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Fix for crash when opening empty node
[wxWidgets.git] / src / os2 / window.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/os2/window.cpp
3 // Purpose: wxWindow
4 // Author: David Webster
5 // Modified by:
6 // Created: 10/12/99
7 // RCS-ID: $Id$
8 // Copyright: (c) David Webster
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 //
13 // For compilers that support precompilation, includes "wx.h".
14 //
15 #include "wx/wxprec.h"
16
17 #include "wx/window.h"
18
19 #ifndef WX_PRECOMP
20 #define INCL_DOS
21 #define INCL_PM
22 #include <os2.h>
23 #include "wx/accel.h"
24 #include "wx/menu.h"
25 #include "wx/dc.h"
26 #include "wx/dcclient.h"
27 #include "wx/utils.h"
28 #include "wx/app.h"
29 #include "wx/panel.h"
30 #include "wx/layout.h"
31 #include "wx/checkbox.h"
32 #include "wx/combobox.h"
33 #include "wx/dialog.h"
34 #include "wx/frame.h"
35 #include "wx/listbox.h"
36 #include "wx/button.h"
37 #include "wx/bmpbuttn.h"
38 #include "wx/msgdlg.h"
39 #include "wx/scrolwin.h"
40 #include "wx/radiobox.h"
41 #include "wx/radiobut.h"
42 #include "wx/slider.h"
43 #include "wx/statbox.h"
44 #include "wx/statusbr.h"
45 #include "wx/toolbar.h"
46 #include "wx/settings.h"
47 #include "wx/intl.h"
48 #include "wx/log.h"
49 #include "wx/textctrl.h"
50 #include "wx/menuitem.h"
51 #include <stdio.h>
52 #endif
53
54 #if wxUSE_OWNER_DRAWN
55 #include "wx/ownerdrw.h"
56 #endif
57
58 #if wxUSE_DRAG_AND_DROP
59 #include "wx/dnd.h"
60 #endif
61
62 #include "wx/os2/private.h"
63
64 #if wxUSE_TOOLTIPS
65 #include "wx/tooltip.h"
66 #endif
67
68 #if wxUSE_NOTEBOOK
69 #include "wx/notebook.h"
70 #endif
71
72 #if wxUSE_CARET
73 #include "wx/caret.h"
74 #endif // wxUSE_CARET
75
76 #include <string.h>
77
78 //
79 // Place compiler, OS specific includes here
80 //
81
82 //
83 // Standard macros -- these are for OS/2 PM, but most GUI's have something similar
84 //
85 #ifndef GET_X_LPARAM
86 //
87 // SHORT1FROMMP -- LOWORD
88 //
89 #define GET_X_LPARAM(mp) ((unsigned short)(unsigned long)(mp))
90 //
91 // SHORT2FROMMP -- HIWORD
92 //
93 #define GET_Y_LPARAM(mp) ((unsigned short)(unsigned long)(mp >> 16))
94 #endif // GET_X_LPARAM
95
96 #ifndef CW_USEDEFAULT
97 # define CW_USEDEFAULT ((int)0x80000000)
98 #endif
99
100 #ifndef VK_OEM_1
101 #define VK_OEM_1 0xBA
102 #define VK_OEM_PLUS 0xBB
103 #define VK_OEM_COMMA 0xBC
104 #define VK_OEM_MINUS 0xBD
105 #define VK_OEM_PERIOD 0xBE
106 #define VK_OEM_2 0xBF
107 #define VK_OEM_3 0xC0
108 #define VK_OEM_4 0xDB
109 #define VK_OEM_5 0xDC
110 #define VK_OEM_6 0xDD
111 #define VK_OEM_7 0xDE
112 #endif
113
114 // ---------------------------------------------------------------------------
115 // global variables
116 // ---------------------------------------------------------------------------
117
118 //
119 // The last PM message we got (MT-UNSAFE)
120 //
121 QMSG s_currentMsg;
122
123 #if wxUSE_MENUS_NATIVE
124 wxMenu* wxCurrentPopupMenu = NULL;
125 #endif // wxUSE_MENUS_NATIVE
126
127 // ---------------------------------------------------------------------------
128 // private functions
129 // ---------------------------------------------------------------------------
130
131 //
132 // the window proc for all our windows; most gui's have something similar
133 //
134 MRESULT EXPENTRY wxWndProc( HWND hWnd
135 ,ULONG message
136 ,MPARAM mp1
137 ,MPARAM mp2
138 );
139
140 #ifdef __WXDEBUG__
141 const wxChar *wxGetMessageName(int message);
142 #endif //__WXDEBUG__
143
144 wxWindowOS2* FindWindowForMouseEvent( wxWindow* pWin
145 ,short* pnX
146 ,short* pnY
147 );
148 void wxRemoveHandleAssociation(wxWindowOS2* pWin);
149 void wxAssociateWinWithHandle( HWND hWnd
150 ,wxWindowOS2* pWin
151 );
152 wxWindow* wxFindWinFromHandle(WXHWND hWnd);
153
154 //
155 // get the current state of SHIFT/CTRL keys
156 //
157 static inline bool IsKeyDown(LONG key) {return (::WinGetKeyState(HWND_DESKTOP, key) & 0x8000) != 0; }
158 static inline bool IsShiftDown() { return IsKeyDown(VK_SHIFT); }
159 static inline bool IsCtrlDown() { return IsKeyDown(VK_CTRL); }
160
161 static wxWindow* gpWinBeingCreated = NULL;
162
163 // ---------------------------------------------------------------------------
164 // event tables
165 // ---------------------------------------------------------------------------
166
167 // in wxUniv-OS/2 this class is abstract because it doesn't have DoPopupMenu()
168 // method
169 #ifdef __WXUNIVERSAL__
170 IMPLEMENT_ABSTRACT_CLASS(wxWindowOS2, wxWindowBase)
171 #else // __WXPM__
172 IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
173 #endif // __WXUNIVERSAL__/__WXPM__
174
175 BEGIN_EVENT_TABLE(wxWindowOS2, wxWindowBase)
176 EVT_ERASE_BACKGROUND(wxWindowOS2::OnEraseBackground)
177 EVT_SYS_COLOUR_CHANGED(wxWindowOS2::OnSysColourChanged)
178 EVT_IDLE(wxWindowOS2::OnIdle)
179 EVT_SET_FOCUS(wxWindowOS2::OnSetFocus)
180 END_EVENT_TABLE()
181
182 // ===========================================================================
183 // implementation
184 // ===========================================================================
185
186 // ---------------------------------------------------------------------------
187 // wxWindow utility functions
188 // ---------------------------------------------------------------------------
189
190 //
191 // Find an item given the PM Window id
192 //
193 wxWindow* wxWindowOS2::FindItem(
194 long lId
195 ) const
196 {
197 #if wxUSE_CONTROLS
198 wxControl* pItem = wxDynamicCast(this, wxControl);
199
200 if (pItem)
201 {
202 //
203 // I it we or one of our "internal" children?
204 //
205 if (pItem->GetId() == lId
206 #ifndef __WXUNIVERSAL__
207 || (pItem->GetSubcontrols().Index(lId) != wxNOT_FOUND)
208 #endif
209 )
210 {
211 return pItem;
212 }
213 }
214 #endif // wxUSE_CONTROLS
215
216 wxWindowList::compatibility_iterator current = GetChildren().GetFirst();
217
218 while (current)
219 {
220 wxWindow* pChildWin = current->GetData();
221 wxWindow* pWnd = pChildWin->FindItem(lId);
222
223 if (pWnd)
224 return pWnd;
225
226 current = current->GetNext();
227 }
228 return(NULL);
229 } // end of wxWindowOS2::FindItem
230
231 //
232 // Find an item given the PM Window handle
233 //
234 wxWindow* wxWindowOS2::FindItemByHWND(
235 WXHWND hWnd
236 , bool bControlOnly
237 ) const
238 {
239 wxWindowList::compatibility_iterator current = GetChildren().GetFirst();
240
241 while (current)
242 {
243 wxWindow* pParent = current->GetData();
244
245 //
246 // Do a recursive search.
247 //
248 wxWindow* pWnd = pParent->FindItemByHWND(hWnd);
249
250 if (pWnd)
251 return(pWnd);
252
253 if (!bControlOnly
254 #if wxUSE_CONTROLS
255 || pParent->IsKindOf(CLASSINFO(wxControl))
256 #endif // wxUSE_CONTROLS
257 )
258 {
259 wxWindow* pItem = current->GetData();
260
261 if (pItem->GetHWND() == hWnd)
262 return(pItem);
263 else
264 {
265 if (pItem->ContainsHWND(hWnd))
266 return(pItem);
267 }
268 }
269 current = current->GetNext();
270 }
271 return(NULL);
272 } // end of wxWindowOS2::FindItemByHWND
273
274 //
275 // Default command handler
276 //
277 bool wxWindowOS2::OS2Command( WXUINT WXUNUSED(uParam),
278 WXWORD WXUNUSED(uId) )
279 {
280 return false;
281 }
282
283 // ----------------------------------------------------------------------------
284 // constructors and such
285 // ----------------------------------------------------------------------------
286
287 void wxWindowOS2::Init()
288 {
289 //
290 // PM specific
291 //
292 m_bWinCaptured = false;
293
294 m_fnOldWndProc = NULL;
295 m_bUseCtl3D = false;
296 m_bMouseInWindow = false;
297 m_bLastKeydownProcessed = false;
298
299 //
300 // wxWnd
301 //
302 m_hMenu = 0L;
303 m_hWnd = 0L;
304 m_hWndScrollBarHorz = 0L;
305 m_hWndScrollBarVert = 0L;
306
307 memset(&m_vWinSwp, '\0', sizeof (SWP));
308
309 //
310 // Pass WM_GETDLGCODE to DefWindowProc()
311 //
312 m_lDlgCode = 0;
313
314 m_nXThumbSize = 0;
315 m_nYThumbSize = 0;
316 m_bBackgroundTransparent = false;
317
318 //
319 // As all windows are created with WS_VISIBLE style...
320 //
321 m_isShown = true;
322
323 #if wxUSE_MOUSEEVENT_HACK
324 m_lLastMouseX =
325 m_lLastMouseY = -1;
326 m_nLastMouseEvent = -1;
327 #endif // wxUSE_MOUSEEVENT_HACK
328 } // wxWindowOS2::Init
329
330 //
331 // Destructor
332 //
333 wxWindowOS2::~wxWindowOS2()
334 {
335 m_isBeingDeleted = true;
336
337 for (wxWindow* pWin = GetParent(); pWin; pWin = pWin->GetParent())
338 {
339 wxTopLevelWindow* pFrame = wxDynamicCast(pWin, wxTopLevelWindow);
340
341 if (pFrame)
342 {
343 if (pFrame->GetLastFocus() == this)
344 pFrame->SetLastFocus(NULL);
345 }
346 }
347
348 DestroyChildren();
349
350 if (m_hWnd)
351 {
352 if(!::WinDestroyWindow(GetHWND()))
353 wxLogLastError(wxT("DestroyWindow"));
354 //
355 // remove hWnd <-> wxWindow association
356 //
357 wxRemoveHandleAssociation(this);
358 }
359 } // end of wxWindowOS2::~wxWindowOS2
360
361 // real construction (Init() must have been called before!)
362 bool wxWindowOS2::Create( wxWindow* pParent,
363 wxWindowID vId,
364 const wxPoint& rPos,
365 const wxSize& rSize,
366 long lStyle,
367 const wxString& rName )
368 {
369 HWND hParent = NULLHANDLE;
370 ULONG ulCreateFlags = 0;
371 WXDWORD dwExStyle = 0;
372
373 wxCHECK_MSG(pParent, false, wxT("can't create wxWindow without parent"));
374
375 #if wxUSE_STATBOX
376 //
377 // wxGTK doesn't allow to create controls with static box as the parent so
378 // this will result in a crash when the program is ported to wxGTK - warn
379 // about it
380 //
381 // the correct solution is to create the controls as siblings of the
382 // static box
383 //
384 wxASSERT_MSG( !wxDynamicCast(pParent, wxStaticBox),
385 _T("wxStaticBox can't be used as a window parent!") );
386 #endif // wxUSE_STATBOX
387
388 // Ensure groupbox backgrounds are painted
389 if (IsKindOf(CLASSINFO(wxPanel)))
390 lStyle &= ~wxCLIP_CHILDREN;
391
392 if ( !CreateBase( pParent
393 ,vId
394 ,rPos
395 ,rSize
396 ,lStyle
397 ,wxDefaultValidator
398 ,rName
399 ))
400 return false;
401
402 if (pParent)
403 {
404 pParent->AddChild(this);
405 hParent = GetWinHwnd(pParent);
406
407 if (pParent->IsKindOf(CLASSINFO(wxScrolledWindow)))
408 ulCreateFlags |= WS_CLIPSIBLINGS;
409 }
410
411 //
412 // Most wxSTYLES are really PM Class specific styles and will be
413 // set in those class create procs. PM's basic windows styles are
414 // very limited.
415 //
416 ulCreateFlags |= OS2GetCreateWindowFlags(&dwExStyle);
417
418
419 #ifdef __WXUNIVERSAL__
420 // no 3d effects, we draw them ourselves
421 WXDWORD exStyle = 0;
422 #endif // !wxUniversal
423 if (lStyle & wxPOPUP_WINDOW)
424 {
425 ulCreateFlags &= ~WS_VISIBLE;
426 m_isShown = false;
427 }
428 else
429 {
430 ulCreateFlags |= WS_VISIBLE;
431 }
432
433 //
434 // Generic OS/2 Windows have no Control Data but other classes
435 // that call OS2Create may have some.
436 //
437 return(OS2Create( (PSZ)wxCanvasClassName
438 ,rName.c_str()
439 ,ulCreateFlags
440 ,rPos
441 ,rSize
442 ,NULL // Control Data
443 ,dwExStyle
444 ,true // Child
445 ));
446 } // end of wxWindowOS2::Create
447
448 // ---------------------------------------------------------------------------
449 // basic operations
450 // ---------------------------------------------------------------------------
451
452 void wxWindowOS2::SetFocus()
453 {
454 HWND hWnd = GetHwnd();
455 wxCHECK_RET( hWnd, _T("can't set focus to invalid window") );
456
457 if (hWnd)
458 ::WinSetFocus(HWND_DESKTOP, hWnd);
459 } // end of wxWindowOS2::SetFocus
460
461 void wxWindowOS2::SetFocusFromKbd()
462 {
463 //
464 // Nothing else to do under OS/2
465 //
466 wxWindowBase::SetFocusFromKbd();
467 } // end of wxWindowOS2::SetFocus
468
469 wxWindow* wxWindowBase::DoFindFocus()
470 {
471 HWND hWnd = ::WinQueryFocus(HWND_DESKTOP);
472
473 if (hWnd)
474 {
475 return wxFindWinFromHandle((WXHWND)hWnd);
476 }
477 return NULL;
478 } // wxWindowBase::DoFindFocus
479
480 void wxWindowOS2::DoEnable( bool bEnable )
481 {
482 HWND hWnd = GetHwnd();
483 if ( hWnd )
484 ::WinEnableWindow(hWnd, (BOOL)bEnable);
485 }
486
487 bool wxWindowOS2::Show( bool bShow )
488 {
489 if (!wxWindowBase::Show(bShow))
490 return false;
491
492 HWND hWnd = GetHwnd();
493
494 ::WinShowWindow(hWnd, bShow);
495
496 if (bShow)
497 {
498 ::WinSetWindowPos(hWnd, HWND_TOP, 0, 0, 0, 0, SWP_ACTIVATE | SWP_ZORDER);
499 }
500 return true;
501 } // end of wxWindowOS2::Show
502
503 void wxWindowOS2::Raise()
504 {
505 ::WinSetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0, SWP_ZORDER | SWP_ACTIVATE);
506 } // end of wxWindowOS2::Raise
507
508 void wxWindowOS2::Lower()
509 {
510 ::WinSetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_ZORDER | SWP_DEACTIVATE);
511 } // end of wxWindowOS2::Lower
512
513 void wxWindowOS2::SetLabel( const wxString& label )
514 {
515 ::WinSetWindowText(GetHwnd(), label.c_str());
516 } // end of wxWindowOS2::SetLabel
517
518 wxString wxWindowOS2::GetLabel() const
519 {
520 return wxGetWindowText(GetHWND());
521 } // end of wxWindowOS2::GetLabel
522
523 void wxWindowOS2::DoCaptureMouse()
524 {
525 HWND hWnd = GetHwnd();
526
527 if (hWnd && !m_bWinCaptured)
528 {
529 ::WinSetCapture(HWND_DESKTOP, hWnd);
530 m_bWinCaptured = true;
531 }
532 } // end of wxWindowOS2::DoCaptureMouse
533
534 void wxWindowOS2::DoReleaseMouse()
535 {
536 if (m_bWinCaptured)
537 {
538 ::WinSetCapture(HWND_DESKTOP, NULLHANDLE);
539 m_bWinCaptured = false;
540 }
541 } // end of wxWindowOS2::ReleaseMouse
542
543 /* static */ wxWindow* wxWindowBase::GetCapture()
544 {
545 HWND hwnd = ::WinQueryCapture(HWND_DESKTOP);
546 return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : (wxWindow *)NULL;
547 } // end of wxWindowBase::GetCapture
548
549 bool wxWindowOS2::SetFont( const wxFont& rFont )
550 {
551 if (!wxWindowBase::SetFont(rFont))
552 {
553 // nothing to do
554 return false;
555 }
556
557 HWND hWnd = GetHwnd();
558
559 wxOS2SetFont( hWnd, rFont );
560 return true;
561 } // end of wxWindowOS2::SetFont
562
563 // check if base implementation is OK
564 bool wxWindowOS2::SetCursor( const wxCursor& rCursor)
565 {
566 if ( !wxWindowBase::SetCursor(rCursor))
567 {
568 // no change
569 return false;
570 }
571
572 if ( m_cursor.Ok() ) {
573 HWND hWnd = GetHwnd();
574 POINTL vPoint;
575 RECTL vRect;
576
577 ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
578 ::WinQueryWindowRect(hWnd, &vRect);
579
580 if (::WinPtInRect(vHabmain, &vRect, &vPoint) && !wxIsBusy())
581 {
582 ::WinSetPointer(HWND_DESKTOP, (HPOINTER)m_cursor.GetHCURSOR());
583 }
584 }
585 return true;
586 } // end of wxWindowOS2::SetCursor
587
588 void wxWindowOS2::WarpPointer(
589 int nXPos
590 , int nYPos
591 )
592 {
593 int nX = nXPos;
594 int nY = nYPos;
595 RECTL vRect;
596
597 ::WinQueryWindowRect(GetHwnd(), &vRect);
598 nX += vRect.xLeft;
599 nY += vRect.yBottom;
600
601 ::WinSetPointerPos(HWND_DESKTOP, (LONG)nX, (LONG)(nY));
602 } // end of wxWindowOS2::WarpPointer
603
604
605 // ---------------------------------------------------------------------------
606 // scrolling stuff
607 // ---------------------------------------------------------------------------
608
609 int wxWindowOS2::GetScrollPos(
610 int nOrient
611 ) const
612 {
613 if (nOrient == wxHORIZONTAL)
614 return((int)::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
615 else
616 return((int)::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
617 } // end of wxWindowOS2::GetScrollPos
618
619 int wxWindowOS2::GetScrollRange(
620 int nOrient
621 ) const
622 {
623 MRESULT mr;
624
625 if (nOrient == wxHORIZONTAL)
626 mr = ::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
627 else
628 mr = ::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
629 return((int)SHORT2FROMMR(mr));
630 } // end of wxWindowOS2::GetScrollRange
631
632 int wxWindowOS2::GetScrollThumb(
633 int nOrient
634 ) const
635 {
636 if (nOrient == wxHORIZONTAL )
637 return m_nXThumbSize;
638 else
639 return m_nYThumbSize;
640 } // end of wxWindowOS2::GetScrollThumb
641
642 void wxWindowOS2::SetScrollPos(
643 int nOrient
644 , int nPos
645 , bool WXUNUSED(bRefresh)
646 )
647 {
648 if (nOrient == wxHORIZONTAL )
649 ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
650 else
651 ::WinSendMsg(m_hWndScrollBarVert, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
652 } // end of wxWindowOS2::SetScrollPos
653
654 void wxWindowOS2::SetScrollbar( int nOrient,
655 int nPos,
656 int nThumbVisible,
657 int nRange,
658 bool WXUNUSED(bRefresh) )
659 {
660 HWND hWnd = GetHwnd();
661 int nOldRange = nRange - nThumbVisible;
662 int nRange1 = nOldRange;
663 int nPageSize = nThumbVisible;
664 int nVSBWidth = wxSystemSettingsNative::GetMetric(wxSYS_VSCROLL_X,
665 this);
666 int nHSBHeight = wxSystemSettingsNative::GetMetric(wxSYS_HSCROLL_Y,
667 this);
668
669 SBCDATA vInfo;
670 ULONG ulStyle = WS_VISIBLE | WS_SYNCPAINT;
671 SWP vSwp;
672 SWP vSwpOwner;
673 HWND hWndParent;
674 HWND hWndClient;
675 wxWindow* pParent = GetParent();
676
677 if (pParent && pParent->IsKindOf(CLASSINFO(wxFrame)))
678 {
679 wxFrame* pFrame;
680
681 pFrame = wxDynamicCast(pParent, wxFrame);
682 hWndParent = pFrame->GetFrame();
683 hWndClient = GetHwndOf(pParent);
684 }
685 else
686 {
687 if (pParent)
688 hWndParent = GetHwndOf(pParent);
689 else
690 hWndParent = GetHwnd();
691 hWndClient = hWndParent;
692 }
693 ::WinQueryWindowPos(hWndClient, &vSwp);
694 ::WinQueryWindowPos(hWnd, &vSwpOwner);
695
696 if (nPageSize > 1 && nRange > 0)
697 {
698 nRange1 += (nPageSize - 1);
699 }
700
701 vInfo.cb = sizeof(SBCDATA);
702 vInfo.posFirst = 0;
703 vInfo.posLast = (SHORT)nRange1;
704 vInfo.posThumb = (SHORT)nPos;
705
706 if (nOrient == wxHORIZONTAL )
707 {
708 ulStyle |= SBS_HORZ;
709 if (m_hWndScrollBarHorz == 0L)
710 {
711 //
712 // Since the scrollbars are usually created before the owner is
713 // sized either via an OnSize event directly or via sizers or
714 // layout constraints, we will initially just use the coords of
715 // the parent window (this is usually a frame client window). But
716 // the bars themselves, are children of the parent frame (i.e
717 // siblings of the frame client. The owner, however is the actual
718 // window being scrolled (or at least the one responsible for
719 // handling the scroll events). The owner will be resized later,
720 // as it is usually a child of a top level window, and when that
721 // is done its scrollbars will be resized and repositioned as well.
722 //
723 m_hWndScrollBarHorz = ::WinCreateWindow( hWndParent
724 ,WC_SCROLLBAR
725 ,(PSZ)NULL
726 ,ulStyle
727 ,vSwp.x
728 ,vSwp.y
729 ,vSwp.cx - nVSBWidth
730 ,nHSBHeight
731 ,hWnd
732 ,HWND_TOP
733 ,60000
734 ,&vInfo
735 ,NULL
736 );
737 }
738 else
739 {
740 //
741 // The owner (the scrolled window) is a child of the Frame's
742 // client window, usually. The scrollbars are children of the
743 // frame, itself, and thus are positioned relative to the frame's
744 // origin, not the frame's client window origin.
745 // The starting x position is the same as the starting x position
746 // of the owner, but in terms of the parent frame.
747 // The starting y position is wxSYS_HSCROLL_Y pels below the
748 // origin of the owner in terms of the parent frame.
749 // The horz bar is the same width as the owner and wxSYS_HSCROLL_Y
750 // pels high.
