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don't use annoying and unneeded in C++ casts of NULL to "T *" in all other files...
[wxWidgets.git] / src / os2 / frame.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/os2/frame.cpp
3 // Purpose: wxFrame
4 // Author: David Webster
5 // Modified by:
6 // Created: 10/27/99
7 // RCS-ID: $Id$
8 // Copyright: (c) David Webster
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 #ifndef WX_PRECOMP
16 #include "wx/object.h"
17 #include "wx/dynarray.h"
18 #include "wx/list.h"
19 #include "wx/hash.h"
20 #include "wx/string.h"
21 #include "wx/intl.h"
22 #include "wx/log.h"
23 #include "wx/event.h"
24 #include "wx/frame.h"
25 #include "wx/menu.h"
26 #include "wx/app.h"
27 #include "wx/utils.h"
28 #include "wx/dialog.h"
29 #include "wx/settings.h"
30 #include "wx/dcclient.h"
31 #include "wx/mdi.h"
32 #include "wx/toolbar.h"
33 #include "wx/statusbr.h"
34 #include "wx/menuitem.h"
35 #endif // WX_PRECOMP
36
37 #include "wx/os2/private.h"
38
39 // ----------------------------------------------------------------------------
40 // globals
41 // ----------------------------------------------------------------------------
42
43 #if wxUSE_MENUS_NATIVE
44 extern wxMenu *wxCurrentPopupMenu;
45 #endif
46
47 // ----------------------------------------------------------------------------
48 // event tables
49 // ----------------------------------------------------------------------------
50
51 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
52 EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
53 END_EVENT_TABLE()
54
55 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
56
57 // ============================================================================
58 // implementation
59 // ============================================================================
60
61 // ----------------------------------------------------------------------------
62 // static class members
63 // ----------------------------------------------------------------------------
64 #if wxUSE_STATUSBAR
65
66 #if wxUSE_NATIVE_STATUSBAR
67 bool wxFrame::m_bUseNativeStatusBar = true;
68 #else
69 bool wxFrame::m_bUseNativeStatusBar = false;
70 #endif
71
72 #endif //wxUSE_STATUSBAR
73
74 // ----------------------------------------------------------------------------
75 // creation/destruction
76 // ----------------------------------------------------------------------------
77
78 void wxFrame::Init()
79 {
80 m_nFsStatusBarFields = 0;
81 m_nFsStatusBarHeight = 0;
82 m_nFsToolBarHeight = 0;
83 m_hWndToolTip = 0L;
84 m_bWasMinimized = false;
85
86
87 m_frameMenuBar = NULL;
88 m_frameToolBar = NULL;
89 m_frameStatusBar = NULL;
90
91 m_hTitleBar = NULLHANDLE;
92 m_hHScroll = NULLHANDLE;
93 m_hVScroll = NULLHANDLE;
94
95 //
96 // Initialize SWP's
97 //
98 memset(&m_vSwpTitleBar, 0, sizeof(SWP));
99 memset(&m_vSwpMenuBar, 0, sizeof(SWP));
100 memset(&m_vSwpHScroll, 0, sizeof(SWP));
101 memset(&m_vSwpVScroll, 0, sizeof(SWP));
102 memset(&m_vSwpStatusBar, 0, sizeof(SWP));
103 memset(&m_vSwpToolBar, 0, sizeof(SWP));
104 m_bIconized = false;
105
106 } // end of wxFrame::Init
107
108 bool wxFrame::Create( wxWindow* pParent,
109 wxWindowID vId,
110 const wxString& rsTitle,
111 const wxPoint& rPos,
112 const wxSize& rSize,
113 long lStyle,
114 const wxString& rsName )
115 {
116 if (!wxTopLevelWindow::Create( pParent
117 ,vId
118 ,rsTitle
119 ,rPos
120 ,rSize
121 ,lStyle
122 ,rsName
123 ))
124 return false;
125 return true;
126 } // end of wxFrame::Create
127
128 wxFrame::~wxFrame()
129 {
130 m_isBeingDeleted = true;
131 DeleteAllBars();
132 } // end of wxFrame::~wxFrame
133
134 //
135 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
136 //
137 void wxFrame::DoGetClientSize(
138 int* pX
139 , int* pY
140 ) const
141 {
142 wxTopLevelWindow::DoGetClientSize( pX
143 ,pY
144 );
145 //
146 // No need to use statusbar code as in WIN32 as the FORMATFRAME
147 // window procedure ensures PM knows about the new frame client
148 // size internally. A ::WinQueryWindowRect (that is called in
149 // wxWindow's GetClient size from above) is all that is needed!
150 //
151 } // end of wxFrame::DoGetClientSize
152
153 //
154 // Set the client size (i.e. leave the calculation of borders etc.
