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[wxWidgets.git] / src / msw / window.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: windows.cpp
3 // Purpose: wxWindow
4 // Author: Julian Smart
5 // Modified by: VZ on 13.05.99: no more Default(), MSWOnXXX() reorganisation
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart and Markus Holzem
9 // Licence: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ===========================================================================
13 // declarations
14 // ===========================================================================
15
16 // ---------------------------------------------------------------------------
17 // headers
18 // ---------------------------------------------------------------------------
19
20 #ifdef __GNUG__
21 #pragma implementation "window.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26
27 #ifdef __BORLANDC__
28 #pragma hdrstop
29 #endif
30
31 #ifndef WX_PRECOMP
32 #include <windows.h>
33 #include "wx/msw/winundef.h"
34 #include "wx/window.h"
35 #include "wx/accel.h"
36 #include "wx/setup.h"
37 #include "wx/menu.h"
38 #include "wx/dc.h"
39 #include "wx/dcclient.h"
40 #include "wx/utils.h"
41 #include "wx/app.h"
42 #include "wx/panel.h"
43 #include "wx/layout.h"
44 #include "wx/dialog.h"
45 #include "wx/frame.h"
46 #include "wx/listbox.h"
47 #include "wx/button.h"
48 #include "wx/msgdlg.h"
49 #include "wx/settings.h"
50
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/menuitem.h"
63 #include "wx/log.h"
64
65 #include "wx/msw/private.h"
66
67 #if wxUSE_TOOLTIPS
68 #include "wx/tooltip.h"
69 #endif
70
71 #if wxUSE_CARET
72 #include "wx/caret.h"
73 #endif // wxUSE_CARET
74
75 #if wxUSE_SPINCTRL
76 #include "wx/spinctrl.h"
77 #endif // wxUSE_SPINCTRL
78
79 #include "wx/intl.h"
80 #include "wx/log.h"
81
82 #include "wx/textctrl.h"
83 #include "wx/notebook.h"
84
85 #include <string.h>
86
87 #ifndef __GNUWIN32_OLD__
88 #include <shellapi.h>
89 #include <mmsystem.h>
90 #endif
91
92 #ifdef __WIN32__
93 #include <windowsx.h>
94 #endif
95
96 #if !defined(__GNUWIN32_OLD__) && !defined(__TWIN32__)
97 #ifdef __WIN95__
98 #include <commctrl.h>
99 #endif
100 #else // broken compiler
101 #ifndef __TWIN32__
102 #include "wx/msw/gnuwin32/extra.h"
103 #endif
104 #endif
105
106 // This didn't appear in mingw until 2.95.2
107 #ifndef SIF_TRACKPOS
108 #define SIF_TRACKPOS 16
109 #endif
110
111 #if wxUSE_MOUSEWHEEL
112 #ifndef WM_MOUSEWHEEL
113 #define WM_MOUSEWHEEL 0x020A
114 #endif
115 #ifndef WHEEL_DELTA
116 #define WHEEL_DELTA 120
117 #endif
118 #ifndef SPI_GETWHEELSCROLLLINES
119 #define SPI_GETWHEELSCROLLLINES 104
120 #endif
121 #endif
122
123
124 // ---------------------------------------------------------------------------
125 // global variables
126 // ---------------------------------------------------------------------------
127
128 // the last Windows message we got (MT-UNSAFE)
129 extern MSG s_currentMsg;
130
131 wxMenu *wxCurrentPopupMenu = NULL;
132 extern wxList WXDLLEXPORT wxPendingDelete;
133 extern const wxChar *wxCanvasClassName;
134
135 // ---------------------------------------------------------------------------
136 // private functions
137 // ---------------------------------------------------------------------------
138
139 // the window proc for all our windows
140 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message,
141 WPARAM wParam, LPARAM lParam);
142
143 #ifdef __WXDEBUG__
144 const char *wxGetMessageName(int message);
145 #endif //__WXDEBUG__
146
147 void wxRemoveHandleAssociation(wxWindow *win);
148 void wxAssociateWinWithHandle(HWND hWnd, wxWindow *win);
149 wxWindow *wxFindWinFromHandle(WXHWND hWnd);
150
151 // this magical function is used to translate VK_APPS key presses to right
152 // mouse clicks
153 static void TranslateKbdEventToMouse(wxWindow *win, int *x, int *y, WPARAM *flags);
154
155 // get the text metrics for the current font
156 static TEXTMETRIC wxGetTextMetrics(const wxWindow *win);
157
158 // ---------------------------------------------------------------------------
159 // event tables
160 // ---------------------------------------------------------------------------
161
162 IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
163
164 BEGIN_EVENT_TABLE(wxWindow, wxWindowBase)
165 EVT_ERASE_BACKGROUND(wxWindow::OnEraseBackground)
166 EVT_SYS_COLOUR_CHANGED(wxWindow::OnSysColourChanged)
167 EVT_INIT_DIALOG(wxWindow::OnInitDialog)
168 EVT_IDLE(wxWindow::OnIdle)
169 EVT_SET_FOCUS(wxWindow::OnSetFocus)
170 END_EVENT_TABLE()
171
172 // ===========================================================================
173 // implementation
174 // ===========================================================================
175
176 // ---------------------------------------------------------------------------
177 // wxWindow utility functions
178 // ---------------------------------------------------------------------------
179
180 // Find an item given the MS Windows id
181 wxWindow *wxWindow::FindItem(long id) const
182 {
183 wxControl *item = wxDynamicThisCast(this, wxControl);
184 if ( item )
185 {
186 // i it we or one of our "internal" children?
187 if ( item->GetId() == id ||
188 (item->GetSubcontrols().Index(id) != wxNOT_FOUND) )
189 {
190 return item;
191 }
192 }
193
194 wxWindowList::Node *current = GetChildren().GetFirst();
195 while (current)
196 {
197 wxWindow *childWin = current->GetData();
198
199 wxWindow *wnd = childWin->FindItem(id);
200 if ( wnd )
201 return wnd;
202
203 current = current->GetNext();
204 }
205
206 return NULL;
207 }
208
209 // Find an item given the MS Windows handle
210 wxWindow *wxWindow::FindItemByHWND(WXHWND hWnd, bool controlOnly) const
211 {
212 wxWindowList::Node *current = GetChildren().GetFirst();
213 while (current)
214 {
215 wxWindow *parent = current->GetData();
216
217 // Do a recursive search.
218 wxWindow *wnd = parent->FindItemByHWND(hWnd);
219 if ( wnd )
220 return wnd;
221
222 if ( !controlOnly || parent->IsKindOf(CLASSINFO(wxControl)) )
223 {
224 wxWindow *item = current->GetData();
225 if ( item->GetHWND() == hWnd )
226 return item;
227 else
228 {
229 if ( item->ContainsHWND(hWnd) )
230 return item;
231 }
232 }
233
234 current = current->GetNext();
235 }
236 return NULL;
237 }
238
239 // Default command handler
240 bool wxWindow::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
241 {
242 return FALSE;
243 }
244
245 // ----------------------------------------------------------------------------
246 // constructors and such
247 // ----------------------------------------------------------------------------
248
249 void wxWindow::Init()
250 {
251 // generic
252 InitBase();
253
254 // MSW specific
255 m_doubleClickAllowed = 0;
256 m_winCaptured = FALSE;
257
258 m_isBeingDeleted = FALSE;
259 m_oldWndProc = 0;
260 m_useCtl3D = FALSE;
261 m_mouseInWindow = FALSE;
262
263 // wxWnd
264 m_hMenu = 0;
265
266 m_hWnd = 0;
267
268 // pass WM_GETDLGCODE to DefWindowProc()
269 m_lDlgCode = 0;
270
271 m_xThumbSize = 0;
272 m_yThumbSize = 0;
273 m_backgroundTransparent = FALSE;
274
275 // as all windows are created with WS_VISIBLE style...
276 m_isShown = TRUE;
277
278 #if wxUSE_MOUSEEVENT_HACK
279 m_lastMouseX =
280 m_lastMouseY = -1;
281 m_lastMouseEvent = -1;
282 #endif // wxUSE_MOUSEEVENT_HACK
283 }
284
285 // Destructor
286 wxWindow::~wxWindow()
287 {
288 m_isBeingDeleted = TRUE;
289
290 MSWDetachWindowMenu();
291
292 if ( m_parent )
293 m_parent->RemoveChild(this);
294
295 DestroyChildren();
296
297 if ( m_hWnd )
298 {
299 // VZ: test temp removed to understand what really happens here
300 //if (::IsWindow(GetHwnd()))
301 {
302 if ( !::DestroyWindow(GetHwnd()) )
303 wxLogLastError(wxT("DestroyWindow"));
304 }
305
306 // remove hWnd <-> wxWindow association
307 wxRemoveHandleAssociation(this);
308 }
309 }
310
311 // real construction (Init() must have been called before!)
312 bool wxWindow::Create(wxWindow *parent, wxWindowID id,
313 const wxPoint& pos,
314 const wxSize& size,
315 long style,
316 const wxString& name)
317 {
318 wxCHECK_MSG( parent, FALSE, wxT("can't create wxWindow without parent") );
319
320 if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) )
321 return FALSE;
322
323 parent->AddChild(this);
324
325 DWORD msflags = 0;
326 if ( style & wxBORDER )
327 msflags |= WS_BORDER;
328 /* Not appropriate for non-frame/dialog windows, and
329 may clash with other window styles.
330 if ( style & wxTHICK_FRAME )
331 msflags |= WS_THICKFRAME;
332 */
333 //msflags |= WS_CHILD /* | WS_CLIPSIBLINGS */ | WS_VISIBLE;
334 msflags |= WS_CHILD | WS_VISIBLE;
335 if ( style & wxCLIP_CHILDREN )
336 msflags |= WS_CLIPCHILDREN;
337 if ( style & wxCLIP_SIBLINGS )
338 msflags |= WS_CLIPSIBLINGS;
339
340 bool want3D;
341 WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
342
343 // Even with extended styles, need to combine with WS_BORDER
344 // for them to look right.
345 if ( want3D || (m_windowStyle & wxSIMPLE_BORDER) || (m_windowStyle & wxRAISED_BORDER ) ||
346 (m_windowStyle & wxSUNKEN_BORDER) || (m_windowStyle & wxDOUBLE_BORDER))
347 {
348 msflags |= WS_BORDER;
349 }
350
351 // calculate the value to return from WM_GETDLGCODE handler
352 if ( GetWindowStyleFlag() & wxWANTS_CHARS )
353 {
354 // want everything: i.e. all keys and WM_CHAR message
355 m_lDlgCode = DLGC_WANTARROWS | DLGC_WANTCHARS |
356 DLGC_WANTTAB | DLGC_WANTMESSAGE;
357 }
358
359 return MSWCreate(m_windowId, parent, wxCanvasClassName, this, NULL,
360 pos.x, pos.y,
361 WidthDefault(size.x), HeightDefault(size.y),
362 msflags, NULL, exStyle);
363 }
364
365 // ---------------------------------------------------------------------------
366 // basic operations
367 // ---------------------------------------------------------------------------
368
369 void wxWindow::SetFocus()
370 {
371 HWND hWnd = GetHwnd();
372 if ( hWnd )
373 ::SetFocus(hWnd);
374 }
375
376 // Get the window with the focus
377 wxWindow *wxWindowBase::FindFocus()
378 {
379 HWND hWnd = ::GetFocus();
380 if ( hWnd )
381 {
382 return wxFindWinFromHandle((WXHWND) hWnd);
383 }
384
385 return NULL;
386 }
387
388 bool wxWindow::Enable(bool enable)
389 {
390 if ( !wxWindowBase::Enable(enable) )
391 return FALSE;
392
393 HWND hWnd = GetHwnd();
394 if ( hWnd )
395 ::EnableWindow(hWnd, (BOOL)enable);
396
397 // VZ: no, this is a bad idea: imagine that you have a dialog with some
398 // disabled controls and disable it - you really wouldn't like the
399 // disabled controls eb reenabled too when you reenable the dialog!
400 #if 0
401 wxWindowList::Node *node = GetChildren().GetFirst();
402 while ( node )
403 {
404 wxWindow *child = node->GetData();
405 child->Enable(enable);
406
407 node = node->GetNext();
408 }
409 #endif // 0
410
411 return TRUE;
412 }
413
414 bool wxWindow::Show(bool show)
415 {
416 if ( !wxWindowBase::Show(show) )
417 return FALSE;
418
419 HWND hWnd = GetHwnd();
420 int cshow = show ? SW_SHOW : SW_HIDE;
421 ::ShowWindow(hWnd, cshow);
422
423 if ( show )
424 {
425 BringWindowToTop(hWnd);
426 }
427
428 return TRUE;
429 }
430
431 // Raise the window to the top of the Z order
432 void wxWindow::Raise()
433 {
434 ::BringWindowToTop(GetHwnd());
435 }
436
437 // Lower the window to the bottom of the Z order
438 void wxWindow::Lower()
439 {
440 ::SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0,
441 SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
442 }
443
444 void wxWindow::SetTitle( const wxString& title)
445 {
446 SetWindowText(GetHwnd(), title.c_str());
447 }
448
449 wxString wxWindow::GetTitle() const
450 {
451 return wxGetWindowText(GetHWND());
452 }
453
454 void wxWindow::CaptureMouse()
455 {
456 HWND hWnd = GetHwnd();
457 if ( hWnd && !m_winCaptured )
458 {
459 SetCapture(hWnd);
460 m_winCaptured = TRUE;
461 }
462 }
463
464 void wxWindow::ReleaseMouse()
465 {
466 if ( m_winCaptured )
467 {
468 ReleaseCapture();
469 m_winCaptured = FALSE;
470 }
471 }
472
473 bool wxWindow::SetFont(const wxFont& font)
474 {
475 if ( !wxWindowBase::SetFont(font) )
476 {
477 // nothing to do
478 return FALSE;
479 }
480
481 HWND hWnd = GetHwnd();
482 if ( hWnd != 0 )
483 {
484 WXHANDLE hFont = m_font.GetResourceHandle();
485
486 wxASSERT_MSG( hFont, wxT("should have valid font") );
487
488 ::SendMessage(hWnd, WM_SETFONT, (WPARAM)hFont, MAKELPARAM(TRUE, 0));
489 }
490
491 return TRUE;
492 }
493 bool wxWindow::SetCursor(const wxCursor& cursor)
494 {
495 if ( !wxWindowBase::SetCursor(cursor) )
496 {
497 // no change
498 return FALSE;
499 }
500
501 if ( m_cursor.Ok() )
502 {
503 HWND hWnd = GetHwnd();
504
505 // Change the cursor NOW if we're within the correct window
506 POINT point;
507 ::GetCursorPos(&point);
508
509 RECT rect;
510 ::GetWindowRect(hWnd, &rect);
511
512 if ( ::PtInRect(&rect, point) && !wxIsBusy() )
513 ::SetCursor(GetHcursorOf(m_cursor));
514 }
515
516 return TRUE;
517 }
518
519 void wxWindow::WarpPointer (int x_pos, int y_pos)
520 {
521 // Move the pointer to (x_pos,y_pos) coordinates. They are expressed in
522 // pixel coordinates, relatives to the canvas -- So, we first need to
523 // substract origin of the window, then convert to screen position
524
525 int x = x_pos; int y = y_pos;
526 RECT rect;
527 GetWindowRect (GetHwnd(), &rect);
528
529 x += rect.left;
530 y += rect.top;
531
532 SetCursorPos (x, y);
533 }
534
535 #if WXWIN_COMPATIBILITY
536 void wxWindow::MSWDeviceToLogical (float *x, float *y) const
537 {
538 }
539 #endif // WXWIN_COMPATIBILITY
540
541 // ---------------------------------------------------------------------------
542 // scrolling stuff
543 // ---------------------------------------------------------------------------
544
545 #if WXWIN_COMPATIBILITY
546 void wxWindow::SetScrollRange(int orient, int range, bool refresh)
547 {
548 #if defined(__WIN95__)
549
550 int range1 = range;
551
552 // Try to adjust the range to cope with page size > 1
553 // - a Windows API quirk
554 int pageSize = GetScrollPage(orient);
555 if ( pageSize > 1 && range > 0)
556 {
557 range1 += (pageSize - 1);
558 }
559
560 SCROLLINFO info;
561 int dir;
562
563 if ( orient == wxHORIZONTAL ) {
564 dir = SB_HORZ;
565 } else {
566 dir = SB_VERT;
567 }
568
569 info.cbSize = sizeof(SCROLLINFO);
570 info.nPage = pageSize; // Have to set this, or scrollbar goes awry
571 info.nMin = 0;
572 info.nMax = range1;
573 info.nPos = 0;
574 info.fMask = SIF_RANGE | SIF_PAGE;
575
576 HWND hWnd = GetHwnd();
577 if ( hWnd )
578 ::SetScrollInfo(hWnd, dir, &info, refresh);
579 #else
580 int wOrient;
581 if ( orient == wxHORIZONTAL )
582 wOrient = SB_HORZ;
583 else
584 wOrient = SB_VERT;
585
586 HWND hWnd = GetHwnd();
587 if ( hWnd )
588 ::SetScrollRange(hWnd, wOrient, 0, range, refresh);
589 #endif
590 }
591
592 void wxWindow::SetScrollPage(int orient, int page, bool refresh)
593 {
594 #if defined(__WIN95__)
595 SCROLLINFO info;
596 int dir;
597
598 if ( orient == wxHORIZONTAL ) {
599 dir = SB_HORZ;
600 m_xThumbSize = page;
601 } else {
602 dir = SB_VERT;
603 m_yThumbSize = page;
604 }
605
606 info.cbSize = sizeof(SCROLLINFO);
607 info.nPage = page;
608 info.nMin = 0;
609 info.fMask = SIF_PAGE;
610
611 HWND hWnd = GetHwnd();
612 if ( hWnd )
613 ::SetScrollInfo(hWnd, dir, &info, refresh);
614 #else
615 if ( orient == wxHORIZONTAL )
616 m_xThumbSize = page;
617 else
618 m_yThumbSize = page;
619 #endif
620 }
621
622 int wxWindow::OldGetScrollRange(int orient) const
623 {
624 int wOrient;
625 if ( orient == wxHORIZONTAL )
626 wOrient = SB_HORZ;
627 else
628 wOrient = SB_VERT;
629
630 #if __WATCOMC__ && defined(__WINDOWS_386__)
631 short minPos, maxPos;
632 #else
633 int minPos, maxPos;
634 #endif
635 HWND hWnd = GetHwnd();
636 if ( hWnd )
637 {
638 ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
639 #if defined(__WIN95__)
640 // Try to adjust the range to cope with page size > 1
641 // - a Windows API quirk
642 int pageSize = GetScrollPage(orient);
643 if ( pageSize > 1 )
644 {
645 maxPos -= (pageSize - 1);
646 }
647 #endif
648 return maxPos;
649 }
650 else
651 return 0;
652 }
653
654 int wxWindow::GetScrollPage(int orient) const
655 {
656 if ( orient == wxHORIZONTAL )
657 return m_xThumbSize;
658 else
659 return m_yThumbSize;
660 }
661
662 #endif // WXWIN_COMPATIBILITY
663
664 int wxWindow::GetScrollPos(int orient) const
665 {
666 int wOrient;
667 if ( orient == wxHORIZONTAL )
668 wOrient = SB_HORZ;
669 else
670 wOrient = SB_VERT;
671 HWND hWnd = GetHwnd();
672 if ( hWnd )
673 {
674 return ::GetScrollPos(hWnd, wOrient);
675 }
676 else
677 return 0;
678 }
679
680 // This now returns the whole range, not just the number
681 // of positions that we can scroll.
682 int wxWindow::GetScrollRange(int orient) const
683 {
684 int wOrient;
685 if ( orient == wxHORIZONTAL )
686 wOrient = SB_HORZ;
687 else
688 wOrient = SB_VERT;
689
690 #if __WATCOMC__ && defined(__WINDOWS_386__)
691 short minPos, maxPos;
692 #else
693 int minPos, maxPos;
694 #endif
695 HWND hWnd = GetHwnd();
696 if ( hWnd )
697 {
698 ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
699 #if defined(__WIN95__)
700 // Try to adjust the range to cope with page size > 1
701 // - a Windows API quirk
702 int pageSize = GetScrollThumb(orient);
703 if ( pageSize > 1 )
704 {
705 maxPos -= (pageSize - 1);
706 }
707 // October 10th: new range concept.