751 //
752 if (nRange1 >= nThumbVisible)
753 {
754 ::WinSetWindowPos( m_hWndScrollBarHorz
755 ,HWND_TOP
756 ,vSwp.x + vSwpOwner.x
757 ,(vSwp.y + vSwpOwner.y) - nHSBHeight
758 ,vSwpOwner.cx
759 ,nHSBHeight
760 ,SWP_MOVE | SWP_SIZE | SWP_SHOW | SWP_ACTIVATE | SWP_ZORDER
761 );
762 ::WinSendMsg( m_hWndScrollBarHorz
763 ,SBM_SETSCROLLBAR
764 ,(MPARAM)nPos
765 ,MPFROM2SHORT(0, (SHORT)nRange1)
766 );
767 ::WinSendMsg( m_hWndScrollBarHorz
768 ,SBM_SETTHUMBSIZE
769 ,MPFROM2SHORT( (SHORT)nThumbVisible
770 ,(SHORT)nRange1
771 )
772 ,(MPARAM)0
773 );
774 }
775 else
776 ::WinShowWindow(m_hWndScrollBarHorz, FALSE);
777 }
778 }
779 else
780 {
781 ulStyle |= SBS_VERT;
782 if (m_hWndScrollBarVert == 0L)
783 {
784 //
785 // Since the scrollbars are usually created before the owner is
786 // sized either via an OnSize event directly or via sizers or
787 // layout constraints, we will initially just use the coords of
788 // the parent window (this is usually a frame client window). But
789 // the bars themselves, are children of the parent frame (i.e
790 // siblings of the frame client. The owner, however is the actual
791 // window being scrolled (or at least the one responsible for
792 // handling the scroll events). The owner will be resized later,
793 // as it is usually a child of a top level window, and when that
794 // is done its scrollbars will be resized and repositioned as well.
795 //
796 m_hWndScrollBarVert = ::WinCreateWindow( hWndParent
797 ,WC_SCROLLBAR
798 ,(PSZ)NULL
799 ,ulStyle
800 ,vSwp.x + vSwp.cx - nVSBWidth
801 ,vSwp.y + nHSBHeight
802 ,nVSBWidth
803 ,vSwp.cy - nHSBHeight
804 ,hWnd
805 ,HWND_TOP
806 ,60001
807 ,&vInfo
808 ,NULL
809 );
810 }
811 else
812 {
813 //
814 // The owner (the scrolled window) is a child of the Frame's
815 // client window, usually. The scrollbars are children of the
816 // frame, itself and thus are positioned relative to the frame's
817 // origin, not the frame's client window's origin.
818 // Thus, the x position will be frame client's x (usually a few
819 // pels inside the parent frame, plus the width of the owner.
820 // Since we may be using sizers or layout constraints for multiple
821 // child scrolled windows, the y position will be the frame client's
822 // y pos plus the scrolled windows y position, yielding the y
823 // position of the scrollbar relative to the parent frame (the vert
824 // scrollbar is on the right and starts at the bottom of the
825 // owner window).
826 // It is wxSYS_VSCROLL_X pels wide and the same height as the owner.
827 //
828 if (nRange1 >= nThumbVisible)
829 {
830 ::WinSetWindowPos( m_hWndScrollBarVert
831 ,HWND_TOP
832 ,vSwp.x + vSwpOwner.x + vSwpOwner.cx
833 ,vSwp.y + vSwpOwner.y
834 ,nVSBWidth
835 ,vSwpOwner.cy
836 ,SWP_ACTIVATE | SWP_MOVE | SWP_SIZE | SWP_SHOW
837 );
838 ::WinSendMsg( m_hWndScrollBarVert
839 ,SBM_SETSCROLLBAR
840 ,(MPARAM)nPos
841 ,MPFROM2SHORT(0, (SHORT)nRange1)
842 );
843 ::WinSendMsg( m_hWndScrollBarVert
844 ,SBM_SETTHUMBSIZE
845 ,MPFROM2SHORT( (SHORT)nThumbVisible
846 ,(SHORT)nRange1
847 )
848 ,(MPARAM)0
849 );
850 }
851 else
852 ::WinShowWindow(m_hWndScrollBarVert, FALSE);
853 }
854 m_nYThumbSize = nThumbVisible;
855 }
856 } // end of wxWindowOS2::SetScrollbar
857
858
859 void wxWindowOS2::ScrollWindow( int nDx,
860 int nDy,
861 const wxRect* pRect )
862 {
863 RECTL vRect;
864
865 ::WinQueryWindowRect(GetHwnd(), &vRect);
866 int height = vRect.yTop;
867 if (pRect)
868 {
869 vRect.xLeft = pRect->x;
870 vRect.yTop = height - pRect->y;
871 vRect.xRight = pRect->x + pRect->width;
872 vRect.yBottom = vRect.yTop - pRect->height;
873 }
874 nDy *= -1; // flip the sign of Dy as OS/2 is opposite Windows.
875 ::WinScrollWindow( GetHwnd()
876 ,(LONG)nDx
877 ,(LONG)nDy
878 ,&vRect
879 ,&vRect
880 ,NULL
881 ,NULL
882 ,SW_SCROLLCHILDREN | SW_INVALIDATERGN
883 );
884 } // end of wxWindowOS2::ScrollWindow
885
886 // ---------------------------------------------------------------------------
887 // subclassing
888 // ---------------------------------------------------------------------------
889
890 void wxWindowOS2::SubclassWin(
891 WXHWND hWnd
892 )
893 {
894 HWND hwnd = (HWND)hWnd;
895
896 wxCHECK_RET(::WinIsWindow(vHabmain, hwnd), wxT("invalid HWND in SubclassWin") );
897 wxAssociateWinWithHandle( hWnd
898 ,(wxWindow*)this
899 );
900 if (!wxCheckWindowWndProc( hWnd
901 ,(WXFARPROC)wxWndProc
902 ))
903 {
904 m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(hwnd, (PFNWP)wxWndProc);
905 }
906 else
907 {
908 m_fnOldWndProc = (WXFARPROC)NULL;
909 }
910 } // end of wxWindowOS2::SubclassWin
911
912 void wxWindowOS2::UnsubclassWin()
913 {
914 //
915 // Restore old Window proc
916 //
917 HWND hwnd = GetHWND();
918
919 if (m_hWnd)
920 {
921 wxCHECK_RET( ::WinIsWindow(vHabmain, hwnd), wxT("invalid HWND in UnsubclassWin") );
922
923 PFNWP fnProc = (PFNWP)::WinQueryWindowPtr(hwnd, QWP_PFNWP);
924
925 if ( (m_fnOldWndProc != 0) && (fnProc != (PFNWP) m_fnOldWndProc))
926 {
927 WinSubclassWindow(hwnd, (PFNWP)m_fnOldWndProc);
928 m_fnOldWndProc = 0;
929 }
930 }
931 } // end of wxWindowOS2::UnsubclassWin
932
933 bool wxCheckWindowWndProc(
934 WXHWND hWnd
935 , WXFARPROC fnWndProc
936 )
937 {
938 static char zBuffer[512];
939 CLASSINFO vCls;
940
941 ::WinQueryClassName((HWND)hWnd, (LONG)512, (PCH)zBuffer);
942 ::WinQueryClassInfo(wxGetInstance(), (PSZ)zBuffer, &vCls);
943 return(fnWndProc == (WXFARPROC)vCls.pfnWindowProc);
944 } // end of WinGuiBase_CheckWindowWndProc
945
946 void wxWindowOS2::SetWindowStyleFlag(
947 long lFlags
948 )
949 {
950 long lFlagsOld = GetWindowStyleFlag();
951
952 if (lFlags == lFlagsOld)
953 return;
954
955 //
956 // Update the internal variable
957 //
958 wxWindowBase::SetWindowStyleFlag(lFlags);
959
960 //
961 // Now update the Windows style as well if needed - and if the window had
962 // been already created
963 //
964 if (!GetHwnd())
965 return;
966
967 WXDWORD dwExstyle;
968 WXDWORD dwExstyleOld;
969 long lStyle = OS2GetStyle( lFlags
970 ,&dwExstyle
971 );
972 long lStyleOld = OS2GetStyle( lFlagsOld
973 ,&dwExstyleOld
974 );
975
976 if (lStyle != lStyleOld)
977 {
978 //
979 // Some flags (e.g. WS_VISIBLE or WS_DISABLED) should not be changed by
980 // this function so instead of simply setting the style to the new
981 // value we clear the bits which were set in styleOld but are set in
982 // the new one and set the ones which were not set before
983 //
984 long lStyleReal = ::WinQueryWindowULong(GetHwnd(), QWL_STYLE);
985
986 lStyleReal &= ~lStyleOld;
987 lStyleReal |= lStyle;
988
989 ::WinSetWindowULong(GetHwnd(), QWL_STYLE, lStyleReal);
990 }
991 } // end of wxWindowOS2::SetWindowStyleFlag
992
993 WXDWORD wxWindowOS2::OS2GetStyle( long lFlags,
994 WXDWORD* WXUNUSED(pdwExstyle) ) const
995 {
996 WXDWORD dwStyle = 0L;
997
998 if (lFlags & wxCLIP_CHILDREN )
999 dwStyle |= WS_CLIPCHILDREN;
1000
1001 if (lFlags & wxCLIP_SIBLINGS )
1002 dwStyle |= WS_CLIPSIBLINGS;
1003
1004 return dwStyle;
1005 } // end of wxWindowOS2::OS2GetStyle
1006
1007 //
1008 // Make a Windows extended style from the given wxWidgets window style
1009 //
1010 WXDWORD wxWindowOS2::MakeExtendedStyle(
1011 long lStyle
1012 , bool bEliminateBorders
1013 )
1014 {
1015 //
1016 // Simply fill out with wxWindow extended styles. We'll conjure
1017 // something up in OS2Create and all window redrawing pieces later
1018 //
1019 WXDWORD dwStyle = 0;
1020
1021 if (lStyle & wxTRANSPARENT_WINDOW )
1022 dwStyle |= wxTRANSPARENT_WINDOW;
1023
1024 if (!bEliminateBorders)
1025 {
1026 if (lStyle & wxSUNKEN_BORDER)
1027 dwStyle |= wxSUNKEN_BORDER;
1028 if (lStyle & wxDOUBLE_BORDER)
1029 dwStyle |= wxDOUBLE_BORDER;
1030 if (lStyle & wxRAISED_BORDER )
1031 dwStyle |= wxRAISED_BORDER;
1032 if (lStyle & wxSTATIC_BORDER)
1033 dwStyle |= wxSTATIC_BORDER;
1034 }
1035 return dwStyle;
1036 } // end of wxWindowOS2::MakeExtendedStyle
1037
1038 //
1039 // Setup background and foreground colours correctly
1040 //
1041 void wxWindowOS2::SetupColours()
1042 {
1043 if ( GetParent() )
1044 SetBackgroundColour(GetParent()->GetBackgroundColour());
1045 } // end of wxWindowOS2::SetupColours
1046
1047 void wxWindowOS2::OnIdle(
1048 wxIdleEvent& WXUNUSED(rEvent)
1049 )
1050 {
1051 //
1052 // Check if we need to send a LEAVE event
1053 //
1054 if (m_bMouseInWindow)
1055 {
1056 POINTL vPoint;
1057
1058 ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
1059 if (::WinWindowFromPoint(HWND_DESKTOP, &vPoint, FALSE) != (HWND)GetHwnd())
1060 {
1061 //
1062 // Generate a LEAVE event
1063 //
1064 m_bMouseInWindow = false;
1065
1066 //
1067 // Unfortunately the mouse button and keyboard state may have changed
1068 // by the time the OnIdle function is called, so 'state' may be
1069 // meaningless.
1070 //
1071 int nState = 0;
1072
1073 if (IsShiftDown())
1074 nState |= KC_SHIFT;
1075 if (IsCtrlDown())
1076 nState |= KC_CTRL;
1077
1078 wxMouseEvent rEvent(wxEVT_LEAVE_WINDOW);
1079
1080 InitMouseEvent( rEvent
1081 ,vPoint.x
1082 ,vPoint.y
1083 ,nState
1084 );
1085 (void)GetEventHandler()->ProcessEvent(rEvent);
1086 }
1087 }
1088 if (wxUpdateUIEvent::CanUpdate(this))
1089 UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
1090 } // end of wxWindowOS2::OnIdle
1091
1092 //
1093 // Set this window to be the child of 'parent'.
1094 //
1095 bool wxWindowOS2::Reparent( wxWindow* pParent)
1096 {
1097 if (!wxWindowBase::Reparent(pParent))
1098 return false;
1099
1100 HWND hWndChild = GetHwnd();
1101 HWND hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
1102
1103 ::WinSetParent(hWndChild, hWndParent, TRUE);
1104 return true;
1105 } // end of wxWindowOS2::Reparent
1106
1107 void wxWindowOS2::Update()
1108 {
1109 ::WinUpdateWindow(GetHwnd());
1110 } // end of wxWindowOS2::Update
1111
1112 void wxWindowOS2::Freeze()
1113 {
1114 ::WinSendMsg(GetHwnd(), WM_VRNDISABLED, (MPARAM)0, (MPARAM)0);
1115 } // end of wxWindowOS2::Freeze
1116
1117 void wxWindowOS2::Thaw()
1118 {
1119 ::WinSendMsg(GetHwnd(), WM_VRNENABLED, (MPARAM)TRUE, (MPARAM)0);
1120
1121 //
1122 // We need to refresh everything or otherwise he invalidated area is not
1123 // repainted.
1124 //
1125 Refresh();
1126 } // end of wxWindowOS2::Thaw
1127
1128 void wxWindowOS2::Refresh( bool bEraseBack,
1129 const wxRect* pRect )
1130 {
1131 HWND hWnd = GetHwnd();
1132
1133 if (hWnd)
1134 {
1135 if (pRect)
1136 {
1137 RECTL vOs2Rect;
1138 int height;
1139
1140 ::WinQueryWindowRect(GetHwnd(), &vOs2Rect);
1141 height = vOs2Rect.yTop;
1142 vOs2Rect.xLeft = pRect->x;
1143 vOs2Rect.yTop = height - pRect->y;
1144 vOs2Rect.xRight = pRect->x + pRect->width;
1145 vOs2Rect.yBottom = vOs2Rect.yTop - pRect->height;
1146
1147 ::WinInvalidateRect(hWnd, &vOs2Rect, bEraseBack);
1148 }
1149 else
1150 ::WinInvalidateRect(hWnd, NULL, bEraseBack);
1151 if (m_hWndScrollBarHorz != NULLHANDLE)
1152 ::WinInvalidateRect(m_hWndScrollBarHorz, NULL, TRUE);
1153 if (m_hWndScrollBarVert != NULLHANDLE)
1154 ::WinInvalidateRect(m_hWndScrollBarVert, NULL, TRUE);
1155 }
1156 } // end of wxWindowOS2::Refresh
1157
1158 // ---------------------------------------------------------------------------
1159 // drag and drop
1160 // ---------------------------------------------------------------------------
1161
1162 #if wxUSE_DRAG_AND_DROP
1163 void wxWindowOS2::SetDropTarget(
1164 wxDropTarget* pDropTarget
1165 )
1166 {
1167 m_dropTarget = pDropTarget;
1168 } // end of wxWindowOS2::SetDropTarget
1169 #endif
1170
1171 //
1172 // old style file-manager drag&drop support: we retain the old-style
1173 // DragAcceptFiles in parallel with SetDropTarget.
1174 //
1175 void wxWindowOS2::DragAcceptFiles(
1176 bool bAccept
1177 )
1178 {
1179 HWND hWnd = GetHwnd();
1180
1181 if (hWnd && bAccept)
1182 ::DrgAcceptDroppedFiles(hWnd, NULL, NULL, DO_COPY, 0L);
1183 } // end of wxWindowOS2::DragAcceptFiles
1184
1185 // ----------------------------------------------------------------------------
1186 // tooltips
1187 // ----------------------------------------------------------------------------
1188
1189 #if wxUSE_TOOLTIPS
1190
1191 void wxWindowOS2::DoSetToolTip(
1192 wxToolTip* pTooltip
1193 )
1194 {
1195 wxWindowBase::DoSetToolTip(pTooltip);
1196
1197 if (m_tooltip)
1198 m_tooltip->SetWindow(this);
1199 } // end of wxWindowOS2::DoSetToolTip
1200
1201 #endif // wxUSE_TOOLTIPS
1202
1203 // ---------------------------------------------------------------------------
1204 // moving and resizing
1205 // ---------------------------------------------------------------------------
1206
1207 // Get total size
1208 void wxWindowOS2::DoGetSize(
1209 int* pWidth
1210 , int* pHeight
1211 ) const
1212 {
1213 HWND hWnd;
1214 RECTL vRect;
1215
1216 if (IsKindOf(CLASSINFO(wxFrame)))
1217 {
1218 wxFrame* pFrame = wxDynamicCast(this, wxFrame);
1219 hWnd = pFrame->GetFrame();
1220 }
1221 else
1222 hWnd = GetHwnd();
1223
1224 ::WinQueryWindowRect(hWnd, &vRect);
1225
1226 if (pWidth)
1227 *pWidth = vRect.xRight - vRect.xLeft;
1228 if (pHeight )
1229 // OS/2 PM is backwards from windows
1230 *pHeight = vRect.yTop - vRect.yBottom;
1231 } // end of wxWindowOS2::DoGetSize
1232
1233 void wxWindowOS2::DoGetPosition(
1234 int* pX
1235 , int* pY
1236 ) const
1237 {
1238 //
1239 // Return parameters assume wxWidgets coordinate system
1240 //
1241 HWND hWnd;
1242 SWP vSwp;
1243 POINTL vPoint;
1244 wxWindow* pParent = GetParent();
1245
1246 //
1247 // It would seem that WinQueryWindowRect would be the correlary to
1248 // the WIN32 WinGetRect, but unlike WinGetRect which returns the window
1249 // origin position in screen coordinates, WinQueryWindowRect returns it
1250 // relative to itself, i.e. (0,0). To get the same under PM we must
1251 // use WinQueryWindowPos. This call, unlike the WIN32 call, however,
1252 // returns a position relative to it's parent, so no parent adujstments
1253 // are needed under OS/2. Also, windows should be created using
1254 // wxWindow coordinates, i.e 0,0 is the TOP left.
1255 //
1256 if (IsKindOf(CLASSINFO(wxFrame)))
1257 {
1258 wxFrame* pFrame = wxDynamicCast(this, wxFrame);
1259 hWnd = pFrame->GetFrame();
1260 }
1261 else
1262 hWnd = GetHwnd();
1263
1264 ::WinQueryWindowPos(hWnd, &vSwp);
1265
1266 vPoint.x = vSwp.x;
1267 vPoint.y = vSwp.y;
1268
1269 // We need to convert to wxWidgets coordinates
1270 int vHeight;
1271 DoGetSize(NULL,&vHeight);
1272 wxWindow* pWindow = wxDynamicCast(this,wxWindow);
1273 vPoint.y = pWindow->GetOS2ParentHeight(pParent) - vPoint.y - vHeight;
1274
1275 //
1276 // We may be faking the client origin. So a window that's really at (0,
1277 // 30) may appear (to wxWin apps) to be at (0, 0).
1278 //
1279 if (pParent)
1280 {
1281 wxPoint vPt(pParent->GetClientAreaOrigin());
1282
1283 vPoint.x -= vPt.x;
1284 vPoint.y -= vPt.y;
1285 }
1286
1287 if (pX)
1288 *pX = vPoint.x;
1289 if (pY)
1290 *pY = vPoint.y;
1291 } // end of wxWindowOS2::DoGetPosition
1292
1293 void wxWindowOS2::DoScreenToClient(
1294 int* pX
1295 , int* pY
1296 ) const
1297 {
1298 HWND hWnd = GetHwnd();
1299 SWP vSwp;
1300
1301 ::WinQueryWindowPos(hWnd, &vSwp);
1302
1303 if (pX)
1304 *pX += vSwp.x;
1305 if (pY)
1306 *pY += vSwp.y;
1307 } // end of wxWindowOS2::DoScreenToClient
1308
1309 void wxWindowOS2::DoClientToScreen(
1310 int* pX
1311 , int* pY
1312 ) const
1313 {
1314 HWND hWnd = GetHwnd();
1315 SWP vSwp;
1316
1317 ::WinQueryWindowPos(hWnd, &vSwp);
1318
1319 if (pX)
1320 *pX += vSwp.x;
1321 if (pY)
1322 *pY += vSwp.y;
1323 } // end of wxWindowOS2::DoClientToScreen
1324
1325 //
1326 // Get size *available for subwindows* i.e. excluding menu bar etc.
1327 // Must be a frame type window
1328 //
1329 void wxWindowOS2::DoGetClientSize(
1330 int* pWidth
1331 , int* pHeight
1332 ) const
1333 {
1334 HWND hWnd = GetHwnd();
1335 RECTL vRect;
1336
1337 ::WinQueryWindowRect(hWnd, &vRect);
1338 if (IsKindOf(CLASSINFO(wxDialog)))
1339 {
1340 RECTL vTitle;
1341 HWND hWndTitle;
1342 //
1343 // For a Dialog we have to explicitly request the client portion.
1344 // For a Frame the hWnd IS the client window
1345 //
1346 hWndTitle = ::WinWindowFromID(hWnd, FID_TITLEBAR);
1347 if (::WinQueryWindowRect(hWndTitle, &vTitle))
1348 {
1349 if (vTitle.yTop - vTitle.yBottom == 0)
1350 {
1351 //
1352 // Dialog has not been created yet, use a default
1353 //
1354 vTitle.yTop = 20;
1355 }
1356 vRect.yTop -= (vTitle.yTop - vTitle.yBottom);
1357 }
1358
1359 ULONG uStyle = ::WinQueryWindowULong(hWnd, QWL_STYLE);
1360
1361 //
1362 // Deal with borders
1363 //
1364 if (uStyle & FCF_DLGBORDER)
1365 {
1366 vRect.xLeft += 4;
1367 vRect.xRight -= 4;
1368 vRect.yTop -= 4;
1369 vRect.yBottom += 4;
1370 }
1371 else if (uStyle & FCF_SIZEBORDER)
1372 {
1373 vRect.xLeft += 4;
1374 vRect.xRight -= 4;
1375 vRect.yTop -= 4;
1376 vRect.yBottom += 4;
1377 }
1378 else if (uStyle & FCF_BORDER)
1379 {
1380 vRect.xLeft += 2;
1381 vRect.xRight -= 2;
1382 vRect.yTop -= 2;
1383 vRect.yBottom += 2;
1384 }
1385 else // make some kind of adjustment or top sizers ram into the titlebar!
1386 {
1387 vRect.xLeft += 3;
1388 vRect.xRight -= 3;
1389 vRect.yTop -= 3;
1390 vRect.yBottom += 3;
1391 }
1392 }
1393 if (pWidth)
1394 *pWidth = vRect.xRight - vRect.xLeft;
1395 if (pHeight)
1396 *pHeight = vRect.yTop - vRect.yBottom;
1397 } // end of wxWindowOS2::DoGetClientSize
1398
1399 void wxWindowOS2::DoMoveWindow(
1400 int nX
1401 , int nY
1402 , int nWidth
1403 , int nHeight
1404 )
1405 {
1406 //
1407 // Input parameters assume wxWidgets coordinate system
1408 //
1409 RECTL vRect;
1410 wxWindow* pParent = GetParent();
1411 HWND hWnd = GetHwnd();
1412
1413 if (pParent && !IsKindOf(CLASSINFO(wxDialog)))
1414 {
1415 int nOS2Height = GetOS2ParentHeight(pParent);
1416
1417 nY = nOS2Height - (nY + nHeight);
1418 }
1419 else
1420 {
1421 RECTL vRect;
1422
1423 ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
1424 nY = vRect.yTop - (nY + nHeight);
1425 }
1426
1427 //
1428 // In the case of a frame whose client is sized, the client cannot be
1429 // large than its parent frame minus its borders! This usually happens
1430 // when using an autosizer to size a frame to precisely hold client
1431 // controls as in the notebook sample.
1432 //
1433 // In this case, we may need to resize both a frame and its client so we
1434 // need a quick calc of the frame border size, then if the frame
1435 // (less its borders) is smaller than the client, size the frame to
1436 // encompass the client with the appropriate border size.
1437 //
1438 if (IsKindOf(CLASSINFO(wxFrame)))
1439 {
1440 RECTL vFRect;
1441 int nWidthFrameDelta = 0;
1442 int nHeightFrameDelta = 0;
1443 wxFrame* pFrame;
1444
1445 pFrame = wxDynamicCast(this, wxFrame);
1446 hWnd = pFrame->GetFrame();
1447 ::WinQueryWindowRect(hWnd, &vRect);
1448 ::WinMapWindowPoints(hWnd, HWND_DESKTOP, (PPOINTL)&vRect, 2);
1449 vFRect = vRect;
1450 ::WinCalcFrameRect(hWnd, &vRect, TRUE);
1451 nWidthFrameDelta = ((vRect.xLeft - vFRect.xLeft) + (vFRect.xRight - vRect.xRight));
1452 nHeightFrameDelta = ((vRect.yBottom - vFRect.yBottom) + (vFRect.yTop - vRect.yTop));
1453 // Input values refer to the window position relative to its parent
1454 // which may be the Desktop so we need to calculate
1455 // the new frame values to keep the wxWidgets frame origin constant
1456 nY -= nHeightFrameDelta;
1457 nWidth += nWidthFrameDelta;
1458 nHeight += nHeightFrameDelta;
1459 }
1460 ::WinSetWindowPos( hWnd
1461 ,HWND_TOP
1462 ,(LONG)nX
1463 ,(LONG)nY
1464 ,(LONG)nWidth
1465 ,(LONG)nHeight
1466 ,SWP_SIZE | SWP_MOVE
1467 );
1468 if (m_vWinSwp.cx == 0 && m_vWinSwp.cy == 0 && m_vWinSwp.fl == 0)
1469 //
1470 // Uninitialized
1471 //
1472 ::WinQueryWindowPos(hWnd, &m_vWinSwp);
1473 else
1474 {
1475 //
1476 // Handle resizing of scrolled windows. The target or window to
1477 // be scrolled is the owner (gets the scroll notifications). The
1478 // parent is usually the parent frame of the scrolled panel window.