155 // to wxWidgets)
156 //
157 void wxFrame::DoSetClientSize(
158 int nWidth
159 , int nHeight
160 )
161 {
162 //
163 // Statusbars are not part of the OS/2 Client but parent frame
164 // so no statusbar consideration
165 //
166 wxTopLevelWindow::DoSetClientSize( nWidth
167 ,nHeight
168 );
169 } // end of wxFrame::DoSetClientSize
170
171 // ----------------------------------------------------------------------------
172 // wxFrame: various geometry-related functions
173 // ----------------------------------------------------------------------------
174
175 void wxFrame::Raise()
176 {
177 wxFrameBase::Raise();
178 ::WinSetWindowPos( (HWND) GetParent()->GetHWND()
179 ,HWND_TOP
180 ,0
181 ,0
182 ,0
183 ,0
184 ,SWP_ZORDER
185 );
186 }
187
188 #if wxUSE_STATUSBAR
189 wxStatusBar* wxFrame::OnCreateStatusBar(
190 int nNumber
191 , long lulStyle
192 , wxWindowID vId
193 , const wxString& rName
194 )
195 {
196 wxStatusBar* pStatusBar = NULL;
197 wxString sError;
198
199 pStatusBar = wxFrameBase::OnCreateStatusBar( nNumber
200 ,lulStyle
201 ,vId
202 ,rName
203 );
204
205 if( !pStatusBar )
206 return NULL;
207
208 wxClientDC vDC(pStatusBar);
209 int nY;
210
211 //
212 // Set the height according to the font and the border size
213 //
214 vDC.SetFont(pStatusBar->GetFont()); // Screws up the menues for some reason
215 vDC.GetTextExtent( wxT("X")
216 ,NULL
217 ,&nY
218 );
219
220 int nHeight = ((11 * nY) / 10 + 2 * pStatusBar->GetBorderY());
221
222 pStatusBar->SetSize( wxDefaultCoord
223 ,wxDefaultCoord
224 ,wxDefaultCoord
225 ,nHeight
226 );
227
228 ::WinSetParent( pStatusBar->GetHWND(), m_hFrame, FALSE );
229 ::WinSetOwner( pStatusBar->GetHWND(), m_hFrame);
230 //
231 // to show statusbar
232 //
233 if(::WinIsWindowShowing(m_hFrame))
234 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0);
235
236 return pStatusBar;
237 } // end of wxFrame::OnCreateStatusBar
238
239 void wxFrame::PositionStatusBar()
240 {
241 SWP vSwp;
242 ERRORID vError;
243 wxString sError;
244
245 //
246 // Native status bar positions itself
247 //
248 if (m_frameStatusBar)
249 {
250 int nWidth;
251 int nY;
252 int nStatbarWidth;
253 int nStatbarHeight;
254 RECTL vRect;
255 RECTL vFRect;
256
257 ::WinQueryWindowRect(m_hFrame, &vRect);
258 nY = vRect.yTop;
259 ::WinMapWindowPoints(m_hFrame, HWND_DESKTOP, (PPOINTL)&vRect, 2);
260 vFRect = vRect;
261 ::WinCalcFrameRect(m_hFrame, &vRect, TRUE);
262 nWidth = vRect.xRight - vRect.xLeft;
263 nY = nY - (vRect.yBottom - vFRect.yBottom);
264
265 m_frameStatusBar->GetSize( &nStatbarWidth
266 ,&nStatbarHeight
267 );
268
269 nY= nY - nStatbarHeight;
270 //
271 // Since we wish the status bar to be directly under the client area,
272 // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
273 //
274 m_frameStatusBar->SetSize( vRect.xLeft - vFRect.xLeft
275 ,nY
276 ,nWidth
277 ,nStatbarHeight
278 );
279 if (!::WinQueryWindowPos(m_frameStatusBar->GetHWND(), &vSwp))
280 {
281 vError = ::WinGetLastError(vHabmain);
282 sError = wxPMErrorToStr(vError);
283 wxLogError(_T("Error setting parent for StatusBar. Error: %s\n"), sError.c_str());
284 return;
285 }
286 }
287 } // end of wxFrame::PositionStatusBar
288 #endif // wxUSE_STATUSBAR
289
290 #if wxUSE_TOOLBAR
291 wxToolBar* wxFrame::OnCreateToolBar( long lStyle, wxWindowID vId, const wxString& rsName )
292 {
293 wxToolBar* pToolBar = wxFrameBase::OnCreateToolBar( lStyle
294 ,vId
295 ,rsName
296 );
297
298 ::WinSetParent( pToolBar->GetHWND(), m_hFrame, FALSE);
299 ::WinSetOwner( pToolBar->GetHWND(), m_hFrame);
300 return pToolBar;
301 } // end of WinGuiBase_CFrame::OnCreateToolBar
302 #endif
303
304 #if wxUSE_MENUS_NATIVE
305 void wxFrame::DetachMenuBar()
306 {
307 if (m_frameMenuBar)
308 {
309 m_frameMenuBar->Detach();
310 m_frameMenuBar = NULL;
311 }
312 } // end of wxFrame::DetachMenuBar
313
314 void wxFrame::SetMenuBar(
315 wxMenuBar* pMenuBar
316 )
317 {
318 wxString sError;
319
320 if (!pMenuBar)
321 {
322 DetachMenuBar();
323
324 //
325 // Actually remove the menu from the frame
326 //
327 m_hMenu = (WXHMENU)0;
328 InternalSetMenuBar();
329 }
330 else // set new non NULL menu bar
331 {
332 m_frameMenuBar = NULL;
333
334 //
335 // Can set a menubar several times.
336 // TODO: how to prevent a memory leak if you have a currently-unattached
337 // menubar? wxWidgets assumes that the frame will delete the menu (otherwise
338 // there are problems for MDI).
339 //
340 if (pMenuBar->GetHMenu())
341 {
342 m_hMenu = pMenuBar->GetHMenu();
343 }
344 else
345 {
346 pMenuBar->Detach();
347 m_hMenu = pMenuBar->Create();
348 if (!m_hMenu)
349 return;
350 }
351 InternalSetMenuBar();
352 m_frameMenuBar = pMenuBar;
353 pMenuBar->Attach((wxFrame*)this);
354 }
355 } // end of wxFrame::SetMenuBar
356
357 void wxFrame::AttachMenuBar(
358 wxMenuBar* pMenubar
359 )
360 {
361 wxFrameBase::AttachMenuBar(pMenubar);
362
363 m_frameMenuBar = pMenubar;
364
365 if (!pMenubar)
366 {
367 //
368 // Actually remove the menu from the frame
369 //
370 m_hMenu = (WXHMENU)0;
371 InternalSetMenuBar();
372 }
373 else // Set new non NULL menu bar
374 {
375 //
376 // Can set a menubar several times.
