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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: msw/tbar95.cpp
3 // Purpose: wxToolBar
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
21 #pragma implementation "tbar95.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26
27 #ifdef __BORLANDC__
28 #pragma hdrstop
29 #endif
30
31 #ifndef WX_PRECOMP
32 #include "wx/frame.h"
33 #include "wx/log.h"
34 #include "wx/intl.h"
35 #include "wx/dynarray.h"
36 #include "wx/settings.h"
37 #include "wx/bitmap.h"
38 #include "wx/dcmemory.h"
39 #include "wx/control.h"
40 #endif
41
42 #if wxUSE_TOOLBAR && wxUSE_TOOLBAR_NATIVE && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
43
44 #include "wx/toolbar.h"
45 #include "wx/sysopt.h"
46
47 #include "wx/msw/private.h"
48
49 #if wxUSE_UXTHEME
50 #include "wx/msw/uxtheme.h"
51 #endif
52
53 // include <commctrl.h> "properly"
54 #include "wx/msw/wrapcctl.h"
55
56 #include "wx/app.h" // for GetComCtl32Version
57
58 // ----------------------------------------------------------------------------
59 // constants
60 // ----------------------------------------------------------------------------
61
62 // these standard constants are not always defined in compilers headers
63
64 // Styles
65 #ifndef TBSTYLE_FLAT
66 #define TBSTYLE_LIST 0x1000
67 #define TBSTYLE_FLAT 0x0800
68 #endif
69
70 #ifndef TBSTYLE_TRANSPARENT
71 #define TBSTYLE_TRANSPARENT 0x8000
72 #endif
73
74 #ifndef TBSTYLE_TOOLTIPS
75 #define TBSTYLE_TOOLTIPS 0x0100
76 #endif
77
78 // Messages
79 #ifndef TB_GETSTYLE
80 #define TB_SETSTYLE (WM_USER + 56)
81 #define TB_GETSTYLE (WM_USER + 57)
82 #endif
83
84 #ifndef TB_HITTEST
85 #define TB_HITTEST (WM_USER + 69)
86 #endif
87
88 #ifndef TB_GETMAXSIZE
89 #define TB_GETMAXSIZE (WM_USER + 83)
90 #endif
91
92 // these values correspond to those used by comctl32.dll
93 #define DEFAULTBITMAPX 16
94 #define DEFAULTBITMAPY 15
95 #define DEFAULTBUTTONX 24
96 #define DEFAULTBUTTONY 24
97 #define DEFAULTBARHEIGHT 27
98
99 // ----------------------------------------------------------------------------
100 // wxWin macros
101 // ----------------------------------------------------------------------------
102
103 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
104
105 /*
106 TOOLBAR PROPERTIES
107 tool
108 bitmap
109 bitmap2
110 tooltip
111 longhelp
112 radio (bool)
113 toggle (bool)
114 separator
115 style ( wxNO_BORDER | wxTB_HORIZONTAL)
116 bitmapsize
117 margins
118 packing
119 separation
120
121 dontattachtoframe
122 */
123
124 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
125 EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
126 EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
127 END_EVENT_TABLE()
128
129 // ----------------------------------------------------------------------------
130 // private classes
131 // ----------------------------------------------------------------------------
132
133 class wxToolBarTool : public wxToolBarToolBase
134 {
135 public:
136 wxToolBarTool(wxToolBar *tbar,
137 int id,
138 const wxString& label,
139 const wxBitmap& bmpNormal,
140 const wxBitmap& bmpDisabled,
141 wxItemKind kind,
142 wxObject *clientData,
143 const wxString& shortHelp,
144 const wxString& longHelp)
145 : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
146 clientData, shortHelp, longHelp)
147 {
148 m_nSepCount = 0;
149 }
150
151 wxToolBarTool(wxToolBar *tbar, wxControl *control)
152 : wxToolBarToolBase(tbar, control)
153 {
154 m_nSepCount = 1;
155 }
156
157 virtual void SetLabel(const wxString& label)
158 {
159 if ( label == m_label )
160 return;
161
162 wxToolBarToolBase::SetLabel(label);
163
164 // we need to update the label shown in the toolbar because it has a
165 // pointer to the internal buffer of the old label
166 //
167 // TODO: use TB_SETBUTTONINFO
168 }
169
170 // set/get the number of separators which we use to cover the space used by
171 // a control in the toolbar
172 void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
173 size_t GetSeparatorsCount() const { return m_nSepCount; }
174
175 private:
176 size_t m_nSepCount;
177
178 DECLARE_NO_COPY_CLASS(wxToolBarTool)
179 };
180
181
182 // ============================================================================
183 // implementation
184 // ============================================================================
185
186 // ----------------------------------------------------------------------------
187 // wxToolBarTool
188 // ----------------------------------------------------------------------------