1479 // In order to show the scrollbars the target window will be shrunk
1480 // by the size of the scroll bar widths and moved in the X and Y
1481 // directon. That value will be computed as part of the diff for
1482 // moving the children. Everytime the window is sized the
1483 // toplevel OnSize is going to resize the panel to fit the client
1484 // or the whole sizer and will need to me resized. This will send
1485 // a WM_SIZE out which will be intercepted by the ScrollHelper
1486 // which will cause the scrollbars to be displayed via the SetScrollbar
1487 // call in CWindow.
1488 //
1489 if (IsKindOf(CLASSINFO(wxScrolledWindow)))
1490 {
1491 int nAdjustWidth = 0;
1492 int nAdjustHeight = 0;
1493 int nHSBHeight = wxSystemSettingsNative::GetMetric(wxSYS_HSCROLL_Y,
1494 this);
1495 int nVSBWidth = wxSystemSettingsNative::GetMetric(wxSYS_VSCROLL_X,
1496 this);
1497 SWP vSwpScroll;
1498
1499 if (GetScrollBarHorz() == NULLHANDLE ||
1500 !WinIsWindowShowing(GetScrollBarHorz()))
1501 nAdjustHeight = 0L;
1502 else
1503 nAdjustHeight = nHSBHeight;
1504 if (GetScrollBarVert() == NULLHANDLE ||
1505 !WinIsWindowShowing(GetScrollBarVert()))
1506 nAdjustWidth = 0L;
1507 else
1508 nAdjustWidth = nVSBWidth;
1509 ::WinQueryWindowPos(hWnd, &vSwpScroll);
1510 ::WinSetWindowPos( hWnd
1511 ,HWND_TOP
1512 ,vSwpScroll.x
1513 ,vSwpScroll.y + nAdjustHeight
1514 ,vSwpScroll.cx - nAdjustWidth
1515 ,vSwpScroll.cy - nAdjustHeight
1516 ,SWP_MOVE | SWP_SIZE
1517 );
1518 }
1519 ::WinQueryWindowPos(hWnd, &m_vWinSwp);
1520 }
1521 } // end of wxWindowOS2::DoMoveWindow
1522
1523 //
1524 // Set the size of the window: if the dimensions are positive, just use them,
1525 // but if any of them is equal to -1, it means that we must find the value for
1526 // it ourselves (unless sizeFlags contains wxSIZE_ALLOW_MINUS_ONE flag, in
1527 // which case -1 is a valid value for x and y)
1528 //
1529 // If sizeFlags contains wxSIZE_AUTO_WIDTH/HEIGHT flags (default), we calculate
1530 // the width/height to best suit our contents, otherwise we reuse the current
1531 // width/height
1532 //
1533 void wxWindowOS2::DoSetSize( int nX,
1534 int nY,
1535 int nWidth,
1536 int nHeight,
1537 int nSizeFlags )
1538 {
1539 //
1540 // Input & output parameters assume wxWidgets coordinate system
1541 //
1542
1543 //
1544 // Get the current size and position...
1545 //
1546 int nCurrentX;
1547 int nCurrentY;
1548 int nCurrentWidth;
1549 int nCurrentHeight;
1550 wxSize vSize = wxDefaultSize;
1551
1552 GetPosition(&nCurrentX, &nCurrentY);
1553 GetSize(&nCurrentWidth, &nCurrentHeight);
1554
1555 //
1556 // ... and don't do anything (avoiding flicker) if it's already ok
1557 //
1558 if (nX == nCurrentX && nY == nCurrentY &&
1559 nWidth == nCurrentWidth && nHeight == nCurrentHeight)
1560 {
1561 return;
1562 }
1563
1564 if (nX == wxDefaultCoord && !(nSizeFlags & wxSIZE_ALLOW_MINUS_ONE))
1565 nX = nCurrentX;
1566 if (nY == wxDefaultCoord && !(nSizeFlags & wxSIZE_ALLOW_MINUS_ONE))
1567 nY = nCurrentY;
1568
1569 AdjustForParentClientOrigin(nX, nY, nSizeFlags);
1570
1571 if (nWidth == wxDefaultCoord)
1572 {
1573 if (nSizeFlags & wxSIZE_AUTO_WIDTH)
1574 {
1575 vSize = DoGetBestSize();
1576 nWidth = vSize.x;
1577 }
1578 else
1579 {
1580 //
1581 // Just take the current one
1582 //
1583 nWidth = nCurrentWidth;
1584 }
1585 }
1586
1587 if (nHeight == wxDefaultCoord)
1588 {
1589 if (nSizeFlags & wxSIZE_AUTO_HEIGHT)
1590 {
1591 if (vSize.x == wxDefaultCoord)
1592 {
1593 vSize = DoGetBestSize();
1594 }
1595 nHeight = vSize.y;
1596 }
1597 else
1598 {
1599 // just take the current one
1600 nHeight = nCurrentHeight;
1601 }
1602 }
1603
1604 DoMoveWindow( nX, nY, nWidth, nHeight );
1605 } // end of wxWindowOS2::DoSetSize
1606
1607 void wxWindowOS2::DoSetClientSize( int nWidth,
1608 int nHeight )
1609 {
1610 //
1611 // nX & nY assume wxWidgets coordinate system
1612 //
1613 int nX;
1614 int nY;
1615
1616 GetPosition(&nX, &nY);
1617
1618 DoMoveWindow( nX, nY, nWidth, nHeight );
1619
1620 wxSize size( nWidth, nHeight );
1621 wxSizeEvent vEvent( size, m_windowId );
1622 vEvent.SetEventObject(this);
1623 GetEventHandler()->ProcessEvent(vEvent);
1624 } // end of wxWindowOS2::DoSetClientSize
1625
1626 // ---------------------------------------------------------------------------
1627 // text metrics
1628 // ---------------------------------------------------------------------------
1629
1630 int wxWindowOS2::GetCharHeight() const
1631 {
1632 HPS hPs;
1633 FONTMETRICS vFontMetrics;
1634
1635 hPs = ::WinGetPS(GetHwnd());
1636
1637 if(!GpiQueryFontMetrics(hPs, sizeof(FONTMETRICS), &vFontMetrics))
1638 {
1639 ::WinReleasePS(hPs);
1640 return (0);
1641 }
1642 ::WinReleasePS(hPs);
1643 return(vFontMetrics.lMaxAscender + vFontMetrics.lMaxDescender);
1644 } // end of wxWindowOS2::GetCharHeight
1645
1646 int wxWindowOS2::GetCharWidth() const
1647 {
1648 HPS hPs;
1649 FONTMETRICS vFontMetrics;
1650
1651 hPs = ::WinGetPS(GetHwnd());
1652
1653 if(!GpiQueryFontMetrics(hPs, sizeof(FONTMETRICS), &vFontMetrics))
1654 {
1655 ::WinReleasePS(hPs);
1656 return (0);
1657 }
1658 ::WinReleasePS(hPs);
1659 return(vFontMetrics.lAveCharWidth);
1660 } // end of wxWindowOS2::GetCharWidth
1661
1662 void wxWindowOS2::GetTextExtent( const wxString& rString,
1663 int* pX,
1664 int* pY,
1665 int* pDescent,
1666 int* pExternalLeading,
1667 const wxFont* WXUNUSED(pTheFont) ) const
1668 {
1669 POINTL avPoint[TXTBOX_COUNT];
1670 POINTL vPtMin;
1671 POINTL vPtMax;
1672 int i;
1673 int l;
1674 FONTMETRICS vFM; // metrics structure
1675 BOOL bRc = FALSE;
1676 HPS hPS;
1677
1678 hPS = ::WinGetPS(GetHwnd());
1679
1680 l = rString.length();
1681 if (l > 0L)
1682 {
1683 //
1684 // In world coordinates.
1685 //
1686 bRc = ::GpiQueryTextBox( hPS,
1687 l,
1688 (char*) rString.wx_str(),
1689 TXTBOX_COUNT,// return maximum information
1690 avPoint // array of coordinates points
1691 );
1692 if (bRc)
1693 {
1694 vPtMin.x = avPoint[0].x;
1695 vPtMax.x = avPoint[0].x;
1696 vPtMin.y = avPoint[0].y;
1697 vPtMax.y = avPoint[0].y;
1698 for (i = 1; i < 4; i++)
1699 {
1700 if(vPtMin.x > avPoint[i].x) vPtMin.x = avPoint[i].x;
1701 if(vPtMin.y > avPoint[i].y) vPtMin.y = avPoint[i].y;
1702 if(vPtMax.x < avPoint[i].x) vPtMax.x = avPoint[i].x;
1703 if(vPtMax.y < avPoint[i].y) vPtMax.y = avPoint[i].y;
1704 }
1705 bRc = ::GpiQueryFontMetrics( hPS
1706 ,sizeof(FONTMETRICS)
1707 ,&vFM
1708 );
1709 if (!bRc)
1710 {
1711 vPtMin.x = 0;
1712 vPtMin.y = 0;
1713 vPtMax.x = 0;
1714 vPtMax.y = 0;
1715 }
1716 }
1717 else
1718 {
1719 vPtMin.x = 0;
1720 vPtMin.y = 0;
1721 vPtMax.x = 0;
1722 vPtMax.y = 0;
1723 }
1724 }
1725 else
1726 {
1727 vPtMin.x = 0;
1728 vPtMin.y = 0;
1729 vPtMax.x = 0;
1730 vPtMax.y = 0;
1731 }
1732 if (pX)
1733 *pX = (vPtMax.x - vPtMin.x + 1);
1734 if (pY)
1735 *pY = (vPtMax.y - vPtMin.y + 1);
1736 if (pDescent)
1737 {
1738 if (bRc)
1739 *pDescent = vFM.lMaxDescender;
1740 else
1741 *pDescent = 0;
1742 }
1743 if (pExternalLeading)
1744 {
1745 if (bRc)
1746 *pExternalLeading = vFM.lExternalLeading;
1747 else
1748 *pExternalLeading = 0;
1749 }
1750 ::WinReleasePS(hPS);
1751 } // end of wxWindow::GetTextExtent
1752
1753 bool wxWindowOS2::IsMouseInWindow() const
1754 {
1755 //
1756 // Get the mouse position
1757 POINTL vPt;
1758
1759 ::WinQueryPointerPos(HWND_DESKTOP, &vPt);
1760
1761 //
1762 // Find the window which currently has the cursor and go up the window
1763 // chain until we find this window - or exhaust it
1764 //
1765 HWND hWnd = ::WinWindowFromPoint(HWND_DESKTOP, &vPt, TRUE);
1766
1767 while (hWnd && (hWnd != GetHwnd()))
1768 hWnd = ::WinQueryWindow(hWnd, QW_PARENT);
1769
1770 return hWnd != NULL;
1771 } // end of wxWindowOS2::IsMouseInWindow
1772
1773
1774 // ---------------------------------------------------------------------------
1775 // popup menu
1776 // ---------------------------------------------------------------------------
1777 //
1778 #if wxUSE_MENUS_NATIVE
1779 bool wxWindowOS2::DoPopupMenu( wxMenu* pMenu, int nX, int nY )
1780 {
1781 HWND hWndOwner = GetHwnd();
1782 HWND hWndParent = GetHwnd();
1783 HWND hMenu = GetHmenuOf(pMenu);
1784 bool bIsWaiting = true;
1785 int nHeight;
1786
1787 // Protect against recursion
1788 if (wxCurrentPopupMenu)
1789 return false;
1790
1791 pMenu->SetInvokingWindow(this);
1792 pMenu->UpdateUI();
1793
1794 if ( nX == -1 && nY == -1 )
1795 {
1796 wxPoint mouse = wxGetMousePosition();
1797 nX = mouse.x; nY = mouse.y;
1798 }
1799 else
1800 {
1801 DoClientToScreen( &nX
1802 ,&nY
1803 );
1804 DoGetSize(0,&nHeight);
1805 nY = nHeight - nY;
1806 }
1807 wxCurrentPopupMenu = pMenu;
1808
1809 ::WinPopupMenu( hWndParent
1810 ,hWndOwner
1811 ,hMenu
1812 ,nX
1813 ,nY
1814 ,0L
1815 ,PU_HCONSTRAIN | PU_VCONSTRAIN | PU_MOUSEBUTTON1 | PU_KEYBOARD
1816 );
1817
1818 while(bIsWaiting)
1819 {
1820 QMSG vMsg;
1821
1822 ::WinGetMsg(vHabmain,&vMsg, (HWND)0, 0, 0);
1823 if (vMsg.msg == WM_COMMAND)
1824 bIsWaiting = false;
1825 ::WinDispatchMsg(vHabmain, (PQMSG)&vMsg);
1826 }
1827
1828 wxCurrentPopupMenu = NULL;
1829 pMenu->SetInvokingWindow(NULL);
1830 return true;
1831 } // end of wxWindowOS2::DoPopupMenu
1832 #endif // wxUSE_MENUS_NATIVE
1833
1834 // ===========================================================================
1835 // pre/post message processing
1836 // ===========================================================================
1837
1838 MRESULT wxWindowOS2::OS2DefWindowProc( WXUINT uMsg,
1839 WXWPARAM wParam,
1840 WXLPARAM lParam )
1841 {
1842 if (m_fnOldWndProc)
1843 return (MRESULT)m_fnOldWndProc(GetHWND(), uMsg, (MPARAM)wParam, (MPARAM)lParam);
1844 else
1845 return ::WinDefWindowProc(GetHWND(), uMsg, (MPARAM)wParam, (MPARAM)lParam);
1846 } // end of wxWindowOS2::OS2DefWindowProc
1847
1848 bool wxWindowOS2::OS2ProcessMessage( WXMSG* pMsg )
1849 {
1850 // wxUniversal implements tab traversal itself
1851 #ifndef __WXUNIVERSAL__
1852 QMSG* pQMsg = (QMSG*)pMsg;
1853
1854 if (m_hWnd != 0 && (GetWindowStyleFlag() & wxTAB_TRAVERSAL))
1855 {
1856 //
1857 // Intercept dialog navigation keys
1858 //
1859 bool bProcess = true;
1860 USHORT uKeyFlags = SHORT1FROMMP(pQMsg->mp1);
1861
1862 if (uKeyFlags & KC_KEYUP)
1863 bProcess = false;
1864
1865 if (uKeyFlags & KC_ALT)
1866 bProcess = false;
1867
1868 if (!(uKeyFlags & KC_VIRTUALKEY))
1869 bProcess = false;
1870
1871 if (bProcess)
1872 {
1873 bool bCtrlDown = IsCtrlDown();
1874 bool bShiftDown = IsShiftDown();
1875
1876 //
1877 // WM_QUERYDLGCODE: ask the control if it wants the key for itself,
1878 // don't process it if it's the case (except for Ctrl-Tab/Enter
1879 // combinations which are always processed)
1880 //
1881 ULONG ulDlgCode = 0;
1882
1883 if (!bCtrlDown)
1884 {
1885 ulDlgCode = (ULONG)::WinSendMsg(pQMsg->hwnd, WM_QUERYDLGCODE, pQMsg, 0);
1886 }
1887
1888 bool bForward = true;
1889 bool bWindowChange = false;
1890
1891 switch (SHORT2FROMMP(pQMsg->mp2))
1892 {
1893 //
1894 // Going to make certain assumptions about specific types of controls
1895 // here, so we may have to alter some things later if they prove invalid
1896 //
1897 case VK_TAB:
1898 //
1899 // Shift tabl will always be a nav-key but tabs may be wanted
1900 //
1901 if (!bShiftDown)
1902 {
1903 bProcess = false;
1904 }
1905 else
1906 {
1907 //
1908 // Entry Fields want tabs for themselve usually
1909 //
1910 switch (ulDlgCode)
1911 {
1912 case DLGC_ENTRYFIELD:
1913 case DLGC_MLE:
1914 bProcess = true;
1915 break;
1916
1917 default:
1918 bProcess = false;
1919 }
1920
1921 //
1922 // Ctrl-Tab cycles thru notebook pages
1923 //
1924 bWindowChange = bCtrlDown;
1925 bForward = !bShiftDown;
1926 }
1927 break;
1928
1929 case VK_UP:
1930 case VK_LEFT:
1931 if (bCtrlDown)
1932 bProcess = false;
1933 else
1934 bForward = false;
1935 break;
1936
1937 case VK_DOWN:
1938 case VK_RIGHT:
1939 if (bCtrlDown)
1940 bProcess = false;
1941 break;
1942
1943 case VK_ENTER:
1944 {
1945 if (bCtrlDown)
1946 {
1947 //
1948 // ctrl-enter is not processed
1949 //
1950 return false;
1951 }
1952 else if (ulDlgCode & DLGC_BUTTON)
1953 {
1954 //
1955 // buttons want process Enter themselevs
1956 //
1957 bProcess = false;
1958 }
1959 else
1960 {
1961 wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
1962 wxButton* pBtn = NULL;
1963
1964 if (tlw)
1965 {
1966 pBtn = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
1967 }
1968
1969 if (pBtn && pBtn->IsEnabled())
1970 {
1971 //
1972 // If we do have a default button, do press it
1973 //
1974 pBtn->OS2Command(BN_CLICKED, 0 /* unused */);
1975 return true;
1976 }
1977 else if (!IsTopLevel())
1978 {
1979 //
1980 // if not a top level window, let parent
1981 // handle it
1982 //
1983 return false;
1984 }
1985 // else: but if it does not it makes sense to make
1986 // it work like a TAB - and that's what we do.
1987 // Note that Ctrl-Enter always works this way.
1988 }
1989 }
1990 break;
1991
1992 default:
1993 bProcess = false;
1994 }
1995
1996 if (bProcess)
1997 {
1998 wxNavigationKeyEvent vEvent;
1999
2000 vEvent.SetDirection(bForward);
2001 vEvent.SetWindowChange(bWindowChange);
2002 vEvent.SetEventObject(this);
2003
2004 if (GetEventHandler()->ProcessEvent(vEvent))
2005 {
2006 wxButton* pBtn = wxDynamicCast(FindFocus(), wxButton);
2007
2008 if (pBtn)
2009 {
2010 //
2011 // The button which has focus should be default
2012 //
2013 pBtn->SetDefault();
2014 }
2015 return true;
2016 }
2017 }
2018 }
2019 //
2020 // Let Dialogs process
2021 //
2022 if (::WinSendMsg(pQMsg->hwnd, WM_QUERYDLGCODE, pQMsg, 0));
2023 return true;
2024 }
2025 #else
2026 pMsg = pMsg; // just shut up the compiler
2027 #endif // __WXUNIVERSAL__
2028
2029 return false;
2030 } // end of wxWindowOS2::OS2ProcessMessage
2031
2032 bool wxWindowOS2::OS2TranslateMessage( WXMSG* pMsg )
2033 {
2034 #if wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
2035 return m_acceleratorTable.Translate(m_hWnd, pMsg);
2036 #else
2037 pMsg = pMsg;
2038 return false;
2039 #endif //wxUSE_ACCEL
2040 } // end of wxWindowOS2::OS2TranslateMessage
2041
2042 bool wxWindowOS2::OS2ShouldPreProcessMessage( WXMSG* WXUNUSED(pMsg) )
2043 {
2044 // preprocess all messages by default
2045 return true;
2046 } // end of wxWindowOS2::OS2ShouldPreProcessMessage
2047
2048 // ---------------------------------------------------------------------------
2049 // message params unpackers
2050 // ---------------------------------------------------------------------------
2051
2052 void wxWindowOS2::UnpackCommand(
2053 WXWPARAM wParam
2054 , WXLPARAM lParam
2055 , WORD* pId
2056 , WXHWND* phWnd
2057 , WORD* pCmd
2058 )
2059 {
2060 *pId = LOWORD(wParam);
2061 *phWnd = NULL; // or may be GetHWND() ?
2062 *pCmd = LOWORD(lParam);
2063 } // end of wxWindowOS2::UnpackCommand
2064
2065 void wxWindowOS2::UnpackActivate(
2066 WXWPARAM wParam
2067 , WXLPARAM lParam
2068 , WXWORD* pState
2069 , WXHWND* phWnd
2070 )
2071 {
2072 *pState = LOWORD(wParam);
2073 *phWnd = (WXHWND)lParam;
2074 } // end of wxWindowOS2::UnpackActivate
2075
2076 void wxWindowOS2::UnpackScroll(
2077 WXWPARAM wParam
2078 , WXLPARAM lParam
2079 , WXWORD* pCode
2080 , WXWORD* pPos
2081 , WXHWND* phWnd
2082 )
2083 {
2084 ULONG ulId;
2085 HWND hWnd;
2086
2087 ulId = (ULONG)LONGFROMMP(wParam);
2088 hWnd = ::WinWindowFromID(GetHwnd(), ulId);
2089 if (hWnd == m_hWndScrollBarHorz || hWnd == m_hWndScrollBarVert)
2090 *phWnd = NULLHANDLE;
2091 else
2092 *phWnd = hWnd;
2093
2094 *pPos = SHORT1FROMMP(lParam);
2095 *pCode = SHORT2FROMMP(lParam);
2096 } // end of wxWindowOS2::UnpackScroll
2097
2098 void wxWindowOS2::UnpackMenuSelect(
2099 WXWPARAM wParam
2100 , WXLPARAM lParam
2101 , WXWORD* pItem
2102 , WXWORD* pFlags
2103 , WXHMENU* phMenu
2104 )
2105 {
2106 *pItem = (WXWORD)LOWORD(wParam);
2107 *pFlags = HIWORD(wParam);
2108 *phMenu = (WXHMENU)lParam;
2109 } // end of wxWindowOS2::UnpackMenuSelect
2110
2111 // ---------------------------------------------------------------------------
2112 // Main wxWidgets window proc and the window proc for wxWindow
2113 // ---------------------------------------------------------------------------
2114
2115 //
2116 // Hook for new window just as it's being created, when the window isn't yet
2117 // associated with the handle
2118 //
2119 wxWindowOS2* wxWndHook = NULL;
2120
2121 //
2122 // Main window proc
2123 //
2124 MRESULT EXPENTRY wxWndProc(
2125 HWND hWnd
2126 , ULONG ulMsg
2127 , MPARAM wParam
2128 , MPARAM lParam
2129 )
2130 {
2131 wxWindowOS2* pWnd = wxFindWinFromHandle((WXHWND)hWnd);
2132
2133 //
2134 // When we get the first message for the HWND we just created, we associate
2135 // it with wxWindow stored in wxWndHook
2136 //
2137 if (!pWnd && wxWndHook)
2138 {
2139 wxAssociateWinWithHandle(hWnd, wxWndHook);
2140 pWnd = wxWndHook;
2141 wxWndHook = NULL;
2142 pWnd->SetHWND((WXHWND)hWnd);
2143 }
2144
2145 MRESULT rc = (MRESULT)0;
2146
2147
2148 //
2149 // Stop right here if we don't have a valid handle in our wxWindow object.
2150 //
2151 if (pWnd && !pWnd->GetHWND())
2152 {
2153 pWnd->SetHWND((WXHWND) hWnd);
2154 rc = pWnd->OS2DefWindowProc(ulMsg, wParam, lParam );
2155 pWnd->SetHWND(0);
2156 }
2157 else
2158 {
2159 if (pWnd)
2160 {
2161 rc = pWnd->OS2WindowProc(ulMsg, wParam, lParam);
2162 if ( (pWnd->GetScrollBarHorz() != NULLHANDLE ||
2163 pWnd->GetScrollBarVert() != NULLHANDLE) &&
2164 ulMsg == WM_PAINT)
2165 {
2166 if (pWnd->GetScrollBarHorz() != NULLHANDLE)
2167 ::WinInvalidateRect(pWnd->GetScrollBarHorz(), NULL, TRUE);
2168 if (pWnd->GetScrollBarVert() != NULLHANDLE)
2169 ::WinInvalidateRect(pWnd->GetScrollBarVert(), NULL, TRUE);
2170 }
2171 }
2172 else
2173 rc = ::WinDefWindowProc(hWnd, ulMsg, wParam, lParam);
2174 }
2175
2176 return rc;
2177 } // end of wxWndProc
2178
2179 //
2180 // We will add (or delete) messages we need to handle at this default
2181 // level as we go
2182 //
2183 MRESULT wxWindowOS2::OS2WindowProc( WXUINT uMsg,
2184 WXWPARAM wParam,
2185 WXLPARAM lParam )
2186 {
2187 //
2188 // Did we process the uMsg?