377 //
378 if (pMenubar->GetHMenu())
379 {
380 m_hMenu = pMenubar->GetHMenu();
381 }
382 else
383 {
384 if (pMenubar->IsAttached())
385 pMenubar->Detach();
386
387 m_hMenu = pMenubar->Create();
388
389 if (!m_hMenu)
390 return;
391 }
392 InternalSetMenuBar();
393 }
394 } // end of wxFrame::AttachMenuBar
395
396 void wxFrame::InternalSetMenuBar()
397 {
398 ERRORID vError;
399 wxString sError;
400 //
401 // Set the parent and owner of the menubar to be the frame
402 //
403 if (!::WinSetParent(m_hMenu, m_hFrame, FALSE))
404 {
405 vError = ::WinGetLastError(vHabmain);
406 sError = wxPMErrorToStr(vError);
407 wxLogError(_T("Error setting parent for submenu. Error: %s\n"), sError.c_str());
408 }
409
410 if (!::WinSetOwner(m_hMenu, m_hFrame))
411 {
412 vError = ::WinGetLastError(vHabmain);
413 sError = wxPMErrorToStr(vError);
414 wxLogError(_T("Error setting parent for submenu. Error: %s\n"), sError.c_str());
415 }
416 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)FCF_MENU, (MPARAM)0);
417 } // end of wxFrame::InternalSetMenuBar
418 #endif // wxUSE_MENUS_NATIVE
419
420 //
421 // Responds to colour changes, and passes event on to children
422 //
423 void wxFrame::OnSysColourChanged(
424 wxSysColourChangedEvent& rEvent
425 )
426 {
427 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
428 Refresh();
429
430 #if wxUSE_STATUSBAR
431 if (m_frameStatusBar)
432 {
433 wxSysColourChangedEvent vEvent2;
434
435 vEvent2.SetEventObject(m_frameStatusBar);
436 m_frameStatusBar->HandleWindowEvent(vEvent2);
437 }
438 #endif //wxUSE_STATUSBAR
439
440 //
441 // Propagate the event to the non-top-level children
442 //
443 wxWindow::OnSysColourChanged(rEvent);
444 } // end of wxFrame::OnSysColourChanged
445
446 // Pass true to show full screen, false to restore.
447 bool wxFrame::ShowFullScreen( bool bShow, long lStyle )
448 {
449 if (bShow)
450 {
451 if (IsFullScreen())
452 return false;
453
454 m_bFsIsShowing = true;
455 m_lFsStyle = lStyle;
456
457 #if wxUSE_TOOLBAR
458 wxToolBar* pTheToolBar = GetToolBar();
459 #endif //wxUSE_TOOLBAR
460
461 #if wxUSE_STATUSBAR
462 wxStatusBar* pTheStatusBar = GetStatusBar();
463 #endif //wxUSE_STATUSBAR
464
465 int nDummyWidth;
466
467 #if wxUSE_TOOLBAR
468 if (pTheToolBar)
469 pTheToolBar->GetSize(&nDummyWidth, &m_nFsToolBarHeight);
470 #endif //wxUSE_TOOLBAR
471
472 #if wxUSE_STATUSBAR
473 if (pTheStatusBar)
474 pTheStatusBar->GetSize(&nDummyWidth, &m_nFsStatusBarHeight);
475 #endif //wxUSE_STATUSBAR
476
477 #if wxUSE_TOOLBAR
478 //
479 // Zap the toolbar, menubar, and statusbar
480 //
481 if ((lStyle & wxFULLSCREEN_NOTOOLBAR) && pTheToolBar)
482 {
483 pTheToolBar->SetSize(wxDefaultCoord,0);
484 pTheToolBar->Show(false);
485 }
486 #endif //wxUSE_TOOLBAR
487
488 if (lStyle & wxFULLSCREEN_NOMENUBAR)
489 {
490 ::WinSetParent(m_hMenu, m_hFrame, FALSE);
491 ::WinSetOwner(m_hMenu, m_hFrame);
492 ::WinSendMsg((HWND)m_hFrame, WM_UPDATEFRAME, (MPARAM)FCF_MENU, (MPARAM)0);
493 }
494
495 #if wxUSE_STATUSBAR
496 //
497 // Save the number of fields in the statusbar
498 //
499 if ((lStyle & wxFULLSCREEN_NOSTATUSBAR) && pTheStatusBar)
500 {
501 m_nFsStatusBarFields = pTheStatusBar->GetFieldsCount();
502 SetStatusBar(NULL);
503 delete pTheStatusBar;
504 }
505 else
506 m_nFsStatusBarFields = 0;
507 #endif //wxUSE_STATUSBAR
508
509 //
510 // Zap the frame borders
511 //
512
513 //
514 // Save the 'normal' window style
515 //
516 m_lFsOldWindowStyle = ::WinQueryWindowULong(m_hFrame, QWL_STYLE);
517
518 //
519 // Save the old position, width & height, maximize state
520 //
521 m_vFsOldSize = GetRect();
522 m_bFsIsMaximized = IsMaximized();
523
524 //
525 // Decide which window style flags to turn off
526 //
527 LONG lNewStyle = m_lFsOldWindowStyle;
528 LONG lOffFlags = 0;
529
530 if (lStyle & wxFULLSCREEN_NOBORDER)
531 lOffFlags |= FCF_BORDER;
532 if (lStyle & wxFULLSCREEN_NOCAPTION)
533 lOffFlags |= (FCF_TASKLIST | FCF_SYSMENU);
534
535 lNewStyle &= (~lOffFlags);
536
537 //
538 // Change our window style to be compatible with full-screen mode
539 //
540 ::WinSetWindowULong((HWND)m_hFrame, QWL_STYLE, (ULONG)lNewStyle);
541
542 //
543 // Resize to the size of the desktop
544 int nWidth;
545 int nHeight;
546
547 RECTL vRect;
548
549 ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
550 nWidth = vRect.xRight - vRect.xLeft;
551 //
552 // Remember OS/2 is backwards!
