wxActivateEvent& WXUNUSED(event))
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575{
576 // Do mothing.
577}
578
579/*** Copied from top level..! ***/
580// default resizing behaviour - if only ONE subwindow, resize to fill the
581// whole client area
582void wxGenericMDIChildFrame::OnSize(wxSizeEvent& WXUNUSED(event))
583{
584 // if we're using constraints or sizers - do use them
585 if ( GetAutoLayout() )
586 {
587 Layout();
588 }
589 else
590 {
591 // do we have _exactly_ one child?
592 wxWindow *child = (wxWindow *)NULL;
ac32ba44 593 for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
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594 node;
595 node = node->GetNext() )
596 {
597 wxWindow *win = node->GetData();
598
599 // exclude top level and managed windows (status bar isn't
600 // currently in the children list except under wxMac anyhow, but
601 // it makes no harm to test for it)
602 if ( !win->IsTopLevel() /*&& !IsOneOfBars(win)*/ )
603 {
604 if ( child )
605 {
606 return; // it's our second subwindow - nothing to do
607 }
608
609 child = win;
610 }
611 }
612
613 // do we have any children at all?
614 if ( child )
615 {
616 // exactly one child - set it's size to fill the whole frame
617 int clientW, clientH;
618 DoGetClientSize(&clientW, &clientH);
619
620 // for whatever reasons, wxGTK wants to have a small offset - it
621 // probably looks better with it?
622#ifdef __WXGTK__
623 static const int ofs = 1;
624#else
625 static const int ofs = 0;
626#endif
627
628 child->SetSize(ofs, ofs, clientW - 2*ofs, clientH - 2*ofs);
629 }
630 }
631}
632
633/*** Copied from top level..! ***/
634// The default implementation for the close window event.
635void wxGenericMDIChildFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
636{
637 Destroy();
638}
639
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640void wxGenericMDIChildFrame::SetMDIParentFrame(wxGenericMDIParentFrame* parentFrame)
641{
642 m_pMDIParentFrame = parentFrame;
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643}
644
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645wxGenericMDIParentFrame* wxGenericMDIChildFrame::GetMDIParentFrame() const
646{
647 return m_pMDIParentFrame;
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648}
649
650void wxGenericMDIChildFrame::Init()
651{
652 m_pMDIParentFrame = (wxGenericMDIParentFrame *) NULL;
653#if wxUSE_MENUS
654 m_pMenuBar = (wxMenuBar *) NULL;
c0924519 655#endif // wxUSE_MENUS
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656}
657
658void wxGenericMDIChildFrame::DoMoveWindow(int x, int y, int width, int height)
c0924519 659{
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660 m_MDIRect = wxRect(x, y, width, height);
661}
662
663void wxGenericMDIChildFrame::ApplyMDIChildFrameRect()
664{
665 wxPanel::DoMoveWindow(m_MDIRect.x, m_MDIRect.y, m_MDIRect.width, m_MDIRect.height);
666}
667
668//-----------------------------------------------------------------------------
669// wxGenericMDIClientWindow
670//-----------------------------------------------------------------------------
671
672#define wxID_NOTEBOOK_CLIENT_AREA wxID_HIGHEST + 100
673
674IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIClientWindow, wxNotebook)
675
676BEGIN_EVENT_TABLE(wxGenericMDIClientWindow, wxNotebook)
677 EVT_NOTEBOOK_PAGE_CHANGED(wxID_NOTEBOOK_CLIENT_AREA, wxGenericMDIClientWindow::OnPageChanged)
678 EVT_SIZE(wxGenericMDIClientWindow::OnSize)
679END_EVENT_TABLE()
680
681
682wxGenericMDIClientWindow::wxGenericMDIClientWindow()
683{
684}
685
686wxGenericMDIClientWindow::wxGenericMDIClientWindow( wxGenericMDIParentFrame *parent, long style )
687{
688 CreateClient( parent, style );
689}
690
691wxGenericMDIClientWindow::~wxGenericMDIClientWindow()
692{
693 DestroyChildren();
694}
695
696bool wxGenericMDIClientWindow::CreateClient( wxGenericMDIParentFrame *parent, long style )
697{
698 SetWindowStyleFlag(style);
699
700 bool success = wxNotebook::Create(parent, wxID_NOTEBOOK_CLIENT_AREA, wxPoint(0, 0), wxSize(100, 100), 0);
701 if (success)
702 {
703 /*
704 wxFont font(10, wxSWISS, wxNORMAL, wxNORMAL);
705 wxFont selFont(10, wxSWISS, wxNORMAL, wxBOLD);
706 GetTabView()->SetTabFont(font);
707 GetTabView()->SetSelectedTabFont(selFont);
708 GetTabView()->SetTabSize(120, 18);
709 GetTabView()->SetTabSelectionHeight(20);
710 */
711 return TRUE;
712 }
713 else
714 return FALSE;
715}
716
8a39593e 717int wxGenericMDIClientWindow::SetSelection(size_t nPage)
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718{
719 int oldSelection = wxNotebook::SetSelection(nPage);
720
c0924519 721#if !defined(__WXMSW__) // No need to do this for wxMSW as wxNotebook::SetSelection()
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722 // will already cause this to be done!