2189 //
2190 bool bProcessed = false;
2191 MRESULT mResult;
2192
2193 //
2194 // For most messages we should return 0 when we do process the message
2195 //
2196 mResult = (MRESULT)0;
2197
2198 switch (uMsg)
2199 {
2200 case WM_CREATE:
2201 {
2202 bool bMayCreate;
2203
2204 bProcessed = HandleCreate( (WXLPCREATESTRUCT)lParam
2205 ,&bMayCreate
2206 );
2207 if (bProcessed)
2208 {
2209 //
2210 // Return 0 to bAllow window creation
2211 //
2212 mResult = (MRESULT)(bMayCreate ? 0 : -1);
2213 }
2214 }
2215 break;
2216
2217 case WM_DESTROY:
2218 HandleDestroy();
2219 bProcessed = true;
2220 break;
2221
2222 case WM_MOVE:
2223 bProcessed = HandleMove( LOWORD(lParam)
2224 ,HIWORD(lParam)
2225 );
2226 break;
2227
2228 case WM_SIZE:
2229 bProcessed = HandleSize( LOWORD(lParam)
2230 ,HIWORD(lParam)
2231 ,(WXUINT)wParam
2232 );
2233 break;
2234
2235 case WM_WINDOWPOSCHANGED:
2236
2237 //
2238 // Dialogs under OS/2 do not get WM_SIZE events at all.
2239 // Instead they get this, which can function much like WM_SIZE
2240 // PSWP contains the new sizes and positioning, PSWP+1 the old
2241 // We use this because ADJUSTWINDOWPOS comes BEFORE the new
2242 // position is added and our auto layout does a WinQueryWindowRect
2243 // to get the CURRENT client size. That is the size used to position
2244 // child controls, so we need to already be sized
2245 // in order to get the child controls positoned properly.
2246 //
2247 if (IsKindOf(CLASSINFO(wxDialog)) || IsKindOf(CLASSINFO(wxFrame)))
2248 {
2249 PSWP pSwp = (PSWP)PVOIDFROMMP(wParam);
2250 PSWP pSwp2 = pSwp++;
2251
2252 if (!(pSwp->cx == pSwp2->cx &&
2253 pSwp->cy == pSwp2->cy))
2254 bProcessed = HandleSize( pSwp->cx
2255 ,pSwp->cy
2256 ,(WXUINT)lParam
2257 );
2258 if (IsKindOf(CLASSINFO(wxFrame)))
2259 {
2260 wxFrame* pFrame = wxDynamicCast(this, wxFrame);
2261
2262 if (pFrame)
2263 {
2264 if (pFrame->GetStatusBar())
2265 pFrame->PositionStatusBar();
2266 if (pFrame->GetToolBar())
2267 pFrame->PositionToolBar();
2268 }
2269 }
2270 }
2271 break;
2272
2273 case WM_ACTIVATE:
2274 {
2275 WXWORD wState;
2276 WXHWND hWnd;
2277
2278 UnpackActivate( wParam
2279 ,lParam
2280 ,&wState
2281 ,&hWnd
2282 );
2283
2284 bProcessed = HandleActivate( wState
2285 ,(WXHWND)hWnd
2286 );
2287 bProcessed = false;
2288 }
2289 break;
2290
2291 case WM_SETFOCUS:
2292 if (SHORT1FROMMP((MPARAM)lParam) == TRUE)
2293 bProcessed = HandleSetFocus((WXHWND)(HWND)wParam);
2294 else
2295 bProcessed = HandleKillFocus((WXHWND)(HWND)wParam);
2296 break;
2297
2298 case WM_PAINT:
2299 bProcessed = HandlePaint();
2300 break;
2301
2302 case WM_CLOSE:
2303 //
2304 // Don't let the DefWindowProc() destroy our window - we'll do it
2305 // ourselves in ~wxWindow
2306 //
2307 bProcessed = true;
2308 mResult = (MRESULT)TRUE;
2309 break;
2310
2311 case WM_SHOW:
2312 bProcessed = HandleShow(wParam != 0, (int)lParam);
2313 break;
2314
2315 //
2316 // Under OS2 PM Joysticks are treated just like mouse events
2317 // The "Motion" events will be prevelent in joysticks
2318 //
2319 case WM_MOUSEMOVE:
2320 case WM_BUTTON1DOWN:
2321 case WM_BUTTON1UP:
2322 case WM_BUTTON1DBLCLK:
2323 case WM_BUTTON1MOTIONEND:
2324 case WM_BUTTON1MOTIONSTART:
2325 case WM_BUTTON2DOWN:
2326 case WM_BUTTON2UP:
2327 case WM_BUTTON2DBLCLK:
2328 case WM_BUTTON2MOTIONEND:
2329 case WM_BUTTON2MOTIONSTART:
2330 case WM_BUTTON3DOWN:
2331 case WM_BUTTON3UP:
2332 case WM_BUTTON3DBLCLK:
2333 case WM_BUTTON3MOTIONEND:
2334 case WM_BUTTON3MOTIONSTART:
2335 {
2336 short nX = LOWORD(wParam);
2337 short nY = HIWORD(wParam);
2338
2339 //
2340 // Redirect the event to a static control if necessary
2341 //
2342 if (this == GetCapture())
2343 {
2344 bProcessed = HandleMouseEvent( uMsg
2345 ,nX
2346 ,nY
2347 ,(WXUINT)SHORT2FROMMP(lParam)
2348 );
2349 }
2350 else
2351 {
2352 wxWindow* pWin = FindWindowForMouseEvent( this
2353 ,&nX
2354 ,&nY
2355 );
2356 if (!pWin->IsOfStandardClass())
2357 {
2358 if (uMsg == WM_BUTTON1DOWN && pWin->CanAcceptFocus() )
2359 pWin->SetFocus();
2360 }
2361 bProcessed = pWin->HandleMouseEvent( uMsg
2362 ,nX
2363 ,nY
2364 ,(WXUINT)SHORT2FROMMP(lParam)
2365 );
2366 }
2367 }
2368 break;
2369
2370 case WM_SYSCOMMAND:
2371 bProcessed = HandleSysCommand(wParam, lParam);
2372 break;
2373
2374 case WM_COMMAND:
2375 {
2376 WORD id, cmd;
2377 WXHWND hwnd;
2378 UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
2379
2380 bProcessed = HandleCommand(id, cmd, hwnd);
2381 }
2382 break;
2383
2384 //
2385 // For these messages we must return TRUE if process the message
2386 //
2387 case WM_DRAWITEM:
2388 case WM_MEASUREITEM:
2389 {
2390 int nIdCtrl = (UINT)wParam;
2391
2392 if ( uMsg == WM_DRAWITEM )
2393 {
2394 bProcessed = OS2OnDrawItem(nIdCtrl,
2395 (WXDRAWITEMSTRUCT *)lParam);
2396 }
2397 else
2398 {
2399 return MRFROMLONG(OS2OnMeasureItem( nIdCtrl
2400 ,(WXMEASUREITEMSTRUCT *)lParam
2401 ));
2402 }
2403
2404 if ( bProcessed )
2405 mResult = (MRESULT)TRUE;
2406 }
2407 break;
2408
2409 case WM_QUERYDLGCODE:
2410 if (!IsOfStandardClass())
2411 {
2412 if ( m_lDlgCode )
2413 {
2414 mResult = (MRESULT)m_lDlgCode;
2415 bProcessed = true;
2416 }
2417 }
2418 //
2419 //else: get the dlg code from the DefWindowProc()
2420 //
2421 break;
2422
2423 //
2424 // In OS/2 PM all keyboard events are of the WM_CHAR type. Virtual key and key-up
2425 // and key-down events are obtained from the WM_CHAR params.
2426 //
2427 case WM_CHAR:
2428 {
2429 USHORT uKeyFlags = SHORT1FROMMP((MPARAM)wParam);
2430
2431 if (uKeyFlags & KC_KEYUP)
2432 {
2433 //TODO: check if the cast to WXWORD isn't causing trouble
2434 bProcessed = HandleKeyUp(wParam, lParam);
2435 break;
2436 }
2437 else // keydown event
2438 {
2439 m_bLastKeydownProcessed = false;
2440 //
2441 // If this has been processed by an event handler,
2442 // return 0 now (we've handled it). DON't RETURN
2443 // we still need to process further
2444 //
2445 m_bLastKeydownProcessed = HandleKeyDown(wParam, lParam);
2446 if (uKeyFlags & KC_VIRTUALKEY)
2447 {
2448 USHORT uVk = SHORT2FROMMP((MPARAM)lParam);
2449
2450 //
2451 // We consider these message "not interesting" to OnChar
2452 //
2453 switch(uVk)
2454 {
2455 case VK_SHIFT:
2456 case VK_CTRL:
2457 case VK_MENU:
2458 case VK_CAPSLOCK:
2459 case VK_NUMLOCK:
2460 case VK_SCRLLOCK:
2461 bProcessed = true;
2462 break;
2463
2464 // Avoid duplicate messages to OnChar for these ASCII keys: they
2465 // will be translated by TranslateMessage() and received in WM_CHAR
2466 case VK_ESC:
2467 case VK_ENTER:
2468 case VK_BACKSPACE:
2469 case VK_TAB:
2470 // But set processed to false, not true to still pass them to
2471 // the control's default window proc - otherwise built-in
2472 // keyboard handling won't work
2473 bProcessed = false;
2474 break;
2475
2476 default:
2477 bProcessed = HandleChar(wParam, lParam);
2478 }
2479 break;
2480 }
2481 else // WM_CHAR -- Always an ASCII character
2482 {
2483 if (m_bLastKeydownProcessed)
2484 {
2485 //
2486 // The key was handled in the EVT_KEY_DOWN and handling
2487 // a key in an EVT_KEY_DOWN handler is meant, by
2488 // design, to prevent EVT_CHARs from happening
2489 //
2490 m_bLastKeydownProcessed = false;
2491 bProcessed = true;
2492 }
2493 else // do generate a CHAR event
2494 {
2495 bProcessed = HandleChar(wParam, lParam, true);
2496 break;
2497 }
2498 }
2499 }
2500 }
2501
2502 case WM_HSCROLL:
2503 case WM_VSCROLL:
2504 {
2505 WXWORD wCode;
2506 WXWORD wPos;
2507 WXHWND hWnd;
2508 UnpackScroll( wParam
2509 ,lParam
2510 ,&wCode
2511 ,&wPos
2512 ,&hWnd
2513 );
2514
2515 bProcessed = OS2OnScroll( uMsg == WM_HSCROLL ? wxHORIZONTAL
2516 : wxVERTICAL
2517 ,wCode
2518 ,wPos
2519 ,hWnd
2520 );
2521 }
2522 break;
2523
2524 case WM_CONTROL:
2525 switch(SHORT2FROMMP(wParam))
2526 {
2527 case BN_PAINT:
2528 {
2529 HWND hWnd = ::WinWindowFromID((HWND)GetHwnd(), SHORT1FROMMP(wParam));
2530 wxWindowOS2* pWin = wxFindWinFromHandle(hWnd);
2531
2532 if (!pWin)
2533 {
2534 bProcessed = false;
2535 break;
2536 }
2537 if (pWin->IsKindOf(CLASSINFO(wxBitmapButton)))
2538 {
2539 wxBitmapButton* pBitmapButton = wxDynamicCast(pWin, wxBitmapButton);
2540
2541 pBitmapButton->OS2OnDraw((WXDRAWITEMSTRUCT *)lParam);
2542 }
2543 return 0;
2544 }
2545 // break;
2546
2547 case BKN_PAGESELECTEDPENDING:
2548 {
2549 PPAGESELECTNOTIFY pPage = (PPAGESELECTNOTIFY)lParam;
2550
2551 if ((pPage->ulPageIdNew != pPage->ulPageIdCur) &&
2552 (pPage->ulPageIdNew > 0L && pPage->ulPageIdCur > 0L))
2553 {
2554 wxWindowOS2* pWin = wxFindWinFromHandle(pPage->hwndBook);
2555 wxNotebookEvent vEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
2556 ,(int)SHORT1FROMMP(wParam)
2557 ,(int)pPage->ulPageIdNew
2558 ,(int)pPage->ulPageIdCur
2559 );
2560 if (!pWin)
2561 {
2562 bProcessed = false;
2563 break;
2564 }
2565 if (pWin->IsKindOf(CLASSINFO(wxNotebook)))
2566 {
2567 wxNotebook* pNotebook = wxDynamicCast(pWin, wxNotebook);
2568
2569 vEvent.SetEventObject(pWin);
2570 pNotebook->OnSelChange(vEvent);
2571 bProcessed = true;
2572 }
2573 else
2574 bProcessed = false;
2575 }
2576 else
2577 bProcessed = false;
2578 }
2579 break;
2580
2581 case CBN_LBSELECT:
2582 case BN_CLICKED: // Dups as LN_SELECT and CBN_LBSELECT
2583 {
2584 HWND hWnd = ::WinWindowFromID((HWND)GetHwnd(), SHORT1FROMMP(wParam));
2585 wxWindowOS2* pWin = wxFindWinFromHandle(hWnd);
2586
2587 if (!pWin)
2588 {
2589 bProcessed = false;
2590 break;
2591 }
2592 //
2593 // Simulate a WM_COMMAND here, as wxWidgets expects all control
2594 // button clicks to generate WM_COMMAND msgs, not WM_CONTROL
2595 //
2596 if (pWin->IsKindOf(CLASSINFO(wxRadioBox)))
2597 {
2598 wxRadioBox* pRadioBox = wxDynamicCast(pWin, wxRadioBox);
2599
2600 pRadioBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2601 ,(WXWORD)SHORT1FROMMP(wParam)
2602 );
2603 }
2604 if (pWin->IsKindOf(CLASSINFO(wxRadioButton)))
2605 {
2606 wxRadioButton* pRadioButton = wxDynamicCast(pWin, wxRadioButton);
2607
2608 pRadioButton->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2609 ,(WXWORD)SHORT1FROMMP(wParam)
2610 );
2611 }
2612 if (pWin->IsKindOf(CLASSINFO(wxCheckBox)))
2613 {
2614 wxCheckBox* pCheckBox = wxDynamicCast(pWin, wxCheckBox);
2615
2616 pCheckBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2617 ,(WXWORD)SHORT1FROMMP(wParam)
2618 );
2619 }
2620 if (pWin->IsKindOf(CLASSINFO(wxListBox)))
2621 {
2622 wxListBox* pListBox = wxDynamicCast(pWin, wxListBox);
2623
2624 pListBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2625 ,(WXWORD)SHORT1FROMMP(wParam)
2626 );
2627 if (pListBox->GetWindowStyle() & wxLB_OWNERDRAW)
2628 Refresh();
2629 }
2630 if (pWin->IsKindOf(CLASSINFO(wxComboBox)))
2631 {
2632 wxComboBox* pComboBox = wxDynamicCast(pWin, wxComboBox);
2633
2634 pComboBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2635 ,(WXWORD)SHORT1FROMMP(wParam)
2636 );
2637 }
2638 if (pWin->IsKindOf(CLASSINFO(wxChoice)))
2639 {
2640 wxChoice* pChoice = wxDynamicCast(pWin, wxChoice);
2641
2642 pChoice->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2643 ,(WXWORD)SHORT1FROMMP(wParam)
2644 );
2645 }
2646 return 0;
2647 }
2648 // break;
2649
2650 case LN_ENTER:
2651 {
2652 HWND hWnd = HWNDFROMMP(lParam);
2653 wxWindowOS2* pWin = wxFindWinFromHandle(hWnd);
2654
2655 if (!pWin)
2656 {
2657 bProcessed = false;
2658 break;
2659 }
2660 //
2661 // Simulate a WM_COMMAND here, as wxWidgets expects all control
2662 // button clicks to generate WM_COMMAND msgs, not WM_CONTROL
2663 //
2664 if (pWin->IsKindOf(CLASSINFO(wxListBox)))
2665 {
2666 wxListBox* pListBox = wxDynamicCast(pWin, wxListBox);
2667
2668 pListBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2669 ,(WXWORD)SHORT1FROMMP(wParam)
2670 );
2671 if (pListBox->GetWindowStyle() & wxLB_OWNERDRAW)
2672 Refresh();
2673
2674 }
2675 if (pWin->IsKindOf(CLASSINFO(wxComboBox)))
2676 {
2677 wxComboBox* pComboBox = wxDynamicCast(pWin, wxComboBox);
2678
2679 pComboBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
2680 ,(WXWORD)SHORT1FROMMP(wParam)
2681 );
2682 }
2683 return 0;
2684 }
2685 // break;
2686
2687 case SPBN_UPARROW:
2688 case SPBN_DOWNARROW:
2689 case SPBN_CHANGE:
2690 {
2691 char zVal[10];
2692 long lVal;
2693
2694 ::WinSendMsg( HWNDFROMMP(lParam)
2695 ,SPBM_QUERYVALUE
2696 ,&zVal[0]
2697 ,MPFROM2SHORT( (USHORT)10
2698 ,(USHORT)SPBQ_UPDATEIFVALID
2699 )
2700 );
2701 lVal = atol(zVal);
2702 bProcessed = OS2OnScroll( wxVERTICAL
2703 ,(WXWORD)SHORT2FROMMP(wParam)
2704 ,(WXWORD)lVal
2705 ,HWNDFROMMP(lParam)
2706 );
2707 }
2708 break;
2709
2710 case SLN_SLIDERTRACK:
2711 {
2712 HWND hWnd = ::WinWindowFromID(GetHWND(), SHORT1FROMMP(wParam));
2713 wxWindowOS2* pChild = wxFindWinFromHandle(hWnd);
2714
2715 if (!pChild)
2716 {
2717 bProcessed = false;
2718 break;
2719 }
2720 if (pChild->IsKindOf(CLASSINFO(wxSlider)))
2721 bProcessed = OS2OnScroll( wxVERTICAL
2722 ,(WXWORD)SHORT2FROMMP(wParam)
2723 ,(WXWORD)LONGFROMMP(lParam)
2724 ,hWnd
2725 );
2726 }
2727 break;
2728 }
2729 break;
2730
2731 #if defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
2732 case WM_CTLCOLORCHANGE:
2733 {
2734 bProcessed = HandleCtlColor(&hBrush);
2735 }
2736 break;
2737 #endif
2738 case WM_ERASEBACKGROUND:
2739 //
2740 // Returning TRUE to requestw PM to paint the window background
2741 // in SYSCLR_WINDOW. We don't really want that
2742 //
2743 bProcessed = HandleEraseBkgnd((WXHDC)(HPS)wParam);
2744 mResult = (MRESULT)(FALSE);
2745 break;
2746
2747 // the return value for this message is ignored
2748 case WM_SYSCOLORCHANGE:
2749 bProcessed = HandleSysColorChange();
2750 break;
2751
2752 case WM_REALIZEPALETTE:
2753 bProcessed = HandlePaletteChanged();
2754 break;
2755
2756 // move all drag and drops to wxDrg
2757 case WM_ENDDRAG:
2758 bProcessed = HandleEndDrag(wParam);
2759 break;
2760
2761 case WM_INITDLG:
2762 bProcessed = HandleInitDialog((WXHWND)(HWND)wParam);
2763
2764 if ( bProcessed )
2765 {
2766 // we never set focus from here
2767 mResult = (MRESULT)FALSE;
2768 }
2769 break;
2770
2771 // wxFrame specific message
2772 case WM_MINMAXFRAME:
2773 bProcessed = HandleGetMinMaxInfo((PSWP)wParam);
2774 break;
2775
2776 case WM_SYSVALUECHANGED:
2777 // TODO: do something
2778 mResult = (MRESULT)TRUE;
2779 break;
2780
2781 //
2782 // Comparable to WM_SETPOINTER for windows, only for just controls
2783 //
2784 case WM_CONTROLPOINTER:
2785 bProcessed = HandleSetCursor( SHORT1FROMMP(wParam) // Control ID
2786 ,(HWND)lParam // Cursor Handle
2787 );
2788 if (bProcessed )
2789 {
2790 //
2791 // Returning TRUE stops the DefWindowProc() from further
2792 // processing this message - exactly what we need because we've
2793 // just set the cursor.