553 //
554 nHeight = vRect.yTop - vRect.yBottom;
555
556 SetSize( nWidth, nHeight);
557
558 //
559 // Now flush the window style cache and actually go full-screen
560 //
561 ::WinSetWindowPos( (HWND) GetParent()->GetHWND()
562 ,HWND_TOP
563 ,0
564 ,0
565 ,nWidth
566 ,nHeight
567 ,SWP_SIZE | SWP_SHOW
568 );
569
570 wxSize sz( nWidth, nHeight );
571 wxSizeEvent vEvent( sz, GetId() );
572
573 HandleWindowEvent(vEvent);
574 return true;
575 }
576 else
577 {
578 if (!IsFullScreen())
579 return false;
580
581 m_bFsIsShowing = false;
582
583 #if wxUSE_TOOLBAR
584 wxToolBar* pTheToolBar = GetToolBar();
585
586 //
587 // Restore the toolbar, menubar, and statusbar
588 //
589 if (pTheToolBar && (m_lFsStyle & wxFULLSCREEN_NOTOOLBAR))
590 {
591 pTheToolBar->SetSize(wxDefaultCoord, m_nFsToolBarHeight);
592 pTheToolBar->Show(true);
593 }
594 #endif //wxUSE_TOOLBAR
595
596 #if wxUSE_STATUSBAR
597 if ((m_lFsStyle & wxFULLSCREEN_NOSTATUSBAR) && (m_nFsStatusBarFields > 0))
598 {
599 CreateStatusBar(m_nFsStatusBarFields);
600 // PositionStatusBar();
601 }
602 #endif //wxUSE_STATUSBAR
603
604 if ((m_lFsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
605 {
606 ::WinSetParent(m_hMenu, m_hFrame, FALSE);
607 ::WinSetOwner(m_hMenu, m_hFrame);
608 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)FCF_MENU, (MPARAM)0);
609 }
610 Maximize(m_bFsIsMaximized);
611
612 ::WinSetWindowULong( m_hFrame
613 ,QWL_STYLE
614 ,(ULONG)m_lFsOldWindowStyle
615 );
616 ::WinSetWindowPos( (HWND) GetParent()->GetHWND()
617 ,HWND_TOP
618 ,m_vFsOldSize.x
619 ,m_vFsOldSize.y
620 ,m_vFsOldSize.width
621 ,m_vFsOldSize.height
622 ,SWP_SIZE | SWP_SHOW
623 );
624 }
625 return wxFrameBase::ShowFullScreen(bShow, lStyle);
626 } // end of wxFrame::ShowFullScreen
627
628 //
629 // Frame window
630 //
631 // ----------------------------------------------------------------------------
632 // wxFrame size management: we exclude the areas taken by menu/status/toolbars
633 // from the client area, so the client area is what's really available for the
634 // frame contents
635 // ----------------------------------------------------------------------------
636
637 // Checks if there is a toolbar, and returns the first free client position
638 wxPoint wxFrame::GetClientAreaOrigin() const
639 {
640 wxPoint vPoint = wxTopLevelWindow::GetClientAreaOrigin();
641
642 //
643 // In OS/2 the toolbar and statusbar are frame extensions so there is no
644 // adjustment. The client is supposedly resized for a toolbar in OS/2
645 // as it is for the status bar.
646 //
647 return vPoint;
648 } // end of wxFrame::GetClientAreaOrigin
649
650 // ----------------------------------------------------------------------------
651 // tool/status bar stuff
652 // ----------------------------------------------------------------------------
653
654 #if wxUSE_TOOLBAR
655
656 wxToolBar* wxFrame::CreateToolBar(
657 long lStyle
658 , wxWindowID vId
659 , const wxString& rName
660 )
661 {
662 if (wxFrameBase::CreateToolBar( lStyle
663 ,vId
664 ,rName
665 ))
666 {
667 PositionToolBar();
668 }
669 return m_frameToolBar;
670 } // end of wxFrame::CreateToolBar
671
672 void wxFrame::PositionToolBar()
673 {
674 wxToolBar* pToolBar = GetToolBar();
675 wxCoord vWidth;
676 wxCoord vHeight;
677 wxCoord vTWidth;
678 wxCoord vTHeight;
679
680 if (!pToolBar)
681 return;
682
683 RECTL vRect;
684 RECTL vFRect;
685 wxPoint vPos;
686
687 ::WinQueryWindowRect(m_hFrame, &vRect);
688 vPos.y = (wxCoord)vRect.yTop;
689 ::WinMapWindowPoints(m_hFrame, HWND_DESKTOP, (PPOINTL)&vRect, 2);
690 vFRect = vRect;
691 ::WinCalcFrameRect(m_hFrame, &vRect, TRUE);
692
693 vPos.y = (wxCoord)(vFRect.yTop - vRect.yTop);
694 pToolBar->GetSize( &vTWidth
695 ,&vTHeight
696 );
697
698 if (pToolBar->GetWindowStyleFlag() & wxTB_TOP)
699 {
700 vWidth = (wxCoord)(vRect.xRight - vRect.xLeft);
701 pToolBar->SetSize( vRect.xLeft - vFRect.xLeft
702 ,vPos.y
703 ,vWidth
704 ,vTHeight
705 );
706 }
707 else if (pToolBar->GetWindowStyleFlag() & wxTB_BOTTOM)
708 {
709 wxCoord vSwidth = 0;
710 wxCoord vSheight = 0;
711
712 if (m_frameStatusBar)
713 m_frameStatusBar->GetSize( &vSwidth
714 ,&vSheight
715 );
716 vWidth = (wxCoord)(vRect.xRight - vRect.xLeft);
717 pToolBar->SetSize( vRect.xLeft - vFRect.xLeft
718 ,vFRect.yTop - vRect.yBottom - vTHeight - vSheight
719 ,vWidth
720 ,vTHeight
721 );
722 }
723 else if (pToolBar->GetWindowStyleFlag() & wxTB_LEFT)
724 {
725 wxCoord vSwidth = 0;
726 wxCoord vSheight = 0;
727
728 if (m_frameStatusBar)
729 m_frameStatusBar->GetSize( &vSwidth
730 ,&vSheight
731 );
732 vHeight = (wxCoord)(vRect.yTop - vRect.yBottom);
733 pToolBar->SetSize( vRect.xLeft - vRect.xLeft
734 ,vPos.y
735 ,vTWidth
736 ,vHeight - vSheight
737 );
738 }
739 else
740 {
741 wxCoord vSwidth = 0;
742 wxCoord vSheight = 0;
743
744 if (m_frameStatusBar)
745 m_frameStatusBar->GetSize( &vSwidth
746 ,&vSheight
747 );
748 vHeight = (wxCoord)(vRect.yTop - vRect.yBottom);
749 pToolBar->SetSize( vRect.xRight - vFRect.xLeft - vTWidth
750 ,vPos.y
751 ,vTWidth
752 ,vHeight - vSheight
753 );
754 }
755 if( ::WinIsWindowShowing(m_hFrame) )
756 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0);
757 } // end of wxFrame::PositionToolBar
758 #endif // wxUSE_TOOLBAR
759
760 // ----------------------------------------------------------------------------
761 // frame state (iconized/maximized/...)