723 // Handle the page change.
724 PageChanged(oldSelection, nPage);
725#endif
726
727 return oldSelection;
728}
729
730void wxGenericMDIClientWindow::PageChanged(int OldSelection, int newSelection)
731{
732 // Don't do to much work, only when something realy should change!
733 if (OldSelection == newSelection)
734 return;
735 // Again check if we realy need to do this...
736 if (newSelection != -1)
737 {
738 wxGenericMDIChildFrame* child = (wxGenericMDIChildFrame *)GetPage(newSelection);
739
740 if (child->GetMDIParentFrame()->GetActiveChild() == child)
741 return;
742 }
743
744 // Notify old active child that it has been deactivated
745 if (OldSelection != -1)
746 {
747 wxGenericMDIChildFrame* oldChild = (wxGenericMDIChildFrame *)GetPage(OldSelection);
748 if (oldChild)
749 {
750 wxActivateEvent event(wxEVT_ACTIVATE, FALSE, oldChild->GetId());
751 event.SetEventObject( oldChild );
752 oldChild->GetEventHandler()->ProcessEvent(event);
753 }
754 }
755
756 // Notify new active child that it has been activated
757 if (newSelection != -1)
758 {
759 wxGenericMDIChildFrame* activeChild = (wxGenericMDIChildFrame *)GetPage(newSelection);
760 if (activeChild)
761 {
762 wxActivateEvent event(wxEVT_ACTIVATE, TRUE, activeChild->GetId());
763 event.SetEventObject( activeChild );
764 activeChild->GetEventHandler()->ProcessEvent(event);
765
766 if (activeChild->GetMDIParentFrame())
767 {
768 activeChild->GetMDIParentFrame()->SetActiveChild(activeChild);
769 activeChild->GetMDIParentFrame()->SetChildMenuBar(activeChild);
770 }
771 }
772 }
773}
774
775void wxGenericMDIClientWindow::OnPageChanged(wxNotebookEvent& event)
776{
777 PageChanged(event.GetOldSelection(), event.GetSelection());
778
779 event.Skip();
780}
781
782void wxGenericMDIClientWindow::OnSize(wxSizeEvent& event)
783{
784 wxNotebook::OnSize(event);
785
34a0c9f4 786 size_t pos;
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787 for (pos = 0; pos < GetPageCount(); pos++)
788 {
789 ((wxGenericMDIChildFrame *)GetPage(pos))->ApplyMDIChildFrameRect();
790 }
791}
792
793
794/*
795 * Define normal wxMDI classes based on wxGenericMDI
796 */
797
798#if wxUSE_GENERIC_MDI_AS_NATIVE
799
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800wxMDIChildFrame * wxMDIParentFrame::GetActiveChild() const
801 {
802 wxGenericMDIChildFrame *pGFrame = wxGenericMDIParentFrame::GetActiveChild();
803 wxMDIChildFrame *pFrame = wxDynamicCast(pGFrame, wxMDIChildFrame);
804
805 wxASSERT_MSG(!(pFrame == NULL && pGFrame != NULL), wxT("Active frame is class not derived from wxMDIChildFrame!"));
806
807 return pFrame;
808 }
809
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810IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxGenericMDIParentFrame)
811IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxGenericMDIChildFrame)
812IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxGenericMDIClientWindow)
813
814#endif
815