708 maxPos += pageSize;
709 #endif
710
711 return maxPos;
712 }
713 else
714 return 0;
715 }
716
717 int wxWindow::GetScrollThumb(int orient) const
718 {
719 if ( orient == wxHORIZONTAL )
720 return m_xThumbSize;
721 else
722 return m_yThumbSize;
723 }
724
725 void wxWindow::SetScrollPos(int orient, int pos, bool refresh)
726 {
727 #if defined(__WIN95__)
728 SCROLLINFO info;
729 int dir;
730
731 if ( orient == wxHORIZONTAL ) {
732 dir = SB_HORZ;
733 } else {
734 dir = SB_VERT;
735 }
736
737 info.cbSize = sizeof(SCROLLINFO);
738 info.nPage = 0;
739 info.nMin = 0;
740 info.nPos = pos;
741 info.fMask = SIF_POS;
742
743 HWND hWnd = GetHwnd();
744 if ( hWnd )
745 ::SetScrollInfo(hWnd, dir, &info, refresh);
746 #else
747 int wOrient;
748 if ( orient == wxHORIZONTAL )
749 wOrient = SB_HORZ;
750 else
751 wOrient = SB_VERT;
752
753 HWND hWnd = GetHwnd();
754 if ( hWnd )
755 ::SetScrollPos(hWnd, wOrient, pos, refresh);
756 #endif
757 }
758
759 // New function that will replace some of the above.
760 void wxWindow::SetScrollbar(int orient, int pos, int thumbVisible,
761 int range, bool refresh)
762 {
763 #if defined(__WIN95__)
764 int oldRange = range - thumbVisible;
765
766 int range1 = oldRange;
767
768 // Try to adjust the range to cope with page size > 1
769 // - a Windows API quirk
770 int pageSize = thumbVisible;
771 if ( pageSize > 1 && range > 0)
772 {
773 range1 += (pageSize - 1);
774 }
775
776 SCROLLINFO info;
777 int dir;
778
779 if ( orient == wxHORIZONTAL ) {
780 dir = SB_HORZ;
781 } else {
782 dir = SB_VERT;
783 }
784
785 info.cbSize = sizeof(SCROLLINFO);
786 info.nPage = pageSize; // Have to set this, or scrollbar goes awry
787 info.nMin = 0;
788 info.nMax = range1;
789 info.nPos = pos;
790 info.fMask = SIF_RANGE | SIF_PAGE | SIF_POS;
791
792 HWND hWnd = GetHwnd();
793 if ( hWnd )
794 ::SetScrollInfo(hWnd, dir, &info, refresh);
795 #else
796 int wOrient;
797 if ( orient == wxHORIZONTAL )
798 wOrient = SB_HORZ;
799 else
800 wOrient = SB_VERT;
801
802 HWND hWnd = GetHwnd();
803 if ( hWnd )
804 {
805 ::SetScrollRange(hWnd, wOrient, 0, range, FALSE);
806 ::SetScrollPos(hWnd, wOrient, pos, refresh);
807 }
808 #endif
809 if ( orient == wxHORIZONTAL ) {
810 m_xThumbSize = thumbVisible;
811 } else {
812 m_yThumbSize = thumbVisible;
813 }
814 }
815
816 void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
817 {
818 RECT rect2;
819 if ( rect )
820 {
821 rect2.left = rect->x;
822 rect2.top = rect->y;
823 rect2.right = rect->x + rect->width;
824 rect2.bottom = rect->y + rect->height;
825 }
826
827 if ( rect )
828 ::ScrollWindow(GetHwnd(), dx, dy, &rect2, NULL);
829 else
830 ::ScrollWindow(GetHwnd(), dx, dy, NULL, NULL);
831 }
832
833 // ---------------------------------------------------------------------------
834 // subclassing
835 // ---------------------------------------------------------------------------
836
837 void wxWindow::SubclassWin(WXHWND hWnd)
838 {
839 wxASSERT_MSG( !m_oldWndProc, wxT("subclassing window twice?") );
840
841 HWND hwnd = (HWND)hWnd;
842 wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in SubclassWin") );
843
844 wxAssociateWinWithHandle(hwnd, this);
845
846 m_oldWndProc = (WXFARPROC) GetWindowLong(hwnd, GWL_WNDPROC);
847 SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc);
848 }
849
850 void wxWindow::UnsubclassWin()
851 {
852 wxRemoveHandleAssociation(this);
853
854 // Restore old Window proc
855 HWND hwnd = GetHwnd();
856 if ( hwnd )
857 {
858 m_hWnd = 0;
859
860 wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in UnsubclassWin") );
861
862 FARPROC farProc = (FARPROC) GetWindowLong(hwnd, GWL_WNDPROC);
863 if ( (m_oldWndProc != 0) && (farProc != (FARPROC) m_oldWndProc) )
864 {
865 SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc);
866 m_oldWndProc = 0;
867 }
868 }
869 }
870
871 // Make a Windows extended style from the given wxWindows window style
872 WXDWORD wxWindow::MakeExtendedStyle(long style, bool eliminateBorders)
873 {
874 WXDWORD exStyle = 0;
875 if ( style & wxTRANSPARENT_WINDOW )
876 exStyle |= WS_EX_TRANSPARENT;
877
878 if ( !eliminateBorders )
879 {
880 if ( style & wxSUNKEN_BORDER )
881 exStyle |= WS_EX_CLIENTEDGE;
882 if ( style & wxDOUBLE_BORDER )
883 exStyle |= WS_EX_DLGMODALFRAME;
884 #if defined(__WIN95__)
885 if ( style & wxRAISED_BORDER )
886 // It seems that WS_EX_WINDOWEDGE doesn't work, but WS_EX_DLGMODALFRAME does
887 exStyle |= WS_EX_DLGMODALFRAME; /* WS_EX_WINDOWEDGE */;
888 if ( style & wxSTATIC_BORDER )
889 exStyle |= WS_EX_STATICEDGE;
890 #endif
891 }
892 return exStyle;
893 }
894
895 // Determines whether native 3D effects or CTL3D should be used,
896 // applying a default border style if required, and returning an extended
897 // style to pass to CreateWindowEx.
898 WXDWORD wxWindow::Determine3DEffects(WXDWORD defaultBorderStyle,
899 bool *want3D) const
900 {
901 // If matches certain criteria, then assume no 3D effects
902 // unless specifically requested (dealt with in MakeExtendedStyle)
903 if ( !GetParent() || !IsKindOf(CLASSINFO(wxControl)) || (m_windowStyle & wxNO_BORDER) )
904 {
905 *want3D = FALSE;
906 return MakeExtendedStyle(m_windowStyle, FALSE);
907 }
908
909 // Determine whether we should be using 3D effects or not.
910 bool nativeBorder = FALSE; // by default, we don't want a Win95 effect
911
912 // 1) App can specify global 3D effects
913 *want3D = wxTheApp->GetAuto3D();
914
915 // 2) If the parent is being drawn with user colours, or simple border specified,
916 // switch effects off. TODO: replace wxUSER_COLOURS with wxNO_3D
917 if ( GetParent() && (GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS) || (m_windowStyle & wxSIMPLE_BORDER) )
918 *want3D = FALSE;
919
920 // 3) Control can override this global setting by defining
921 // a border style, e.g. wxSUNKEN_BORDER
922 if ( m_windowStyle & wxSUNKEN_BORDER )
923 *want3D = TRUE;
924
925 // 4) If it's a special border, CTL3D can't cope so we want a native border
926 if ( (m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) ||
927 (m_windowStyle & wxSTATIC_BORDER) )
928 {
929 *want3D = TRUE;
930 nativeBorder = TRUE;
931 }
932
933 // 5) If this isn't a Win95 app, and we are using CTL3D, remove border
934 // effects from extended style
935 #if wxUSE_CTL3D
936 if ( *want3D )
937 nativeBorder = FALSE;
938 #endif
939
940 DWORD exStyle = MakeExtendedStyle(m_windowStyle, !nativeBorder);
941
942 // If we want 3D, but haven't specified a border here,
943 // apply the default border style specified.
944 // TODO what about non-Win95 WIN32? Does it have borders?
945 #if defined(__WIN95__) && !wxUSE_CTL3D
946 if ( defaultBorderStyle && (*want3D) && ! ((m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER ) ||
947 (m_windowStyle & wxSTATIC_BORDER) || (m_windowStyle & wxSIMPLE_BORDER) ))
948 exStyle |= defaultBorderStyle; // WS_EX_CLIENTEDGE;
949 #endif
950
951 return exStyle;
952 }
953
954 #if WXWIN_COMPATIBILITY
955 // If nothing defined for this, try the parent.
956 // E.g. we may be a button loaded from a resource, with no callback function
957 // defined.
958 void wxWindow::OnCommand(wxWindow& win, wxCommandEvent& event)
959 {
960 if ( GetEventHandler()->ProcessEvent(event) )
961 return;
962 if ( m_parent )
963 m_parent->GetEventHandler()->OnCommand(win, event);
964 }
965 #endif // WXWIN_COMPATIBILITY_2
966
967 #if WXWIN_COMPATIBILITY
968 wxObject* wxWindow::GetChild(int number) const
969 {
970 // Return a pointer to the Nth object in the Panel
971 wxNode *node = GetChildren().First();
972 int n = number;
973 while (node && n--)
974 node = node->Next();
975 if ( node )
976 {
977 wxObject *obj = (wxObject *)node->Data();
978 return(obj);
979 }
980 else
981 return NULL;
982 }
983 #endif // WXWIN_COMPATIBILITY
984
985 // Setup background and foreground colours correctly
986 void wxWindow::SetupColours()
987 {
988 if ( GetParent() )
989 SetBackgroundColour(GetParent()->GetBackgroundColour());
990 }
991
992 void wxWindow::OnIdle(wxIdleEvent& WXUNUSED(event))
993 {
994 // Check if we need to send a LEAVE event
995 if ( m_mouseInWindow )
996 {
997 POINT pt;
998 ::GetCursorPos(&pt);
999 if ( ::WindowFromPoint(pt) != GetHwnd() )
1000 {
1001 // Generate a LEAVE event
1002 m_mouseInWindow = FALSE;
1003
1004 // Unfortunately the mouse button and keyboard state may have changed
1005 // by the time the OnIdle function is called, so 'state' may be
1006 // meaningless.
1007 int state = 0;
1008 if ( wxIsShiftDown() )
1009 state |= MK_SHIFT;
1010 if ( wxIsCtrlDown() )
1011 state |= MK_CONTROL;
1012 if ( GetKeyState( VK_LBUTTON ) )
1013 state |= MK_LBUTTON;
1014 if ( GetKeyState( VK_MBUTTON ) )
1015 state |= MK_MBUTTON;
1016 if ( GetKeyState( VK_RBUTTON ) )
1017 state |= MK_RBUTTON;
1018
1019 wxMouseEvent event(wxEVT_LEAVE_WINDOW);
1020 InitMouseEvent(event, pt.x, pt.y, state);
1021
1022 (void)GetEventHandler()->ProcessEvent(event);
1023 }
1024 }
1025
1026 UpdateWindowUI();
1027 }
1028
1029 // Set this window to be the child of 'parent'.
1030 bool wxWindow::Reparent(wxWindowBase *parent)
1031 {
1032 if ( !wxWindowBase::Reparent(parent) )
1033 return FALSE;
1034
1035 HWND hWndChild = GetHwnd();
1036 HWND hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
1037
1038 ::SetParent(hWndChild, hWndParent);
1039
1040 return TRUE;
1041 }
1042
1043 void wxWindow::Clear()
1044 {
1045 wxClientDC dc(this);
1046 wxBrush brush(GetBackgroundColour(), wxSOLID);
1047 dc.SetBackground(brush);
1048 dc.Clear();
1049 }
1050
1051 void wxWindow::Refresh(bool eraseBack, const wxRect *rect)
1052 {
1053 HWND hWnd = GetHwnd();
1054 if ( hWnd )
1055 {
1056 if ( rect )
1057 {
1058 RECT mswRect;
1059 mswRect.left = rect->x;
1060 mswRect.top = rect->y;
1061 mswRect.right = rect->x + rect->width;
1062 mswRect.bottom = rect->y + rect->height;
1063
1064 ::InvalidateRect(hWnd, &mswRect, eraseBack);
1065 }
1066 else
1067 ::InvalidateRect(hWnd, NULL, eraseBack);
1068 }
1069 }
1070
1071 // ---------------------------------------------------------------------------
1072 // drag and drop
1073 // ---------------------------------------------------------------------------
1074
1075 #if wxUSE_DRAG_AND_DROP
1076
1077 void wxWindow::SetDropTarget(wxDropTarget *pDropTarget)
1078 {
1079 if ( m_dropTarget != 0 ) {
1080 m_dropTarget->Revoke(m_hWnd);
1081 delete m_dropTarget;
1082 }
1083
1084 m_dropTarget = pDropTarget;
1085 if ( m_dropTarget != 0 )
1086 m_dropTarget->Register(m_hWnd);
1087 }
1088
1089 #endif // wxUSE_DRAG_AND_DROP
1090
1091 // old style file-manager drag&drop support: we retain the old-style
1092 // DragAcceptFiles in parallel with SetDropTarget.
1093 void wxWindow::DragAcceptFiles(bool accept)
1094 {
1095 HWND hWnd = GetHwnd();
1096 if ( hWnd )
1097 ::DragAcceptFiles(hWnd, (BOOL)accept);
1098 }
1099
1100 // ----------------------------------------------------------------------------
1101 // tooltips
1102 // ----------------------------------------------------------------------------
1103
1104 #if wxUSE_TOOLTIPS
1105
1106 void wxWindow::DoSetToolTip(wxToolTip *tooltip)
1107 {
1108 wxWindowBase::DoSetToolTip(tooltip);
1109
1110 if ( m_tooltip )
1111 m_tooltip->SetWindow(this);
1112 }
1113
1114 #endif // wxUSE_TOOLTIPS
1115
1116 // ---------------------------------------------------------------------------
1117 // moving and resizing
1118 // ---------------------------------------------------------------------------
1119
1120 // Get total size
1121 void wxWindow::DoGetSize(int *x, int *y) const
1122 {
1123 HWND hWnd = GetHwnd();
1124 RECT rect;
1125 #ifdef __WIN16__
1126 ::GetWindowRect(hWnd, &rect);
1127 #else
1128 if ( !::GetWindowRect(hWnd, &rect) )
1129 {
1130 wxLogLastError(_T("GetWindowRect"));
1131 }
1132 #endif
1133 if ( x )
1134 *x = rect.right - rect.left;
1135 if ( y )
1136 *y = rect.bottom - rect.top;
1137 }
1138
1139 void wxWindow::DoGetPosition(int *x, int *y) const
1140 {
1141 HWND hWnd = GetHwnd();
1142
1143 RECT rect;
1144 GetWindowRect(hWnd, &rect);
1145
1146 POINT point;
1147 point.x = rect.left;
1148 point.y = rect.top;
1149
1150 // we do the adjustments with respect to the parent only for the "real"
1151 // children, not for the dialogs/frames
1152 if ( !IsTopLevel() )
1153 {
1154 HWND hParentWnd = 0;
1155 wxWindow *parent = GetParent();
1156 if ( parent )
1157 hParentWnd = GetWinHwnd(parent);
1158
1159 // Since we now have the absolute screen coords, if there's a parent we
1160 // must subtract its top left corner
1161 if ( hParentWnd )
1162 {
1163 ::ScreenToClient(hParentWnd, &point);
1164 }
1165
1166 if ( parent )
1167 {
1168 // We may be faking the client origin. So a window that's really at (0,
1169 // 30) may appear (to wxWin apps) to be at (0, 0).
1170 wxPoint pt(parent->GetClientAreaOrigin());
1171 point.x -= pt.x;
1172 point.y -= pt.y;
1173 }
1174 }
1175
1176 if ( x )
1177 *x = point.x;
1178 if ( y )
1179 *y = point.y;
1180 }
1181
1182 void wxWindow::DoScreenToClient(int *x, int *y) const
1183 {
1184 POINT pt;
1185 if ( x )
1186 pt.x = *x;
1187 if ( y )
1188 pt.y = *y;
1189
1190 HWND hWnd = GetHwnd();
1191 ::ScreenToClient(hWnd, &pt);
1192
1193 if ( x )
1194 *x = pt.x;
1195 if ( y )
1196 *y = pt.y;
1197 }
1198
1199 void wxWindow::DoClientToScreen(int *x, int *y) const
1200 {
1201 POINT pt;
1202 if ( x )
1203 pt.x = *x;
1204 if ( y )
1205 pt.y = *y;
1206
1207 HWND hWnd = GetHwnd();
1208 ::ClientToScreen(hWnd, &pt);
1209
1210 if ( x )
1211 *x = pt.x;
1212 if ( y )
1213 *y = pt.y;
1214 }
1215
1216 // Get size *available for subwindows* i.e. excluding menu bar etc.
1217 void wxWindow::DoGetClientSize(int *x, int *y) const
1218 {
1219 HWND hWnd = GetHwnd();
1220 RECT rect;
1221 ::GetClientRect(hWnd, &rect);
1222 if ( x )
1223 *x = rect.right;
1224 if ( y )
1225 *y = rect.bottom;
1226 }
1227
1228 void wxWindow::DoMoveWindow(int x, int y, int width, int height)
1229 {
1230 if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
1231 {
1232 wxLogLastError(wxT("MoveWindow"));
1233 }
1234 }
1235
1236 // set the size of the window: if the dimensions are positive, just use them,
1237 // but if any of them is equal to -1, it means that we must find the value for
1238 // it ourselves (unless sizeFlags contains wxSIZE_ALLOW_MINUS_ONE flag, in
1239 // which case -1 is a valid value for x and y)
1240 //
1241 // If sizeFlags contains wxSIZE_AUTO_WIDTH/HEIGHT flags (default), we calculate
1242 // the width/height to best suit our contents, otherwise we reuse the current
1243 // width/height
1244 void wxWindow::DoSetSize(int x, int y, int width, int height, int sizeFlags)
1245 {
1246 // get the current size and position...
1247 int currentX, currentY;
1248 GetPosition(&currentX, &currentY);
1249 int currentW,currentH;
1250 GetSize(&currentW, &currentH);
1251
1252 // ... and don't do anything (avoiding flicker) if it's already ok
1253 if ( x == currentX && y == currentY &&
1254 width == currentW && height == currentH )
1255 {
1256 return;
1257 }
1258
1259 if ( x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1260 x = currentX;
1261 if ( y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1262 y = currentY;
1263
1264 AdjustForParentClientOrigin(x, y, sizeFlags);
1265
1266 wxSize size(-1, -1);
1267 if ( width == -1 )
1268 {
1269 if ( sizeFlags & wxSIZE_AUTO_WIDTH )
1270 {
1271 size = DoGetBestSize();
1272 width = size.x;
1273 }
1274 else
1275 {
1276 // just take the current one
1277 width = currentW;
1278 }
1279 }
1280
1281 if ( height == -1 )
1282 {
1283 if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
1284 {
1285 if ( size.x == -1 )
1286 {
1287 size = DoGetBestSize();
1288 }
1289 //else: already called DoGetBestSize() above
1290
1291 height = size.y;
1292 }
1293 else
1294 {
1295 // just take the current one
1296 height = currentH;
1297 }
1298 }
1299
1300 DoMoveWindow(x, y, width, height);
1301 }
1302
1303 void wxWindow::DoSetClientSize(int width, int height)
1304 {
1305 wxWindow *parent = GetParent();
1306 HWND hWnd = GetHwnd();
1307 HWND hParentWnd = (HWND) 0;
1308 if ( parent )
1309 hParentWnd = (HWND) parent->GetHWND();
1310
1311 RECT rect;
1312 ::GetClientRect(hWnd, &rect);
1313
1314 RECT rect2;
1315 GetWindowRect(hWnd, &rect2);
1316
1317 // Find the difference between the entire window (title bar and all)
1318 // and the client area; add this to the new client size to move the
1319 // window
1320 int actual_width = rect2.right - rect2.left - rect.right + width;
1321 int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
1322
1323 // If there's a parent, must subtract the parent's top left corner
1324 // since MoveWindow moves relative to the parent
1325
1326 POINT point;
1327 point.x = rect2.left;
1328 point.y = rect2.top;
1329 if ( parent )
1330 {
1331 ::ScreenToClient(hParentWnd, &point);
1332 }
1333
1334 DoMoveWindow(point.x, point.y, actual_width, actual_height);
1335
1336 wxSizeEvent event(wxSize(width, height), m_windowId);
1337 event.SetEventObject(this);
1338 GetEventHandler()->ProcessEvent(event);
1339 }
1340
1341 // For implementation purposes - sometimes decorations make the client area
1342 // smaller
1343 wxPoint wxWindow::GetClientAreaOrigin() const
1344 {
1345 return wxPoint(0, 0);
1346 }
1347
1348 // Makes an adjustment to the window position (for example, a frame that has
1349 // a toolbar that it manages itself).