762 // ----------------------------------------------------------------------------
763
764 //
765 // propagate our state change to all child frames: this allows us to emulate X
766 // Windows behaviour where child frames float independently of the parent one
767 // on the desktop, but are iconized/restored with it
768 //
769 void wxFrame::IconizeChildFrames( bool WXUNUSED(bIconize) )
770 {
771 // FIXME: Generic MDI does not use Frames for the Childs, so this does _not_
772 // work. Possibly, the right thing is simply to eliminate this
773 // functions and all the calls to it from within this file.
774 #if 0
775 for (wxWindowList::Node* pNode = GetChildren().GetFirst();
776 pNode;
777 pNode = pNode->GetNext() )
778 {
779 wxWindow* pWin = pNode->GetData();
780 wxFrame* pFrame = wxDynamicCast(pWin, wxFrame);
781
782 if ( pFrame
783 #if wxUSE_MDI_ARCHITECTURE
784 && !wxDynamicCast(pFrame, wxMDIChildFrame)
785 #endif // wxUSE_MDI_ARCHITECTURE
786 )
787 {
788 //
789 // We don't want to restore the child frames which had been
790 // iconized even before we were iconized, so save the child frame
791 // status when iconizing the parent frame and check it when
792 // restoring it.
793 //
794 if (bIconize)
795 {
796 pFrame->m_bWasMinimized = pFrame->IsIconized();
797 }
798
799 //
800 // This test works for both iconizing and restoring
801 //
802 if (!pFrame->m_bWasMinimized)
803 pFrame->Iconize(bIconize);
804 }
805 }
806 #endif
807 } // end of wxFrame::IconizeChildFrames
808
809 WXHICON wxFrame::GetDefaultIcon() const
810 {
811 return (WXHICON)(wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON
812 : wxDEFAULT_FRAME_ICON);
813 }
814 // ===========================================================================
815 // message processing
816 // ===========================================================================
817
818 // ---------------------------------------------------------------------------
819 // preprocessing
820 // ---------------------------------------------------------------------------
821 bool wxFrame::OS2TranslateMessage( WXMSG* pMsg )
822 {
823 //
824 // try the menu bar accels
825 //
826 wxMenuBar* pMenuBar = GetMenuBar();
827
828 if (!pMenuBar)
829 return false;
830
831 #if wxUSE_ACCEL && wxUSE_MENUS_NATIVE
832 const wxAcceleratorTable& rAcceleratorTable = pMenuBar->GetAccelTable();
833 return rAcceleratorTable.Translate(GetHWND(), pMsg);
834 #else
835 return false;
836 #endif //wxUSE_ACCEL
837 } // end of wxFrame::OS2TranslateMessage
838
839 // ---------------------------------------------------------------------------
840 // our private (non virtual) message handlers
841 // ---------------------------------------------------------------------------
842 bool wxFrame::HandlePaint()
843 {
844 RECTL vRect;
845
846 if (::WinQueryUpdateRect(GetHWND(), &vRect))
847 {
848 if (m_bIconized)
849 {
850 //
851 // Icons in PM are the same as "pointers"
852 //
853 const wxIcon& vIcon = GetIcon();
854 HPOINTER hIcon;
855
856 if (vIcon.Ok())
857 hIcon = (HPOINTER)::WinSendMsg(m_hFrame, WM_QUERYICON, 0L, 0L);
858 else
859 hIcon = (HPOINTER)m_hDefaultIcon;
860
861 //
862 // Hold a pointer to the dc so long as the OnPaint() message
863 // is being processed
864 //
865 RECTL vRect2;
866 HPS hPs = ::WinBeginPaint(GetHwnd(), NULLHANDLE, &vRect2);
867
868 //
869 // Erase background before painting or we get white background
870 //
871 OS2DefWindowProc(WM_ERASEBACKGROUND, (MPARAM)hPs, (MPARAM)&vRect2);
872
873 if (hIcon)
874 {
875 RECTL vRect3;
876
877 ::WinQueryWindowRect(GetHwnd(), &vRect3);
878
879 static const int nIconWidth = 32;
880 static const int nIconHeight = 32;
881 int nIconX = (int)((vRect3.xRight - nIconWidth)/2);
882 int nIconY = (int)((vRect3.yBottom + nIconHeight)/2);
883
884 ::WinDrawPointer(hPs, nIconX, nIconY, hIcon, DP_NORMAL);
885 }
886 ::WinEndPaint(hPs);
887 }
888 else
889 {
890 if (!wxWindow::HandlePaint())
891 {
892 HPS hPS;
893 RECTL vRect;
894
895 hPS = ::WinBeginPaint( GetHwnd()
896 ,NULLHANDLE
897 ,&vRect
898 );
899 if(hPS)
900 {
901 ::GpiCreateLogColorTable( hPS
902 ,0L
903 ,LCOLF_CONSECRGB
904 ,0L
905 ,(LONG)wxTheColourDatabase->m_nSize