2794 //
2795 mResult = (MRESULT)TRUE;
2796 }
2797 break;
2798
2799 #if wxUSE_MENUS_NATIVE
2800 case WM_MENUEND:
2801 if (wxCurrentPopupMenu)
2802 {
2803 if (GetHmenuOf(wxCurrentPopupMenu) == (HWND)lParam)
2804 {
2805 // Break out of msg loop in DoPopupMenu
2806 ::WinPostMsg((HWND)lParam,WM_COMMAND,wParam,0);
2807 }
2808 }
2809 break;
2810 #endif // wxUSE_MENUS_NATIVE
2811
2812 }
2813 if (!bProcessed)
2814 {
2815 #ifdef __WXDEBUG__
2816 wxLogTrace(wxTraceMessages, wxT("Forwarding %s to DefWindowProc."),
2817 wxGetMessageName(uMsg));
2818 #endif // __WXDEBUG__
2819 if (IsKindOf(CLASSINFO(wxFrame)))
2820 mResult = ::WinDefWindowProc(m_hWnd, uMsg, wParam, lParam);
2821 else if (IsKindOf(CLASSINFO(wxDialog)))
2822 mResult = ::WinDefDlgProc( m_hWnd, uMsg, wParam, lParam);
2823 else
2824 mResult = OS2DefWindowProc(uMsg, wParam, lParam);
2825 }
2826 return mResult;
2827 } // end of wxWindowOS2::OS2WindowProc
2828
2829 // ----------------------------------------------------------------------------
2830 // wxWindow <-> HWND map
2831 // ----------------------------------------------------------------------------
2832
2833 wxWinHashTable *wxWinHandleHash = NULL;
2834
2835 wxWindow* wxFindWinFromHandle(
2836 WXHWND hWnd
2837 )
2838 {
2839 return (wxWindow *)wxWinHandleHash->Get((long)hWnd);
2840 } // end of wxFindWinFromHandle
2841
2842 void wxAssociateWinWithHandle(
2843 HWND hWnd
2844 , wxWindowOS2* pWin
2845 )
2846 {
2847 //
2848 // Adding NULL hWnd is (first) surely a result of an error and
2849 // (secondly) breaks menu command processing
2850 //
2851 wxCHECK_RET( hWnd != (HWND)NULL,
2852 wxT("attempt to add a NULL hWnd to window list ignored") );
2853
2854 wxWindow* pOldWin = wxFindWinFromHandle((WXHWND) hWnd);
2855
2856 if (pOldWin && (pOldWin != pWin))
2857 {
2858 wxString Newstr(pWin->GetClassInfo()->GetClassName());
2859 wxString Oldstr(pOldWin->GetClassInfo()->GetClassName());
2860 wxLogError( _T("Bug! New window of class %s has same HWND %X as old window of class %s"),
2861 Newstr.c_str(),
2862 (int)hWnd,
2863 Oldstr.c_str()
2864 );
2865 }
2866 else if (!pOldWin)
2867 {
2868 wxWinHandleHash->Put( (long)hWnd
2869 ,(wxWindow *)pWin
2870 );
2871 }
2872 } // end of wxAssociateWinWithHandle
2873
2874 void wxRemoveHandleAssociation( wxWindowOS2* pWin )
2875 {
2876 wxWinHandleHash->Delete((long)pWin->GetHWND());
2877 } // end of wxRemoveHandleAssociation
2878
2879 //
2880 // Default destroyer - override if you destroy it in some other way
2881 // (e.g. with MDI child windows)
2882 //
2883 void wxWindowOS2::OS2DestroyWindow()
2884 {
2885 }
2886
2887 bool wxWindowOS2::OS2GetCreateWindowCoords( const wxPoint& rPos,
2888 const wxSize& rSize,
2889 int& rnX,
2890 int& rnY,
2891 int& rnWidth,
2892 int& rnHeight ) const
2893 {
2894 bool bNonDefault = false;
2895 static const int DEFAULT_Y = 200;
2896 static const int DEFAULT_H = 250;
2897
2898 if (rPos.x == wxDefaultCoord)
2899 {
2900 rnX = rnY = CW_USEDEFAULT;
2901 }
2902 else
2903 {
2904 rnX = rPos.x;
2905 rnY = rPos.y == wxDefaultCoord ? DEFAULT_Y : rPos.y;
2906 bNonDefault = true;
2907 }
2908 if (rSize.x == wxDefaultCoord)
2909 {
2910 rnWidth = rnHeight = CW_USEDEFAULT;
2911 }
2912 else
2913 {
2914 rnWidth = rSize.x;
2915 rnHeight = rSize.y == wxDefaultCoord ? DEFAULT_H : rSize.y;
2916 bNonDefault = true;
2917 }
2918 return bNonDefault;
2919 } // end of wxWindowOS2::OS2GetCreateWindowCoords
2920
2921 WXHWND wxWindowOS2::OS2GetParent() const
2922 {
2923 return m_parent ? m_parent->GetHWND() : NULL;
2924 }
2925
2926 bool wxWindowOS2::OS2Create( PSZ zClass,
2927 const wxChar* zTitle,
2928 WXDWORD dwStyle,
2929 const wxPoint& rPos,
2930 const wxSize& rSize,
2931 void* pCtlData,
2932 WXDWORD WXUNUSED(dwExStyle),
2933 bool bIsChild )
2934 {
2935 ERRORID vError;
2936 wxString sError;
2937 int nX = 0L;
2938 int nY = 0L;
2939 int nWidth = 0L;
2940 int nHeight = 0L;
2941 long lControlId = 0L;
2942 wxWindowCreationHook vHook(this);
2943 wxString sClassName((wxChar*)zClass);
2944
2945 OS2GetCreateWindowCoords( rPos
2946 ,rSize
2947 ,nX
2948 ,nY
2949 ,nWidth
2950 ,nHeight
2951 );
2952
2953 if (bIsChild)
2954 {
2955 lControlId = GetId();
2956 if (GetWindowStyleFlag() & wxCLIP_SIBLINGS)
2957 {
2958 dwStyle |= WS_CLIPSIBLINGS;
2959 }
2960 }
2961 //
2962 // For each class "Foo" we have we also have "FooNR" ("no repaint") class
2963 // which is the same but without CS_[HV]REDRAW class styles so using it
2964 // ensures that the window is not fully repainted on each resize
2965 //
2966 if (!HasFlag(wxFULL_REPAINT_ON_RESIZE))
2967 {
2968 sClassName += wxT("NR");
2969 }
2970 m_hWnd = (WXHWND)::WinCreateWindow( (HWND)OS2GetParent()
2971 ,sClassName.c_str()
2972 ,(zTitle ? zTitle : wxEmptyString)
2973 ,(ULONG)dwStyle
2974 ,(LONG)0L
2975 ,(LONG)0L
2976 ,(LONG)0L
2977 ,(LONG)0L
2978 ,NULLHANDLE
2979 ,HWND_TOP
2980 ,(ULONG)lControlId
2981 ,pCtlData
2982 ,NULL
2983 );
2984 if (!m_hWnd)
2985 {
2986 vError = ::WinGetLastError(wxGetInstance());
2987 sError = wxPMErrorToStr(vError);
2988 return false;
2989 }
2990 SubclassWin(m_hWnd);
2991 SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
2992
2993 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
2994
2995 LONG lColor = (LONG)m_backgroundColour.GetPixel();
2996
2997 if (!::WinSetPresParam( m_hWnd
2998 ,PP_BACKGROUNDCOLOR
2999 ,sizeof(LONG)
3000 ,(PVOID)&lColor
3001 ))
3002 {
3003 vError = ::WinGetLastError(vHabmain);
3004 sError = wxPMErrorToStr(vError);
3005 wxLogError(_T("Error creating frame. Error: %s\n"), sError.c_str());
3006 return false;
3007 }
3008 SetSize( nX
3009 ,nY
3010 ,nWidth
3011 ,nHeight
3012 );
3013 return true;
3014 } // end of wxWindowOS2::OS2Create
3015
3016 // ===========================================================================
3017 // OS2 PM message handlers
3018 // ===========================================================================
3019
3020 // ---------------------------------------------------------------------------
3021 // window creation/destruction
3022 // ---------------------------------------------------------------------------
3023
3024 bool wxWindowOS2::HandleCreate( WXLPCREATESTRUCT WXUNUSED(vCs),
3025 bool* pbMayCreate )
3026 {
3027 wxWindowCreateEvent vEvent((wxWindow*)this);
3028
3029 (void)GetEventHandler()->ProcessEvent(vEvent);
3030 *pbMayCreate = true;
3031 return true;
3032 } // end of wxWindowOS2::HandleCreate
3033
3034 bool wxWindowOS2::HandleDestroy()
3035 {
3036 wxWindowDestroyEvent vEvent((wxWindow*)this);
3037 vEvent.SetId(GetId());
3038 (void)GetEventHandler()->ProcessEvent(vEvent);
3039
3040 //
3041 // Delete our drop target if we've got one
3042 //
3043 #if wxUSE_DRAG_AND_DROP
3044 if (m_dropTarget != NULL)
3045 {
3046 delete m_dropTarget;
3047 m_dropTarget = NULL;
3048 }
3049 #endif // wxUSE_DRAG_AND_DROP
3050
3051 //
3052 // WM_DESTROY handled
3053 //
3054 return true;
3055 } // end of wxWindowOS2::HandleDestroy
3056
3057 // ---------------------------------------------------------------------------
3058 // activation/focus
3059 // ---------------------------------------------------------------------------
3060 void wxWindowOS2::OnSetFocus(
3061 wxFocusEvent& rEvent
3062 )
3063 {
3064 rEvent.Skip();
3065 } // end of wxWindowOS2::OnSetFocus
3066
3067 bool wxWindowOS2::HandleActivate(
3068 int nState
3069 , WXHWND WXUNUSED(hActivate)
3070 )
3071 {
3072 wxActivateEvent vEvent( wxEVT_ACTIVATE
3073 ,(bool)nState
3074 ,m_windowId
3075 );
3076 vEvent.SetEventObject(this);
3077 return GetEventHandler()->ProcessEvent(vEvent);
3078 } // end of wxWindowOS2::HandleActivate
3079
3080 bool wxWindowOS2::HandleSetFocus( WXHWND WXUNUSED(hWnd) )
3081 {
3082 //
3083 // Notify the parent keeping track of focus for the kbd navigation
3084 // purposes that we got it
3085 //
3086 wxChildFocusEvent vEventFocus((wxWindow *)this);
3087 (void)GetEventHandler()->ProcessEvent(vEventFocus);
3088
3089 #if wxUSE_CARET
3090 //
3091 // Deal with caret
3092 //
3093 if (m_caret)
3094 {
3095 m_caret->OnSetFocus();
3096 }
3097 #endif // wxUSE_CARET
3098
3099 #if wxUSE_TEXTCTRL
3100 // If it's a wxTextCtrl don't send the event as it will be done
3101 // after the control gets to process it from EN_FOCUS handler
3102 if ( wxDynamicCastThis(wxTextCtrl) )
3103 {
3104 return false;
3105 }
3106 #endif // wxUSE_TEXTCTRL
3107
3108 wxFocusEvent vEvent(wxEVT_SET_FOCUS, m_windowId);
3109
3110 vEvent.SetEventObject(this);
3111 return GetEventHandler()->ProcessEvent(vEvent);
3112 } // end of wxWindowOS2::HandleSetFocus
3113
3114 bool wxWindowOS2::HandleKillFocus( WXHWND hWnd )
3115 {
3116 #if wxUSE_CARET
3117 //
3118 // Deal with caret
3119 //
3120 if (m_caret)
3121 {
3122 m_caret->OnKillFocus();
3123 }
3124 #endif // wxUSE_CARET
3125
3126 #if wxUSE_TEXTCTRL
3127 //
3128 // If it's a wxTextCtrl don't send the event as it will be done
3129 // after the control gets to process it.
3130 //
3131 wxTextCtrl* pCtrl = wxDynamicCastThis(wxTextCtrl);
3132
3133 if (pCtrl)
3134 {
3135 return false;
3136 }
3137 #endif
3138
3139 //
3140 // Don't send the event when in the process of being deleted. This can
3141 // only cause problems if the event handler tries to access the object.
3142 //
3143 if ( m_isBeingDeleted )
3144 {
3145 return false;
3146 }
3147
3148 wxFocusEvent vEvent( wxEVT_KILL_FOCUS
3149 ,m_windowId
3150 );
3151
3152 vEvent.SetEventObject(this);
3153
3154 //
3155 // wxFindWinFromHandle() may return NULL, it is ok
3156 //
3157 vEvent.SetWindow(wxFindWinFromHandle(hWnd));
3158 return GetEventHandler()->ProcessEvent(vEvent);
3159 } // end of wxWindowOS2::HandleKillFocus
3160
3161 // ---------------------------------------------------------------------------
3162 // miscellaneous
3163 // ---------------------------------------------------------------------------
3164
3165 bool wxWindowOS2::HandleShow(
3166 bool bShow
3167 , int WXUNUSED(nStatus)
3168 )
3169 {
3170 wxShowEvent vEvent(GetId(), bShow);
3171
3172 vEvent.SetEventObject(this);
3173 return GetEventHandler()->ProcessEvent(vEvent);
3174 } // end of wxWindowOS2::HandleShow
3175
3176 bool wxWindowOS2::HandleInitDialog( WXHWND WXUNUSED(hWndFocus) )
3177 {
3178 wxInitDialogEvent vEvent(GetId());
3179
3180 vEvent.SetEventObject(this);
3181 return GetEventHandler()->ProcessEvent(vEvent);
3182 } // end of wxWindowOS2::HandleInitDialog
3183
3184 bool wxWindowOS2::HandleEndDrag(WXWPARAM WXUNUSED(wParam))
3185 {
3186 // TODO: We'll handle drag and drop later
3187 return false;
3188 }
3189
3190 bool wxWindowOS2::HandleSetCursor( USHORT WXUNUSED(vId),
3191 WXHWND hPointer )
3192 {
3193 //
3194 // Under OS/2 PM this allows the pointer to be changed
3195 // as it passes over a control
3196 //
3197 ::WinSetPointer(HWND_DESKTOP, (HPOINTER)hPointer);
3198 return true;
3199 } // end of wxWindowOS2::HandleSetCursor
3200
3201 // ---------------------------------------------------------------------------
3202 // owner drawn stuff
3203 // ---------------------------------------------------------------------------
3204 bool wxWindowOS2::OS2OnDrawItem( int vId,
3205 WXDRAWITEMSTRUCT* pItemStruct )
3206 {
3207 #if wxUSE_OWNER_DRAWN
3208 wxDC vDc;
3209
3210 #if wxUSE_MENUS_NATIVE
3211 //
3212 // Is it a menu item?
3213 //
3214 if (vId == 0)
3215 {
3216 ERRORID vError;
3217 wxString sError;
3218 POWNERITEM pMeasureStruct = (POWNERITEM)pItemStruct;
3219 wxFrame* pFrame = (wxFrame*)this;
3220 wxMenuItem* pMenuItem = pFrame->GetMenuBar()->FindItem(pMeasureStruct->idItem, pMeasureStruct->hItem);
3221 HDC hDC = ::GpiQueryDevice(pMeasureStruct->hps);
3222 wxRect vRect( pMeasureStruct->rclItem.xLeft
3223 ,pMeasureStruct->rclItem.yBottom
3224 ,pMeasureStruct->rclItem.xRight - pMeasureStruct->rclItem.xLeft
3225 ,pMeasureStruct->rclItem.yTop - pMeasureStruct->rclItem.yBottom
3226 );
3227 vDc.SetHDC( hDC, false );
3228 vDc.SetHPS( pMeasureStruct->hps );
3229 //
3230 // Load the wxWidgets Pallete and set to RGB mode
3231 //
3232 if (!::GpiCreateLogColorTable( pMeasureStruct->hps
3233 ,0L
3234 ,LCOLF_CONSECRGB
3235 ,0L
3236 ,(LONG)wxTheColourDatabase->m_nSize
3237 ,(PLONG)wxTheColourDatabase->m_palTable
3238 ))
3239 {
3240 vError = ::WinGetLastError(vHabmain);
3241 sError = wxPMErrorToStr(vError);
3242 wxLogError(_T("Unable to set current color table (1). Error: %s\n"), sError.c_str());
3243 }
3244 //
3245 // Set the color table to RGB mode
3246 //
3247 if (!::GpiCreateLogColorTable( pMeasureStruct->hps
3248 ,0L
3249 ,LCOLF_RGB
3250 ,0L
3251 ,0L
3252 ,NULL
3253 ))
3254 {
3255 vError = ::WinGetLastError(vHabmain);
3256 sError = wxPMErrorToStr(vError);
3257 wxLogError(_T("Unable to set current color table (2). Error: %s\n"), sError.c_str());
3258 }
3259
3260 wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3261
3262 int eAction = 0;
3263 int eStatus = 0;
3264
3265 if (pMeasureStruct->fsAttribute == pMeasureStruct->fsAttributeOld)
3266 {
3267 //
3268 // Entire Item needs to be redrawn (either it has reappeared from
3269 // behind another window or is being displayed for the first time
3270 //
3271 eAction = wxOwnerDrawn::wxODDrawAll;
3272
3273 if (pMeasureStruct->fsAttribute & MIA_HILITED)
3274 {
3275 //
3276 // If it is currently selected we let the system handle it
3277 //
3278 eStatus |= wxOwnerDrawn::wxODSelected;
3279 }
3280 if (pMeasureStruct->fsAttribute & MIA_CHECKED)
3281 {
3282 //
3283 // If it is currently checked we draw our own
3284 //
3285 eStatus |= wxOwnerDrawn::wxODChecked;
3286 pMeasureStruct->fsAttributeOld = pMeasureStruct->fsAttribute &= ~MIA_CHECKED;
3287 }
3288 if (pMeasureStruct->fsAttribute & MIA_DISABLED)
3289 {
3290 //
3291 // If it is currently disabled we let the system handle it
3292 //
3293 eStatus |= wxOwnerDrawn::wxODDisabled;
3294 }
3295 //
3296 // Don't really care about framed (indicationg focus) or NoDismiss
3297 //
3298 }
3299 else
3300 {
3301 if (pMeasureStruct->fsAttribute & MIA_HILITED)
3302 {
3303 eAction = wxOwnerDrawn::wxODDrawAll;
3304 eStatus |= wxOwnerDrawn::wxODSelected;
3305 //
3306 // Keep the system from trying to highlight with its bogus colors
3307 //
3308 pMeasureStruct->fsAttributeOld = pMeasureStruct->fsAttribute &= ~MIA_HILITED;
3309 }
3310 else if (!(pMeasureStruct->fsAttribute & MIA_HILITED))
3311 {
3312 eAction = wxOwnerDrawn::wxODDrawAll;
3313 eStatus = 0;
3314 //
3315 // Keep the system from trying to highlight with its bogus colors
3316 //
3317 pMeasureStruct->fsAttribute = pMeasureStruct->fsAttributeOld &= ~MIA_HILITED;
3318 }
3319 else
3320 {
3321 //
3322 // For now we don't care about anything else
3323 // just ignore the entire message!
3324 //
3325 return true;
3326 }
3327 }
3328 //
3329 // Now redraw the item
3330 //
3331 return(pMenuItem->OnDrawItem( vDc
3332 ,vRect
3333 ,(wxOwnerDrawn::wxODAction)eAction
3334 ,(wxOwnerDrawn::wxODStatus)eStatus
3335 ));
3336 //
3337 // leave the fsAttribute and fsOldAttribute unchanged. If different,
3338 // the system will do the highlight or fraeming or disabling for us,
3339 // otherwise, we'd have to do it ourselves.
3340 //
3341 }
3342 #endif // wxUSE_MENUS_NATIVE
3343
3344 wxWindow* pItem = FindItem(vId);
3345
3346 if (pItem && pItem->IsKindOf(CLASSINFO(wxControl)))
3347 {
3348 return ((wxControl *)pItem)->OS2OnDraw(pItemStruct);
3349 }
3350 #else
3351 vId = vId;
3352 pItemStruct = pItemStruct;
3353 #endif
3354 return false;
3355 } // end of wxWindowOS2::OS2OnDrawItem
3356
3357 long wxWindowOS2::OS2OnMeasureItem( int lId,
3358 WXMEASUREITEMSTRUCT* pItemStruct )
3359 {
3360 #if wxUSE_OWNER_DRAWN
3361 //
3362 // Is it a menu item?
3363 //
3364 if (lId == 65536) // I really don't like this...has to be a better indicator
3365 {
3366 if (IsKindOf(CLASSINFO(wxFrame))) // we'll assume if Frame then a menu
3367 {
3368 size_t nWidth;
3369 size_t nHeight;
3370 POWNERITEM pMeasureStruct = (POWNERITEM)pItemStruct;
3371 wxFrame* pFrame = (wxFrame*)this;
3372 wxMenuItem* pMenuItem = pFrame->GetMenuBar()->FindItem(pMeasureStruct->idItem, pMeasureStruct->hItem);
3373
3374 wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3375 nWidth = 0L;
3376 nHeight = 0L;
3377 if (pMenuItem->OnMeasureItem( &nWidth
3378 ,&nHeight
3379 ))
3380 {
3381 MRESULT mRc;
3382
3383 pMeasureStruct->rclItem.xRight = nWidth;
3384 pMeasureStruct->rclItem.xLeft = 0L;
3385 pMeasureStruct->rclItem.yTop = nHeight;
3386 pMeasureStruct->rclItem.yBottom = 0L;
3387 mRc = MRFROM2SHORT(nHeight, nWidth);
3388 return LONGFROMMR(mRc);
3389 }
3390 return 0L;
3391 }
3392 }
3393 wxWindow* pItem = FindItem(lId);
3394
3395 if (pItem && pItem->IsKindOf(CLASSINFO(wxControl)))
3396 {
3397 OWNERITEM vItem;
3398
3399 vItem.idItem = (LONG)pItemStruct;
3400 return ((wxControl *)pItem)->OS2OnMeasure((WXMEASUREITEMSTRUCT*)&vItem);
3401 }
3402 #else
3403 lId = lId;
3404 pItemStruct = pItemStruct;
3405 #endif // wxUSE_OWNER_DRAWN
3406 return FALSE;
3407 }
3408
3409 // ---------------------------------------------------------------------------
3410 // colours and palettes
3411 // ---------------------------------------------------------------------------
3412
3413 bool wxWindowOS2::HandleSysColorChange()
3414 {
3415 wxSysColourChangedEvent vEvent;
3416
3417 vEvent.SetEventObject(this);
3418 return GetEventHandler()->ProcessEvent(vEvent);
3419 } // end of wxWindowOS2::HandleSysColorChange
3420
3421 bool wxWindowOS2::HandleCtlColor( WXHBRUSH* WXUNUSED(phBrush) )
3422 {
3423 //
3424 // Not much provided with message. So not sure I can do anything with it
3425 //
3426 return true;
3427 } // end of wxWindowOS2::HandleCtlColor
3428
3429
3430 // Define for each class of dialog and control
3431 WXHBRUSH wxWindowOS2::OnCtlColor(WXHDC WXUNUSED(hDC),
3432 WXHWND WXUNUSED(hWnd),
3433 WXUINT WXUNUSED(nCtlColor),
3434 WXUINT WXUNUSED(message),
3435 WXWPARAM WXUNUSED(wParam),
3436 WXLPARAM WXUNUSED(lParam))
3437 {
3438 return (WXHBRUSH)0;
3439 }
3440
3441 bool wxWindowOS2::HandlePaletteChanged()
3442 {
3443 // need to set this to something first
3444 WXHWND hWndPalChange = NULLHANDLE;
3445
3446 wxPaletteChangedEvent vEvent(GetId());
3447
3448 vEvent.SetEventObject(this);
3449 vEvent.SetChangedWindow(wxFindWinFromHandle(hWndPalChange));
3450
3451 return GetEventHandler()->ProcessEvent(vEvent);
3452 } // end of wxWindowOS2::HandlePaletteChanged
3453
3454 //
3455 // Responds to colour changes: passes event on to children.
3456 //
3457 void wxWindowOS2::OnSysColourChanged(
3458 wxSysColourChangedEvent& rEvent
3459 )
3460 {
3461 wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
3462
3463 while (node)
3464 {
3465 //
3466 // Only propagate to non-top-level windows
3467 //
3468 wxWindow* pWin = (wxWindow *)node->GetData();
3469
3470 if (pWin->GetParent())
3471 {
3472 wxSysColourChangedEvent vEvent;
3473
3474 rEvent.SetEventObject(pWin);
3475 pWin->GetEventHandler()->ProcessEvent(vEvent);
3476 }
3477 node = node->GetNext();
3478 }
3479 } // end of wxWindowOS2::OnSysColourChanged
3480
3481 // ---------------------------------------------------------------------------
3482 // painting
3483 // ---------------------------------------------------------------------------
3484
3485 void wxWindow::OnPaint (
3486 wxPaintEvent& rEvent
3487 )
3488 {
3489 HDC hDC = (HDC)wxPaintDC::FindDCInCache((wxWindow*) rEvent.GetEventObject());
3490
3491 if (hDC != 0)
3492 {
3493 OS2DefWindowProc( (WXUINT)WM_PAINT
3494 ,(WXWPARAM)hDC
3495 ,(WXLPARAM)0
3496 );
3497 }
3498 } // end of wxWindow::OnPaint
3499
3500 bool wxWindowOS2::HandlePaint()
3501 {
3502 HRGN hRgn;
3503 wxPaintEvent vEvent(m_windowId);
3504 HPS hPS;
3505 bool bProcessed;
3506
3507 // Create empty region
3508 // TODO: get HPS somewhere else if possible
3509 hPS = ::WinGetPS(GetHwnd());
3510 hRgn = ::GpiCreateRegion(hPS, 0, NULL);
3511
3512 if (::WinQueryUpdateRegion(GetHwnd(), hRgn) == RGN_ERROR)
3513 {
3514 wxLogLastError(wxT("CreateRectRgn"));
3515 return false;
3516 }
3517 // Get all the rectangles from the region, convert the individual
3518 // rectangles to "the other" coordinate system and reassemble a
3519 // region from the rectangles, to be feed into m_updateRegion.
3520 //
3521 RGNRECT vRgnData;
3522 PRECTL pUpdateRects = NULL;
3523 vRgnData.ulDirection = RECTDIR_LFRT_TOPBOT;
3524 if (::GpiQueryRegionRects( hPS // Pres space
3525 ,hRgn // Handle of region to query
3526 ,NULL // Return all RECTs
3527 ,&vRgnData // Will contain number or RECTs in region
3528 ,NULL // NULL to return number of RECTs
3529 ))
3530 {
3531 pUpdateRects = new RECTL[vRgnData.crcReturned];
3532 vRgnData.crc = vRgnData.crcReturned;
3533 vRgnData.ircStart = 1;
3534 if (::GpiQueryRegionRects( hPS // Pres space of source
3535 ,hRgn // Handle of source region
3536 ,NULL // Return all RECTs
3537 ,&vRgnData // Operations set to return rects
3538 ,pUpdateRects // Will contain the actual RECTS
3539 ))
3540 {
3541 int height;
3542 RECT vRect;
3543 ::WinQueryWindowRect(GetHwnd(), &vRect);
3544 height = vRect.yTop;
3545
3546 for(size_t i = 0; i < vRgnData.crc; i++)
3547 {
3548 int rectHeight;
3549 rectHeight = pUpdateRects[i].yTop - pUpdateRects[i].yBottom;
3550 pUpdateRects[i].yBottom = height - pUpdateRects[i].yTop;
3551 pUpdateRects[i].yTop = pUpdateRects[i].yBottom + rectHeight;
3552 }
3553 ::GpiSetRegion(hPS, hRgn, vRgnData.crc, pUpdateRects);
3554 delete [] pUpdateRects;
3555 }
3556 }
3557 m_updateRegion = wxRegion(hRgn, hPS);
3558
3559 vEvent.SetEventObject(this);
3560 bProcessed = GetEventHandler()->ProcessEvent(vEvent);
3561
3562 if (!bProcessed &&
3563 IsKindOf(CLASSINFO(wxPanel)) &&
3564 GetChildren().GetCount() == 0
3565 )
3566 {
3567 //
3568 // OS/2 needs to process this right here, not by the default proc
3569 // Window's default proc correctly paints everything, OS/2 does not.
3570 // For decorative panels that typically have no children, we draw
3571 // borders.