1350 void wxWindow::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags)
1351 {
1352 // don't do it for the dialogs/frames - they float independently of their
1353 // parent
1354 if ( !IsTopLevel() )
1355 {
1356 wxWindow *parent = GetParent();
1357 if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
1358 {
1359 wxPoint pt(parent->GetClientAreaOrigin());
1360 x += pt.x; y += pt.y;
1361 }
1362 }
1363 }
1364
1365 // ---------------------------------------------------------------------------
1366 // text metrics
1367 // ---------------------------------------------------------------------------
1368
1369 int wxWindow::GetCharHeight() const
1370 {
1371 return wxGetTextMetrics(this).tmHeight;
1372 }
1373
1374 int wxWindow::GetCharWidth() const
1375 {
1376 // +1 is needed because Windows apparently adds it when calculating the
1377 // dialog units size in pixels
1378 #if wxDIALOG_UNIT_COMPATIBILITY
1379 return wxGetTextMetrics(this).tmAveCharWidth ;
1380 #else
1381 return wxGetTextMetrics(this).tmAveCharWidth + 1;
1382 #endif
1383 }
1384
1385 void wxWindow::GetTextExtent(const wxString& string,
1386 int *x, int *y,
1387 int *descent, int *externalLeading,
1388 const wxFont *theFont) const
1389 {
1390 const wxFont *fontToUse = theFont;
1391 if ( !fontToUse )
1392 fontToUse = &m_font;
1393
1394 HWND hWnd = GetHwnd();
1395 HDC dc = ::GetDC(hWnd);
1396
1397 HFONT fnt = 0;
1398 HFONT hfontOld = 0;
1399 if ( fontToUse && fontToUse->Ok() )
1400 {
1401 fnt = (HFONT)((wxFont *)fontToUse)->GetResourceHandle(); // const_cast
1402 if ( fnt )
1403 hfontOld = (HFONT)SelectObject(dc,fnt);
1404 }
1405
1406 SIZE sizeRect;
1407 TEXTMETRIC tm;
1408 GetTextExtentPoint(dc, string, (int)string.Length(), &sizeRect);
1409 GetTextMetrics(dc, &tm);
1410
1411 if ( fontToUse && fnt && hfontOld )
1412 SelectObject(dc, hfontOld);
1413
1414 ReleaseDC(hWnd, dc);
1415
1416 if ( x )
1417 *x = sizeRect.cx;
1418 if ( y )
1419 *y = sizeRect.cy;
1420 if ( descent )
1421 *descent = tm.tmDescent;
1422 if ( externalLeading )
1423 *externalLeading = tm.tmExternalLeading;
1424 }
1425
1426 #if wxUSE_CARET && WXWIN_COMPATIBILITY
1427 // ---------------------------------------------------------------------------
1428 // Caret manipulation
1429 // ---------------------------------------------------------------------------
1430
1431 void wxWindow::CreateCaret(int w, int h)
1432 {
1433 SetCaret(new wxCaret(this, w, h));
1434 }
1435
1436 void wxWindow::CreateCaret(const wxBitmap *WXUNUSED(bitmap))
1437 {
1438 wxFAIL_MSG("not implemented");
1439 }
1440
1441 void wxWindow::ShowCaret(bool show)
1442 {
1443 wxCHECK_RET( m_caret, "no caret to show" );
1444
1445 m_caret->Show(show);
1446 }
1447
1448 void wxWindow::DestroyCaret()
1449 {
1450 SetCaret(NULL);
1451 }
1452
1453 void wxWindow::SetCaretPos(int x, int y)
1454 {
1455 wxCHECK_RET( m_caret, "no caret to move" );
1456
1457 m_caret->Move(x, y);
1458 }
1459
1460 void wxWindow::GetCaretPos(int *x, int *y) const
1461 {
1462 wxCHECK_RET( m_caret, "no caret to get position of" );
1463
1464 m_caret->GetPosition(x, y);
1465 }
1466 #endif // wxUSE_CARET
1467
1468 // ---------------------------------------------------------------------------
1469 // popup menu
1470 // ---------------------------------------------------------------------------
1471
1472 bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
1473 {
1474 menu->SetInvokingWindow(this);
1475 menu->UpdateUI();
1476
1477 HWND hWnd = GetHwnd();
1478 HMENU hMenu = GetHmenuOf(menu);
1479 POINT point;
1480 point.x = x;
1481 point.y = y;
1482 ::ClientToScreen(hWnd, &point);
1483 wxCurrentPopupMenu = menu;
1484 ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
1485 wxYieldIfNeeded();
1486 wxCurrentPopupMenu = NULL;
1487
1488 menu->SetInvokingWindow(NULL);
1489
1490 return TRUE;
1491 }
1492
1493 // ===========================================================================
1494 // pre/post message processing
1495 // ===========================================================================
1496
1497 long wxWindow::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1498 {
1499 if ( m_oldWndProc )
1500 return ::CallWindowProc(CASTWNDPROC m_oldWndProc, GetHwnd(), (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam);
1501 else
1502 return ::DefWindowProc(GetHwnd(), nMsg, wParam, lParam);
1503 }
1504
1505 bool wxWindow::MSWProcessMessage(WXMSG* pMsg)
1506 {
1507 if ( m_hWnd != 0 && (GetWindowStyleFlag() & wxTAB_TRAVERSAL) )
1508 {
1509 // intercept dialog navigation keys
1510 MSG *msg = (MSG *)pMsg;
1511
1512 // here we try to do all the job which ::IsDialogMessage() usually does
1513 // internally
1514 #if 1
1515 bool bProcess = TRUE;
1516 if ( msg->message != WM_KEYDOWN )
1517 bProcess = FALSE;
1518
1519 if ( bProcess && (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
1520 bProcess = FALSE;
1521
1522 if ( bProcess )
1523 {
1524 bool bCtrlDown = wxIsCtrlDown();
1525 bool bShiftDown = wxIsShiftDown();
1526
1527 // WM_GETDLGCODE: ask the control if it wants the key for itself,
1528 // don't process it if it's the case (except for Ctrl-Tab/Enter
1529 // combinations which are always processed)
1530 LONG lDlgCode = 0;
1531 if ( !bCtrlDown )
1532 {
1533 lDlgCode = ::SendMessage(msg->hwnd, WM_GETDLGCODE, 0, 0);
1534 }
1535
1536 bool bForward = TRUE,
1537 bWindowChange = FALSE;
1538
1539 switch ( msg->wParam )
1540 {
1541 case VK_TAB:
1542 // assume that nobody wants Shift-TAB for himself - if we
1543 // don't do it there is no easy way for a control to grab
1544 // TABs but still let Shift-TAB work as navugation key
1545 if ( (lDlgCode & DLGC_WANTTAB) && !bShiftDown ) {
1546 bProcess = FALSE;
1547 }
1548 else {
1549 // Ctrl-Tab cycles thru notebook pages
1550 bWindowChange = bCtrlDown;
1551 bForward = !bShiftDown;
1552 }
1553 break;
1554
1555 case VK_UP:
1556 case VK_LEFT:
1557 if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1558 bProcess = FALSE;
1559 else
1560 bForward = FALSE;
1561 break;
1562
1563 case VK_DOWN:
1564 case VK_RIGHT:
1565 if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1566 bProcess = FALSE;
1567 break;
1568
1569 case VK_RETURN:
1570 {
1571 if ( (lDlgCode & DLGC_WANTMESSAGE) && !bCtrlDown )
1572 {
1573 // control wants to process Enter itself, don't
1574 // call IsDialogMessage() which would interpret
1575 // it
1576 return FALSE;
1577 }
1578 else if ( lDlgCode & DLGC_BUTTON )
1579 {
1580 // let IsDialogMessage() handle this for all
1581 // buttons except the owner-drawn ones which it
1582 // just seems to ignore
1583 long style = ::GetWindowLong(msg->hwnd, GWL_STYLE);
1584 if ( (style & BS_OWNERDRAW) == BS_OWNERDRAW )
1585 {
1586 // emulate the button click
1587 wxWindow *btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
1588 if ( btn )
1589 btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1590 }
1591
1592 bProcess = FALSE;
1593 }
1594 else
1595 {
1596 wxPanel *panel = wxDynamicThisCast(this, wxPanel);
1597 wxButton *btn = NULL;
1598 if ( panel )
1599 {
1600 // panel may have a default button which should
1601 // be activated by Enter
1602 btn = panel->GetDefaultItem();
1603 }
1604
1605 if ( btn && btn->IsEnabled() )
1606 {
1607 // if we do have a default button, do press it
1608 btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1609
1610 return TRUE;
1611 }
1612 // else: but if it does not it makes sense to make
1613 // it work like a TAB - and that's what we do.
1614 // Note that Ctrl-Enter always works this way.
1615 }
1616 }
1617 break;
1618
1619 default:
1620 bProcess = FALSE;
1621 }
1622
1623 if ( bProcess )
1624 {
1625 wxNavigationKeyEvent event;
1626 event.SetDirection(bForward);
1627 event.SetWindowChange(bWindowChange);
1628 event.SetEventObject(this);
1629
1630 if ( GetEventHandler()->ProcessEvent(event) )
1631 {
1632 wxButton *btn = wxDynamicCast(FindFocus(), wxButton);
1633 if ( btn )
1634 {
1635 // the button which has focus should be default
1636 btn->SetDefault();
1637 }
1638
1639 return TRUE;
1640 }
1641 }
1642 }
1643 #else
1644 // let ::IsDialogMessage() do almost everything and handle just the
1645 // things it doesn't here: Ctrl-TAB for switching notebook pages
1646 if ( msg->message == WM_KEYDOWN )
1647 {
1648 // don't process system keys here
1649 if ( !(HIWORD(msg->lParam) & KF_ALTDOWN) )
1650 {
1651 if ( (msg->wParam == VK_TAB) && wxIsCtrlDown() )
1652 {
1653 // find the first notebook parent and change its page
1654 wxWindow *win = this;
1655 wxNotebook *nbook = NULL;
1656 while ( win && !nbook )
1657 {
1658 nbook = wxDynamicCast(win, wxNotebook);
1659 win = win->GetParent();
1660 }
1661
1662 if ( nbook )
1663 {
1664 bool forward = !wxIsShiftDown();
1665
1666 nbook->AdvanceSelection(forward);
1667 }
1668 }
1669 }
1670 }
1671 #endif // 0
1672
1673 if ( ::IsDialogMessage(GetHwnd(), msg) )
1674 {
1675 // IsDialogMessage() did something...
1676 return TRUE;
1677 }
1678 }
1679
1680 #if wxUSE_TOOLTIPS
1681 if ( m_tooltip )
1682 {
1683 // relay mouse move events to the tooltip control
1684 MSG *msg = (MSG *)pMsg;
1685 if ( msg->message == WM_MOUSEMOVE )
1686 m_tooltip->RelayEvent(pMsg);
1687 }
1688 #endif // wxUSE_TOOLTIPS
1689
1690 return FALSE;
1691 }
1692
1693 bool wxWindow::MSWTranslateMessage(WXMSG* pMsg)
1694 {
1695 return m_acceleratorTable.Translate(this, pMsg);
1696 }
1697
1698 // ---------------------------------------------------------------------------
1699 // message params unpackers (different for Win16 and Win32)
1700 // ---------------------------------------------------------------------------
1701
1702 #ifdef __WIN32__
1703
1704 void wxWindow::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1705 WORD *id, WXHWND *hwnd, WORD *cmd)
1706 {
1707 *id = LOWORD(wParam);
1708 *hwnd = (WXHWND)lParam;
1709 *cmd = HIWORD(wParam);
1710 }
1711
1712 void wxWindow::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1713 WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1714 {
1715 *state = LOWORD(wParam);
1716 *minimized = HIWORD(wParam);
1717 *hwnd = (WXHWND)lParam;
1718 }
1719
1720 void wxWindow::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1721 WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1722 {
1723 *code = LOWORD(wParam);
1724 *pos = HIWORD(wParam);
1725 *hwnd = (WXHWND)lParam;
1726 }
1727
1728 void wxWindow::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1729 WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1730 {
1731 *nCtlColor = CTLCOLOR_BTN;
1732 *hwnd = (WXHWND)lParam;
1733 *hdc = (WXHDC)wParam;
1734 }
1735
1736 void wxWindow::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
1737 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
1738 {
1739 *item = (WXWORD)wParam;
1740 *flags = HIWORD(wParam);
1741 *hmenu = (WXHMENU)lParam;
1742 }
1743
1744 #else // Win16
1745
1746 void wxWindow::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1747 WXWORD *id, WXHWND *hwnd, WXWORD *cmd)
1748 {
1749 *id = (WXWORD)wParam;
1750 *hwnd = (WXHWND)LOWORD(lParam);
1751 *cmd = HIWORD(lParam);
1752 }
1753
1754 void wxWindow::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1755 WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1756 {
1757 *state = (WXWORD)wParam;
1758 *minimized = LOWORD(lParam);
1759 *hwnd = (WXHWND)HIWORD(lParam);
1760 }
1761
1762 void wxWindow::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1763 WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1764 {
1765 *code = (WXWORD)wParam;
1766 *pos = LOWORD(lParam);
1767 *hwnd = (WXHWND)HIWORD(lParam);
1768 }
1769
1770 void wxWindow::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1771 WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1772 {
1773 *hwnd = (WXHWND)LOWORD(lParam);
1774 *nCtlColor = (int)HIWORD(lParam);
1775 *hdc = (WXHDC)wParam;
1776 }
1777
1778 void wxWindow::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
1779 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
1780 {
1781 *item = (WXWORD)wParam;
1782 *flags = LOWORD(lParam);
1783 *hmenu = (WXHMENU)HIWORD(lParam);
1784 }
1785
1786 #endif // Win32/16
1787
1788 // ---------------------------------------------------------------------------
1789 // Main wxWindows window proc and the window proc for wxWindow
1790 // ---------------------------------------------------------------------------
1791
1792 // Hook for new window just as it's being created, when the window isn't yet
1793 // associated with the handle
1794 wxWindow *wxWndHook = NULL;
1795
1796 // Main window proc
1797 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
1798 {
1799 // trace all messages - useful for the debugging
1800 #ifdef __WXDEBUG__
1801 wxLogTrace(wxTraceMessages, wxT("Processing %s(wParam=%8lx, lParam=%8lx)"),
1802 wxGetMessageName(message), wParam, lParam);
1803 #endif // __WXDEBUG__
1804
1805 wxWindow *wnd = wxFindWinFromHandle((WXHWND) hWnd);
1806
1807 // when we get the first message for the HWND we just created, we associate
1808 // it with wxWindow stored in wxWndHook
1809 if ( !wnd && wxWndHook )
1810 {
1811 #if 0 // def __WXDEBUG__
1812 char buf[512];
1813 ::GetClassNameA((HWND) hWnd, buf, 512);
1814 wxString className(buf);
1815 #endif
1816
1817 wxAssociateWinWithHandle(hWnd, wxWndHook);
1818 wnd = wxWndHook;
1819 wxWndHook = NULL;
1820 wnd->SetHWND((WXHWND)hWnd);
1821 }
1822
1823 LRESULT rc;
1824
1825 // Stop right here if we don't have a valid handle in our wxWindow object.
1826 if ( wnd && !wnd->GetHWND() )
1827 {
1828 // FIXME: why do we do this?
1829 wnd->SetHWND((WXHWND) hWnd);
1830 rc = wnd->MSWDefWindowProc(message, wParam, lParam );
1831 wnd->SetHWND(0);
1832 }
1833 else
1834 {
1835 if ( wnd )
1836 rc = wnd->MSWWindowProc(message, wParam, lParam);
1837 else
1838 rc = DefWindowProc( hWnd, message, wParam, lParam );
1839 }
1840
1841 return rc;
1842 }
1843
1844 long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
1845 {
1846 // did we process the message?
1847 bool processed = FALSE;
1848
1849 // the return value
1850 union
1851 {
1852 bool allow;
1853 long result;
1854 WXHICON hIcon;
1855 WXHBRUSH hBrush;
1856 } rc;
1857
1858 // for most messages we should return 0 when we do process the message
1859 rc.result = 0;
1860
1861 switch ( message )
1862 {
1863 case WM_CREATE:
1864 {
1865 bool mayCreate;
1866 processed = HandleCreate((WXLPCREATESTRUCT)lParam, &mayCreate);
1867 if ( processed )
1868 {
1869 // return 0 to allow window creation
1870 rc.result = mayCreate ? 0 : -1;
1871 }
1872 }
1873 break;
1874
1875 case WM_DESTROY:
1876 processed = HandleDestroy();
1877 break;
1878
1879 case WM_MOVE:
1880 processed = HandleMove(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
1881 break;
1882
1883 case WM_SIZE:
1884 processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
1885 break;
1886
1887 case WM_ACTIVATE:
1888 {
1889 WXWORD state, minimized;
1890 WXHWND hwnd;
1891 UnpackActivate(wParam, lParam, &state, &minimized, &hwnd);
1892
1893 processed = HandleActivate(state, minimized != 0, (WXHWND)hwnd);
1894 }
1895 break;
1896
1897 case WM_SETFOCUS:
1898 processed = HandleSetFocus((WXHWND)(HWND)wParam);
1899 break;
1900
1901 case WM_KILLFOCUS:
1902 processed = HandleKillFocus((WXHWND)(HWND)wParam);
1903 break;
1904
1905 case WM_PAINT:
1906 processed = HandlePaint();
1907 break;
1908
1909 case WM_CLOSE:
1910 // don't let the DefWindowProc() destroy our window - we'll do it
1911 // ourselves in ~wxWindow
1912 processed = TRUE;
1913 rc.result = TRUE;
1914 break;
1915
1916 case WM_SHOWWINDOW:
1917 processed = HandleShow(wParam != 0, (int)lParam);
1918 break;
1919
1920 case WM_MOUSEMOVE:
1921 processed = HandleMouseMove(GET_X_LPARAM(lParam),
1922 GET_Y_LPARAM(lParam),
1923 wParam);
1924 break;
1925
1926 #if wxUSE_MOUSEWHEEL
1927 case WM_MOUSEWHEEL:
1928 processed = HandleMouseWheel(wParam, lParam);
1929 break;
1930 #endif
1931
1932 case WM_LBUTTONDOWN:
1933 // set focus to this window
1934 if (AcceptsFocus())
1935 SetFocus();
1936
1937 // fall through
1938
1939 case WM_LBUTTONUP:
1940 case WM_LBUTTONDBLCLK:
1941 case WM_RBUTTONDOWN:
1942 case WM_RBUTTONUP:
1943 case WM_RBUTTONDBLCLK:
1944 case WM_MBUTTONDOWN:
1945 case WM_MBUTTONUP:
1946 case WM_MBUTTONDBLCLK:
1947 processed = HandleMouseEvent(message,
1948 GET_X_LPARAM(lParam),
1949 GET_Y_LPARAM(lParam),
1950 wParam);
1951 break;
1952
1953 case MM_JOY1MOVE:
1954 case MM_JOY2MOVE:
1955 case MM_JOY1ZMOVE:
1956 case MM_JOY2ZMOVE:
1957 case MM_JOY1BUTTONDOWN:
1958 case MM_JOY2BUTTONDOWN:
1959 case MM_JOY1BUTTONUP:
1960 case MM_JOY2BUTTONUP:
1961 processed = HandleJoystickEvent(message,
1962 GET_X_LPARAM(lParam),
1963 GET_Y_LPARAM(lParam),
1964 wParam);
1965 break;
1966
1967 case WM_SYSCOMMAND:
1968 processed = HandleSysCommand(wParam, lParam);
1969 break;
1970
1971 case WM_COMMAND:
1972 {
1973 WORD id, cmd;
1974 WXHWND hwnd;
1975 UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
1976
1977 processed = HandleCommand(id, cmd, hwnd);
1978 }
1979 break;
1980
1981 #ifdef __WIN95__
1982 case WM_NOTIFY:
1983 processed = HandleNotify((int)wParam, lParam, &rc.result);
1984 break;
1985 #endif // Win95
1986
1987 // for these messages we must return TRUE if process the message
1988 case WM_DRAWITEM:
1989 case WM_MEASUREITEM:
1990 {
1991 int idCtrl = (UINT)wParam;
1992 if ( message == WM_DRAWITEM )
1993 {
1994 processed = MSWOnDrawItem(idCtrl,
1995 (WXDRAWITEMSTRUCT *)lParam);
1996 }
1997 else
1998 {
1999 processed = MSWOnMeasureItem(idCtrl,
2000 (WXMEASUREITEMSTRUCT *)lParam);
2001 }
2002
2003 if ( processed )
2004 rc.result = TRUE;
2005 }
2006 break;
2007
2008 case WM_GETDLGCODE:
2009 if ( m_lDlgCode )
2010 {
2011 rc.result = m_lDlgCode;
2012 processed = TRUE;
2013 }
2014 //else: get the dlg code from the DefWindowProc()
2015 break;
2016
2017 case WM_SYSKEYDOWN:
2018 case WM_KEYDOWN:
2019 // If this has been processed by an event handler,
2020 // return 0 now (we've handled it).