906 ,(PLONG)wxTheColourDatabase->m_palTable
907 );
908 ::GpiCreateLogColorTable( hPS
909 ,0L
910 ,LCOLF_RGB
911 ,0L
912 ,0L
913 ,NULL
914 );
915
916 ::WinFillRect( hPS
917 ,&vRect
918 ,GetBackgroundColour().GetPixel()
919 );
920 ::WinEndPaint(hPS);
921 }
922 }
923 }
924 }
925
926 return true;
927 } // end of wxFrame::HandlePaint
928
929 bool wxFrame::HandleSize( int nX, int nY, WXUINT nId )
930 {
931 bool bProcessed = false;
932
933 switch (nId)
934 {
935 case kSizeNormal:
936 //
937 // Only do it it if we were iconized before, otherwise resizing the
938 // parent frame has a curious side effect of bringing it under it's
939 // children
940 if (!m_bIconized )
941 break;
942
943 //
944 // restore all child frames too
945 //
946 IconizeChildFrames(false);
947 (void)SendIconizeEvent(false);
948
949 //
950 // fall through
951 //
952
953 case kSizeMax:
954 m_bIconized = false;
955 break;
956
957 case kSizeMin:
958 //
959 // Iconize all child frames too
960 //
961 IconizeChildFrames(true);
962 (void)SendIconizeEvent();
963 m_bIconized = true;
964 break;
965 }
966
967 if (!m_bIconized)
968 {
969 //
970 // forward WM_SIZE to status bar control
971 //
972 #if wxUSE_NATIVE_STATUSBAR
973 if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95)))
974 {
975 wxSizeEvent vEvent( wxSize( nX
976 ,nY
977 )
978 ,m_frameStatusBar->GetId()
979 );
980
981 vEvent.SetEventObject(m_frameStatusBar);
982 m_frameStatusBar->OnSize(vEvent);
983 }
984 #endif // wxUSE_NATIVE_STATUSBAR
985
986 PositionStatusBar();
987 #if wxUSE_TOOLBAR
988 PositionToolBar();
989 #endif // wxUSE_TOOLBAR
990
991 bProcessed = wxWindow::HandleSize( nX
992 ,nY
993 ,nId
994 );
995 }
996 return bProcessed;
997 } // end of wxFrame::HandleSize
998
999 bool wxFrame::HandleCommand( WXWORD nId,
1000 WXWORD nCmd,
1001 WXHWND hControl )
1002 {
1003 if (hControl)
1004 {
1005 //
1006 // In case it's e.g. a toolbar.
1007 //
1008 wxWindow* pWin = wxFindWinFromHandle(hControl);
1009
1010 if (pWin)
1011 return pWin->OS2Command( nCmd, nId );
1012 }
1013
1014 //
1015 // Handle here commands from menus and accelerators
1016 //
1017 if (nCmd == CMDSRC_MENU || nCmd == CMDSRC_ACCELERATOR)
1018 {
1019 #if wxUSE_MENUS_NATIVE
1020 if (wxCurrentPopupMenu)
1021 {
1022 wxMenu* pPopupMenu = wxCurrentPopupMenu;
1023
1024 wxCurrentPopupMenu = NULL;
1025
1026 return pPopupMenu->OS2Command( nCmd, nId );
1027 }
1028 #endif
1029
1030 if (ProcessCommand(nId))
1031 {
1032 return true;
1033 }
1034 }
1035 return false;
1036 } // end of wxFrame::HandleCommand
1037
1038 bool wxFrame::HandleMenuSelect( WXWORD nItem,
1039 WXWORD nFlags,
1040 WXHMENU hMenu )
1041 {
1042 if( !nFlags )
1043 {
1044 MENUITEM mItem;
1045 MRESULT rc;
1046
1047 rc = ::WinSendMsg(hMenu, MM_QUERYITEM, MPFROM2SHORT(nItem, TRUE), (MPARAM)&mItem);
1048
1049 if(rc && !(mItem.afStyle & (MIS_SUBMENU | MIS_SEPARATOR)))
1050 {
1051 wxMenuEvent vEvent(wxEVT_MENU_HIGHLIGHT, nItem);
1052
1053 vEvent.SetEventObject(this);
1054 HandleWindowEvent(vEvent); // return value would be ignored by PM
1055 }
1056 else
1057 {
1058 DoGiveHelp(wxEmptyString, true);
1059 return false;
1060 }
1061 }
1062 return true;
1063 } // end of wxFrame::HandleMenuSelect
1064
1065 // ---------------------------------------------------------------------------
1066 // Main Frame window proc
1067 // ---------------------------------------------------------------------------
1068 MRESULT EXPENTRY wxFrameMainWndProc( HWND hWnd,
1069 ULONG ulMsg,
1070 MPARAM wParam,
1071 MPARAM lParam )
1072 {
1073 MRESULT rc = (MRESULT)0;
1074 bool bProcessed = false;
1075 wxFrame* pWnd = NULL;
1076
1077 pWnd = (wxFrame*) wxFindWinFromHandle((WXHWND) hWnd);
1078 switch (ulMsg)
1079 {
1080 case WM_QUERYFRAMECTLCOUNT:
1081 if(pWnd && pWnd->m_fnOldWndProc)
1082 {
1083 USHORT uItemCount = SHORT1FROMMR(pWnd->m_fnOldWndProc(hWnd, ulMsg, wParam, lParam));
1084
1085 rc = MRFROMSHORT(uItemCount);
1086 }
1087 break;
1088
1089 case WM_FORMATFRAME:
1090 /////////////////////////////////////////////////////////////////////////////////
1091 // Applications that subclass frame controls may find that the frame is already
1092 // subclassed the number of frame controls is variable.