3572 //
3573 HPS hPS;
3574 RECTL vRect;
3575
3576 hPS = ::WinBeginPaint( GetHwnd()
3577 ,NULLHANDLE
3578 ,&vRect
3579 );
3580 if(hPS)
3581 {
3582 ::GpiCreateLogColorTable( hPS
3583 ,0L
3584 ,LCOLF_CONSECRGB
3585 ,0L
3586 ,(LONG)wxTheColourDatabase->m_nSize
3587 ,(PLONG)wxTheColourDatabase->m_palTable
3588 );
3589 ::GpiCreateLogColorTable( hPS
3590 ,0L
3591 ,LCOLF_RGB
3592 ,0L
3593 ,0L
3594 ,NULL
3595 );
3596 if (::WinIsWindowVisible(GetHWND()))
3597 ::WinFillRect(hPS, &vRect, GetBackgroundColour().GetPixel());
3598 if (m_dwExStyle)
3599 {
3600 LINEBUNDLE vLineBundle;
3601
3602 vLineBundle.lColor = 0x00000000; // Black
3603 vLineBundle.usMixMode = FM_OVERPAINT;
3604 vLineBundle.fxWidth = 1;
3605 vLineBundle.lGeomWidth = 1;
3606 vLineBundle.usType = LINETYPE_SOLID;
3607 vLineBundle.usEnd = 0;
3608 vLineBundle.usJoin = 0;
3609 ::GpiSetAttrs( hPS
3610 ,PRIM_LINE
3611 ,LBB_COLOR | LBB_MIX_MODE | LBB_WIDTH | LBB_GEOM_WIDTH | LBB_TYPE
3612 ,0L
3613 ,&vLineBundle
3614 );
3615 ::WinQueryWindowRect(GetHwnd(), &vRect);
3616 wxDrawBorder( hPS
3617 ,vRect
3618 ,m_dwExStyle
3619 );
3620 }
3621 }
3622 ::WinEndPaint(hPS);
3623 bProcessed = true;
3624 }
3625 else if (!bProcessed &&
3626 IsKindOf(CLASSINFO(wxPanel))
3627 )
3628 {
3629 //
3630 // Panel with children, usually fills a frame client so no borders.
3631 //
3632 HPS hPS;
3633 RECTL vRect;
3634
3635 hPS = ::WinBeginPaint( GetHwnd()
3636 ,NULLHANDLE
3637 ,&vRect
3638 );
3639 if(hPS)
3640 {
3641 ::GpiCreateLogColorTable( hPS
3642 ,0L
3643 ,LCOLF_CONSECRGB
3644 ,0L
3645 ,(LONG)wxTheColourDatabase->m_nSize
3646 ,(PLONG)wxTheColourDatabase->m_palTable
3647 );
3648 ::GpiCreateLogColorTable( hPS
3649 ,0L
3650 ,LCOLF_RGB
3651 ,0L
3652 ,0L
3653 ,NULL
3654 );
3655
3656 if (::WinIsWindowVisible(GetHWND()))
3657 ::WinFillRect(hPS, &vRect, GetBackgroundColour().GetPixel());
3658 }
3659 ::WinEndPaint(hPS);
3660 bProcessed = true;
3661 }
3662 return bProcessed;
3663 } // end of wxWindowOS2::HandlePaint
3664
3665 bool wxWindowOS2::HandleEraseBkgnd( WXHDC hDC )
3666 {
3667 SWP vSwp;
3668 bool rc;
3669
3670 ::WinQueryWindowPos(GetHwnd(), &vSwp);
3671 if (vSwp.fl & SWP_MINIMIZE)
3672 return true;
3673
3674 wxDC vDC;
3675
3676 vDC.m_hPS = (HPS)hDC; // this is really a PS
3677 vDC.SetWindow((wxWindow*)this);
3678
3679 wxEraseEvent vEvent(m_windowId, &vDC);
3680
3681 vEvent.SetEventObject(this);
3682
3683 rc = GetEventHandler()->ProcessEvent(vEvent);
3684
3685 vDC.m_hPS = NULLHANDLE;
3686 return true;
3687 } // end of wxWindowOS2::HandleEraseBkgnd
3688
3689 void wxWindowOS2::OnEraseBackground(wxEraseEvent& rEvent)
3690 {
3691 RECTL vRect;
3692 HPS hPS = rEvent.GetDC()->GetHPS();
3693 APIRET rc;
3694 LONG lColor = m_backgroundColour.GetPixel();
3695
3696 rc = ::WinQueryWindowRect(GetHwnd(), &vRect);
3697 rc = ::WinFillRect(hPS, &vRect, lColor);
3698 } // end of wxWindowOS2::OnEraseBackground
3699
3700 // ---------------------------------------------------------------------------
3701 // moving and resizing
3702 // ---------------------------------------------------------------------------
3703
3704 bool wxWindowOS2::HandleMinimize()
3705 {
3706 wxIconizeEvent vEvent(m_windowId);
3707
3708 vEvent.SetEventObject(this);
3709 return GetEventHandler()->ProcessEvent(vEvent);
3710 } // end of wxWindowOS2::HandleMinimize
3711
3712 bool wxWindowOS2::HandleMaximize()
3713 {
3714 wxMaximizeEvent vEvent(m_windowId);
3715
3716 vEvent.SetEventObject(this);
3717 return GetEventHandler()->ProcessEvent(vEvent);
3718 } // end of wxWindowOS2::HandleMaximize
3719
3720 bool wxWindowOS2::HandleMove( int nX, int nY )
3721 {
3722 wxPoint pt(nX, nY);
3723 wxMoveEvent vEvent(pt, m_windowId);
3724
3725 vEvent.SetEventObject(this);
3726 return GetEventHandler()->ProcessEvent(vEvent);
3727 } // end of wxWindowOS2::HandleMove
3728
3729 bool wxWindowOS2::HandleSize( int nWidth,
3730 int nHeight,
3731 WXUINT WXUNUSED(nFlag) )
3732 {
3733 wxSize sz(nWidth, nHeight);
3734 wxSizeEvent vEvent(sz, m_windowId);
3735
3736 vEvent.SetEventObject(this);
3737 return GetEventHandler()->ProcessEvent(vEvent);
3738 } // end of wxWindowOS2::HandleSize
3739
3740 bool wxWindowOS2::HandleGetMinMaxInfo( PSWP pSwp )
3741 {
3742 POINTL vPoint;
3743
3744 switch(pSwp->fl)
3745 {
3746 case SWP_MAXIMIZE:
3747 ::WinGetMaxPosition(GetHwnd(), pSwp);
3748 m_maxWidth = pSwp->cx;
3749 m_maxHeight = pSwp->cy;
3750 break;
3751
3752 case SWP_MINIMIZE:
3753 ::WinGetMinPosition(GetHwnd(), pSwp, &vPoint);
3754 m_minWidth = pSwp->cx;
3755 m_minHeight = pSwp->cy;
3756 break;
3757
3758 default:
3759 return false;
3760 }
3761 return true;
3762 } // end of wxWindowOS2::HandleGetMinMaxInfo
3763
3764 // ---------------------------------------------------------------------------
3765 // command messages
3766 // ---------------------------------------------------------------------------
3767 bool wxWindowOS2::HandleCommand( WXWORD wId,
3768 WXWORD wCmd,
3769 WXHWND hControl )
3770 {
3771 #if wxUSE_MENUS_NATIVE
3772 if (wxCurrentPopupMenu)
3773 {
3774 wxMenu* pPopupMenu = wxCurrentPopupMenu;
3775
3776 wxCurrentPopupMenu = NULL;
3777 return pPopupMenu->OS2Command(wCmd, wId);
3778 }
3779 #endif // wxUSE_MENUS_NATIVE
3780
3781 wxWindow* pWin = FindItem(wId);
3782
3783 if (!pWin)
3784 {
3785 pWin = wxFindWinFromHandle(hControl);
3786 }
3787
3788 if (pWin)
3789 return pWin->OS2Command(wCmd, wId);
3790
3791 return false;
3792 } // end of wxWindowOS2::HandleCommand
3793
3794 bool wxWindowOS2::HandleSysCommand( WXWPARAM wParam,
3795 WXLPARAM WXUNUSED(lParam) )
3796 {
3797 //
3798 // 4 bits are reserved
3799 //
3800 switch (SHORT1FROMMP(wParam))
3801 {
3802 case SC_MAXIMIZE:
3803 return HandleMaximize();
3804
3805 case SC_MINIMIZE:
3806 return HandleMinimize();
3807 }
3808 return false;
3809 } // end of wxWindowOS2::HandleSysCommand
3810
3811 // ---------------------------------------------------------------------------
3812 // mouse events
3813 // ---------------------------------------------------------------------------
3814 //TODO: check against MSW
3815 void wxWindowOS2::InitMouseEvent(
3816 wxMouseEvent& rEvent
3817 , int nX
3818 , int nY
3819 , WXUINT uFlags
3820 )
3821 {
3822 int nHeight;
3823 DoGetSize(0, &nHeight);
3824 rEvent.m_x = nX;
3825 // Convert to wxWidgets standard coordinate system!
3826 rEvent.m_y = nHeight - nY;
3827 rEvent.m_shiftDown = ((uFlags & KC_SHIFT) != 0);
3828 rEvent.m_controlDown = ((uFlags & KC_CTRL) != 0);
3829 rEvent.m_altDown = ((uFlags & KC_ALT) != 0);
3830 rEvent.m_leftDown = IsKeyDown(VK_BUTTON1);
3831 rEvent.m_middleDown = IsKeyDown(VK_BUTTON3);
3832 rEvent.m_rightDown = IsKeyDown(VK_BUTTON2);
3833 rEvent.SetTimestamp(s_currentMsg.time);
3834 rEvent.SetEventObject(this);
3835 rEvent.SetId(GetId());
3836
3837 #if wxUSE_MOUSEEVENT_HACK
3838 m_lastMouseX = nX;
3839 m_lastMouseY = nY;
3840 m_lastMouseEvent = rEvent.GetEventType();
3841 #endif // wxUSE_MOUSEEVENT_HACK
3842 } // end of wxWindowOS2::InitMouseEvent
3843
3844 bool wxWindowOS2::HandleMouseEvent( WXUINT uMsg,
3845 int nX,
3846 int nY,
3847 WXUINT uFlags )
3848 {
3849 bool bProcessed = false;
3850
3851 //
3852 // The mouse events take consecutive IDs from WM_MOUSEFIRST to
3853 // WM_MOUSELAST, so it's enough to subtract WM_MOUSEMOVE == WM_MOUSEFIRST
3854 // from the message id and take the value in the table to get wxWin event
3855 // id
3856 //
3857 static const wxEventType eventsMouse[] =
3858 {
3859 wxEVT_MOTION,
3860 wxEVT_LEFT_DOWN,
3861 wxEVT_LEFT_UP,
3862 wxEVT_LEFT_DCLICK,
3863 wxEVT_RIGHT_DOWN,
3864 wxEVT_RIGHT_UP,
3865 wxEVT_RIGHT_DCLICK,
3866 wxEVT_MIDDLE_DOWN,
3867 wxEVT_MIDDLE_UP,
3868 wxEVT_MIDDLE_DCLICK
3869 };
3870
3871 // Bounds check
3872 if ((uMsg >= WM_MOUSEMOVE) && (uMsg <= WM_BUTTON3DBLCLK))
3873 {
3874 wxMouseEvent vEvent(eventsMouse[uMsg - WM_MOUSEMOVE]);
3875
3876 InitMouseEvent( vEvent
3877 ,nX
3878 ,nY
3879 ,uFlags
3880 );
3881
3882 bProcessed = GetEventHandler()->ProcessEvent(vEvent);
3883 if (!bProcessed)
3884 {
3885 HPOINTER hCursor = (HPOINTER)GetCursor().GetHCURSOR();
3886
3887 if (hCursor != NULLHANDLE)
3888 {
3889 ::WinSetPointer(HWND_DESKTOP, hCursor);
3890 bProcessed = true;
3891 }
3892 }
3893 }
3894 return bProcessed;
3895 } // end of wxWindowOS2::HandleMouseEvent
3896
3897 bool wxWindowOS2::HandleMouseMove( int nX,
3898 int nY,
3899 WXUINT uFlags )
3900 {
3901 if (!m_bMouseInWindow)
3902 {
3903 //
3904 // Generate an ENTER event
3905 //
3906 m_bMouseInWindow = true;
3907
3908 wxMouseEvent vEvent(wxEVT_ENTER_WINDOW);
3909
3910 InitMouseEvent( vEvent
3911 ,nX
3912 ,nY
3913 ,uFlags
3914 );
3915
3916 (void)GetEventHandler()->ProcessEvent(vEvent);
3917 }
3918 return HandleMouseEvent( WM_MOUSEMOVE
3919 ,nX
3920 ,nY
3921 ,uFlags
3922 );
3923 } // end of wxWindowOS2::HandleMouseMove
3924
3925 // ---------------------------------------------------------------------------
3926 // keyboard handling
3927 // ---------------------------------------------------------------------------
3928
3929 //
3930 // Create the key event of the given type for the given key - used by
3931 // HandleChar and HandleKeyDown/Up
3932 //
3933 wxKeyEvent wxWindowOS2::CreateKeyEvent(
3934 wxEventType eType
3935 , int nId
3936 , WXLPARAM lParam
3937 , WXWPARAM wParam
3938 ) const
3939 {
3940 wxKeyEvent vEvent(eType);
3941
3942 vEvent.SetId(GetId());
3943 vEvent.m_shiftDown = IsShiftDown();
3944 vEvent.m_controlDown = IsCtrlDown();
3945 vEvent.m_altDown = (HIWORD(lParam) & KC_ALT) == KC_ALT;
3946
3947 vEvent.SetEventObject((wxWindow *)this); // const_cast
3948 vEvent.m_keyCode = nId;
3949 vEvent.m_rawCode = (wxUint32)wParam;
3950 vEvent.m_rawFlags = (wxUint32)lParam;
3951 vEvent.SetTimestamp(s_currentMsg.time);
3952
3953 //
3954 // Translate the position to client coords
3955 //
3956 POINTL vPoint;
3957 RECTL vRect;
3958
3959 ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
3960 ::WinQueryWindowRect( GetHwnd()
3961 ,&vRect
3962 );
3963
3964 vPoint.x -= vRect.xLeft;
3965 vPoint.y -= vRect.yBottom;
3966
3967 vEvent.m_x = vPoint.x;
3968 vEvent.m_y = vPoint.y;
3969
3970 return vEvent;
3971 } // end of wxWindowOS2::CreateKeyEvent
3972
3973 //
3974 // isASCII is true only when we're called from WM_CHAR handler and not from
3975 // WM_KEYDOWN one
3976 //
3977 bool wxWindowOS2::HandleChar( WXWPARAM WXUNUSED(wParam),
3978 WXLPARAM lParam,
3979 bool isASCII )
3980 {
3981 bool bCtrlDown = false;
3982 int vId;
3983
3984 if (m_bLastKeydownProcessed)
3985 {
3986 //
3987 // The key was handled in the EVT_KEY_DOWN. Handling a key in an
3988 // EVT_KEY_DOWN handler is meant, by design, to prevent EVT_CHARs
3989 // from happening, so just bail out at this point.
3990 //
3991 m_bLastKeydownProcessed = false;
3992 return true;
3993 }
3994 if (isASCII)
3995 {
3996 //
3997 // If 1 -> 26, translate to either special keycode or just set
3998 // ctrlDown. IOW, Ctrl-C should result in keycode == 3 and
3999 // ControlDown() == true.
4000 //
4001 vId = SHORT1FROMMP(lParam);
4002 if ((vId > 0) && (vId < 27))
4003 {
4004 switch (vId)
4005 {
4006 case 13:
4007 vId = WXK_RETURN;
4008 break;
4009
4010 case 8:
4011 vId = WXK_BACK;
4012 break;
4013
4014 case 9:
4015 vId = WXK_TAB;
4016 break;
4017
4018 default:
4019 bCtrlDown = true;
4020 break;
4021 }
4022 }
4023 }
4024 else // we're called from WM_KEYDOWN
4025 {
4026 vId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
4027 if (vId == 0)
4028 return false;
4029 }
4030
4031 wxKeyEvent vEvent(CreateKeyEvent( wxEVT_CHAR, vId, lParam ));
4032
4033 if (bCtrlDown)
4034 {
4035 vEvent.m_controlDown = true;
4036 }
4037
4038 return (GetEventHandler()->ProcessEvent(vEvent));
4039 }
4040
4041 bool wxWindowOS2::HandleKeyDown( WXWPARAM wParam,
4042 WXLPARAM lParam )
4043 {
4044 int nId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
4045
4046 if (!nId)
4047 {
4048 //
4049 // Normal ASCII char
4050 //
4051 nId = SHORT1FROMMP(lParam);
4052 }
4053
4054 if (nId != -1)
4055 {
4056 wxKeyEvent vEvent(CreateKeyEvent( wxEVT_KEY_DOWN
4057 ,nId
4058 ,(MPARAM)lParam
4059 ,(MPARAM)wParam
4060 ));
4061
4062 if (GetEventHandler()->ProcessEvent(vEvent))
4063 {
4064 return true;
4065 }
4066 }
4067 return false;
4068 } // end of wxWindowOS2::HandleKeyDown
4069
4070 bool wxWindowOS2::HandleKeyUp( WXWPARAM wParam,
4071 WXLPARAM lParam )
4072 {
4073 int nId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
4074
4075 if (!nId)
4076 {
4077 //
4078 // Normal ASCII char
4079 //
4080 nId = CHAR1FROMMP(lParam);
4081 }
4082
4083 if (nId != -1)
4084 {
4085 wxKeyEvent vEvent(CreateKeyEvent( wxEVT_KEY_UP
4086 ,nId
4087 ,(MPARAM)lParam
4088 ,(MPARAM)wParam
4089 ));
4090
4091 if (GetEventHandler()->ProcessEvent(vEvent))
4092 return true;
4093 }
4094 return false;
4095 } // end of wxWindowOS2::HandleKeyUp
4096
4097 // ---------------------------------------------------------------------------
4098 // joystick
4099 // ---------------------------------------------------------------------------
4100
4101 // ---------------------------------------------------------------------------
4102 // scrolling
4103 // ---------------------------------------------------------------------------
4104
4105 bool wxWindowOS2::OS2OnScroll( int nOrientation,
4106 WXWORD wParam,
4107 WXWORD wPos,
4108 WXHWND hControl )
4109 {
4110 if (hControl)
4111 {
4112 wxWindow* pChild = wxFindWinFromHandle(hControl);
4113
4114 if (pChild )
4115 return pChild->OS2OnScroll( nOrientation
4116 ,wParam
4117 ,wPos
4118 ,hControl
4119 );
4120 }
4121
4122 wxScrollWinEvent vEvent;
4123
4124 vEvent.SetPosition(wPos);
4125 vEvent.SetOrientation(nOrientation);
4126 vEvent.SetEventObject(this);
4127
4128 switch (wParam)
4129 {
4130 case SB_LINEUP:
4131 vEvent.SetEventType(wxEVT_SCROLLWIN_LINEUP);
4132 break;
4133
4134 case SB_LINEDOWN:
4135 vEvent.SetEventType(wxEVT_SCROLLWIN_LINEDOWN);
4136 break;
4137
4138 case SB_PAGEUP:
4139 vEvent.SetEventType(wxEVT_SCROLLWIN_PAGEUP);
4140 break;
4141
4142 case SB_PAGEDOWN:
4143 vEvent.SetEventType(wxEVT_SCROLLWIN_PAGEDOWN);
4144 break;
4145
4146 case SB_SLIDERPOSITION:
4147 vEvent.SetEventType(wxEVT_SCROLLWIN_THUMBRELEASE);
4148 break;
4149
4150 case SB_SLIDERTRACK:
4151 vEvent.SetEventType(wxEVT_SCROLLWIN_THUMBTRACK);
4152 break;
4153
4154 default:
4155 return false;
4156 }
4157 return GetEventHandler()->ProcessEvent(vEvent);
4158 } // end of wxWindowOS2::OS2OnScroll
4159
4160 //
4161 // Getting the Y position for a window, like a control, is a real
4162 // pain. There are three situations we must deal with in determining
4163 // the OS2 to wxWidgets Y coordinate.
4164 //
4165 // 1) The controls are created in a dialog.
4166 // This is the easiest since a dialog is created with its original
4167 // size so the standard: Y = ParentHeight - (Y + ControlHeight);
4168 //
4169 // 2) The controls are direct children of a frame
4170 // In this instance the controls are actually children of the Frame's
4171 // client. During creation the frame's client resizes several times
4172 // during creation of the status bar and toolbars. The CFrame class
4173 // will take care of this using its AlterChildPos proc.
4174 //
4175 // 3) The controls are children of a panel, which in turn is a child of
4176 // a frame.
4177 // The panel may be one of many, in which case the same treatment
4178 // as 1 applies. It may be the only child, though.
4179 // This is the nastiest case. A panel is created as the only child of
4180 // the frame and as such, when a frame has only one child, the child is
4181 // expanded to fit the entire client area of the frame. Because the
4182 // controls are created BEFORE this occurs their positions are totally
4183 // whacked and any call to WinQueryWindowPos will return invalid
4184 // coordinates. So for this situation we have to compare the size of
4185 // the panel at control creation time with that of the frame client. If
4186 // they are the same we can use the standard Y position equation. If
4187 // not, then we must use the Frame Client's dimensions to position them
4188 // as that will be the eventual size of the panel after the frame resizes
4189 // it!
4190 //
4191 int wxWindowOS2::GetOS2ParentHeight( wxWindowOS2* pParent )
4192 {
4193 if (pParent)
4194 {
4195 //
4196 // Case 1
4197 //
4198 if (pParent->IsKindOf(CLASSINFO(wxDialog)))
4199 return(pParent->GetClientSize().y);
4200
4201 //
4202 // Case 2 -- if we are one of the separately built standard Frame
4203 // children, like a statusbar, menubar, or toolbar we want to
4204 // use the frame, itself, for positioning. Otherwise we are
4205 // child window and want to use the Frame's client.
4206 //
4207 else if (pParent->IsKindOf(CLASSINFO(wxFrame)))
4208 {
4209 if (IsKindOf(CLASSINFO(wxStatusBar)) ||
4210 IsKindOf(CLASSINFO(wxMenuBar)) ||
4211 IsKindOf(CLASSINFO(wxToolBar))
4212 )
4213 {
4214 if (IsKindOf(CLASSINFO(wxToolBar)))
4215 {
4216 wxFrame* pFrame = wxDynamicCast(GetParent(), wxFrame);
4217
4218 if (pFrame->GetToolBar() == this)
4219 return(pParent->GetSize().y);
4220 else
4221 return(pParent->GetClientSize().y);
4222 }
4223 else
4224 return(pParent->GetSize().y);
4225 }
4226 else
4227 return(pParent->GetClientSize().y);
4228 }
4229 //
4230 // Case -- this is for any window that is the sole child of a Frame.
4231 // The grandparent must exist and it must be of type CFrame
4232 // and it's height must be different. Otherwise the standard
4233 // applies.
4234 //
4235 else
4236 return(pParent->GetClientSize().y);
4237 }
4238 else // We must be a child of the screen
4239 {
4240 int nHeight;
4241 wxDisplaySize(NULL,&nHeight);
4242 return(nHeight);
4243 }
4244 } // end of wxWindowOS2::GetOS2ParentHeight
4245
4246 //
4247 // OS/2 needs a lot extra manipulation to deal with layouts
4248 // for canvas windows, particularly scrolled ones.
4249 //
4250 wxWindowCreationHook::wxWindowCreationHook(
4251 wxWindow* pWinBeingCreated
4252 )
4253 {
4254 gpWinBeingCreated = pWinBeingCreated;
4255 } // end of wxWindowCreationHook::wxWindowCreationHook
4256
4257 wxWindowCreationHook::~wxWindowCreationHook()
4258 {
4259 gpWinBeingCreated = NULL;
4260 } // end of wxWindowCreationHook::~wxWindowCreationHook
4261
4262 // ===========================================================================
4263 // global functions
4264 // ===========================================================================
4265
4266 void wxGetCharSize(
4267 WXHWND hWnd
4268 , int* pX
4269 , int* pY
4270 ,wxFont* WXUNUSED(pTheFont)
4271 )
4272 {
4273 FONTMETRICS vFM;
4274 HPS hPS;
4275 BOOL rc;
4276
4277 hPS =::WinGetPS(hWnd);
4278
4279 rc = ::GpiQueryFontMetrics(hPS, sizeof(FONTMETRICS), &vFM);
4280 if (rc)
4281 {
4282 if (pX)
4283 *pX = vFM.lAveCharWidth;
4284 if (pY)
4285 *pY = vFM.lEmHeight + vFM.lExternalLeading;
4286 }
4287 else
4288 {
4289 if (pX)
4290 *pX = 10;
4291 if (pY)
4292 *pY = 15;
4293 }
4294 ::WinReleasePS(hPS);
4295 } // end of wxGetCharSize
4296
4297 //
4298 // Returns 0 if was a normal ASCII value, not a special key. This indicates that
4299 // the key should be ignored by WM_KEYDOWN and processed by WM_CHAR instead.