2021 if ( HandleKeyDown((WORD) wParam, lParam) )
2022 {
2023 processed = TRUE;
2024
2025 break;
2026 }
2027
2028 // we consider these message "not interesting" to OnChar
2029 if ( wParam == VK_SHIFT || wParam == VK_CONTROL )
2030 {
2031 processed = TRUE;
2032
2033 break;
2034 }
2035
2036 switch ( wParam )
2037 {
2038 // avoid duplicate messages to OnChar for these ASCII keys: they
2039 // will be translated by TranslateMessage() and received in WM_CHAR
2040 case VK_ESCAPE:
2041 case VK_SPACE:
2042 case VK_RETURN:
2043 case VK_BACK:
2044 case VK_TAB:
2045 case VK_ADD:
2046 case VK_SUBTRACT:
2047 // but set processed to FALSE, not TRUE to still pass them to
2048 // the control's default window proc - otherwise built-in
2049 // keyboard handling won't work
2050 processed = FALSE;
2051
2052 break;
2053
2054 #ifdef VK_APPS
2055 // special case of VK_APPS: treat it the same as right mouse
2056 // click because both usually pop up a context menu
2057 case VK_APPS:
2058 {
2059 WPARAM flags;
2060 int x, y;
2061
2062 TranslateKbdEventToMouse(this, &x, &y, &flags);
2063 processed = HandleMouseEvent(WM_RBUTTONDOWN, x, y, flags);
2064 }
2065 break;
2066 #endif // VK_APPS
2067
2068 case VK_LEFT:
2069 case VK_RIGHT:
2070 case VK_DOWN:
2071 case VK_UP:
2072 default:
2073 processed = HandleChar((WORD)wParam, lParam);
2074 }
2075 break;
2076
2077 case WM_SYSKEYUP:
2078 case WM_KEYUP:
2079 #ifdef VK_APPS
2080 // special case of VK_APPS: treat it the same as right mouse button
2081 if ( wParam == VK_APPS )
2082 {
2083 WPARAM flags;
2084 int x, y;
2085
2086 TranslateKbdEventToMouse(this, &x, &y, &flags);
2087 processed = HandleMouseEvent(WM_RBUTTONUP, x, y, flags);
2088 }
2089 else
2090 #endif // VK_APPS
2091 {
2092 processed = HandleKeyUp((WORD) wParam, lParam);
2093 }
2094 break;
2095
2096 case WM_SYSCHAR:
2097 case WM_CHAR: // Always an ASCII character
2098 processed = HandleChar((WORD)wParam, lParam, TRUE);
2099 break;
2100
2101 case WM_HSCROLL:
2102 case WM_VSCROLL:
2103 {
2104 WXWORD code, pos;
2105 WXHWND hwnd;
2106 UnpackScroll(wParam, lParam, &code, &pos, &hwnd);
2107
2108 processed = MSWOnScroll(message == WM_HSCROLL ? wxHORIZONTAL
2109 : wxVERTICAL,
2110 code, pos, hwnd);
2111 }
2112 break;
2113
2114 // CTLCOLOR messages are sent by children to query the parent for their
2115 // colors
2116 #ifdef __WIN32__
2117 case WM_CTLCOLORMSGBOX:
2118 case WM_CTLCOLOREDIT:
2119 case WM_CTLCOLORLISTBOX:
2120 case WM_CTLCOLORBTN:
2121 case WM_CTLCOLORDLG:
2122 case WM_CTLCOLORSCROLLBAR:
2123 case WM_CTLCOLORSTATIC:
2124 #else // Win16
2125 case WM_CTLCOLOR:
2126 #endif // Win32/16
2127 {
2128 WXWORD nCtlColor;
2129 WXHDC hdc;
2130 WXHWND hwnd;
2131 UnpackCtlColor(wParam, lParam, &nCtlColor, &hdc, &hwnd);
2132
2133 processed = HandleCtlColor(&rc.hBrush,
2134 (WXHDC)hdc,
2135 (WXHWND)hwnd,
2136 nCtlColor,
2137 message,
2138 wParam,
2139 lParam);
2140 }
2141 break;
2142
2143 // the return value for this message is ignored
2144 case WM_SYSCOLORCHANGE:
2145 processed = HandleSysColorChange();
2146 break;
2147
2148 case WM_PALETTECHANGED:
2149 processed = HandlePaletteChanged((WXHWND) (HWND) wParam);
2150 break;
2151
2152 case WM_QUERYNEWPALETTE:
2153 processed = HandleQueryNewPalette();
2154 break;
2155
2156 case WM_ERASEBKGND:
2157 processed = HandleEraseBkgnd((WXHDC)(HDC)wParam);
2158 if ( processed )
2159 {
2160 // we processed the message, i.e. erased the background
2161 rc.result = TRUE;
2162 }
2163 break;
2164
2165 case WM_DROPFILES:
2166 processed = HandleDropFiles(wParam);
2167 break;
2168
2169 case WM_INITDIALOG:
2170 processed = HandleInitDialog((WXHWND)(HWND)wParam);
2171
2172 if ( processed )
2173 {
2174 // we never set focus from here
2175 rc.result = FALSE;
2176 }
2177 break;
2178
2179 case WM_QUERYENDSESSION:
2180 processed = HandleQueryEndSession(lParam, &rc.allow);
2181 break;
2182
2183 case WM_ENDSESSION:
2184 processed = HandleEndSession(wParam != 0, lParam);
2185 break;
2186
2187 case WM_GETMINMAXINFO:
2188 processed = HandleGetMinMaxInfo((MINMAXINFO*)lParam);
2189 break;
2190
2191 case WM_SETCURSOR:
2192 processed = HandleSetCursor((WXHWND)(HWND)wParam,
2193 LOWORD(lParam), // hit test
2194 HIWORD(lParam)); // mouse msg
2195
2196 if ( processed )
2197 {
2198 // returning TRUE stops the DefWindowProc() from further
2199 // processing this message - exactly what we need because we've
2200 // just set the cursor.
2201 rc.result = TRUE;
2202 }
2203 break;
2204 #ifdef __WIN32__
2205 case WM_HELP:
2206 {
2207 HELPINFO* info = (HELPINFO*) lParam;
2208 // Don't yet process menu help events, just windows
2209 if (info->iContextType == HELPINFO_WINDOW)
2210 {
2211 wxWindow* subjectOfHelp = this;
2212 bool eventProcessed = FALSE;
2213 while (subjectOfHelp && !eventProcessed)
2214 {
2215 wxHelpEvent helpEvent(wxEVT_HELP, subjectOfHelp->GetId(), wxPoint(info->MousePos.x, info->MousePos.y) ) ; // info->iCtrlId);
2216 helpEvent.SetEventObject(this);
2217 eventProcessed = GetEventHandler()->ProcessEvent(helpEvent);
2218
2219 // Go up the window hierarchy until the event is handled (or not)
2220 subjectOfHelp = subjectOfHelp->GetParent();
2221 }
2222 processed = eventProcessed;
2223 }
2224 else if (info->iContextType == HELPINFO_MENUITEM)
2225 {
2226 wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId) ;
2227 helpEvent.SetEventObject(this);
2228 processed = GetEventHandler()->ProcessEvent(helpEvent);
2229 }
2230 else processed = FALSE;
2231 break;
2232 }
2233 #endif
2234 }
2235
2236 if ( !processed )
2237 {
2238 #ifdef __WXDEBUG__
2239 wxLogTrace(wxTraceMessages, wxT("Forwarding %s to DefWindowProc."),
2240 wxGetMessageName(message));
2241 #endif // __WXDEBUG__
2242 rc.result = MSWDefWindowProc(message, wParam, lParam);
2243 }
2244
2245 return rc.result;
2246 }
2247
2248 // Dialog window proc
2249 LONG APIENTRY _EXPORT
2250 wxDlgProc(HWND WXUNUSED(hWnd), UINT message, WPARAM WXUNUSED(wParam), LPARAM WXUNUSED(lParam))
2251 {
2252 if ( message == WM_INITDIALOG )
2253 {
2254 // for this message, returning TRUE tells system to set focus to the
2255 // first control in the dialog box
2256 return TRUE;
2257 }
2258 else
2259 {
2260 // for all the other ones, FALSE means that we didn't process the
2261 // message
2262 return 0;
2263 }
2264 }
2265
2266 wxList *wxWinHandleList = NULL;
2267 wxWindow *wxFindWinFromHandle(WXHWND hWnd)
2268 {
2269 wxNode *node = wxWinHandleList->Find((long)hWnd);
2270 if ( !node )
2271 return NULL;
2272 return (wxWindow *)node->Data();
2273 }
2274
2275 #if 0 // def __WXDEBUG__
2276 static int gs_AssociationCount = 0;
2277 #endif
2278
2279 void wxAssociateWinWithHandle(HWND hWnd, wxWindow *win)
2280 {
2281 // adding NULL hWnd is (first) surely a result of an error and
2282 // (secondly) breaks menu command processing
2283 wxCHECK_RET( hWnd != (HWND)NULL,
2284 wxT("attempt to add a NULL hWnd to window list ignored") );
2285
2286
2287 wxWindow *oldWin = wxFindWinFromHandle((WXHWND) hWnd);
2288 if ( oldWin && (oldWin != win) )
2289 {
2290 wxString str(win->GetClassInfo()->GetClassName());
2291 wxLogError(wxT("Bug! Found existing HWND %X for new window of class %s"), (int) hWnd, (const wxChar*) str);
2292 }
2293 else if (!oldWin)
2294 {
2295 #if 0 // def __WXDEBUG__
2296 gs_AssociationCount ++;
2297 wxLogDebug("+ Association %d", gs_AssociationCount);
2298 #endif
2299
2300 wxWinHandleList->Append((long)hWnd, win);
2301 }
2302 }
2303
2304 void wxRemoveHandleAssociation(wxWindow *win)
2305 {
2306 #if 0 // def __WXDEBUG__
2307 if (wxWinHandleList->Member(win))
2308 {
2309 wxLogDebug("- Association %d", gs_AssociationCount);
2310 gs_AssociationCount --;
2311 }
2312 #endif
2313 wxWinHandleList->DeleteObject(win);
2314 }
2315
2316 // Default destroyer - override if you destroy it in some other way
2317 // (e.g. with MDI child windows)
2318 void wxWindow::MSWDestroyWindow()
2319 {
2320 }
2321
2322 void wxWindow::MSWDetachWindowMenu()
2323 {
2324 if ( m_hMenu )
2325 {
2326 wxChar buf[1024];
2327 HMENU hMenu = (HMENU)m_hMenu;
2328
2329 int N = ::GetMenuItemCount(hMenu);
2330 for ( int i = 0; i < N; i++ )
2331 {
2332 if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) )
2333 {
2334 wxLogLastError(wxT("GetMenuString"));
2335
2336 continue;
2337 }
2338
2339 if ( wxStrcmp(buf, _("&Window")) == 0 )
2340 {
2341 if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) )
2342 {
2343 wxLogLastError(wxT("RemoveMenu"));
2344 }
2345
2346 break;
2347 }
2348 }
2349 }
2350 }
2351
2352 bool wxWindow::MSWCreate(int id,
2353 wxWindow *parent,
2354 const wxChar *wclass,
2355 wxWindow *WXUNUSED(wx_win),
2356 const wxChar *title,
2357 int x,
2358 int y,
2359 int width,
2360 int height,
2361 WXDWORD style,
2362 const wxChar *dialog_template,
2363 WXDWORD extendedStyle)
2364 {
2365 int x1 = CW_USEDEFAULT;
2366 int y1 = 0;
2367 int width1 = CW_USEDEFAULT;
2368 int height1 = 100;
2369
2370 // Find parent's size, if it exists, to set up a possible default
2371 // panel size the size of the parent window
2372 RECT parent_rect;
2373 if ( parent )
2374 {
2375 ::GetClientRect((HWND) parent->GetHWND(), &parent_rect);
2376
2377 width1 = parent_rect.right - parent_rect.left;
2378 height1 = parent_rect.bottom - parent_rect.top;
2379 }
2380
2381 if ( x != -1 )
2382 x1 = x;
2383 if ( y != -1 )
2384 y1 = y;
2385 if ( width != -1 )
2386 width1 = width;
2387 if ( height != -1 )
2388 height1 = height;
2389
2390 // unfortunately, setting WS_EX_CONTROLPARENT only for some windows in the
2391 // hierarchy with several embedded panels (and not all of them) causes the
2392 // program to hang during the next call to IsDialogMessage() due to the bug
2393 // in this function (at least in Windows NT 4.0, it seems to work ok in
2394 // Win2K)
2395 #if 0
2396 // if we have wxTAB_TRAVERSAL style, we want WS_EX_CONTROLPARENT or
2397 // IsDialogMessage() won't work for us
2398 if ( GetWindowStyleFlag() & wxTAB_TRAVERSAL )
2399 {
2400 extendedStyle |= WS_EX_CONTROLPARENT;
2401 }
2402 #endif // 0
2403
2404 HWND hParent = parent ? GetHwndOf(parent) : NULL;
2405
2406 wxWndHook = this;
2407
2408 if ( dialog_template )
2409 {
2410 // for the dialogs without wxDIALOG_NO_PARENT style, use the top level
2411 // app window as parent - this avoids creating modal dialogs without
2412 // parent
2413 if ( !hParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT) )
2414 {
2415 wxWindow *winTop = wxTheApp->GetTopWindow();
2416 if ( winTop )
2417 hParent = GetHwndOf(winTop);
2418 }
2419
2420 m_hWnd = (WXHWND)::CreateDialog(wxGetInstance(),
2421 dialog_template,
2422 hParent,
2423 (DLGPROC)wxDlgProc);
2424
2425 if ( m_hWnd == 0 )
2426 {
2427 wxLogError(_("Can't find dialog template '%s'!\nCheck resource include path for finding wx.rc."),
2428 dialog_template);
2429
2430 return FALSE;
2431 }
2432
2433 if ( extendedStyle != 0 )
2434 {
2435 ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, extendedStyle);
2436 ::SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0,
2437 SWP_NOSIZE |
2438 SWP_NOMOVE |
2439 SWP_NOZORDER |
2440 SWP_NOACTIVATE);
2441 }
2442
2443 #if defined(__WIN95__)
2444 // For some reason, the system menu is activated when we use the
2445 // WS_EX_CONTEXTHELP style, so let's set a reasonable icon
2446 if (extendedStyle & WS_EX_CONTEXTHELP)
2447 {
2448 wxFrame *winTop = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
2449 if ( winTop )
2450 {
2451 wxIcon icon = winTop->GetIcon();
2452 if ( icon.Ok() )
2453 {
2454 ::SendMessage(GetHwnd(), WM_SETICON,
2455 (WPARAM)TRUE,
2456 (LPARAM)GetHiconOf(icon));
2457 }
2458 }
2459 }
2460 #endif // __WIN95__
2461
2462
2463 // JACS: is the following still necessary? The above seems to work.
2464
2465 // ::SetWindowLong(GWL_EXSTYLE) doesn't work for the dialogs, so try
2466 // to take care of (at least some) extended style flags ourselves
2467 if ( extendedStyle & WS_EX_TOPMOST )
2468 {
2469 if ( !::SetWindowPos(GetHwnd(), HWND_TOPMOST, 0, 0, 0, 0,
2470 SWP_NOSIZE | SWP_NOMOVE) )
2471 {
2472 wxLogLastError(wxT("SetWindowPos"));
2473 }
2474 }
2475
2476 // move the dialog to its initial position without forcing repainting
2477 if ( !::MoveWindow(GetHwnd(), x1, y1, width1, height1, FALSE) )
2478 {
2479 wxLogLastError(wxT("MoveWindow"));
2480 }
2481 }
2482 else // creating a normal window, not a dialog
2483 {
2484 int controlId = 0;
2485 if ( style & WS_CHILD )
2486 controlId = id;
2487
2488 if ( GetWindowStyleFlag() & wxCLIP_SIBLINGS )
2489 style |= WS_CLIPSIBLINGS;
2490
2491 wxString className(wclass);
2492 if ( GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE )
2493 {
2494 className += wxT("NR");
2495 }
2496
2497 m_hWnd = (WXHWND)CreateWindowEx(extendedStyle,
2498 className,
2499 title ? title : wxT(""),
2500 style,
2501 x1, y1,
2502 width1, height1,
2503 hParent, (HMENU)controlId,
2504 wxGetInstance(),
2505 NULL);
2506
2507 if ( !m_hWnd )
2508 {
2509 wxLogError(_("Can't create window of class %s!\nPossible Windows 3.x compatibility problem?"),
2510 wclass);
2511
2512 return FALSE;
2513 }
2514 }
2515
2516 wxWndHook = NULL;
2517
2518 #ifdef __WXDEBUG__
2519 wxNode* node = wxWinHandleList->Member(this);
2520 if (node)
2521 {
2522 HWND hWnd = (HWND) node->GetKeyInteger();
2523 if (hWnd != (HWND) m_hWnd)
2524 {
2525 wxLogError(wxT("A second HWND association is being added for the same window!"));
2526 }
2527 }
2528 #endif // Debug
2529
2530 wxAssociateWinWithHandle((HWND) m_hWnd, this);
2531
2532 SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
2533
2534 return TRUE;
2535 }
2536
2537 // ===========================================================================
2538 // MSW message handlers
2539 // ===========================================================================
2540
2541 // ---------------------------------------------------------------------------
2542 // WM_NOTIFY
2543 // ---------------------------------------------------------------------------
2544
2545 #ifdef __WIN95__
2546 // FIXME: VZ: I'm not sure at all that the order of processing is correct
2547 bool wxWindow::HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
2548 {
2549 LPNMHDR hdr = (LPNMHDR)lParam;
2550 HWND hWnd = hdr->hwndFrom;
2551 wxWindow *win = wxFindWinFromHandle((WXHWND)hWnd);
2552
2553 // is this one of our windows?
2554 if ( win )
2555 {
2556 return win->MSWOnNotify(idCtrl, lParam, result);
2557 }
2558
2559 // try all our children
2560 wxWindowList::Node *node = GetChildren().GetFirst();
2561 while ( node )
2562 {
2563 wxWindow *child = node->GetData();
2564 if ( child->MSWOnNotify(idCtrl, lParam, result) )
2565 {
2566 return TRUE;
2567 }
2568
2569 node = node->GetNext();
2570 }
2571
2572 // finally try this window too (catches toolbar case)
2573 return MSWOnNotify(idCtrl, lParam, result);
2574 }
2575
2576 bool wxWindow::MSWOnNotify(int WXUNUSED(idCtrl),
2577 WXLPARAM lParam,
2578 WXLPARAM* WXUNUSED(result))
2579 {
2580 #if wxUSE_TOOLTIPS
2581 NMHDR* hdr = (NMHDR *)lParam;
2582 if ( (int)hdr->code == TTN_NEEDTEXT && m_tooltip )
2583 {
2584 TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam;
2585 ttt->lpszText = (wxChar *)m_tooltip->GetTip().c_str();
2586
2587 // processed
2588 return TRUE;
2589 }
2590 #endif // wxUSE_TOOLTIPS
2591
2592 return FALSE;
2593 }
2594 #endif // __WIN95__
2595
2596 // ---------------------------------------------------------------------------
2597 // end session messages
2598 // ---------------------------------------------------------------------------
2599
2600 bool wxWindow::HandleQueryEndSession(long logOff, bool *mayEnd)
2601 {
2602 wxCloseEvent event(wxEVT_QUERY_END_SESSION, -1);
2603 event.SetEventObject(wxTheApp);
2604 event.SetCanVeto(TRUE);
2605 event.SetLoggingOff(logOff == (long)ENDSESSION_LOGOFF);
2606
2607 bool rc = wxTheApp->ProcessEvent(event);
2608
2609 if ( rc )
2610 {
2611 // we may end only if the app didn't veto session closing (double
2612 // negation...)