1093 // The WM_FORMATFRAME and WM_QUERYFRAMECTLCOUNT messages must always be
1094 // subclassed by calling the previous window procedure and modifying its result.
1095 ////////////////////////////////////////////////////////////////////////////////
1096 {
1097 int nItemCount;
1098 int i;
1099 PSWP pSWP = NULL;
1100 RECTL vRectl;
1101 RECTL vRstb;
1102 RECTL vRtlb;
1103 int nHeight = 0;
1104 int nHeight2 = 0;
1105 int nWidth = 0;
1106
1107 pSWP = (PSWP)PVOIDFROMMP(wParam);
1108 nItemCount = SHORT1FROMMR(pWnd->m_fnOldWndProc(hWnd, ulMsg, wParam, lParam));
1109 if(pWnd->m_frameStatusBar)
1110 {
1111 ::WinQueryWindowRect(pWnd->m_frameStatusBar->GetHWND(), &vRstb);
1112 pWnd->m_frameStatusBar->GetSize(NULL, &nHeight);
1113 }
1114 if(pWnd->m_frameToolBar)
1115 {
1116 ::WinQueryWindowRect(pWnd->m_frameToolBar->GetHWND(), &vRtlb);
1117 pWnd->m_frameToolBar->GetSize(&nWidth, &nHeight2);
1118 }
1119 ::WinQueryWindowRect(pWnd->m_hFrame, &vRectl);
1120 ::WinMapWindowPoints(pWnd->m_hFrame, HWND_DESKTOP, (PPOINTL)&vRectl, 2);
1121 ::WinCalcFrameRect(pWnd->m_hFrame, &vRectl, TRUE);
1122 ::WinMapWindowPoints(HWND_DESKTOP, pWnd->m_hFrame, (PPOINTL)&vRectl, 2);
1123 for(i = 0; i < nItemCount; i++)
1124 {
1125 if(pWnd->m_hWnd && pSWP[i].hwnd == pWnd->m_hWnd)
1126 {
1127 if (pWnd->m_frameToolBar && pWnd->m_frameToolBar->GetWindowStyleFlag() & wxTB_TOP)
1128 {
1129 pSWP[i].x = vRectl.xLeft;
1130 pSWP[i].y = vRectl.yBottom + nHeight;
1131 pSWP[i].cx = vRectl.xRight - vRectl.xLeft;
1132 pSWP[i].cy = vRectl.yTop - vRectl.yBottom - (nHeight + nHeight2);
1133 }
1134 else if (pWnd->m_frameToolBar && pWnd->m_frameToolBar->GetWindowStyleFlag() & wxTB_BOTTOM)
1135 {
1136 pSWP[i].x = vRectl.xLeft;
1137 pSWP[i].y = vRectl.yBottom + nHeight + nHeight2;
1138 pSWP[i].cx = vRectl.xRight - vRectl.xLeft;
1139 pSWP[i].cy = vRectl.yTop - vRectl.yBottom - (nHeight + nHeight2);
1140 }
1141 else if (pWnd->m_frameToolBar && pWnd->m_frameToolBar->GetWindowStyleFlag() & wxTB_LEFT)
1142 {
1143 pSWP[i].x = vRectl.xLeft + nWidth;
1144 pSWP[i].y = vRectl.yBottom + nHeight;
1145 pSWP[i].cx = vRectl.xRight - (vRectl.xLeft + nWidth);
1146 pSWP[i].cy = vRectl.yTop - vRectl.yBottom - nHeight;
1147 }
1148 else
1149 {
1150 pSWP[i].x = vRectl.xLeft;
1151 pSWP[i].y = vRectl.yBottom + nHeight;
1152 pSWP[i].cx = vRectl.xRight - (vRectl.xLeft + nWidth);
1153 pSWP[i].cy = vRectl.yTop - vRectl.yBottom - nHeight;
1154 }
1155 pSWP[i].fl = SWP_SIZE | SWP_MOVE | SWP_SHOW;
1156 pSWP[i].hwndInsertBehind = HWND_TOP;
1157 }
1158 }
1159 bProcessed = true;
1160 rc = MRFROMSHORT(nItemCount);
1161 }
1162 break;
1163
1164 default:
1165 if(pWnd && pWnd->m_fnOldWndProc)
1166 rc = pWnd->m_fnOldWndProc(hWnd, ulMsg, wParam, lParam);
1167 else
1168 rc = ::WinDefWindowProc(hWnd, ulMsg, wParam, lParam);
1169 }
1170 return rc;
1171 } // end of wxFrameMainWndProc
1172
1173 MRESULT EXPENTRY wxFrameWndProc(
1174 HWND hWnd
1175 , ULONG ulMsg
1176 , MPARAM wParam
1177 , MPARAM lParam
1178 )
1179 {
1180 //
1181 // Trace all ulMsgs - useful for the debugging
1182 //
1183 HWND parentHwnd;
1184 wxFrame* pWnd = NULL;
1185
1186 parentHwnd = WinQueryWindow(hWnd,QW_PARENT);
1187 pWnd = (wxFrame*) wxFindWinFromHandle((WXHWND) hWnd);
1188
1189 //
1190 // When we get the first message for the HWND we just created, we associate
1191 // it with wxWindow stored in wxWndHook
1192 //
1193
1194 MRESULT rc = (MRESULT)0;
1195
1196 //
1197 // Stop right here if we don't have a valid handle in our wxWindow object.