4300 //
4301 int wxCharCodeOS2ToWX(
4302 int nKeySym
4303 )
4304 {
4305 int nId = 0;
4306
4307 switch (nKeySym)
4308 {
4309 case VK_BACKTAB: nId = WXK_BACK; break;
4310 case VK_TAB: nId = WXK_TAB; break;
4311 case VK_CLEAR: nId = WXK_CLEAR; break;
4312 case VK_ENTER: nId = WXK_RETURN; break;
4313 case VK_SHIFT: nId = WXK_SHIFT; break;
4314 case VK_CTRL: nId = WXK_CONTROL; break;
4315 case VK_PAUSE: nId = WXK_PAUSE; break;
4316 case VK_SPACE: nId = WXK_SPACE; break;
4317 case VK_PAGEUP: nId = WXK_PAGEUP; break;
4318 case VK_PAGEDOWN: nId = WXK_PAGEDOWN; break;
4319 case VK_ESC: nId = WXK_ESCAPE; break;
4320 case VK_END: nId = WXK_END; break;
4321 case VK_HOME : nId = WXK_HOME; break;
4322 case VK_LEFT : nId = WXK_LEFT; break;
4323 case VK_UP: nId = WXK_UP; break;
4324 case VK_RIGHT: nId = WXK_RIGHT; break;
4325 case VK_DOWN : nId = WXK_DOWN; break;
4326 case VK_PRINTSCRN: nId = WXK_PRINT; break;
4327 case VK_INSERT: nId = WXK_INSERT; break;
4328 case VK_DELETE: nId = WXK_DELETE; break;
4329 case VK_CAPSLOCK: nId = WXK_CAPITAL; break;
4330 case VK_F1: nId = WXK_F1; break;
4331 case VK_F2: nId = WXK_F2; break;
4332 case VK_F3: nId = WXK_F3; break;
4333 case VK_F4: nId = WXK_F4; break;
4334 case VK_F5: nId = WXK_F5; break;
4335 case VK_F6: nId = WXK_F6; break;
4336 case VK_F7: nId = WXK_F7; break;
4337 case VK_F8: nId = WXK_F8; break;
4338 case VK_F9: nId = WXK_F9; break;
4339 case VK_F10: nId = WXK_F10; break;
4340 case VK_F11: nId = WXK_F11; break;
4341 case VK_F12: nId = WXK_F12; break;
4342 case VK_F13: nId = WXK_F13; break;
4343 case VK_F14: nId = WXK_F14; break;
4344 case VK_F15: nId = WXK_F15; break;
4345 case VK_F16: nId = WXK_F16; break;
4346 case VK_F17: nId = WXK_F17; break;
4347 case VK_F18: nId = WXK_F18; break;
4348 case VK_F19: nId = WXK_F19; break;
4349 case VK_F20: nId = WXK_F20; break;
4350 case VK_F21: nId = WXK_F21; break;
4351 case VK_F22: nId = WXK_F22; break;
4352 case VK_F23: nId = WXK_F23; break;
4353 case VK_F24: nId = WXK_F24; break;
4354 case VK_OEM_1: nId = ';'; break;
4355 case VK_OEM_PLUS: nId = '+'; break;
4356 case VK_OEM_COMMA: nId = ','; break;
4357 case VK_OEM_MINUS: nId = '-'; break;
4358 case VK_OEM_PERIOD: nId = '.'; break;
4359 case VK_OEM_2: nId = '/'; break;
4360 case VK_OEM_3: nId = '~'; break;
4361 case VK_OEM_4: nId = '['; break;
4362 case VK_OEM_5: nId = '\\'; break;
4363 case VK_OEM_6: nId = ']'; break;
4364 case VK_OEM_7: nId = '\''; break;
4365 case VK_NUMLOCK: nId = WXK_NUMLOCK; break;
4366 case VK_SCRLLOCK: nId = WXK_SCROLL; break;
4367 default:
4368 {
4369 return 0;
4370 }
4371 }
4372 return nId;
4373 } // end of wxCharCodeOS2ToWX
4374
4375 int wxCharCodeWXToOS2( int nId,
4376 bool* bIsVirtual)
4377 {
4378 int nKeySym = 0;
4379
4380 if ( bIsVirtual )
4381 *bIsVirtual = true;
4382 switch (nId)
4383 {
4384 case WXK_CLEAR: nKeySym = VK_CLEAR; break;
4385 case WXK_SHIFT: nKeySym = VK_SHIFT; break;
4386 case WXK_CONTROL: nKeySym = VK_CTRL; break;
4387 case WXK_PAUSE: nKeySym = VK_PAUSE; break;
4388 case WXK_PAGEUP: nKeySym = VK_PAGEUP; break;
4389 case WXK_PAGEDOWN: nKeySym = VK_PAGEDOWN; break;
4390 case WXK_END: nKeySym = VK_END; break;
4391 case WXK_HOME : nKeySym = VK_HOME; break;
4392 case WXK_LEFT : nKeySym = VK_LEFT; break;
4393 case WXK_UP: nKeySym = VK_UP; break;
4394 case WXK_RIGHT: nKeySym = VK_RIGHT; break;
4395 case WXK_DOWN : nKeySym = VK_DOWN; break;
4396 case WXK_PRINT: nKeySym = VK_PRINTSCRN; break;
4397 case WXK_INSERT: nKeySym = VK_INSERT; break;
4398 case WXK_DELETE: nKeySym = VK_DELETE; break;
4399 case WXK_F1: nKeySym = VK_F1; break;
4400 case WXK_F2: nKeySym = VK_F2; break;
4401 case WXK_F3: nKeySym = VK_F3; break;
4402 case WXK_F4: nKeySym = VK_F4; break;
4403 case WXK_F5: nKeySym = VK_F5; break;
4404 case WXK_F6: nKeySym = VK_F6; break;
4405 case WXK_F7: nKeySym = VK_F7; break;
4406 case WXK_F8: nKeySym = VK_F8; break;
4407 case WXK_F9: nKeySym = VK_F9; break;
4408 case WXK_F10: nKeySym = VK_F10; break;
4409 case WXK_F11: nKeySym = VK_F11; break;
4410 case WXK_F12: nKeySym = VK_F12; break;
4411 case WXK_F13: nKeySym = VK_F13; break;
4412 case WXK_F14: nKeySym = VK_F14; break;
4413 case WXK_F15: nKeySym = VK_F15; break;
4414 case WXK_F16: nKeySym = VK_F16; break;
4415 case WXK_F17: nKeySym = VK_F17; break;
4416 case WXK_F18: nKeySym = VK_F18; break;
4417 case WXK_F19: nKeySym = VK_F19; break;
4418 case WXK_F20: nKeySym = VK_F20; break;
4419 case WXK_F21: nKeySym = VK_F21; break;
4420 case WXK_F22: nKeySym = VK_F22; break;
4421 case WXK_F23: nKeySym = VK_F23; break;
4422 case WXK_F24: nKeySym = VK_F24; break;
4423 case WXK_NUMLOCK: nKeySym = VK_NUMLOCK; break;
4424 case WXK_SCROLL: nKeySym = VK_SCRLLOCK; break;
4425 default:
4426 {
4427 if ( bIsVirtual )
4428 *bIsVirtual = false;
4429 nKeySym = nId;
4430 break;
4431 }
4432 }
4433 return nKeySym;
4434 } // end of wxCharCodeWXToOS2
4435
4436
4437 bool wxGetKeyState(wxKeyCode key)
4438 {
4439 wxASSERT_MSG(key != WXK_LBUTTON && key != WXK_RBUTTON && key !=
4440 WXK_MBUTTON, wxT("can't use wxGetKeyState() for mouse buttons"));
4441
4442 const LONG vk = wxCharCodeWXToOS2(key);
4443 // if the requested key is a LED key, return true if the led is pressed
4444 if ( key == WXK_NUMLOCK || key == WXK_CAPITAL || key == WXK_SCROLL )
4445 {
4446 // low order bit means LED is highlighted and high order one means the
4447 // key is down; for compatibility with the other ports return true if
4448 // either one is set
4449 return ::WinGetKeyState(HWND_DESKTOP, vk) != 0;
4450
4451 }
4452 else // normal key
4453 {
4454 return IsKeyDown(vk);
4455 }
4456 }
4457
4458
4459 wxWindow* wxGetActiveWindow()
4460 {
4461 HWND hWnd = ::WinQueryActiveWindow(HWND_DESKTOP);
4462
4463 if (hWnd != 0)
4464 {
4465 return wxFindWinFromHandle((WXHWND)hWnd);
4466 }
4467 return NULL;
4468 } // end of wxGetActiveWindow
4469
4470 #ifdef __WXDEBUG__
4471 const wxChar* wxGetMessageName( int nMessage )
4472 {
4473 switch (nMessage)
4474 {
4475 case 0x0000: return wxT("WM_NULL");
4476 case 0x0001: return wxT("WM_CREATE");
4477 case 0x0002: return wxT("WM_DESTROY");
4478 case 0x0004: return wxT("WM_ENABLE");
4479 case 0x0005: return wxT("WM_SHOW");
4480 case 0x0006: return wxT("WM_MOVE");
4481 case 0x0007: return wxT("WM_SIZE");
4482 case 0x0008: return wxT("WM_ADJUSTWINDOWPOS");
4483 case 0x0009: return wxT("WM_CALCVALIDRECTS");
4484 case 0x000A: return wxT("WM_SETWINDOWPARAMS");
4485 case 0x000B: return wxT("WM_QUERYWINDOWPARAMS");
4486 case 0x000C: return wxT("WM_HITTEST");
4487 case 0x000D: return wxT("WM_ACTIVATE");
4488 case 0x000F: return wxT("WM_SETFOCUS");
4489 case 0x0010: return wxT("WM_SETSELECTION");
4490 case 0x0011: return wxT("WM_PPAINT");
4491 case 0x0012: return wxT("WM_PSETFOCUS");
4492 case 0x0013: return wxT("WM_PSYSCOLORCHANGE");
4493 case 0x0014: return wxT("WM_PSIZE");
4494 case 0x0015: return wxT("WM_PACTIVATE");
4495 case 0x0016: return wxT("WM_PCONTROL");
4496 case 0x0020: return wxT("WM_COMMAND");
4497 case 0x0021: return wxT("WM_SYSCOMMAND");
4498 case 0x0022: return wxT("WM_HELP");
4499 case 0x0023: return wxT("WM_PAINT");
4500 case 0x0024: return wxT("WM_TIMER");
4501 case 0x0025: return wxT("WM_SEM1");
4502 case 0x0026: return wxT("WM_SEM2");
4503 case 0x0027: return wxT("WM_SEM3");
4504 case 0x0028: return wxT("WM_SEM4");
4505 case 0x0029: return wxT("WM_CLOSE");
4506 case 0x002A: return wxT("WM_QUIT");
4507 case 0x002B: return wxT("WM_SYSCOLORCHANGE");
4508 case 0x002D: return wxT("WM_SYSVALUECHANGE");
4509 case 0x002E: return wxT("WM_APPTERMINATENOTIFY");
4510 case 0x002F: return wxT("WM_PRESPARAMCHANGED");
4511 // Control notification messages
4512 case 0x0030: return wxT("WM_CONTROL");
4513 case 0x0031: return wxT("WM_VSCROLL");
4514 case 0x0032: return wxT("WM_HSCROLL");
4515 case 0x0033: return wxT("WM_INITMENU");
4516 case 0x0034: return wxT("WM_MENUSELECT");
4517 case 0x0035: return wxT("WM_MENUSEND");
4518 case 0x0036: return wxT("WM_DRAWITEM");
4519 case 0x0037: return wxT("WM_MEASUREITEM");
4520 case 0x0038: return wxT("WM_CONTROLPOINTER");
4521 case 0x003A: return wxT("WM_QUERYDLGCODE");
4522 case 0x003B: return wxT("WM_INITDLG");
4523 case 0x003C: return wxT("WM_SUBSTITUTESTRING");
4524 case 0x003D: return wxT("WM_MATCHMNEMONIC");
4525 case 0x003E: return wxT("WM_SAVEAPPLICATION");
4526 case 0x0129: return wxT("WM_CTLCOLORCHANGE");
4527 case 0x0130: return wxT("WM_QUERYCTLTYPE");
4528 // Frame messages
4529 case 0x0040: return wxT("WM_FLASHWINDOW");
4530 case 0x0041: return wxT("WM_FORMATFRAME");
4531 case 0x0042: return wxT("WM_UPDATEFRAME");
4532 case 0x0043: return wxT("WM_FOCUSCHANGE");
4533 case 0x0044: return wxT("WM_SETBORDERSIZE");
4534 case 0x0045: return wxT("WM_TRACKFRAME");
4535 case 0x0046: return wxT("WM_MINMAXFRAME");
4536 case 0x0047: return wxT("WM_SETICON");
4537 case 0x0048: return wxT("WM_QUERYICON");
4538 case 0x0049: return wxT("WM_SETACCELTABLE");
4539 case 0x004A: return wxT("WM_QUERYACCELTABLE");
4540 case 0x004B: return wxT("WM_TRANSLATEACCEL");
4541 case 0x004C: return wxT("WM_QUERYTRACKINFO");
4542 case 0x004D: return wxT("WM_QUERYBORDERSIZE");
4543 case 0x004E: return wxT("WM_NEXTMENU");
4544 case 0x004F: return wxT("WM_ERASEBACKGROUND");
4545 case 0x0050: return wxT("WM_QUERYFRAMEINFO");
4546 case 0x0051: return wxT("WM_QUERYFOCUSCHAIN");
4547 case 0x0052: return wxT("WM_OWNERPOSCHANGE");
4548 case 0x0053: return wxT("WM_CACLFRAMERECT");
4549 case 0x0055: return wxT("WM_WINDOWPOSCHANGED");
4550 case 0x0056: return wxT("WM_ADJUSTFRAMEPOS");
4551 case 0x0059: return wxT("WM_QUERYFRAMECTLCOUNT");
4552 case 0x005B: return wxT("WM_QUERYHELPINFO");
4553 case 0x005C: return wxT("WM_SETHELPINFO");
4554 case 0x005D: return wxT("WM_ERROR");
4555 case 0x005E: return wxT("WM_REALIZEPALETTE");
4556 // Clipboard messages
4557 case 0x0060: return wxT("WM_RENDERFMT");
4558 case 0x0061: return wxT("WM_RENDERALLFMTS");
4559 case 0x0062: return wxT("WM_DESTROYCLIPBOARD");
4560 case 0x0063: return wxT("WM_PAINTCLIPBOARD");
4561 case 0x0064: return wxT("WM_SIZECLIPBOARD");
4562 case 0x0065: return wxT("WM_HSCROLLCLIPBOARD");
4563 case 0x0066: return wxT("WM_VSCROLLCLIPBOARD");
4564 case 0x0067: return wxT("WM_DRAWCLIPBOARD");
4565 // mouse messages
4566 case 0x0070: return wxT("WM_MOUSEMOVE");
4567 case 0x0071: return wxT("WM_BUTTON1DOWN");
4568 case 0x0072: return wxT("WM_BUTTON1UP");
4569 case 0x0073: return wxT("WM_BUTTON1DBLCLK");
4570 case 0x0074: return wxT("WM_BUTTON2DOWN");
4571 case 0x0075: return wxT("WM_BUTTON2UP");
4572 case 0x0076: return wxT("WM_BUTTON2DBLCLK");
4573 case 0x0077: return wxT("WM_BUTTON3DOWN");
4574 case 0x0078: return wxT("WM_BUTTON3UP");
4575 case 0x0079: return wxT("WM_BUTTON3DBLCLK");
4576 case 0x007D: return wxT("WM_MOUSEMAP");
4577 case 0x007E: return wxT("WM_VRNDISABLED");
4578 case 0x007F: return wxT("WM_VRNENABLED");
4579 case 0x0410: return wxT("WM_CHORD");
4580 case 0x0411: return wxT("WM_BUTTON1MOTIONSTART");
4581 case 0x0412: return wxT("WM_BUTTON1MOTIONEND");
4582 case 0x0413: return wxT("WM_BUTTON1CLICK");
4583 case 0x0414: return wxT("WM_BUTTON2MOTIONSTART");
4584 case 0x0415: return wxT("WM_BUTTON2MOTIONEND");
4585 case 0x0416: return wxT("WM_BUTTON2CLICK");
4586 case 0x0417: return wxT("WM_BUTTON3MOTIONSTART");
4587 case 0x0418: return wxT("WM_BUTTON3MOTIONEND");
4588 case 0x0419: return wxT("WM_BUTTON3CLICK");
4589 case 0x0420: return wxT("WM_BEGINDRAG");
4590 case 0x0421: return wxT("WM_ENDDRAG");
4591 case 0x0422: return wxT("WM_SINGLESELECT");
4592 case 0x0423: return wxT("WM_OPEN");
4593 case 0x0424: return wxT("WM_CONTEXTMENU");
4594 case 0x0425: return wxT("WM_CONTEXTHELP");
4595 case 0x0426: return wxT("WM_TEXTEDIT");
4596 case 0x0427: return wxT("WM_BEGINSELECT");
4597 case 0x0228: return wxT("WM_ENDSELECT");
4598 case 0x0429: return wxT("WM_PICKUP");
4599 case 0x04C0: return wxT("WM_PENFIRST");
4600 case 0x04FF: return wxT("WM_PENLAST");
4601 case 0x0500: return wxT("WM_MMPMFIRST");
4602 case 0x05FF: return wxT("WM_MMPMLAST");
4603 case 0x0600: return wxT("WM_STDDLGFIRST");
4604 case 0x06FF: return wxT("WM_STDDLGLAST");
4605 case 0x0BD0: return wxT("WM_BIDI_FIRST");
4606 case 0x0BFF: return wxT("WM_BIDI_LAST");
4607 // keyboard input
4608 case 0x007A: return wxT("WM_CHAR");
4609 case 0x007B: return wxT("WM_VIOCHAR");
4610 // DDE messages
4611 case 0x00A0: return wxT("WM_DDE_INITIATE");
4612 case 0x00A1: return wxT("WM_DDE_REQUEST");
4613 case 0x00A2: return wxT("WM_DDE_ACK");
4614 case 0x00A3: return wxT("WM_DDE_DATA");
4615 case 0x00A4: return wxT("WM_DDE_ADVISE");
4616 case 0x00A5: return wxT("WM_DDE_UNADVISE");
4617 case 0x00A6: return wxT("WM_DDE_POKE");
4618 case 0x00A7: return wxT("WM_DDE_EXECUTE");
4619 case 0x00A8: return wxT("WM_DDE_TERMINATE");
4620 case 0x00A9: return wxT("WM_DDE_INITIATEACK");
4621 case 0x00AF: return wxT("WM_DDE_LAST");
4622 // Buttons
4623 case 0x0120: return wxT("BM_CLICK");
4624 case 0x0121: return wxT("BM_QUERYCHECKINDEX");
4625 case 0x0122: return wxT("BM_QUERYHILITE");
4626 case 0x0123: return wxT("BM_SETHILITE");
4627 case 0x0124: return wxT("BM_QUERYCHECK");
4628 case 0x0125: return wxT("BM_SETCHECK");
4629 case 0x0126: return wxT("BM_SETDEFAULT");
4630 case 0x0128: return wxT("BM_AUTOSIZE");
4631 // Combo boxes
4632 case 0x029A: return wxT("CBID_LIST");
4633 case 0x029B: return wxT("CBID_EDIT");
4634 case 0x0170: return wxT("CBM_SHOWLIST");
4635 case 0x0171: return wxT("CBM_HILITE");
4636 case 0x0172: return wxT("CBM_ISLISTSHOWING");
4637 // Edit fields
4638 case 0x0140: return wxT("EM_QUERYCHANGED");
4639 case 0x0141: return wxT("EM_QUERYSEL");
4640 case 0x0142: return wxT("EM_SETSEL");
4641 case 0x0143: return wxT("EM_SETTEXTLIMIT");
4642 case 0x0144: return wxT("EM_CUT");
4643 case 0x0145: return wxT("EM_COPY");
4644 case 0x0146: return wxT("EM_CLEAR");
4645 case 0x0147: return wxT("EM_PASTE");
4646 case 0x0148: return wxT("EM_QUERYFIRSTCHAR");
4647 case 0x0149: return wxT("EM_SETFIRSTCHAR");
4648 case 0x014A: return wxT("EM_QUERYREADONLY");
4649 case 0x014B: return wxT("EM_SETREADONLY");
4650 case 0x014C: return wxT("EM_SETINSERTMODE");
4651 // Listboxes
4652 case 0x0160: return wxT("LM_QUERYITEMCOUNT");
4653 case 0x0161: return wxT("LM_INSERTITEM");
4654 case 0x0162: return wxT("LM_SETOPENINDEX");
4655 case 0x0163: return wxT("LM_DELETEITEM");
4656 case 0x0164: return wxT("LM_SELECTITEM");
4657 case 0x0165: return wxT("LM_QUERYSELECTION");
4658 case 0x0166: return wxT("LM_SETITEMTEXT");
4659 case 0x0167: return wxT("LM_QUERYITEMTEXTLENGTH");
4660 case 0x0168: return wxT("LM_QUERYITEMTEXT");
4661 case 0x0169: return wxT("LM_SETITEMHANDLE");
4662 case 0x016A: return wxT("LM_QUERYITEMHANDLE");
4663 case 0x016B: return wxT("LM_SEARCHSTRING");
4664 case 0x016C: return wxT("LM_SETITEMHEIGHT");
4665 case 0x016D: return wxT("LM_QUERYTOPINDEX");
4666 case 0x016E: return wxT("LM_DELETEALL");
4667 case 0x016F: return wxT("LM_INSERTMULITEMS");
4668 case 0x0660: return wxT("LM_SETITEMWIDTH");
4669 // Menus
4670 case 0x0180: return wxT("MM_INSERTITEM");
4671 case 0x0181: return wxT("MM_DELETEITEM");
4672 case 0x0182: return wxT("MM_QUERYITEM");
4673 case 0x0183: return wxT("MM_SETITEM");
4674 case 0x0184: return wxT("MM_QUERYITEMCOUNT");
4675 case 0x0185: return wxT("MM_STARTMENUMODE");
4676 case 0x0186: return wxT("MM_ENDMENUMODE");
4677 case 0x0188: return wxT("MM_REMOVEITEM");
4678 case 0x0189: return wxT("MM_SELECTITEM");
4679 case 0x018A: return wxT("MM_QUERYSELITEMID");
4680 case 0x018B: return wxT("MM_QUERYITEMTEXT");
4681 case 0x018C: return wxT("MM_QUERYITEMTEXTLENGTH");
4682 case 0x018D: return wxT("MM_SETITEMHANDLE");
4683 case 0x018E: return wxT("MM_SETITEMTEXT");
4684 case 0x018F: return wxT("MM_ITEMPOSITIONFROMID");
4685 case 0x0190: return wxT("MM_ITEMIDFROMPOSITION");
4686 case 0x0191: return wxT("MM_QUERYITEMATTR");
4687 case 0x0192: return wxT("MM_SETITEMATTR");
4688 case 0x0193: return wxT("MM_ISITEMVALID");
4689 case 0x0194: return wxT("MM_QUERYITEMRECT");
4690 case 0x0431: return wxT("MM_QUERYDEFAULTITEMID");
4691 case 0x0432: return wxT("MM_SETDEFAULTITEMID");
4692 // Scrollbars
4693 case 0x01A0: return wxT("SBM_SETSCROLLBAR");
4694 case 0x01A1: return wxT("SBM_SETPOS");
4695 case 0x01A2: return wxT("SBM_QUERYPOS");
4696 case 0x01A3: return wxT("SBM_QUERYRANGE");
4697 case 0x01A6: return wxT("SBM_SETTHUMBSIZE");
4698
4699 // Help messages
4700 case 0x0F00: return wxT("WM_HELPBASE");
4701 case 0x0FFF: return wxT("WM_HELPTOP");
4702 // Beginning of user defined messages
4703 case 0x1000: return wxT("WM_USER");
4704
4705 // wxWidgets user defined types
4706
4707 // listview
4708 // case 0x1000 + 0: return wxT("LVM_GETBKCOLOR");
4709 case 0x1000 + 1: return wxT("LVM_SETBKCOLOR");
4710 case 0x1000 + 2: return wxT("LVM_GETIMAGELIST");