2613 *mayEnd = !event.GetVeto();
2614 }
2615
2616 return rc;
2617 }
2618
2619 bool wxWindow::HandleEndSession(bool endSession, long logOff)
2620 {
2621 // do nothing if the session isn't ending
2622 if ( !endSession )
2623 return FALSE;
2624
2625 wxCloseEvent event(wxEVT_END_SESSION, -1);
2626 event.SetEventObject(wxTheApp);
2627 event.SetCanVeto(FALSE);
2628 event.SetLoggingOff( (logOff == (long)ENDSESSION_LOGOFF) );
2629 if ( (this == wxTheApp->GetTopWindow()) && // Only send once
2630 wxTheApp->ProcessEvent(event))
2631 {
2632 }
2633 return TRUE;
2634 }
2635
2636 // ---------------------------------------------------------------------------
2637 // window creation/destruction
2638 // ---------------------------------------------------------------------------
2639
2640 bool wxWindow::HandleCreate(WXLPCREATESTRUCT WXUNUSED(cs), bool *mayCreate)
2641 {
2642 // TODO: should generate this event from WM_NCCREATE
2643 wxWindowCreateEvent event(this);
2644 (void)GetEventHandler()->ProcessEvent(event);
2645
2646 *mayCreate = TRUE;
2647
2648 return TRUE;
2649 }
2650
2651 bool wxWindow::HandleDestroy()
2652 {
2653 wxWindowDestroyEvent event(this);
2654 (void)GetEventHandler()->ProcessEvent(event);
2655
2656 // delete our drop target if we've got one
2657 #if wxUSE_DRAG_AND_DROP
2658 if ( m_dropTarget != NULL )
2659 {
2660 m_dropTarget->Revoke(m_hWnd);
2661
2662 delete m_dropTarget;
2663 m_dropTarget = NULL;
2664 }
2665 #endif // wxUSE_DRAG_AND_DROP
2666
2667 // WM_DESTROY handled
2668 return TRUE;
2669 }
2670
2671 // ---------------------------------------------------------------------------
2672 // activation/focus
2673 // ---------------------------------------------------------------------------
2674
2675 void wxWindow::OnSetFocus(wxFocusEvent& event)
2676 {
2677 // panel wants to track the window which was the last to have focus in it,
2678 // so we want to set ourselves as the window which last had focus
2679 //
2680 // notice that it's also important to do it upwards the tree becaus
2681 // otherwise when the top level panel gets focus, it won't set it back to
2682 // us, but to some other sibling
2683 wxWindow *win = this;
2684 while ( win )
2685 {
2686 wxWindow *parent = win->GetParent();
2687 wxPanel *panel = wxDynamicCast(parent, wxPanel);
2688 if ( panel )
2689 {
2690 panel->SetLastFocus(win);
2691 }
2692
2693 win = parent;
2694 }
2695
2696 wxLogTrace(_T("focus"), _T("%s (0x%08x) gets focus"),
2697 GetClassInfo()->GetClassName(), GetHandle());
2698
2699 event.Skip();
2700 }
2701
2702 bool wxWindow::HandleActivate(int state,
2703 bool WXUNUSED(minimized),
2704 WXHWND WXUNUSED(activate))
2705 {
2706 wxActivateEvent event(wxEVT_ACTIVATE,
2707 (state == WA_ACTIVE) || (state == WA_CLICKACTIVE),
2708 m_windowId);
2709 event.SetEventObject(this);
2710
2711 return GetEventHandler()->ProcessEvent(event);
2712 }
2713
2714 bool wxWindow::HandleSetFocus(WXHWND WXUNUSED(hwnd))
2715 {
2716 #if wxUSE_CARET
2717 // Deal with caret
2718 if ( m_caret )
2719 {
2720 m_caret->OnSetFocus();
2721 }
2722 #endif // wxUSE_CARET
2723
2724 wxFocusEvent event(wxEVT_SET_FOCUS, m_windowId);
2725 event.SetEventObject(this);
2726
2727 return GetEventHandler()->ProcessEvent(event);
2728 }
2729
2730 bool wxWindow::HandleKillFocus(WXHWND WXUNUSED(hwnd))
2731 {
2732 #if wxUSE_CARET
2733 // Deal with caret
2734 if ( m_caret )
2735 {
2736 m_caret->OnKillFocus();
2737 }
2738 #endif // wxUSE_CARET
2739
2740 wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId);
2741 event.SetEventObject(this);
2742
2743 return GetEventHandler()->ProcessEvent(event);
2744 }
2745
2746 // ---------------------------------------------------------------------------
2747 // miscellaneous
2748 // ---------------------------------------------------------------------------
2749
2750 bool wxWindow::HandleShow(bool show, int WXUNUSED(status))
2751 {
2752 wxShowEvent event(GetId(), show);
2753 event.m_eventObject = this;
2754
2755 return GetEventHandler()->ProcessEvent(event);
2756 }
2757
2758 bool wxWindow::HandleInitDialog(WXHWND WXUNUSED(hWndFocus))
2759 {
2760 wxInitDialogEvent event(GetId());
2761 event.m_eventObject = this;
2762
2763 return GetEventHandler()->ProcessEvent(event);
2764 }
2765
2766 bool wxWindow::HandleDropFiles(WXWPARAM wParam)
2767 {
2768 HDROP hFilesInfo = (HDROP) wParam;
2769 POINT dropPoint;
2770 DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint);
2771
2772 // Get the total number of files dropped
2773 WORD gwFilesDropped = (WORD)::DragQueryFile
2774 (
2775 (HDROP)hFilesInfo,
2776 (UINT)-1,
2777 (LPTSTR)0,
2778 (UINT)0
2779 );
2780
2781 wxString *files = new wxString[gwFilesDropped];
2782 int wIndex;
2783 for (wIndex=0; wIndex < (int)gwFilesDropped; wIndex++)
2784 {
2785 DragQueryFile (hFilesInfo, wIndex, (LPTSTR) wxBuffer, 1000);
2786 files[wIndex] = wxBuffer;
2787 }
2788 DragFinish (hFilesInfo);
2789
2790 wxDropFilesEvent event(wxEVT_DROP_FILES, gwFilesDropped, files);
2791 event.m_eventObject = this;
2792 event.m_pos.x = dropPoint.x; event.m_pos.x = dropPoint.y;
2793
2794 bool rc = GetEventHandler()->ProcessEvent(event);
2795
2796 delete[] files;
2797
2798 return rc;
2799 }
2800
2801 bool wxWindow::HandleSetCursor(WXHWND WXUNUSED(hWnd),
2802 short nHitTest,
2803 int WXUNUSED(mouseMsg))
2804 {
2805 // the logic is as follows:
2806 // -1. don't set cursor for non client area, including but not limited to
2807 // the title bar, scrollbars, &c
2808 // 0. allow the user to override default behaviour by using EVT_SET_CURSOR
2809 // 1. if we have the cursor set it unless wxIsBusy()
2810 // 2. if we're a top level window, set some cursor anyhow
2811 // 3. if wxIsBusy(), set the busy cursor, otherwise the global one
2812
2813 if ( nHitTest != HTCLIENT )
2814 {
2815 return FALSE;
2816 }
2817
2818 HCURSOR hcursor = 0;
2819
2820 // first ask the user code - it may wish to set the cursor in some very
2821 // specific way (for example, depending on the current position)
2822 POINT pt;
2823 #ifdef __WIN32__
2824 if ( !::GetCursorPos(&pt) )
2825 {
2826 wxLogLastError(wxT("GetCursorPos"));
2827 }
2828 #else
2829 // In WIN16 it doesn't return a value.
2830 ::GetCursorPos(&pt);
2831 #endif
2832
2833 int x = pt.x,
2834 y = pt.y;
2835 ScreenToClient(&x, &y);
2836 wxSetCursorEvent event(x, y);
2837
2838 bool processedEvtSetCursor = GetEventHandler()->ProcessEvent(event);
2839 if ( processedEvtSetCursor && event.HasCursor() )
2840 {
2841 hcursor = GetHcursorOf(event.GetCursor());
2842 }
2843
2844 if ( !hcursor )
2845 {
2846 bool isBusy = wxIsBusy();
2847
2848 // the test for processedEvtSetCursor is here to prevent using m_cursor
2849 // if the user code caught EVT_SET_CURSOR() and returned nothing from
2850 // it - this is a way to say that our cursor shouldn't be used for this
2851 // point
2852 if ( !processedEvtSetCursor && m_cursor.Ok() )
2853 {
2854 hcursor = GetHcursorOf(m_cursor);
2855 }
2856
2857 if ( !GetParent() )
2858 {
2859 if ( isBusy )
2860 {
2861 hcursor = wxGetCurrentBusyCursor();
2862 }
2863 else if ( !hcursor )
2864 {
2865 const wxCursor *cursor = wxGetGlobalCursor();
2866 if ( cursor && cursor->Ok() )
2867 {
2868 hcursor = GetHcursorOf(*cursor);
2869 }
2870 }
2871 }
2872 }
2873
2874 if ( hcursor )
2875 {
2876 ::SetCursor(hcursor);
2877
2878 // cursor set, stop here
2879 return TRUE;
2880 }
2881
2882 // pass up the window chain
2883 return FALSE;
2884 }
2885
2886 // ---------------------------------------------------------------------------
2887 // owner drawn stuff
2888 // ---------------------------------------------------------------------------
2889
2890 bool wxWindow::MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *itemStruct)
2891 {
2892 #if wxUSE_OWNER_DRAWN
2893 // is it a menu item?
2894 if ( id == 0 )
2895 {
2896 DRAWITEMSTRUCT *pDrawStruct = (DRAWITEMSTRUCT *)itemStruct;
2897 wxMenuItem *pMenuItem = (wxMenuItem *)(pDrawStruct->itemData);
2898
2899 wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
2900
2901 // prepare to call OnDrawItem()
2902 wxDC dc;
2903 dc.SetHDC((WXHDC)pDrawStruct->hDC, FALSE);
2904 wxRect rect(pDrawStruct->rcItem.left, pDrawStruct->rcItem.top,
2905 pDrawStruct->rcItem.right - pDrawStruct->rcItem.left,
2906 pDrawStruct->rcItem.bottom - pDrawStruct->rcItem.top);
2907
2908 return pMenuItem->OnDrawItem
2909 (
2910 dc, rect,
2911 (wxOwnerDrawn::wxODAction)pDrawStruct->itemAction,
2912 (wxOwnerDrawn::wxODStatus)pDrawStruct->itemState
2913 );
2914 }
2915
2916 wxWindow *item = FindItem(id);
2917 if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
2918 {
2919 return ((wxControl *)item)->MSWOnDraw(itemStruct);
2920 }
2921 #endif // USE_OWNER_DRAWN
2922
2923 return FALSE;
2924 }
2925
2926 bool wxWindow::MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *itemStruct)
2927 {
2928 #if wxUSE_OWNER_DRAWN
2929 // is it a menu item?
2930 if ( id == 0 )
2931 {
2932 MEASUREITEMSTRUCT *pMeasureStruct = (MEASUREITEMSTRUCT *)itemStruct;
2933 wxMenuItem *pMenuItem = (wxMenuItem *)(pMeasureStruct->itemData);
2934
2935 wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
2936
2937 return pMenuItem->OnMeasureItem(&pMeasureStruct->itemWidth,
2938 &pMeasureStruct->itemHeight);
2939 }
2940
2941 wxWindow *item = FindItem(id);
2942 if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
2943 {
2944 return ((wxControl *)item)->MSWOnMeasure(itemStruct);
2945 }
2946 #endif // owner-drawn menus
2947 return FALSE;
2948 }
2949
2950 // ---------------------------------------------------------------------------
2951 // colours and palettes
2952 // ---------------------------------------------------------------------------
2953
2954 bool wxWindow::HandleSysColorChange()
2955 {
2956 wxSysColourChangedEvent event;
2957 event.SetEventObject(this);
2958
2959 return GetEventHandler()->ProcessEvent(event);
2960 }
2961
2962 bool wxWindow::HandleCtlColor(WXHBRUSH *brush,
2963 WXHDC pDC,
2964 WXHWND pWnd,
2965 WXUINT nCtlColor,
2966 WXUINT message,
2967 WXWPARAM wParam,
2968 WXLPARAM lParam)
2969 {
2970 WXHBRUSH hBrush = 0;
2971
2972 if ( nCtlColor == CTLCOLOR_DLG )
2973 {
2974 hBrush = OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
2975 }
2976 else
2977 {
2978 wxControl *item = (wxControl *)FindItemByHWND(pWnd, TRUE);
2979 if ( item )
2980 hBrush = item->OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
2981 }
2982
2983 if ( hBrush )
2984 *brush = hBrush;
2985
2986 return hBrush != 0;
2987 }
2988
2989 // Define for each class of dialog and control
2990 WXHBRUSH wxWindow::OnCtlColor(WXHDC WXUNUSED(hDC),
2991 WXHWND WXUNUSED(hWnd),
2992 WXUINT WXUNUSED(nCtlColor),
2993 WXUINT WXUNUSED(message),
2994 WXWPARAM WXUNUSED(wParam),
2995 WXLPARAM WXUNUSED(lParam))
2996 {
2997 return (WXHBRUSH)0;
2998 }
2999
3000 bool wxWindow::HandlePaletteChanged(WXHWND hWndPalChange)
3001 {
3002 wxPaletteChangedEvent event(GetId());
3003 event.SetEventObject(this);
3004 event.SetChangedWindow(wxFindWinFromHandle(hWndPalChange));
3005
3006 return GetEventHandler()->ProcessEvent(event);
3007 }
3008
3009 bool wxWindow::HandleQueryNewPalette()
3010 {
3011 wxQueryNewPaletteEvent event(GetId());
3012 event.SetEventObject(this);
3013
3014 return GetEventHandler()->ProcessEvent(event) && event.GetPaletteRealized();
3015 }
3016
3017 // Responds to colour changes: passes event on to children.
3018 void wxWindow::OnSysColourChanged(wxSysColourChangedEvent& event)
3019 {
3020 wxNode *node = GetChildren().First();
3021 while ( node )
3022 {
3023 // Only propagate to non-top-level windows
3024 wxWindow *win = (wxWindow *)node->Data();
3025 if ( win->GetParent() )
3026 {
3027 wxSysColourChangedEvent event2;
3028 event.m_eventObject = win;
3029 win->GetEventHandler()->ProcessEvent(event2);
3030 }
3031
3032 node = node->Next();
3033 }
3034 }
3035
3036 // ---------------------------------------------------------------------------
3037 // painting
3038 // ---------------------------------------------------------------------------
3039
3040 bool wxWindow::HandlePaint()
3041 {
3042 #ifdef __WIN32__
3043 HRGN hRegion = ::CreateRectRgn(0, 0, 0, 0); // Dummy call to get a handle
3044 if ( !hRegion )
3045 wxLogLastError(wxT("CreateRectRgn"));
3046 if ( ::GetUpdateRgn(GetHwnd(), hRegion, FALSE) == ERROR )
3047 wxLogLastError(wxT("GetUpdateRgn"));
3048
3049 m_updateRegion = wxRegion((WXHRGN) hRegion);
3050 #else
3051 RECT updateRect;
3052 ::GetUpdateRect(GetHwnd(), & updateRect, FALSE);
3053
3054 m_updateRegion = wxRegion(updateRect.left, updateRect.top,
3055 updateRect.right - updateRect.left,
3056 updateRect.bottom - updateRect.top);
3057 #endif
3058
3059 wxPaintEvent event(m_windowId);
3060 event.SetEventObject(this);
3061
3062 return GetEventHandler()->ProcessEvent(event);
3063 }
3064
3065 // Can be called from an application's OnPaint handler
3066 void wxWindow::OnPaint(wxPaintEvent& event)
3067 {
3068 HDC hDC = (HDC) wxPaintDC::FindDCInCache((wxWindow*) event.GetEventObject());
3069 if (hDC != 0)
3070 {
3071 MSWDefWindowProc(WM_PAINT, (WPARAM) hDC, 0);
3072 }
3073 }
3074
3075 bool wxWindow::HandleEraseBkgnd(WXHDC hdc)
3076 {
3077 // Prevents flicker when dragging
3078 if ( ::IsIconic(GetHwnd()) )
3079 return TRUE;
3080
3081 wxDC dc;
3082
3083 dc.SetHDC(hdc);
3084 dc.SetWindow(this);
3085 dc.BeginDrawing();
3086
3087 wxEraseEvent event(m_windowId, &dc);
3088 event.SetEventObject(this);
3089 bool rc = GetEventHandler()->ProcessEvent(event);
3090
3091 dc.EndDrawing();
3092 dc.SelectOldObjects(hdc);
3093 dc.SetHDC((WXHDC) NULL);
3094
3095 return rc;
3096 }
3097
3098 void wxWindow::OnEraseBackground(wxEraseEvent& event)
3099 {
3100 RECT rect;
3101 ::GetClientRect(GetHwnd(), &rect);
3102
3103 COLORREF ref = PALETTERGB(m_backgroundColour.Red(),
3104 m_backgroundColour.Green(),
3105 m_backgroundColour.Blue());
3106 HBRUSH hBrush = ::CreateSolidBrush(ref);
3107 if ( !hBrush )
3108 wxLogLastError(wxT("CreateSolidBrush"));
3109
3110 HDC hdc = (HDC)event.GetDC()->GetHDC();
3111
3112 int mode = ::SetMapMode(hdc, MM_TEXT);
3113
3114 ::FillRect(hdc, &rect, hBrush);
3115 ::DeleteObject(hBrush);
3116 ::SetMapMode(hdc, mode);
3117 }
3118
3119 // ---------------------------------------------------------------------------
3120 // moving and resizing
3121 // ---------------------------------------------------------------------------
3122
3123 bool wxWindow::HandleMinimize()
3124 {
3125 wxIconizeEvent event(m_windowId);
3126 event.SetEventObject(this);
3127
3128 return GetEventHandler()->ProcessEvent(event);
3129 }
3130
3131 bool wxWindow::HandleMaximize()
3132 {
3133 wxMaximizeEvent event(m_windowId);
3134 event.SetEventObject(this);
3135
3136 return GetEventHandler()->ProcessEvent(event);
3137 }
3138
3139 bool wxWindow::HandleMove(int x, int y)
3140 {
3141 wxMoveEvent event(wxPoint(x, y), m_windowId);
3142 event.SetEventObject(this);
3143
3144 return GetEventHandler()->ProcessEvent(event);
3145 }
3146
3147 bool wxWindow::HandleSize(int w, int h, WXUINT WXUNUSED(flag))
3148 {
3149 wxSizeEvent event(wxSize(w, h), m_windowId);
3150 event.SetEventObject(this);
3151
3152 return GetEventHandler()->ProcessEvent(event);
3153 }
3154
3155 bool wxWindow::HandleGetMinMaxInfo(void *mmInfo)
3156 {
3157 MINMAXINFO *info = (MINMAXINFO *)mmInfo;
3158
3159 bool rc = FALSE;
3160
3161 if ( m_minWidth != -1 )
3162 {
3163 info->ptMinTrackSize.x = m_minWidth;
3164 rc = TRUE;
3165 }
3166
3167 if ( m_minHeight != -1 )
3168 {
3169 info->ptMinTrackSize.y = m_minHeight;
3170 rc = TRUE;
3171 }
3172
3173 if ( m_maxWidth != -1 )
3174 {
3175 info->ptMaxTrackSize.x = m_maxWidth;
3176 rc = TRUE;
3177 }
3178
3179 if ( m_maxHeight != -1 )
3180 {
3181 info->ptMaxTrackSize.y = m_maxHeight;
3182 rc = TRUE;
3183 }
3184
3185 return rc;
3186 }
3187
3188 // generate an artificial resize event
3189 /* FUNCTION IS NOW A MEMBER OF wxFrame - gt
3190 void wxWindow::SendSizeEvent()
3191 {
3192 RECT r;
3193 #ifdef __WIN16__
3194 ::GetWindowRect(GetHwnd(), &r);
3195 #else
3196 if ( !::GetWindowRect(GetHwnd(), &r) )
3197 {
3198 wxLogLastError(_T("GetWindowRect"));
3199 }
3200 #endif
3201
3202 (void)::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED,
3203 MAKELPARAM(r.right - r.left, r.bottom - r.top));
3204 }
3205 */
3206
3207 // ---------------------------------------------------------------------------
3208 // command messages
3209 // ---------------------------------------------------------------------------
3210
3211 bool wxWindow::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
3212 {
3213 if ( wxCurrentPopupMenu )
3214 {
3215 wxMenu *popupMenu = wxCurrentPopupMenu;
3216 wxCurrentPopupMenu = NULL;
3217
3218 return popupMenu->MSWCommand(cmd, id);
3219 }
3220
3221 wxWindow *win = (wxWindow*) NULL;
3222 if ( cmd == 0 || cmd == 1 ) // menu or accel - use id
3223 {
3224 // must cast to a signed type before comparing with other ids!