1198 //
1199 if (pWnd && !pWnd->GetHWND())
1200 {
1201 pWnd->SetHWND((WXHWND) hWnd);
1202 rc = pWnd->OS2DefWindowProc(ulMsg, wParam, lParam );
1203 pWnd->SetHWND(0);
1204 }
1205 else
1206 {
1207 if (pWnd)
1208 rc = pWnd->OS2WindowProc(ulMsg, wParam, lParam);
1209 else
1210 rc = ::WinDefWindowProc(hWnd, ulMsg, wParam, lParam);
1211 }
1212 return rc;
1213 } // end of wxFrameWndProc
1214
1215 MRESULT wxFrame::OS2WindowProc( WXUINT uMessage,
1216 WXWPARAM wParam,
1217 WXLPARAM lParam )
1218 {
1219 MRESULT mRc = 0L;
1220 bool bProcessed = false;
1221
1222 switch (uMessage)
1223 {
1224 case WM_CLOSE:
1225 //
1226 // If we can't close, tell the system that we processed the
1227 // message - otherwise it would close us
1228 //
1229 bProcessed = !Close();
1230 break;
1231
1232 case WM_PAINT:
1233 bProcessed = HandlePaint();
1234 mRc = (MRESULT)FALSE;
1235 break;
1236
1237 case WM_ERASEBACKGROUND:
1238 //
1239 // Returning TRUE to requests PM to paint the window background
1240 // in SYSCLR_WINDOW. We capture this here because the PS returned
1241 // in Frames is the PS for the whole frame, which we can't really
1242 // use at all. If you want to paint a different background, do it
1243 // in an OnPaint using a wxPaintDC.
1244 //
1245 mRc = (MRESULT)(TRUE);
1246 break;
1247
1248 case WM_COMMAND:
1249 {
1250 WORD wId;
1251 WORD wCmd;
1252 WXHWND hWnd;
1253
1254 UnpackCommand( (WXWPARAM)wParam
1255 ,(WXLPARAM)lParam
1256 ,&wId
1257 ,&hWnd
1258 ,&wCmd
1259 );
1260
1261 bProcessed = HandleCommand( wId
1262 ,wCmd
1263 ,(WXHWND)hWnd
1264 );
1265 }
1266 break;
1267
1268 case WM_MENUSELECT:
1269 {
1270 WXWORD wItem;
1271 WXWORD wFlags;
1272 WXHMENU hMenu;
1273
1274 UnpackMenuSelect( wParam
1275 ,lParam
1276 ,&wItem
1277 ,&wFlags
1278 ,&hMenu
1279 );
1280 bProcessed = HandleMenuSelect( wItem
1281 ,wFlags
1282 ,hMenu
1283 );
1284 mRc = (MRESULT)TRUE;
1285 }
1286 break;
1287
1288 case WM_SIZE:
1289 {
1290 SHORT nScxnew = SHORT1FROMMP(lParam); // New horizontal size.
1291 SHORT nScynew = SHORT2FROMMP(lParam); // New vertical size.
1292
1293 lParam = MRFROM2SHORT( nScxnew - 20
1294 ,nScynew - 30
1295 );
1296 }
1297 bProcessed = HandleSize(LOWORD(lParam), HIWORD(lParam), (WXUINT)wParam);
1298 mRc = (MRESULT)FALSE;
1299 break;
1300
1301 case CM_QUERYDRAGIMAGE:
1302 {
1303 const wxIcon& vIcon = GetIcon();
1304 HPOINTER hIcon;
1305
1306 if (vIcon.Ok())
1307 hIcon = (HPOINTER)::WinSendMsg(GetHWND(), WM_QUERYICON, 0L, 0L);
1308 else
1309 hIcon = (HPOINTER)m_hDefaultIcon;
1310 mRc = (MRESULT)hIcon;
1311 bProcessed = mRc != 0;
1312 }
1313 break;
1314 }
1315
1316 if (!bProcessed )
1317 mRc = wxWindow::OS2WindowProc( uMessage
1318 ,wParam
1319 ,lParam
1320 );
1321 return (MRESULT)mRc;
1322 } // wxFrame::OS2WindowProc
1323
1324 void wxFrame::SetClient(WXHWND WXUNUSED(c_Hwnd))
1325 {
1326 // Duh...nothing to do under OS/2
1327 }
1328
1329 void wxFrame::SetClient( wxWindow* pWindow )
1330 {
1331 wxWindow* pOldClient = this->GetClient();
1332 bool bClientHasFocus = pOldClient && (pOldClient == wxWindow::FindFocus());
1333
1334 if(pOldClient == pWindow) // nothing to do
1335 return;
1336 if(pWindow == NULL) // just need to remove old client
1337 {
1338 if(pOldClient == NULL) // nothing to do
1339 return;
1340
1341 if(bClientHasFocus )
1342 this->SetFocus();
1343
1344 pOldClient->Enable( false );
1345 pOldClient->Show( false );
1346 ::WinSetWindowUShort(pOldClient->GetHWND(), QWS_ID, (USHORT)pOldClient->GetId());
1347 // to avoid OS/2 bug need to update frame
1348 ::WinSendMsg((HWND)this->GetFrame(), WM_UPDATEFRAME, (MPARAM)~0, 0);
1349 return;
1350 }
1351
1352 //
1353 // Else need to change client
1354 //
1355 if(bClientHasFocus)
1356 this->SetFocus();
1357
1358 ::WinEnableWindowUpdate((HWND)GetHWND(), FALSE);
1359 if(pOldClient)
1360 {
1361 pOldClient->Enable(false);
1362 pOldClient->Show(false);
1363 ::WinSetWindowUShort(pOldClient->GetHWND(), QWS_ID, (USHORT)pOldClient->GetId());
1364 }
1365 pWindow->Reparent(this);
1366 ::WinSetWindowUShort(pWindow->GetHWND(), QWS_ID, FID_CLIENT);
1367 ::WinEnableWindowUpdate((HWND)GetHWND(), TRUE);
1368 pWindow->Enable();
1369 pWindow->Show(); // ensure client is showing
1370 if( this->IsShown() )
1371 {
1372 this->Show();
1373 ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0);
1374 }
1375 }
1376
1377 wxWindow* wxFrame::GetClient()
1378 {
1379 return wxFindWinFromHandle((WXHWND)::WinWindowFromID(m_hFrame, FID_CLIENT));
1380 }
1381
wxWidgets (Impactor)