4711 case 0x1000 + 3: return wxT("LVM_SETIMAGELIST");
4712 case 0x1000 + 4: return wxT("LVM_GETITEMCOUNT");
4713 case 0x1000 + 5: return wxT("LVM_GETITEMA");
4714 case 0x1000 + 75: return wxT("LVM_GETITEMW");
4715 case 0x1000 + 6: return wxT("LVM_SETITEMA");
4716 case 0x1000 + 76: return wxT("LVM_SETITEMW");
4717 case 0x1000 + 7: return wxT("LVM_INSERTITEMA");
4718 case 0x1000 + 77: return wxT("LVM_INSERTITEMW");
4719 case 0x1000 + 8: return wxT("LVM_DELETEITEM");
4720 case 0x1000 + 9: return wxT("LVM_DELETEALLITEMS");
4721 case 0x1000 + 10: return wxT("LVM_GETCALLBACKMASK");
4722 case 0x1000 + 11: return wxT("LVM_SETCALLBACKMASK");
4723 case 0x1000 + 12: return wxT("LVM_GETNEXTITEM");
4724 case 0x1000 + 13: return wxT("LVM_FINDITEMA");
4725 case 0x1000 + 83: return wxT("LVM_FINDITEMW");
4726 case 0x1000 + 14: return wxT("LVM_GETITEMRECT");
4727 case 0x1000 + 15: return wxT("LVM_SETITEMPOSITION");
4728 case 0x1000 + 16: return wxT("LVM_GETITEMPOSITION");
4729 case 0x1000 + 17: return wxT("LVM_GETSTRINGWIDTHA");
4730 case 0x1000 + 87: return wxT("LVM_GETSTRINGWIDTHW");
4731 case 0x1000 + 18: return wxT("LVM_HITTEST");
4732 case 0x1000 + 19: return wxT("LVM_ENSUREVISIBLE");
4733 case 0x1000 + 20: return wxT("LVM_SCROLL");
4734 case 0x1000 + 21: return wxT("LVM_REDRAWITEMS");
4735 case 0x1000 + 22: return wxT("LVM_ARRANGE");
4736 case 0x1000 + 23: return wxT("LVM_EDITLABELA");
4737 case 0x1000 + 118: return wxT("LVM_EDITLABELW");
4738 case 0x1000 + 24: return wxT("LVM_GETEDITCONTROL");
4739 case 0x1000 + 25: return wxT("LVM_GETCOLUMNA");
4740 case 0x1000 + 95: return wxT("LVM_GETCOLUMNW");
4741 case 0x1000 + 26: return wxT("LVM_SETCOLUMNA");
4742 case 0x1000 + 96: return wxT("LVM_SETCOLUMNW");
4743 case 0x1000 + 27: return wxT("LVM_INSERTCOLUMNA");
4744 case 0x1000 + 97: return wxT("LVM_INSERTCOLUMNW");
4745 case 0x1000 + 28: return wxT("LVM_DELETECOLUMN");
4746 case 0x1000 + 29: return wxT("LVM_GETCOLUMNWIDTH");
4747 case 0x1000 + 30: return wxT("LVM_SETCOLUMNWIDTH");
4748 case 0x1000 + 31: return wxT("LVM_GETHEADER");
4749 case 0x1000 + 33: return wxT("LVM_CREATEDRAGIMAGE");
4750 case 0x1000 + 34: return wxT("LVM_GETVIEWRECT");
4751 case 0x1000 + 35: return wxT("LVM_GETTEXTCOLOR");
4752 case 0x1000 + 36: return wxT("LVM_SETTEXTCOLOR");
4753 case 0x1000 + 37: return wxT("LVM_GETTEXTBKCOLOR");
4754 case 0x1000 + 38: return wxT("LVM_SETTEXTBKCOLOR");
4755 case 0x1000 + 39: return wxT("LVM_GETTOPINDEX");
4756 case 0x1000 + 40: return wxT("LVM_GETCOUNTPERPAGE");
4757 case 0x1000 + 41: return wxT("LVM_GETORIGIN");
4758 case 0x1000 + 42: return wxT("LVM_UPDATE");
4759 case 0x1000 + 43: return wxT("LVM_SETITEMSTATE");
4760 case 0x1000 + 44: return wxT("LVM_GETITEMSTATE");
4761 case 0x1000 + 45: return wxT("LVM_GETITEMTEXTA");
4762 case 0x1000 + 115: return wxT("LVM_GETITEMTEXTW");
4763 case 0x1000 + 46: return wxT("LVM_SETITEMTEXTA");
4764 case 0x1000 + 116: return wxT("LVM_SETITEMTEXTW");
4765 case 0x1000 + 47: return wxT("LVM_SETITEMCOUNT");
4766 case 0x1000 + 48: return wxT("LVM_SORTITEMS");
4767 case 0x1000 + 49: return wxT("LVM_SETITEMPOSITION32");
4768 case 0x1000 + 50: return wxT("LVM_GETSELECTEDCOUNT");
4769 case 0x1000 + 51: return wxT("LVM_GETITEMSPACING");
4770 case 0x1000 + 52: return wxT("LVM_GETISEARCHSTRINGA");
4771 case 0x1000 + 117: return wxT("LVM_GETISEARCHSTRINGW");
4772 case 0x1000 + 53: return wxT("LVM_SETICONSPACING");
4773 case 0x1000 + 54: return wxT("LVM_SETEXTENDEDLISTVIEWSTYLE");
4774 case 0x1000 + 55: return wxT("LVM_GETEXTENDEDLISTVIEWSTYLE");
4775 case 0x1000 + 56: return wxT("LVM_GETSUBITEMRECT");
4776 case 0x1000 + 57: return wxT("LVM_SUBITEMHITTEST");
4777 case 0x1000 + 58: return wxT("LVM_SETCOLUMNORDERARRAY");
4778 case 0x1000 + 59: return wxT("LVM_GETCOLUMNORDERARRAY");
4779 case 0x1000 + 60: return wxT("LVM_SETHOTITEM");
4780 case 0x1000 + 61: return wxT("LVM_GETHOTITEM");
4781 case 0x1000 + 62: return wxT("LVM_SETHOTCURSOR");
4782 case 0x1000 + 63: return wxT("LVM_GETHOTCURSOR");
4783 case 0x1000 + 64: return wxT("LVM_APPROXIMATEVIEWRECT");
4784 case 0x1000 + 65: return wxT("LVM_SETWORKAREA");
4785
4786 // tree view
4787 case 0x1100 + 0: return wxT("TVM_INSERTITEMA");
4788 case 0x1100 + 50: return wxT("TVM_INSERTITEMW");
4789 case 0x1100 + 1: return wxT("TVM_DELETEITEM");
4790 case 0x1100 + 2: return wxT("TVM_EXPAND");
4791 case 0x1100 + 4: return wxT("TVM_GETITEMRECT");
4792 case 0x1100 + 5: return wxT("TVM_GETCOUNT");
4793 case 0x1100 + 6: return wxT("TVM_GETINDENT");
4794 case 0x1100 + 7: return wxT("TVM_SETINDENT");
4795 case 0x1100 + 8: return wxT("TVM_GETIMAGELIST");
4796 case 0x1100 + 9: return wxT("TVM_SETIMAGELIST");
4797 case 0x1100 + 10: return wxT("TVM_GETNEXTITEM");
4798 case 0x1100 + 11: return wxT("TVM_SELECTITEM");
4799 case 0x1100 + 12: return wxT("TVM_GETITEMA");
4800 case 0x1100 + 62: return wxT("TVM_GETITEMW");
4801 case 0x1100 + 13: return wxT("TVM_SETITEMA");
4802 case 0x1100 + 63: return wxT("TVM_SETITEMW");
4803 case 0x1100 + 14: return wxT("TVM_EDITLABELA");
4804 case 0x1100 + 65: return wxT("TVM_EDITLABELW");
4805 case 0x1100 + 15: return wxT("TVM_GETEDITCONTROL");
4806 case 0x1100 + 16: return wxT("TVM_GETVISIBLECOUNT");
4807 case 0x1100 + 17: return wxT("TVM_HITTEST");
4808 case 0x1100 + 18: return wxT("TVM_CREATEDRAGIMAGE");
4809 case 0x1100 + 19: return wxT("TVM_SORTCHILDREN");
4810 case 0x1100 + 20: return wxT("TVM_ENSUREVISIBLE");
4811 case 0x1100 + 21: return wxT("TVM_SORTCHILDRENCB");
4812 case 0x1100 + 22: return wxT("TVM_ENDEDITLABELNOW");
4813 case 0x1100 + 23: return wxT("TVM_GETISEARCHSTRINGA");
4814 case 0x1100 + 64: return wxT("TVM_GETISEARCHSTRINGW");
4815 case 0x1100 + 24: return wxT("TVM_SETTOOLTIPS");
4816 case 0x1100 + 25: return wxT("TVM_GETTOOLTIPS");
4817
4818 // header
4819 case 0x1200 + 0: return wxT("HDM_GETITEMCOUNT");
4820 case 0x1200 + 1: return wxT("HDM_INSERTITEMA");
4821 case 0x1200 + 10: return wxT("HDM_INSERTITEMW");
4822 case 0x1200 + 2: return wxT("HDM_DELETEITEM");
4823 case 0x1200 + 3: return wxT("HDM_GETITEMA");
4824 case 0x1200 + 11: return wxT("HDM_GETITEMW");
4825 case 0x1200 + 4: return wxT("HDM_SETITEMA");
4826 case 0x1200 + 12: return wxT("HDM_SETITEMW");
4827 case 0x1200 + 5: return wxT("HDM_LAYOUT");
4828 case 0x1200 + 6: return wxT("HDM_HITTEST");
4829 case 0x1200 + 7: return wxT("HDM_GETITEMRECT");
4830 case 0x1200 + 8: return wxT("HDM_SETIMAGELIST");
4831 case 0x1200 + 9: return wxT("HDM_GETIMAGELIST");
4832 case 0x1200 + 15: return wxT("HDM_ORDERTOINDEX");
4833 case 0x1200 + 16: return wxT("HDM_CREATEDRAGIMAGE");
4834 case 0x1200 + 17: return wxT("HDM_GETORDERARRAY");
4835 case 0x1200 + 18: return wxT("HDM_SETORDERARRAY");
4836 case 0x1200 + 19: return wxT("HDM_SETHOTDIVIDER");
4837
4838 // tab control
4839 case 0x1300 + 2: return wxT("TCM_GETIMAGELIST");
4840 case 0x1300 + 3: return wxT("TCM_SETIMAGELIST");
4841 case 0x1300 + 4: return wxT("TCM_GETITEMCOUNT");
4842 case 0x1300 + 5: return wxT("TCM_GETITEMA");
4843 case 0x1300 + 60: return wxT("TCM_GETITEMW");
4844 case 0x1300 + 6: return wxT("TCM_SETITEMA");
4845 case 0x1300 + 61: return wxT("TCM_SETITEMW");
4846 case 0x1300 + 7: return wxT("TCM_INSERTITEMA");
4847 case 0x1300 + 62: return wxT("TCM_INSERTITEMW");
4848 case 0x1300 + 8: return wxT("TCM_DELETEITEM");
4849 case 0x1300 + 9: return wxT("TCM_DELETEALLITEMS");
4850 case 0x1300 + 10: return wxT("TCM_GETITEMRECT");
4851 case 0x1300 + 11: return wxT("TCM_GETCURSEL");
4852 case 0x1300 + 12: return wxT("TCM_SETCURSEL");
4853 case 0x1300 + 13: return wxT("TCM_HITTEST");
4854 case 0x1300 + 14: return wxT("TCM_SETITEMEXTRA");
4855 case 0x1300 + 40: return wxT("TCM_ADJUSTRECT");
4856 case 0x1300 + 41: return wxT("TCM_SETITEMSIZE");
4857 case 0x1300 + 42: return wxT("TCM_REMOVEIMAGE");
4858 case 0x1300 + 43: return wxT("TCM_SETPADDING");
4859 case 0x1300 + 44: return wxT("TCM_GETROWCOUNT");
4860 case 0x1300 + 45: return wxT("TCM_GETTOOLTIPS");
4861 case 0x1300 + 46: return wxT("TCM_SETTOOLTIPS");
4862 case 0x1300 + 47: return wxT("TCM_GETCURFOCUS");
4863 case 0x1300 + 48: return wxT("TCM_SETCURFOCUS");
4864 case 0x1300 + 49: return wxT("TCM_SETMINTABWIDTH");
4865 case 0x1300 + 50: return wxT("TCM_DESELECTALL");
4866
4867 // toolbar
4868 case WM_USER+1000+1: return wxT("TB_ENABLEBUTTON");
4869 case WM_USER+1000+2: return wxT("TB_CHECKBUTTON");
4870 case WM_USER+1000+3: return wxT("TB_PRESSBUTTON");
4871 case WM_USER+1000+4: return wxT("TB_HIDEBUTTON");
4872 case WM_USER+1000+5: return wxT("TB_INDETERMINATE");
4873 case WM_USER+1000+9: return wxT("TB_ISBUTTONENABLED");
4874 case WM_USER+1000+10: return wxT("TB_ISBUTTONCHECKED");
4875 case WM_USER+1000+11: return wxT("TB_ISBUTTONPRESSED");
4876 case WM_USER+1000+12: return wxT("TB_ISBUTTONHIDDEN");
4877 case WM_USER+1000+13: return wxT("TB_ISBUTTONINDETERMINATE");
4878 case WM_USER+1000+17: return wxT("TB_SETSTATE");
4879 case WM_USER+1000+18: return wxT("TB_GETSTATE");
4880 case WM_USER+1000+19: return wxT("TB_ADDBITMAP");
4881 case WM_USER+1000+20: return wxT("TB_ADDBUTTONS");
4882 case WM_USER+1000+21: return wxT("TB_INSERTBUTTON");
4883 case WM_USER+1000+22: return wxT("TB_DELETEBUTTON");
4884 case WM_USER+1000+23: return wxT("TB_GETBUTTON");
4885 case WM_USER+1000+24: return wxT("TB_BUTTONCOUNT");
4886 case WM_USER+1000+25: return wxT("TB_COMMANDTOINDEX");
4887 case WM_USER+1000+26: return wxT("TB_SAVERESTOREA");
4888 case WM_USER+1000+76: return wxT("TB_SAVERESTOREW");
4889 case WM_USER+1000+27: return wxT("TB_CUSTOMIZE");
4890 case WM_USER+1000+28: return wxT("TB_ADDSTRINGA");
4891 case WM_USER+1000+77: return wxT("TB_ADDSTRINGW");
4892 case WM_USER+1000+29: return wxT("TB_GETITEMRECT");
4893 case WM_USER+1000+30: return wxT("TB_BUTTONSTRUCTSIZE");
4894 case WM_USER+1000+31: return wxT("TB_SETBUTTONSIZE");
4895 case WM_USER+1000+32: return wxT("TB_SETBITMAPSIZE");
4896 case WM_USER+1000+33: return wxT("TB_AUTOSIZE");
4897 case WM_USER+1000+35: return wxT("TB_GETTOOLTIPS");
4898 case WM_USER+1000+36: return wxT("TB_SETTOOLTIPS");
4899 case WM_USER+1000+37: return wxT("TB_SETPARENT");
4900 case WM_USER+1000+39: return wxT("TB_SETROWS");
4901 case WM_USER+1000+40: return wxT("TB_GETROWS");
4902 case WM_USER+1000+42: return wxT("TB_SETCMDID");
4903 case WM_USER+1000+43: return wxT("TB_CHANGEBITMAP");
4904 case WM_USER+1000+44: return wxT("TB_GETBITMAP");
4905 case WM_USER+1000+45: return wxT("TB_GETBUTTONTEXTA");
4906 case WM_USER+1000+75: return wxT("TB_GETBUTTONTEXTW");
4907 case WM_USER+1000+46: return wxT("TB_REPLACEBITMAP");
4908 case WM_USER+1000+47: return wxT("TB_SETINDENT");
4909 case WM_USER+1000+48: return wxT("TB_SETIMAGELIST");
4910 case WM_USER+1000+49: return wxT("TB_GETIMAGELIST");
4911 case WM_USER+1000+50: return wxT("TB_LOADIMAGES");
4912 case WM_USER+1000+51: return wxT("TB_GETRECT");
4913 case WM_USER+1000+52: return wxT("TB_SETHOTIMAGELIST");
4914 case WM_USER+1000+53: return wxT("TB_GETHOTIMAGELIST");
4915 case WM_USER+1000+54: return wxT("TB_SETDISABLEDIMAGELIST");
4916 case WM_USER+1000+55: return wxT("TB_GETDISABLEDIMAGELIST");
4917 case WM_USER+1000+56: return wxT("TB_SETSTYLE");
4918 case WM_USER+1000+57: return wxT("TB_GETSTYLE");
4919 case WM_USER+1000+58: return wxT("TB_GETBUTTONSIZE");
4920 case WM_USER+1000+59: return wxT("TB_SETBUTTONWIDTH");
4921 case WM_USER+1000+60: return wxT("TB_SETMAXTEXTROWS");
4922 case WM_USER+1000+61: return wxT("TB_GETTEXTROWS");
4923 case WM_USER+1000+41: return wxT("TB_GETBITMAPFLAGS");
4924 }
4925
4926 static wxString s_szBuf;
4927 s_szBuf.Printf(wxT("<unknown message = %d>"), nMessage);
4928 return s_szBuf.c_str();
4929
4930 } // end of wxGetMessageName
4931
4932 #endif // __WXDEBUG__
4933
4934 // Unused?
4935 #if 0
4936 static void TranslateKbdEventToMouse(
4937 wxWindow* pWin
4938 , int* pX
4939 , int* pY
4940 , ULONG* pFlags
4941 )
4942 {
4943 //
4944 // Construct the key mask
4945 ULONG& fwKeys = *pFlags;
4946
4947 fwKeys = VK_BUTTON2;
4948 if ((::WinGetKeyState(HWND_DESKTOP, VK_CTRL) & 0x100) != 0)
4949 fwKeys |= VK_CTRL;
4950 if ((::WinGetKeyState(HWND_DESKTOP, VK_SHIFT) & 0x100) != 0)
4951 fwKeys |= VK_SHIFT;
4952
4953 //
4954 // Simulate right mouse button click
4955 //
4956 POINTL vPoint;
4957
4958 ::WinQueryMsgPos(vHabmain, &vPoint);
4959 *pX = vPoint.x;
4960 *pY = vPoint.y;
4961
4962 pWin->ScreenToClient(pX, pY);
4963 } // end of TranslateKbdEventToMouse
4964 #endif
4965
4966 // Find the wxWindow at the current mouse position, returning the mouse
4967 // position.
4968 wxWindow* wxFindWindowAtPointer(wxPoint& WXUNUSED(rPt))
4969 {
4970 return wxFindWindowAtPoint(wxGetMousePosition());
4971 }
4972
4973 wxWindow* wxFindWindowAtPoint(const wxPoint& rPt)
4974 {
4975 POINTL vPt2;
4976
4977 vPt2.x = rPt.x;
4978 vPt2.y = rPt.y;
4979
4980 HWND hWndHit = ::WinWindowFromPoint(HWND_DESKTOP, &vPt2, FALSE);
4981 wxWindow* pWin = wxFindWinFromHandle((WXHWND)hWndHit) ;
4982 HWND hWnd = hWndHit;
4983
4984 //
4985 // Try to find a window with a wxWindow associated with it
4986 //
4987 while (!pWin && (hWnd != 0))
4988 {
4989 hWnd = ::WinQueryWindow(hWnd, QW_PARENT);
4990 pWin = wxFindWinFromHandle((WXHWND)hWnd) ;
4991 }
4992 return pWin;
4993 }
4994
4995 // Get the current mouse position.
4996 wxPoint wxGetMousePosition()
4997 {
4998 POINTL vPt;
4999
5000 ::WinQueryPointerPos(HWND_DESKTOP, &vPt);
5001 return wxPoint(vPt.x, vPt.y);
5002 }
5003
5004 wxMouseState wxGetMouseState()
5005 {
5006 wxMouseState ms;
5007 wxPoint pt = wxGetMousePosition();
5008 ms.SetX(pt.x);
5009 ms.SetY(pt.y);
5010 ms.SetLeftDown(IsKeyDown(VK_BUTTON1));
5011 ms.SetMiddleDown(IsKeyDown(VK_BUTTON3));
5012 ms.SetRightDown(IsKeyDown(VK_BUTTON2));
5013 ms.SetControlDown(IsCtrlDown());
5014 ms.SetShiftDown(IsShiftDown());
5015 ms.SetAltDown(IsKeyDown(VK_ALT)|IsKeyDown(VK_ALTGRAF));
5016 ms.SetMetaDown(IsKeyDown(VK_ALTGRAF));
5017 return ms;
5018 }
5019
5020
5021 wxWindowOS2* FindWindowForMouseEvent( wxWindow* pWin,
5022 short* WXUNUSED(pnX),
5023 short* WXUNUSED(pnY) )
5024 {
5025 HWND hWnd = GetHwndOf(pWin);
5026 HWND hWndUnderMouse;
5027 POINTL vPoint;
5028 BOOL rcEnabled = FALSE;
5029 BOOL rcVisible = FALSE;
5030
5031 ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
5032 hWndUnderMouse = ::WinWindowFromPoint(HWND_DESKTOP, &vPoint, TRUE);
5033 if (hWndUnderMouse != HWND_DESKTOP)
5034 {
5035 wxWindow* pWinUnderMouse = wxFindWinFromHandle((WXHWND)hWndUnderMouse);
5036
5037 if (pWinUnderMouse)
5038 {
5039 wxWindowList::compatibility_iterator current = pWinUnderMouse->GetChildren().GetFirst();
5040 wxWindow* pGrandChild = NULL;
5041 RECTL vRect;
5042 POINTL vPoint2;
5043
5044 ::WinMapWindowPoints(HWND_DESKTOP, hWndUnderMouse, &vPoint, 1);
5045 //
5046 // Find a child window mouse might be under
5047 //
5048 while (current)
5049 {
5050 wxWindow* pChild = current->GetData();
5051
5052 vPoint2.x = vPoint.x;
5053 vPoint2.y = vPoint.y;
5054 ::WinMapWindowPoints(hWndUnderMouse, pChild->GetHWND(), &vPoint2, 1);
5055 ::WinQueryWindowRect(pChild->GetHWND(), &vRect);
5056 if (::WinPtInRect(vHabmain, &vRect, &vPoint2))
5057 {
5058 if (pChild->IsTopLevel())
5059 {
5060 POINTL vPoint3;
5061 wxWindowList::compatibility_iterator current2 =pChild->GetChildren().GetFirst();
5062
5063 while (current2)
5064 {
5065 wxWindow* pGrandChild = current2->GetData();
5066
5067 vPoint3.x = vPoint2.x;
5068 vPoint3.y = vPoint2.y;
5069 ::WinMapWindowPoints( pChild->GetHWND()
5070 ,pGrandChild->GetHWND()
5071 ,&vPoint3
5072 ,1
5073 );
5074 ::WinQueryWindowRect(pGrandChild->GetHWND(), &vRect);
5075 if (::WinPtInRect(vHabmain, &vRect, &vPoint3))
5076 {
5077 hWndUnderMouse = GetHwndOf(pGrandChild);
5078 pWinUnderMouse = pGrandChild;
5079 break;
5080 }
5081 current2 = current2->GetNext();
5082 }
5083 if (pGrandChild)
5084 break;
5085 }
5086 hWndUnderMouse = GetHwndOf(pChild);
5087 pWinUnderMouse = pChild;
5088 rcVisible = ::WinIsWindowVisible(hWndUnderMouse);
5089 rcEnabled = ::WinIsWindowEnabled(hWndUnderMouse);
5090 if (rcVisible && rcEnabled)
5091 break;
5092 }
5093 current = current->GetNext();
5094 }
5095 }
5096 }
5097 rcVisible = ::WinIsWindowVisible(hWndUnderMouse);
5098 rcEnabled = ::WinIsWindowEnabled(hWndUnderMouse);
5099
5100
5101 //
5102 // Check that we have a child window which is susceptible to receive mouse
5103 // events: for this it must be shown and enabled
5104 //
5105 if ( hWndUnderMouse &&
5106 hWndUnderMouse != hWnd &&
5107 rcVisible && rcEnabled)
5108 {
5109 wxWindow* pWinUnderMouse = wxFindWinFromHandle((WXHWND)hWndUnderMouse);
5110
5111 if (pWinUnderMouse)
5112 {
5113 //
5114 // Translate the mouse coords to the other window coords
5115 //
5116 pWin = pWinUnderMouse;
5117 }
5118 }
5119 return pWin;
5120 } // end of FindWindowForMouseEvent
wxWidgets (Impactor)