3225 win = FindItem((signed short)id);
3226 }
3227
3228 if (!win && control)
3229 {
3230 // find it from HWND - this works even with the broken programs using
3231 // the same ids for different controls
3232 win = wxFindWinFromHandle(control);
3233 }
3234
3235 if ( win )
3236 {
3237 return win->MSWCommand(cmd, id);
3238 }
3239
3240 // the messages sent from the in-place edit control used by the treectrl
3241 // for label editing have id == 0, but they should _not_ be treated as menu
3242 // messages (they are EN_XXX ones, in fact) so don't translate anything
3243 // coming from a control to wxEVT_COMMAND_MENU_SELECTED
3244 if ( !control )
3245 {
3246 // If no child window, it may be an accelerator, e.g. for a popup menu
3247 // command
3248
3249 wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
3250 event.SetEventObject(this);
3251 event.SetId(id);
3252 event.SetInt(id);
3253
3254 return GetEventHandler()->ProcessEvent(event);
3255 }
3256 #if wxUSE_SPINCTRL
3257 else
3258 {
3259 // the text ctrl which is logically part of wxSpinCtrl sends WM_COMMAND
3260 // notifications to its parent which we want to reflect back to
3261 // wxSpinCtrl
3262 wxSpinCtrl *spin = wxSpinCtrl::GetSpinForTextCtrl(control);
3263 if ( spin && spin->ProcessTextCommand(cmd, id) )
3264 return TRUE;
3265 }
3266 #endif // wxUSE_SPINCTRL
3267
3268 return FALSE;
3269 }
3270
3271 bool wxWindow::HandleSysCommand(WXWPARAM wParam, WXLPARAM WXUNUSED(lParam))
3272 {
3273 // 4 bits are reserved
3274 switch ( wParam & 0xFFFFFFF0 )
3275 {
3276 case SC_MAXIMIZE:
3277 return HandleMaximize();
3278
3279 case SC_MINIMIZE:
3280 return HandleMinimize();
3281 }
3282
3283 return FALSE;
3284 }
3285
3286 // ---------------------------------------------------------------------------
3287 // mouse events
3288 // ---------------------------------------------------------------------------
3289
3290 void wxWindow::InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags)
3291 {
3292 event.m_x = x;
3293 event.m_y = y;
3294 event.m_shiftDown = ((flags & MK_SHIFT) != 0);
3295 event.m_controlDown = ((flags & MK_CONTROL) != 0);
3296 event.m_leftDown = ((flags & MK_LBUTTON) != 0);
3297 event.m_middleDown = ((flags & MK_MBUTTON) != 0);
3298 event.m_rightDown = ((flags & MK_RBUTTON) != 0);
3299 event.m_altDown = (::GetKeyState(VK_MENU) & 0x80000000) != 0;
3300 event.SetTimestamp(s_currentMsg.time);
3301 event.m_eventObject = this;
3302
3303 #if wxUSE_MOUSEEVENT_HACK
3304 m_lastMouseX = x;
3305 m_lastMouseY = y;
3306 m_lastMouseEvent = event.GetEventType();
3307 #endif // wxUSE_MOUSEEVENT_HACK
3308
3309 }
3310
3311 bool wxWindow::HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags)
3312 {
3313 // the mouse events take consecutive IDs from WM_MOUSEFIRST to
3314 // WM_MOUSELAST, so it's enough to substract WM_MOUSEMOVE == WM_MOUSEFIRST
3315 // from the message id and take the value in the table to get wxWin event
3316 // id
3317 static const wxEventType eventsMouse[] =
3318 {
3319 wxEVT_MOTION,
3320 wxEVT_LEFT_DOWN,
3321 wxEVT_LEFT_UP,
3322 wxEVT_LEFT_DCLICK,
3323 wxEVT_RIGHT_DOWN,
3324 wxEVT_RIGHT_UP,
3325 wxEVT_RIGHT_DCLICK,
3326 wxEVT_MIDDLE_DOWN,
3327 wxEVT_MIDDLE_UP,
3328 wxEVT_MIDDLE_DCLICK
3329 };
3330
3331 wxMouseEvent event(eventsMouse[msg - WM_MOUSEMOVE]);
3332 InitMouseEvent(event, x, y, flags);
3333
3334 return GetEventHandler()->ProcessEvent(event);
3335 }
3336
3337 bool wxWindow::HandleMouseMove(int x, int y, WXUINT flags)
3338 {
3339 if ( !m_mouseInWindow )
3340 {
3341 // Generate an ENTER event
3342 m_mouseInWindow = TRUE;
3343
3344 wxMouseEvent event(wxEVT_ENTER_WINDOW);
3345 InitMouseEvent(event, x, y, flags);
3346
3347 (void)GetEventHandler()->ProcessEvent(event);
3348 }
3349
3350 #if wxUSE_MOUSEEVENT_HACK
3351 // Window gets a click down message followed by a mouse move message even
3352 // if position isn't changed! We want to discard the trailing move event
3353 // if x and y are the same.
3354 if ( (m_lastMouseEvent == wxEVT_RIGHT_DOWN ||
3355 m_lastMouseEvent == wxEVT_LEFT_DOWN ||
3356 m_lastMouseEvent == wxEVT_MIDDLE_DOWN) &&
3357 (m_lastMouseX == event.m_x && m_lastMouseY == event.m_y) )
3358 {
3359 m_lastMouseEvent = wxEVT_MOTION;
3360
3361 return FALSE;
3362 }
3363 #endif // wxUSE_MOUSEEVENT_HACK
3364
3365 return HandleMouseEvent(WM_MOUSEMOVE, x, y, flags);
3366 }
3367
3368
3369 bool wxWindow::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
3370 {
3371 #if wxUSE_MOUSEWHEEL
3372 wxMouseEvent event(wxEVT_MOUSEWHEEL);
3373 InitMouseEvent(event,
3374 GET_X_LPARAM(lParam),
3375 GET_Y_LPARAM(lParam),
3376 LOWORD(wParam));
3377 event.m_wheelRotation = (short)HIWORD(wParam);
3378 event.m_wheelDelta = WHEEL_DELTA;
3379
3380 #ifdef __WIN32__
3381 static int s_linesPerRotation = -1;
3382 if ( s_linesPerRotation == -1 )
3383 {
3384 if ( !::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0,
3385 &s_linesPerRotation, 0))
3386 {
3387 // this is not supposed to happen
3388 wxLogLastError(_T("SystemParametersInfo(GETWHEELSCROLLLINES)"));
3389
3390 // the default is 3, so use it if SystemParametersInfo() failed
3391 s_linesPerRotation = 3;
3392 }
3393 }
3394 #else // Win16
3395 // no SystemParametersInfo() under Win16
3396 static const int s_linesPerRotation = 3;
3397 #endif
3398
3399 event.m_linesPerAction = s_linesPerRotation;
3400 return GetEventHandler()->ProcessEvent(event);
3401
3402 #else
3403 return FALSE;
3404 #endif
3405 }
3406
3407
3408 // ---------------------------------------------------------------------------
3409 // keyboard handling
3410 // ---------------------------------------------------------------------------
3411
3412 // create the key event of the given type for the given key - used by
3413 // HandleChar and HandleKeyDown/Up
3414 wxKeyEvent wxWindow::CreateKeyEvent(wxEventType evType,
3415 int id,
3416 WXLPARAM lParam) const
3417 {
3418 wxKeyEvent event(evType);
3419 event.SetId(GetId());
3420 event.m_shiftDown = wxIsShiftDown();
3421 event.m_controlDown = wxIsCtrlDown();
3422 event.m_altDown = (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN;
3423
3424 event.m_eventObject = (wxWindow *)this; // const_cast
3425 event.m_keyCode = id;
3426 event.SetTimestamp(s_currentMsg.time);
3427
3428 // translate the position to client coords
3429 POINT pt;
3430 GetCursorPos(&pt);
3431 RECT rect;
3432 GetWindowRect(GetHwnd(),&rect);
3433 pt.x -= rect.left;
3434 pt.y -= rect.top;
3435
3436 event.m_x = pt.x;
3437 event.m_y = pt.y;
3438
3439 return event;
3440 }
3441
3442 // isASCII is TRUE only when we're called from WM_CHAR handler and not from
3443 // WM_KEYDOWN one
3444 bool wxWindow::HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII)
3445 {
3446 bool ctrlDown = FALSE;
3447
3448 int id;
3449 if ( isASCII )
3450 {
3451 // If 1 -> 26, translate to CTRL plus a letter.
3452 id = wParam;
3453 if ( (id > 0) && (id < 27) )
3454 {
3455 switch (id)
3456 {
3457 case 13:
3458 id = WXK_RETURN;
3459 break;
3460
3461 case 8:
3462 id = WXK_BACK;
3463 break;
3464
3465 case 9:
3466 id = WXK_TAB;
3467 break;
3468
3469 default:
3470 ctrlDown = TRUE;
3471 id = id + 96;
3472 }
3473 }
3474 }
3475 else if ( (id = wxCharCodeMSWToWX(wParam)) == 0 )
3476 {
3477 // it's ASCII and will be processed here only when called from
3478 // WM_CHAR (i.e. when isASCII = TRUE), don't process it now
3479 id = -1;
3480 }
3481
3482 if ( id != -1 )
3483 {
3484 wxKeyEvent event(CreateKeyEvent(wxEVT_CHAR, id, lParam));
3485 if ( ctrlDown )
3486 {
3487 event.m_controlDown = TRUE;
3488 }
3489
3490 if ( GetEventHandler()->ProcessEvent(event) )
3491 return TRUE;
3492 }
3493
3494 return FALSE;
3495 }
3496
3497 bool wxWindow::HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam)
3498 {
3499 int id = wxCharCodeMSWToWX(wParam);
3500
3501 if ( !id )
3502 {
3503 // normal ASCII char
3504 id = wParam;
3505 }
3506
3507 if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3508 {
3509 wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_DOWN, id, lParam));
3510 if ( GetEventHandler()->ProcessEvent(event) )
3511 {
3512 return TRUE;
3513 }
3514 }
3515
3516 return FALSE;
3517 }
3518
3519 bool wxWindow::HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam)
3520 {
3521 int id = wxCharCodeMSWToWX(wParam);
3522
3523 if ( !id )
3524 {
3525 // normal ASCII char
3526 id = wParam;
3527 }
3528
3529 if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3530 {
3531 wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_UP, id, lParam));
3532 if ( GetEventHandler()->ProcessEvent(event) )
3533 return TRUE;
3534 }
3535
3536 return FALSE;
3537 }
3538
3539 // ---------------------------------------------------------------------------
3540 // joystick
3541 // ---------------------------------------------------------------------------
3542
3543 bool wxWindow::HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags)
3544 {
3545 int change = 0;
3546 if ( flags & JOY_BUTTON1CHG )
3547 change = wxJOY_BUTTON1;
3548 if ( flags & JOY_BUTTON2CHG )
3549 change = wxJOY_BUTTON2;
3550 if ( flags & JOY_BUTTON3CHG )
3551 change = wxJOY_BUTTON3;
3552 if ( flags & JOY_BUTTON4CHG )
3553 change = wxJOY_BUTTON4;
3554
3555 int buttons = 0;
3556 if ( flags & JOY_BUTTON1 )
3557 buttons |= wxJOY_BUTTON1;
3558 if ( flags & JOY_BUTTON2 )
3559 buttons |= wxJOY_BUTTON2;
3560 if ( flags & JOY_BUTTON3 )
3561 buttons |= wxJOY_BUTTON3;
3562 if ( flags & JOY_BUTTON4 )
3563 buttons |= wxJOY_BUTTON4;
3564
3565 // the event ids aren't consecutive so we can't use table based lookup
3566 int joystick;
3567 wxEventType eventType;
3568 switch ( msg )
3569 {
3570 case MM_JOY1MOVE:
3571 joystick = 1;
3572 eventType = wxEVT_JOY_MOVE;
3573 break;
3574
3575 case MM_JOY2MOVE:
3576 joystick = 2;
3577 eventType = wxEVT_JOY_MOVE;
3578 break;
3579
3580 case MM_JOY1ZMOVE:
3581 joystick = 1;
3582 eventType = wxEVT_JOY_ZMOVE;
3583 break;
3584
3585 case MM_JOY2ZMOVE:
3586 joystick = 2;
3587 eventType = wxEVT_JOY_ZMOVE;
3588 break;
3589
3590 case MM_JOY1BUTTONDOWN:
3591 joystick = 1;
3592 eventType = wxEVT_JOY_BUTTON_DOWN;
3593 break;
3594
3595 case MM_JOY2BUTTONDOWN:
3596 joystick = 2;
3597 eventType = wxEVT_JOY_BUTTON_DOWN;
3598 break;
3599
3600 case MM_JOY1BUTTONUP:
3601 joystick = 1;
3602 eventType = wxEVT_JOY_BUTTON_UP;
3603 break;
3604
3605 case MM_JOY2BUTTONUP:
3606 joystick = 2;
3607 eventType = wxEVT_JOY_BUTTON_UP;
3608 break;
3609
3610 default:
3611 wxFAIL_MSG(wxT("no such joystick event"));
3612
3613 return FALSE;
3614 }
3615
3616 wxJoystickEvent event(eventType, buttons, joystick, change);
3617 event.SetPosition(wxPoint(x, y));
3618 event.SetEventObject(this);
3619
3620 return GetEventHandler()->ProcessEvent(event);
3621 }
3622
3623 // ---------------------------------------------------------------------------
3624 // scrolling
3625 // ---------------------------------------------------------------------------
3626
3627 bool wxWindow::MSWOnScroll(int orientation, WXWORD wParam,
3628 WXWORD pos, WXHWND control)
3629 {
3630 if ( control )
3631 {
3632 wxWindow *child = wxFindWinFromHandle(control);
3633 if ( child )
3634 return child->MSWOnScroll(orientation, wParam, pos, control);
3635 }
3636
3637 wxScrollWinEvent event;
3638 event.SetPosition(pos);
3639 event.SetOrientation(orientation);
3640 event.m_eventObject = this;
3641
3642 switch ( wParam )
3643 {
3644 case SB_TOP:
3645 event.m_eventType = wxEVT_SCROLLWIN_TOP;
3646 break;
3647
3648 case SB_BOTTOM:
3649 event.m_eventType = wxEVT_SCROLLWIN_BOTTOM;
3650 break;
3651
3652 case SB_LINEUP:
3653 event.m_eventType = wxEVT_SCROLLWIN_LINEUP;
3654 break;
3655
3656 case SB_LINEDOWN:
3657 event.m_eventType = wxEVT_SCROLLWIN_LINEDOWN;
3658 break;
3659
3660 case SB_PAGEUP:
3661 event.m_eventType = wxEVT_SCROLLWIN_PAGEUP;
3662 break;
3663
3664 case SB_PAGEDOWN:
3665 event.m_eventType = wxEVT_SCROLLWIN_PAGEDOWN;
3666 break;
3667
3668 case SB_THUMBPOSITION:
3669 case SB_THUMBTRACK:
3670 #ifdef __WIN32__
3671 // under Win32, the scrollbar range and position are 32 bit integers,
3672 // but WM_[HV]SCROLL only carry the low 16 bits of them, so we must
3673 // explicitly query the scrollbar for the correct position (this must
3674 // be done only for these two SB_ events as they are the only one
3675 // carrying the scrollbar position)
3676 {
3677 SCROLLINFO scrollInfo;
3678 wxZeroMemory(scrollInfo);
3679 scrollInfo.cbSize = sizeof(SCROLLINFO);
3680 scrollInfo.fMask = SIF_TRACKPOS;
3681
3682 if ( !::GetScrollInfo(GetHwnd(),
3683 orientation == wxHORIZONTAL ? SB_HORZ
3684 : SB_VERT,
3685 &scrollInfo) )
3686 {
3687 wxLogLastError(_T("GetScrollInfo"));
3688 }
3689
3690 event.SetPosition(scrollInfo.nTrackPos);
3691 }
3692 #endif // Win32
3693
3694 event.m_eventType = wParam == SB_THUMBPOSITION
3695 ? wxEVT_SCROLLWIN_THUMBRELEASE
3696 : wxEVT_SCROLLWIN_THUMBTRACK;
3697 break;
3698
3699 default:
3700 return FALSE;
3701 }
3702
3703 return GetEventHandler()->ProcessEvent(event);
3704 }
3705
3706 // ===========================================================================
3707 // global functions
3708 // ===========================================================================
3709
3710 void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font)
3711 {
3712 TEXTMETRIC tm;
3713 HDC dc = ::GetDC((HWND) wnd);
3714 HFONT fnt =0;
3715 HFONT was = 0;
3716 if ( the_font )
3717 {
3718 // the_font->UseResource();
3719 // the_font->RealizeResource();
3720 fnt = (HFONT)((wxFont *)the_font)->GetResourceHandle(); // const_cast
3721 if ( fnt )
3722 was = (HFONT) SelectObject(dc,fnt);
3723 }
3724 GetTextMetrics(dc, &tm);
3725 if ( the_font && fnt && was )
3726 {
3727 SelectObject(dc,was);
3728 }
3729 ReleaseDC((HWND)wnd, dc);
3730
3731 if ( x )
3732 *x = tm.tmAveCharWidth;
3733 if ( y )
3734 *y = tm.tmHeight + tm.tmExternalLeading;
3735
3736 // if ( the_font )
3737 // the_font->ReleaseResource();
3738 }
3739
3740 // Returns 0 if was a normal ASCII value, not a special key. This indicates that
3741 // the key should be ignored by WM_KEYDOWN and processed by WM_CHAR instead.
3742 int wxCharCodeMSWToWX(int keySym)
3743 {
3744 int id;
3745 switch (keySym)
3746 {
3747 case VK_CANCEL: id = WXK_CANCEL; break;
3748 case VK_BACK: id = WXK_BACK; break;
3749 case VK_TAB: id = WXK_TAB; break;
3750 case VK_CLEAR: id = WXK_CLEAR; break;
3751 case VK_RETURN: id = WXK_RETURN; break;
3752 case VK_SHIFT: id = WXK_SHIFT; break;
3753 case VK_CONTROL: id = WXK_CONTROL; break;
3754 case VK_MENU : id = WXK_MENU; break;
3755 case VK_PAUSE: id = WXK_PAUSE; break;
3756 case VK_SPACE: id = WXK_SPACE; break;
3757 case VK_ESCAPE: id = WXK_ESCAPE; break;
3758 case VK_PRIOR: id = WXK_PRIOR; break;
3759 case VK_NEXT : id = WXK_NEXT; break;
3760 case VK_END: id = WXK_END; break;
3761 case VK_HOME : id = WXK_HOME; break;
3762 case VK_LEFT : id = WXK_LEFT; break;
3763 case VK_UP: id = WXK_UP; break;
3764 case VK_RIGHT: id = WXK_RIGHT; break;
3765 case VK_DOWN : id = WXK_DOWN; break;
3766 case VK_SELECT: id = WXK_SELECT; break;
3767 case VK_PRINT: id = WXK_PRINT; break;
3768 case VK_EXECUTE: id = WXK_EXECUTE; break;
3769 case VK_INSERT: id = WXK_INSERT; break;
3770 case VK_DELETE: id = WXK_DELETE; break;
3771 case VK_HELP : id = WXK_HELP; break;
3772 case VK_NUMPAD0: id = WXK_NUMPAD0; break;
3773 case VK_NUMPAD1: id = WXK_NUMPAD1; break;
3774 case VK_NUMPAD2: id = WXK_NUMPAD2; break;
3775 case VK_NUMPAD3: id = WXK_NUMPAD3; break;
3776 case VK_NUMPAD4: id = WXK_NUMPAD4; break;
3777 case VK_NUMPAD5: id = WXK_NUMPAD5; break;
3778 case VK_NUMPAD6: id = WXK_NUMPAD6; break;
3779 case VK_NUMPAD7: id = WXK_NUMPAD7; break;
3780 case VK_NUMPAD8: id = WXK_NUMPAD8; break;
3781 case VK_NUMPAD9: id = WXK_NUMPAD9; break;
3782 case VK_MULTIPLY: id = WXK_MULTIPLY; break;
3783 case 0xBB: // VK_OEM_PLUS
3784 case VK_ADD: id = WXK_ADD; break;
3785 case 0xBD: // VK_OEM_MINUS
3786 case VK_SUBTRACT: id = WXK_SUBTRACT; break;
3787 case 0xBE: // VK_OEM_PERIOD
3788 case VK_DECIMAL: id = WXK_DECIMAL; break;
3789 case VK_DIVIDE: id = WXK_DIVIDE; break;
3790 case VK_F1: id = WXK_F1; break;
3791 case VK_F2: id = WXK_F2; break;
3792 case VK_F3: id = WXK_F3; break;
3793 case VK_F4: id = WXK_F4; break;
3794 case VK_F5: id = WXK_F5; break;
3795 case VK_F6: id = WXK_F6; break;
3796 case VK_F7: id = WXK_F7; break;
3797 case VK_F8: id = WXK_F8; break;
3798 case VK_F9: id = WXK_F9; break;
3799 case VK_F10: id = WXK_F10; break;
3800 case VK_F11: id = WXK_F11; break;
3801 case VK_F12: id = WXK_F12; break;
3802 case VK_F13: id = WXK_F13; break;
3803 case VK_F14: id = WXK_F14; break;
3804 case VK_F15: id = WXK_F15; break;
3805 case VK_F16: id = WXK_F16; break;
3806 case VK_F17: id = WXK_F17; break;
3807 case VK_F18: id = WXK_F18; break;
3808 case VK_F19: id = WXK_F19; break;
3809 case VK_F20: id = WXK_F20; break;
3810 case VK_F21: id = WXK_F21; break;
3811 case VK_F22: id = WXK_F22; break;
3812 case VK_F23: id = WXK_F23; break;
3813 case VK_F24: id = WXK_F24; break;
3814 case VK_NUMLOCK: id = WXK_NUMLOCK; break;
3815 case VK_SCROLL: id = WXK_SCROLL; break;
3816 default:
3817 id = 0;
3818 }
3819
3820 return id;
3821 }
3822
3823 int wxCharCodeWXToMSW(int id, bool *isVirtual)
3824 {
3825 *isVirtual = TRUE;
3826 int keySym = 0;
3827 switch (id)
3828 {
3829 case WXK_CANCEL: keySym = VK_CANCEL; break;
3830 case WXK_CLEAR: keySym = VK_CLEAR; break;
3831 case WXK_SHIFT: keySym = VK_SHIFT; break;
3832 case WXK_CONTROL: keySym = VK_CONTROL; break;
3833 case WXK_MENU : keySym = VK_MENU; break;
3834 case WXK_PAUSE: keySym = VK_PAUSE; break;
3835 case WXK_PRIOR: keySym = VK_PRIOR; break;
3836 case WXK_NEXT : keySym = VK_NEXT; break;
3837 case WXK_END: keySym = VK_END; break;
3838 case WXK_HOME : keySym = VK_HOME; break;
3839 case WXK_LEFT : keySym = VK_LEFT; break;
3840 case WXK_UP: keySym = VK_UP; break;
3841 case WXK_RIGHT: keySym = VK_RIGHT; break;
3842 case WXK_DOWN : keySym = VK_DOWN; break;
3843 case WXK_SELECT: keySym = VK_SELECT; break;
3844 case WXK_PRINT: keySym = VK_PRINT; break;
3845 case WXK_EXECUTE: keySym = VK_EXECUTE; break;
3846 case WXK_INSERT: keySym = VK_INSERT; break;
3847 case WXK_DELETE: keySym = VK_DELETE; break;
3848 case WXK_HELP : keySym = VK_HELP; break;
3849 case WXK_NUMPAD0: keySym = VK_NUMPAD0; break;
3850 case WXK_NUMPAD1: keySym = VK_NUMPAD1; break;
3851 case WXK_NUMPAD2: keySym = VK_NUMPAD2; break;
3852 case WXK_NUMPAD3: keySym = VK_NUMPAD3; break;
3853 case WXK_NUMPAD4: keySym = VK_NUMPAD4; break;
3854 case WXK_NUMPAD5: keySym = VK_NUMPAD5; break;
3855 case WXK_NUMPAD6: keySym = VK_NUMPAD6; break;
3856 case WXK_NUMPAD7: keySym = VK_NUMPAD7; break;
3857 case WXK_NUMPAD8: keySym = VK_NUMPAD8; break;
3858 case WXK_NUMPAD9: keySym = VK_NUMPAD9; break;
3859 case WXK_MULTIPLY: keySym = VK_MULTIPLY; break;
3860 case WXK_ADD: keySym = VK_ADD; break;
3861 case WXK_SUBTRACT: keySym = VK_SUBTRACT; break;
3862 case WXK_DECIMAL: keySym = VK_DECIMAL; break;
3863 case WXK_DIVIDE: keySym = VK_DIVIDE; break;
3864 case WXK_F1: keySym = VK_F1; break;
3865 case WXK_F2: keySym = VK_F2; break;
3866 case WXK_F3: keySym = VK_F3; break;
3867 case WXK_F4: keySym = VK_F4; break;
3868 case WXK_F5: keySym = VK_F5; break;
3869 case WXK_F6: keySym = VK_F6; break;
3870 case WXK_F7: keySym = VK_F7; break;
3871 case WXK_F8: keySym = VK_F8; break;
3872 case WXK_F9: keySym = VK_F9; break;
3873 case WXK_F10: keySym = VK_F10; break;
3874 case WXK_F11: keySym = VK_F11; break;
3875 case WXK_F12: keySym = VK_F12; break;
3876 case WXK_F13: keySym = VK_F13; break;
3877 case WXK_F14: keySym = VK_F14; break;
3878 case WXK_F15: keySym = VK_F15; break;
3879 case WXK_F16: keySym = VK_F16; break;
3880 case WXK_F17: keySym = VK_F17; break;
3881 case WXK_F18: keySym = VK_F18; break;
3882 case WXK_F19: keySym = VK_F19; break;
3883 case WXK_F20: keySym = VK_F20; break;
3884 case WXK_F21: keySym = VK_F21; break;
3885 case WXK_F22: keySym = VK_F22; break;
3886 case WXK_F23: keySym = VK_F23; break;
3887 case WXK_F24: keySym = VK_F24; break;
3888 case WXK_NUMLOCK: keySym = VK_NUMLOCK; break;
3889 case WXK_SCROLL: keySym = VK_SCROLL; break;
3890 default:
3891 {
3892 *isVirtual = FALSE;
3893 keySym = id;
3894 break;
3895 }
3896 }
3897 return keySym;
3898 }
3899
3900 wxWindow *wxGetActiveWindow()
3901 {
3902 HWND hWnd = GetActiveWindow();
3903 if ( hWnd != 0 )
3904 {
3905 return wxFindWinFromHandle((WXHWND) hWnd);
3906 }
3907 return NULL;
3908 }
3909
3910 extern wxWindow *wxGetWindowFromHWND(WXHWND hWnd)
3911 {
3912 HWND hwnd = (HWND)hWnd;
3913
3914 // For a radiobutton, we get the radiobox from GWL_USERDATA (which is set
3915 // by code in msw/radiobox.cpp), for all the others we just search up the
3916 // window hierarchy
3917 wxWindow *win = (wxWindow *)NULL;
3918 if ( hwnd )
3919 {
3920 win = wxFindWinFromHandle((WXHWND)hwnd);
3921 if ( !win )
3922 {
3923 // the radiobox pointer is stored in GWL_USERDATA only under Win32
3924 #ifdef __WIN32__
3925 // native radiobuttons return DLGC_RADIOBUTTON here and for any
3926 // wxWindow class which overrides WM_GETDLGCODE processing to
3927 // do it as well, win would be already non NULL
3928 if ( ::SendMessage((HWND)hwnd, WM_GETDLGCODE,
3929 0, 0) & DLGC_RADIOBUTTON )
3930 {
3931 win = (wxWindow *)::GetWindowLong(hwnd, GWL_USERDATA);
3932 }
3933 else
3934 #endif // Win32
3935 {
3936 // hwnd is not a wxWindow, try its parent next below
3937 hwnd = ::GetParent(hwnd);
3938 }
3939 }
3940 //else: it's a wxRadioButton, not a radiobutton from wxRadioBox
3941 }
3942
3943 while ( hwnd && !win )
3944 {
3945 win = wxFindWinFromHandle((WXHWND)hwnd);
3946 hwnd = ::GetParent(hwnd);
3947 }
3948
3949 return win;
3950 }
3951
3952 // Windows keyboard hook. Allows interception of e.g. F1, ESCAPE
3953 // in active frames and dialogs, regardless of where the focus is.
3954 static HHOOK wxTheKeyboardHook = 0;
3955 static FARPROC wxTheKeyboardHookProc = 0;
3956 int APIENTRY _EXPORT
3957 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam);
3958
3959 void wxSetKeyboardHook(bool doIt)
3960 {
3961 if ( doIt )
3962 {
3963 wxTheKeyboardHookProc = MakeProcInstance((FARPROC) wxKeyboardHook, wxGetInstance());
3964 wxTheKeyboardHook = SetWindowsHookEx(WH_KEYBOARD, (HOOKPROC) wxTheKeyboardHookProc, wxGetInstance(),
3965
3966 #if defined(__WIN32__) && !defined(__TWIN32__)
3967 GetCurrentThreadId()
3968 // (DWORD)GetCurrentProcess()); // This is another possibility. Which is right?
3969 #else
3970 GetCurrentTask()
3971 #endif
3972 );
3973 }
3974 else
3975 {
3976 UnhookWindowsHookEx(wxTheKeyboardHook);
3977 // avoids warning about statement with no effect (FreeProcInstance
3978 // doesn't do anything under Win32)
3979 #if !defined(WIN32) && !defined(_WIN32) && !defined(__WIN32__) && !defined(__NT__) && !defined(__GNUWIN32__)
3980 FreeProcInstance(wxTheKeyboardHookProc);
3981 #endif
3982 }
3983 }
3984
3985 int APIENTRY _EXPORT
3986 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam)
3987 {
3988 DWORD hiWord = HIWORD(lParam);
3989 if ( nCode != HC_NOREMOVE && ((hiWord & KF_UP) == 0) )
3990 {
3991 int id = wxCharCodeMSWToWX(wParam);
3992 if ( id != 0 )
3993 {
3994 wxKeyEvent event(wxEVT_CHAR_HOOK);
3995 if ( (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN )
3996 event.m_altDown = TRUE;
3997
3998 event.m_eventObject = NULL;
3999 event.m_keyCode = id;
4000 event.m_shiftDown = wxIsShiftDown();
4001 event.m_controlDown = wxIsCtrlDown();
4002 event.SetTimestamp(s_currentMsg.time);
4003
4004 wxWindow *win = wxGetActiveWindow();
4005 wxEvtHandler *handler;
4006 if ( win )
4007 {
4008 handler = win->GetEventHandler();
4009 event.SetId(win->GetId());
4010 }
4011 else
4012 {
4013 handler = wxTheApp;
4014 event.SetId(-1);
4015 }
4016
4017 if ( handler && handler->ProcessEvent(event) )
4018 {
4019 // processed
4020 return 1;
4021 }
4022 }
4023 }
4024
4025 return (int)CallNextHookEx(wxTheKeyboardHook, nCode, wParam, lParam);
4026 }
4027
4028 #ifdef __WXDEBUG__
4029 const char *wxGetMessageName(int message)
4030 {
4031 switch ( message )
4032 {
4033 case 0x0000: return "WM_NULL";
4034 case 0x0001: return "WM_CREATE";
4035 case 0x0002: return "WM_DESTROY";
4036 case 0x0003: return "WM_MOVE";
4037 case 0x0005: return "WM_SIZE";
4038 case 0x0006: return "WM_ACTIVATE";
4039 case 0x0007: return "WM_SETFOCUS";
4040 case 0x0008: return "WM_KILLFOCUS";
4041 case 0x000A: return "WM_ENABLE";
4042 case 0x000B: return "WM_SETREDRAW";
4043 case 0x000C: return "WM_SETTEXT";
4044 case 0x000D: return "WM_GETTEXT";
4045 case 0x000E: return "WM_GETTEXTLENGTH";
4046 case 0x000F: return "WM_PAINT";
4047 case 0x0010: return "WM_CLOSE";
4048 case 0x0011: return "WM_QUERYENDSESSION";
4049 case 0x0012: return "WM_QUIT";
4050 case 0x0013: return "WM_QUERYOPEN";
4051 case 0x0014: return "WM_ERASEBKGND";
4052 case 0x0015: return "WM_SYSCOLORCHANGE";
4053 case 0x0016: return "WM_ENDSESSION";
4054 case 0x0017: return "WM_SYSTEMERROR";
4055 case 0x0018: return "WM_SHOWWINDOW";
4056 case 0x0019: return "WM_CTLCOLOR";
4057 case 0x001A: return "WM_WININICHANGE";
4058 case 0x001B: return "WM_DEVMODECHANGE";
4059 case 0x001C: return "WM_ACTIVATEAPP";
4060 case 0x001D: return "WM_FONTCHANGE";
4061 case 0x001E: return "WM_TIMECHANGE";
4062 case 0x001F: return "WM_CANCELMODE";
4063 case 0x0020: return "WM_SETCURSOR";
4064 case 0x0021: return "WM_MOUSEACTIVATE";
4065 case 0x0022: return "WM_CHILDACTIVATE";
4066 case 0x0023: return "WM_QUEUESYNC";
4067 case 0x0024: return "WM_GETMINMAXINFO";
4068 case 0x0026: return "WM_PAINTICON";
4069 case 0x0027: return "WM_ICONERASEBKGND";
4070 case 0x0028: return "WM_NEXTDLGCTL";
4071 case 0x002A: return "WM_SPOOLERSTATUS";
4072 case 0x002B: return "WM_DRAWITEM";
4073 case 0x002C: return "WM_MEASUREITEM";
4074 case 0x002D: return "WM_DELETEITEM";
4075 case 0x002E: return "WM_VKEYTOITEM";
4076 case 0x002F: return "WM_CHARTOITEM";
4077 case 0x0030: return "WM_SETFONT";
4078 case 0x0031: return "WM_GETFONT";
4079 case 0x0037: return "WM_QUERYDRAGICON";
4080 case 0x0039: return "WM_COMPAREITEM";
4081 case 0x0041: return "WM_COMPACTING";
4082 case 0x0044: return "WM_COMMNOTIFY";
4083 case 0x0046: return "WM_WINDOWPOSCHANGING";
4084 case 0x0047: return "WM_WINDOWPOSCHANGED";
4085 case 0x0048: return "WM_POWER";
4086
4087 #ifdef __WIN32__
4088 case 0x004A: return "WM_COPYDATA";
4089 case 0x004B: return "WM_CANCELJOURNAL";
4090 case 0x004E: return "WM_NOTIFY";
4091 case 0x0050: return "WM_INPUTLANGCHANGEREQUEST";
4092 case 0x0051: return "WM_INPUTLANGCHANGE";
4093 case 0x0052: return "WM_TCARD";
4094 case 0x0053: return "WM_HELP";
4095 case 0x0054: return "WM_USERCHANGED";
4096 case 0x0055: return "WM_NOTIFYFORMAT";
4097 case 0x007B: return "WM_CONTEXTMENU";
4098 case 0x007C: return "WM_STYLECHANGING";
4099 case 0x007D: return "WM_STYLECHANGED";
4100 case 0x007E: return "WM_DISPLAYCHANGE";
4101 case 0x007F: return "WM_GETICON";
4102 case 0x0080: return "WM_SETICON";
4103 #endif //WIN32
4104
4105 case 0x0081: return "WM_NCCREATE";
4106 case 0x0082: return "WM_NCDESTROY";
4107 case 0x0083: return "WM_NCCALCSIZE";
4108 case 0x0084: return "WM_NCHITTEST";
4109 case 0x0085: return "WM_NCPAINT";
4110 case 0x0086: return "WM_NCACTIVATE";
4111 case 0x0087: return "WM_GETDLGCODE";
4112 case 0x00A0: return "WM_NCMOUSEMOVE";
4113 case 0x00A1: return "WM_NCLBUTTONDOWN";
4114 case 0x00A2: return "WM_NCLBUTTONUP";
4115 case 0x00A3: return "WM_NCLBUTTONDBLCLK";
4116 case 0x00A4: return "WM_NCRBUTTONDOWN";
4117 case 0x00A5: return "WM_NCRBUTTONUP";
4118 case 0x00A6: return "WM_NCRBUTTONDBLCLK";
4119 case 0x00A7: return "WM_NCMBUTTONDOWN";
4120 case 0x00A8: return "WM_NCMBUTTONUP";
4121 case 0x00A9: return "WM_NCMBUTTONDBLCLK";
4122 case 0x0100: return "WM_KEYDOWN";
4123 case 0x0101: return "WM_KEYUP";
4124 case 0x0102: return "WM_CHAR";
4125 case 0x0103: return "WM_DEADCHAR";
4126 case 0x0104: return "WM_SYSKEYDOWN";
4127 case 0x0105: return "WM_SYSKEYUP";
4128 case 0x0106: return "WM_SYSCHAR";
4129 case 0x0107: return "WM_SYSDEADCHAR";
4130 case 0x0108: return "WM_KEYLAST";
4131
4132 #ifdef __WIN32__
4133 case 0x010D: return "WM_IME_STARTCOMPOSITION";
4134 case 0x010E: return "WM_IME_ENDCOMPOSITION";
4135 case 0x010F: return "WM_IME_COMPOSITION";
4136 #endif //WIN32
4137
4138 case 0x0110: return "WM_INITDIALOG";
4139 case 0x0111: return "WM_COMMAND";
4140 case 0x0112: return "WM_SYSCOMMAND";
4141 case 0x0113: return "WM_TIMER";
4142 case 0x0114: return "WM_HSCROLL";
4143 case 0x0115: return "WM_VSCROLL";
4144 case 0x0116: return "WM_INITMENU";
4145 case 0x0117: return "WM_INITMENUPOPUP";
4146 case 0x011F: return "WM_MENUSELECT";
4147 case 0x0120: return "WM_MENUCHAR";
4148 case 0x0121: return "WM_ENTERIDLE";
4149 case 0x0200: return "WM_MOUSEMOVE";
4150 case 0x0201: return "WM_LBUTTONDOWN";
4151 case 0x0202: return "WM_LBUTTONUP";
4152 case 0x0203: return "WM_LBUTTONDBLCLK";
4153 case 0x0204: return "WM_RBUTTONDOWN";
4154 case 0x0205: return "WM_RBUTTONUP";
4155 case 0x0206: return "WM_RBUTTONDBLCLK";
4156 case 0x0207: return "WM_MBUTTONDOWN";
4157 case 0x0208: return "WM_MBUTTONUP";
4158 case 0x0209: return "WM_MBUTTONDBLCLK";
4159 case 0x020A: return "WM_MOUSEWHEEL";
4160 case 0x0210: return "WM_PARENTNOTIFY";
4161 case 0x0211: return "WM_ENTERMENULOOP";
4162 case 0x0212: return "WM_EXITMENULOOP";
4163
4164 #ifdef __WIN32__
4165 case 0x0213: return "WM_NEXTMENU";
4166 case 0x0214: return "WM_SIZING";
4167 case 0x0215: return "WM_CAPTURECHANGED";
4168 case 0x0216: return "WM_MOVING";
4169 case 0x0218: return "WM_POWERBROADCAST";
4170 case 0x0219: return "WM_DEVICECHANGE";
4171 #endif //WIN32
4172
4173 case 0x0220: return "WM_MDICREATE";
4174 case 0x0221: return "WM_MDIDESTROY";
4175 case 0x0222: return "WM_MDIACTIVATE";
4176 case 0x0223: return "WM_MDIRESTORE";
4177 case 0x0224: return "WM_MDINEXT";
4178 case 0x0225: return "WM_MDIMAXIMIZE";
4179 case 0x0226: return "WM_MDITILE";
4180 case 0x0227: return "WM_MDICASCADE";
4181 case 0x0228: return "WM_MDIICONARRANGE";
4182 case 0x0229: return "WM_MDIGETACTIVE";
4183 case 0x0230: return "WM_MDISETMENU";
4184 case 0x0233: return "WM_DROPFILES";
4185
4186 #ifdef __WIN32__
4187 case 0x0281: return "WM_IME_SETCONTEXT";
4188 case 0x0282: return "WM_IME_NOTIFY";
4189 case 0x0283: return "WM_IME_CONTROL";
4190 case 0x0284: return "WM_IME_COMPOSITIONFULL";
4191 case 0x0285: return "WM_IME_SELECT";
4192 case 0x0286: return "WM_IME_CHAR";
4193 case 0x0290: return "WM_IME_KEYDOWN";
4194 case 0x0291: return "WM_IME_KEYUP";
4195 #endif //WIN32
4196
4197 case 0x0300: return "WM_CUT";
4198 case 0x0301: return "WM_COPY";
4199 case 0x0302: return "WM_PASTE";
4200 case 0x0303: return "WM_CLEAR";
4201 case 0x0304: return "WM_UNDO";
4202 case 0x0305: return "WM_RENDERFORMAT";
4203 case 0x0306: return "WM_RENDERALLFORMATS";
4204 case 0x0307: return "WM_DESTROYCLIPBOARD";
4205 case 0x0308: return "WM_DRAWCLIPBOARD";
4206 case 0x0309: return "WM_PAINTCLIPBOARD";
4207 case 0x030A: return "WM_VSCROLLCLIPBOARD";
4208 case 0x030B: return "WM_SIZECLIPBOARD";
4209 case 0x030C: return "WM_ASKCBFORMATNAME";
4210 case 0x030D: return "WM_CHANGECBCHAIN";
4211 case 0x030E: return "WM_HSCROLLCLIPBOARD";
4212 case 0x030F: return "WM_QUERYNEWPALETTE";
4213 case 0x0310: return "WM_PALETTEISCHANGING";
4214 case 0x0311: return "WM_PALETTECHANGED";
4215
4216 #ifdef __WIN32__
4217 // common controls messages - although they're not strictly speaking
4218 // standard, it's nice to decode them nevertheless
4219
4220 // listview
4221 case 0x1000 + 0: return "LVM_GETBKCOLOR";
4222 case 0x1000 + 1: return "LVM_SETBKCOLOR";
4223 case 0x1000 + 2: return "LVM_GETIMAGELIST";
4224 case 0x1000 + 3: return "LVM_SETIMAGELIST";
4225 case 0x1000 + 4: return "LVM_GETITEMCOUNT";
4226 case 0x1000 + 5: return "LVM_GETITEMA";
4227 case 0x1000 + 75: return "LVM_GETITEMW";
4228 case 0x1000 + 6: return "LVM_SETITEMA";
4229 case 0x1000 + 76: return "LVM_SETITEMW";
4230 case 0x1000 + 7: return "LVM_INSERTITEMA";
4231 case 0x1000 + 77: return "LVM_INSERTITEMW";
4232 case 0x1000 + 8: return "LVM_DELETEITEM";
4233 case 0x1000 + 9: return "LVM_DELETEALLITEMS";
4234 case 0x1000 + 10: return "LVM_GETCALLBACKMASK";
4235 case 0x1000 + 11: return "LVM_SETCALLBACKMASK";
4236 case 0x1000 + 12: return "LVM_GETNEXTITEM";
4237 case 0x1000 + 13: return "LVM_FINDITEMA";
4238 case 0x1000 + 83: return "LVM_FINDITEMW";
4239 case 0x1000 + 14: return "LVM_GETITEMRECT";
4240 case 0x1000 + 15: return "LVM_SETITEMPOSITION";
4241 case 0x1000 + 16: return "LVM_GETITEMPOSITION";
4242 case 0x1000 + 17: return "LVM_GETSTRINGWIDTHA";
4243 case 0x1000 + 87: return "LVM_GETSTRINGWIDTHW";
4244 case 0x1000 + 18: return "LVM_HITTEST";
4245 case 0x1000 + 19: return "LVM_ENSUREVISIBLE";
4246 case 0x1000 + 20: return "LVM_SCROLL";
4247 case 0x1000 + 21: return "LVM_REDRAWITEMS";
4248 case 0x1000 + 22: return "LVM_ARRANGE";
4249 case 0x1000 + 23: return "LVM_EDITLABELA";
4250 case 0x1000 + 118: return "LVM_EDITLABELW";
4251 case 0x1000 + 24: return "LVM_GETEDITCONTROL";
4252 case 0x1000 + 25: return "LVM_GETCOLUMNA";
4253 case 0x1000 + 95: return "LVM_GETCOLUMNW";
4254 case 0x1000 + 26: return "LVM_SETCOLUMNA";
4255 case 0x1000 + 96: return "LVM_SETCOLUMNW";
4256 case 0x1000 + 27: return "LVM_INSERTCOLUMNA";
4257 case 0x1000 + 97: return "LVM_INSERTCOLUMNW";
4258 case 0x1000 + 28: return "LVM_DELETECOLUMN";
4259 case 0x1000 + 29: return "LVM_GETCOLUMNWIDTH";
4260 case 0x1000 + 30: return "LVM_SETCOLUMNWIDTH";
4261 case 0x1000 + 31: return "LVM_GETHEADER";
4262 case 0x1000 + 33: return "LVM_CREATEDRAGIMAGE";
4263 case 0x1000 + 34: return "LVM_GETVIEWRECT";
4264 case 0x1000 + 35: return "LVM_GETTEXTCOLOR";
4265 case 0x1000 + 36: return "LVM_SETTEXTCOLOR";
4266 case 0x1000 + 37: return "LVM_GETTEXTBKCOLOR";
4267 case 0x1000 + 38: return "LVM_SETTEXTBKCOLOR";
4268 case 0x1000 + 39: return "LVM_GETTOPINDEX";
4269 case 0x1000 + 40: return "LVM_GETCOUNTPERPAGE";
4270 case 0x1000 + 41: return "LVM_GETORIGIN";
4271 case 0x1000 + 42: return "LVM_UPDATE";
4272 case 0x1000 + 43: return "LVM_SETITEMSTATE";
4273 case 0x1000 + 44: return "LVM_GETITEMSTATE";
4274 case 0x1000 + 45: return "LVM_GETITEMTEXTA";
4275 case 0x1000 + 115: return "LVM_GETITEMTEXTW";
4276 case 0x1000 + 46: return "LVM_SETITEMTEXTA";
4277 case 0x1000 + 116: return "LVM_SETITEMTEXTW";
4278 case 0x1000 + 47: return "LVM_SETITEMCOUNT";
4279 case 0x1000 + 48: return "LVM_SORTITEMS";
4280 case 0x1000 + 49: return "LVM_SETITEMPOSITION32";
4281 case 0x1000 + 50: return "LVM_GETSELECTEDCOUNT";
4282 case 0x1000 + 51: return "LVM_GETITEMSPACING";
4283 case 0x1000 + 52: return "LVM_GETISEARCHSTRINGA";
4284 case 0x1000 + 117: return "LVM_GETISEARCHSTRINGW";
4285 case 0x1000 + 53: return "LVM_SETICONSPACING";
4286 case 0x1000 + 54: return "LVM_SETEXTENDEDLISTVIEWSTYLE";
4287 case 0x1000 + 55: return "LVM_GETEXTENDEDLISTVIEWSTYLE";
4288 case 0x1000 + 56: return "LVM_GETSUBITEMRECT";
4289 case 0x1000 + 57: return "LVM_SUBITEMHITTEST";
4290 case 0x1000 + 58: return "LVM_SETCOLUMNORDERARRAY";
4291 case 0x1000 + 59: return "LVM_GETCOLUMNORDERARRAY";
4292 case 0x1000 + 60: return "LVM_SETHOTITEM";
4293 case 0x1000 + 61: return "LVM_GETHOTITEM";
4294 case 0x1000 + 62: return "LVM_SETHOTCURSOR";
4295 case 0x1000 + 63: return "LVM_GETHOTCURSOR";
4296 case 0x1000 + 64: return "LVM_APPROXIMATEVIEWRECT";
4297 case 0x1000 + 65: return "LVM_SETWORKAREA";
4298
4299 // tree view
4300 case 0x1100 + 0: return "TVM_INSERTITEMA";
4301 case 0x1100 + 50: return "TVM_INSERTITEMW";
4302 case 0x1100 + 1: return "TVM_DELETEITEM";
4303 case 0x1100 + 2: return "TVM_EXPAND";
4304 case 0x1100 + 4: return "TVM_GETITEMRECT";
4305 case 0x1100 + 5: return "TVM_GETCOUNT";
4306 case 0x1100 + 6: return "TVM_GETINDENT";
4307 case 0x1100 + 7: return "TVM_SETINDENT";
4308 case 0x1100 + 8: return "TVM_GETIMAGELIST";
4309 case 0x1100 + 9: return "TVM_SETIMAGELIST";
4310 case 0x1100 + 10: return "TVM_GETNEXTITEM";
4311 case 0x1100 + 11: return "TVM_SELECTITEM";
4312 case 0x1100 + 12: return "TVM_GETITEMA";
4313 case 0x1100 + 62: return "TVM_GETITEMW";
4314 case 0x1100 + 13: return "TVM_SETITEMA";
4315 case 0x1100 + 63: return "TVM_SETITEMW";
4316 case 0x1100 + 14: return "TVM_EDITLABELA";
4317 case 0x1100 + 65: return "TVM_EDITLABELW";
4318 case 0x1100 + 15: return "TVM_GETEDITCONTROL";
4319 case 0x1100 + 16: return "TVM_GETVISIBLECOUNT";
4320 case 0x1100 + 17: return "TVM_HITTEST";
4321 case 0x1100 + 18: return "TVM_CREATEDRAGIMAGE";
4322 case 0x1100 + 19: return "TVM_SORTCHILDREN";
4323 case 0x1100 + 20: return "TVM_ENSUREVISIBLE";
4324 case 0x1100 + 21: return "TVM_SORTCHILDRENCB";
4325 case 0x1100 + 22: return "TVM_ENDEDITLABELNOW";
4326 case 0x1100 + 23: return "TVM_GETISEARCHSTRINGA";
4327 case 0x1100 + 64: return "TVM_GETISEARCHSTRINGW";
4328 case 0x1100 + 24: return "TVM_SETTOOLTIPS";
4329 case 0x1100 + 25: return "TVM_GETTOOLTIPS";
4330
4331 // header
4332 case 0x1200 + 0: return "HDM_GETITEMCOUNT";
4333 case 0x1200 + 1: return "HDM_INSERTITEMA";
4334 case 0x1200 + 10: return "HDM_INSERTITEMW";
4335 case 0x1200 + 2: return "HDM_DELETEITEM";
4336 case 0x1200 + 3: return "HDM_GETITEMA";
4337 case 0x1200 + 11: return "HDM_GETITEMW";
4338 case 0x1200 + 4: return "HDM_SETITEMA";
4339 case 0x1200 + 12: return "HDM_SETITEMW";
4340 case 0x1200 + 5: return "HDM_LAYOUT";
4341 case 0x1200 + 6: return "HDM_HITTEST";
4342 case 0x1200 + 7: return "HDM_GETITEMRECT";
4343 case 0x1200 + 8: return "HDM_SETIMAGELIST";
4344 case 0x1200 + 9: return "HDM_GETIMAGELIST";
4345 case 0x1200 + 15: return "HDM_ORDERTOINDEX";
4346 case 0x1200 + 16: return "HDM_CREATEDRAGIMAGE";
4347 case 0x1200 + 17: return "HDM_GETORDERARRAY";
4348 case 0x1200 + 18: return "HDM_SETORDERARRAY";
4349 case 0x1200 + 19: return "HDM_SETHOTDIVIDER";
4350
4351 // tab control
4352 case 0x1300 + 2: return "TCM_GETIMAGELIST";
4353 case 0x1300 + 3: return "TCM_SETIMAGELIST";
4354 case 0x1300 + 4: return "TCM_GETITEMCOUNT";
4355 case 0x1300 + 5: return "TCM_GETITEMA";
4356 case 0x1300 + 60: return "TCM_GETITEMW";
4357 case 0x1300 + 6: return "TCM_SETITEMA";
4358 case 0x1300 + 61: return "TCM_SETITEMW";
4359 case 0x1300 + 7: return "TCM_INSERTITEMA";
4360 case 0x1300 + 62: return "TCM_INSERTITEMW";
4361 case 0x1300 + 8: return "TCM_DELETEITEM";
4362 case 0x1300 + 9: return "TCM_DELETEALLITEMS";
4363 case 0x1300 + 10: return "TCM_GETITEMRECT";
4364 case 0x1300 + 11: return "TCM_GETCURSEL";
4365 case 0x1300 + 12: return "TCM_SETCURSEL";
4366 case 0x1300 + 13: return "TCM_HITTEST";
4367 case 0x1300 + 14: return "TCM_SETITEMEXTRA";
4368 case 0x1300 + 40: return "TCM_ADJUSTRECT";
4369 case 0x1300 + 41: return "TCM_SETITEMSIZE";
4370 case 0x1300 + 42: return "TCM_REMOVEIMAGE";
4371 case 0x1300 + 43: return "TCM_SETPADDING";
4372 case 0x1300 + 44: return "TCM_GETROWCOUNT";
4373 case 0x1300 + 45: return "TCM_GETTOOLTIPS";
4374 case 0x1300 + 46: return "TCM_SETTOOLTIPS";
4375 case 0x1300 + 47: return "TCM_GETCURFOCUS";
4376 case 0x1300 + 48: return "TCM_SETCURFOCUS";
4377 case 0x1300 + 49: return "TCM_SETMINTABWIDTH";
4378 case 0x1300 + 50: return "TCM_DESELECTALL";
4379
4380 // toolbar
4381 case WM_USER+1: return "TB_ENABLEBUTTON";
4382 case WM_USER+2: return "TB_CHECKBUTTON";
4383 case WM_USER+3: return "TB_PRESSBUTTON";
4384 case WM_USER+4: return "TB_HIDEBUTTON";
4385 case WM_USER+5: return "TB_INDETERMINATE";
4386 case WM_USER+9: return "TB_ISBUTTONENABLED";
4387 case WM_USER+10: return "TB_ISBUTTONCHECKED";
4388 case WM_USER+11: return "TB_ISBUTTONPRESSED";
4389 case WM_USER+12: return "TB_ISBUTTONHIDDEN";
4390 case WM_USER+13: return "TB_ISBUTTONINDETERMINATE";
4391 case WM_USER+17: return "TB_SETSTATE";
4392 case WM_USER+18: return "TB_GETSTATE";
4393 case WM_USER+19: return "TB_ADDBITMAP";
4394 case WM_USER+20: return "TB_ADDBUTTONS";
4395 case WM_USER+21: return "TB_INSERTBUTTON";
4396 case WM_USER+22: return "TB_DELETEBUTTON";
4397 case WM_USER+23: return "TB_GETBUTTON";
4398 case WM_USER+24: return "TB_BUTTONCOUNT";
4399 case WM_USER+25: return "TB_COMMANDTOINDEX";
4400 case WM_USER+26: return "TB_SAVERESTOREA";
4401 case WM_USER+76: return "TB_SAVERESTOREW";
4402 case WM_USER+27: return "TB_CUSTOMIZE";
4403 case WM_USER+28: return "TB_ADDSTRINGA";
4404 case WM_USER+77: return "TB_ADDSTRINGW";
4405 case WM_USER+29: return "TB_GETITEMRECT";
4406 case WM_USER+30: return "TB_BUTTONSTRUCTSIZE";
4407 case WM_USER+31: return "TB_SETBUTTONSIZE";
4408 case WM_USER+32: return "TB_SETBITMAPSIZE";
4409 case WM_USER+33: return "TB_AUTOSIZE";
4410 case WM_USER+35: return "TB_GETTOOLTIPS";
4411 case WM_USER+36: return "TB_SETTOOLTIPS";
4412 case WM_USER+37: return "TB_SETPARENT";
4413 case WM_USER+39: return "TB_SETROWS";
4414 case WM_USER+40: return "TB_GETROWS";
4415 case WM_USER+42: return "TB_SETCMDID";
4416 case WM_USER+43: return "TB_CHANGEBITMAP";
4417 case WM_USER+44: return "TB_GETBITMAP";
4418 case WM_USER+45: return "TB_GETBUTTONTEXTA";
4419 case WM_USER+75: return "TB_GETBUTTONTEXTW";
4420 case WM_USER+46: return "TB_REPLACEBITMAP";
4421 case WM_USER+47: return "TB_SETINDENT";
4422 case WM_USER+48: return "TB_SETIMAGELIST";
4423 case WM_USER+49: return "TB_GETIMAGELIST";
4424 case WM_USER+50: return "TB_LOADIMAGES";
4425 case WM_USER+51: return "TB_GETRECT";
4426 case WM_USER+52: return "TB_SETHOTIMAGELIST";
4427 case WM_USER+53: return "TB_GETHOTIMAGELIST";
4428 case WM_USER+54: return "TB_SETDISABLEDIMAGELIST";
4429 case WM_USER+55: return "TB_GETDISABLEDIMAGELIST";
4430 case WM_USER+56: return "TB_SETSTYLE";
4431 case WM_USER+57: return "TB_GETSTYLE";
4432 case WM_USER+58: return "TB_GETBUTTONSIZE";
4433 case WM_USER+59: return "TB_SETBUTTONWIDTH";
4434 case WM_USER+60: return "TB_SETMAXTEXTROWS";
4435 case WM_USER+61: return "TB_GETTEXTROWS";
4436 case WM_USER+41: return "TB_GETBITMAPFLAGS";
4437
4438 #endif //WIN32
4439
4440 default:
4441 static char s_szBuf[128];
4442 sprintf(s_szBuf, "<unknown message = %d>", message);
4443 return s_szBuf;
4444 }
4445 }
4446 #endif //__WXDEBUG__
4447
4448 static void TranslateKbdEventToMouse(wxWindow *win, int *x, int *y, WPARAM *flags)
4449 {
4450 // construct the key mask
4451 WPARAM& fwKeys = *flags;
4452
4453 fwKeys = MK_RBUTTON;
4454 if ( wxIsCtrlDown() )
4455 fwKeys |= MK_CONTROL;
4456 if ( wxIsShiftDown() )
4457 fwKeys |= MK_SHIFT;
4458
4459 // simulate right mouse button click
4460 DWORD dwPos = ::GetMessagePos();
4461 *x = GET_X_LPARAM(dwPos);
4462 *y = GET_Y_LPARAM(dwPos);
4463
4464 win->ScreenToClient(x, y);
4465 }
4466
4467 static TEXTMETRIC wxGetTextMetrics(const wxWindow *win)
4468 {
4469 // prepare the DC
4470 TEXTMETRIC tm;
4471 HWND hwnd = GetHwndOf(win);
4472 HDC hdc = ::GetDC(hwnd);
4473
4474 #if !wxDIALOG_UNIT_COMPATIBILITY
4475 // and select the current font into it
4476 HFONT hfont = GetHfontOf(win->GetFont());
4477 if ( hfont )
4478 {
4479 hfont = (HFONT)::SelectObject(hdc, hfont);
4480 }
4481 #endif
4482
4483 // finally retrieve the text metrics from it
4484 GetTextMetrics(hdc, &tm);
4485
4486 #if !wxDIALOG_UNIT_COMPATIBILITY
4487 // and clean up
4488 if ( hfont )
4489 {
4490 (void)::SelectObject(hdc, hfont);
4491 }
4492 #endif
4493
4494 ::ReleaseDC(hwnd, hdc);
4495
4496 return tm;
4497 }
4498
4499 // Find the wxWindow at the current mouse position, returning the mouse
4500 // position.
4501 wxWindow* wxFindWindowAtPointer(wxPoint& WXUNUSED(pt))
4502 {
4503 return wxFindWindowAtPoint(wxGetMousePosition());
4504 }
4505
4506 wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
4507 {
4508 POINT pt2;
4509 pt2.x = pt.x;
4510 pt2.y = pt.y;
4511 HWND hWndHit = ::WindowFromPoint(pt2);
4512
4513 wxWindow* win = wxFindWinFromHandle((WXHWND) hWndHit) ;
4514 HWND hWnd = hWndHit;
4515
4516 // Try to find a window with a wxWindow associated with it
4517 while (!win && (hWnd != 0))
4518 {
4519 hWnd = ::GetParent(hWnd);
4520 win = wxFindWinFromHandle((WXHWND) hWnd) ;
4521 }
4522 return win;
4523 }
4524
4525 // Get the current mouse position.
4526 wxPoint wxGetMousePosition()
4527 {
4528 POINT pt;
4529 GetCursorPos( & pt );
4530 return wxPoint(pt.x, pt.y);
4531 }
4532