189
190 wxToolBarToolBase *wxToolBar::CreateTool(int id,
191 const wxString& label,
192 const wxBitmap& bmpNormal,
193 const wxBitmap& bmpDisabled,
194 wxItemKind kind,
195 wxObject *clientData,
196 const wxString& shortHelp,
197 const wxString& longHelp)
198 {
199 return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
200 clientData, shortHelp, longHelp);
201 }
202
203 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
204 {
205 return new wxToolBarTool(this, control);
206 }
207
208 // ----------------------------------------------------------------------------
209 // wxToolBar construction
210 // ----------------------------------------------------------------------------
211
212 void wxToolBar::Init()
213 {
214 m_hBitmap = 0;
215
216 m_nButtons = 0;
217
218 m_defaultWidth = DEFAULTBITMAPX;
219 m_defaultHeight = DEFAULTBITMAPY;
220
221 m_pInTool = 0;
222 }
223
224 bool wxToolBar::Create(wxWindow *parent,
225 wxWindowID id,
226 const wxPoint& pos,
227 const wxSize& size,
228 long style,
229 const wxString& name)
230 {
231 // common initialisation
232 if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
233 return false;
234
235 // MSW-specific initialisation
236 if ( !MSWCreateToolbar(pos, size) )
237 return false;
238
239 wxSetCCUnicodeFormat(GetHwnd());
240
241 // set up the colors and fonts
242 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
243 SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
244
245 // workaround for flat toolbar on Windows XP classic style
246 #if wxUSE_UXTHEME
247 if ( style & wxTB_FLAT )
248 {
249 wxUxThemeEngine *p = wxUxThemeEngine::Get();
250 if ( !p || !p->IsThemeActive() )
251 {
252 DWORD dwToolbarStyle;
253
254 dwToolbarStyle = (DWORD)::SendMessage(GetHwnd(), TB_GETSTYLE, 0, 0L );
255
256 if ((dwToolbarStyle & TBSTYLE_FLAT) == 0)
257 {
258 dwToolbarStyle |= TBSTYLE_FLAT;
259 ::SendMessage(GetHwnd(), TB_SETSTYLE, 0, (LPARAM)dwToolbarStyle );
260 }
261 }
262 }
263 #endif
264
265 return true;
266 }
267
268 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
269 {
270 if ( !MSWCreateControl(TOOLBARCLASSNAME, wxEmptyString, pos, size) )
271 return false;
272
273 // toolbar-specific post initialisation
274 ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
275
276 return true;
277 }
278
279 void wxToolBar::Recreate()
280 {
281 const HWND hwndOld = GetHwnd();
282 if ( !hwndOld )
283 {
284 // we haven't been created yet, no need to recreate
285 return;
286 }
287
288 // get the position and size before unsubclassing the old toolbar
289 const wxPoint pos = GetPosition();
290 const wxSize size = GetSize();
291
292 UnsubclassWin();
293
294 if ( !MSWCreateToolbar(pos, size) )
295 {
296 // what can we do?
297 wxFAIL_MSG( _T("recreating the toolbar failed") );
298
299 return;
300 }
301
302 // reparent all our children under the new toolbar
303 for ( wxWindowList::compatibility_iterator node = m_children.GetFirst();
304 node;
305 node = node->GetNext() )
306 {
307 wxWindow *win = node->GetData();
308 if ( !win->IsTopLevel() )
309 ::SetParent(GetHwndOf(win), GetHwnd());
310 }
311
312 // only destroy the old toolbar now -- after all the children had been
313 // reparented
314 ::DestroyWindow(hwndOld);
315
316 // it is for the old bitmap control and can't be used with the new one
317 if ( m_hBitmap )
318 {
319 ::DeleteObject((HBITMAP) m_hBitmap);
320 m_hBitmap = 0;
321 }
322
323 Realize();
324 UpdateSize();
325 }
326
327 wxToolBar::~wxToolBar()
328 {
329 // we must refresh the frame size when the toolbar is deleted but the frame
330 // is not - otherwise toolbar leaves a hole in the place it used to occupy
331 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
332 if ( frame && !frame->IsBeingDeleted() )
333 {
334 frame->SendSizeEvent();
335 }
336
337 if ( m_hBitmap )
338 {
339 ::DeleteObject((HBITMAP) m_hBitmap);
340 }
341 }
342
343 wxSize wxToolBar::DoGetBestSize() const
344 {
345 wxSize sizeBest;
346
347 SIZE size;
348 if ( !::SendMessage(GetHwnd(), TB_GETMAXSIZE, 0, (LPARAM)&size) )
349 {
350 // maybe an old (< 0x400) Windows version? try to approximate the
351 // toolbar size ourselves
352 sizeBest = GetToolSize();
353 sizeBest.y += 2 * ::GetSystemMetrics(SM_CYBORDER); // Add borders
354 sizeBest.x *= GetToolsCount();
355
356 // reverse horz and vertical components if necessary
357 if ( HasFlag(wxTB_VERTICAL) )
358 {
359 int t = sizeBest.x;
360 sizeBest.x = sizeBest.y;
361 sizeBest.y = t;
362 }
363 }
364 else
365 {
366 sizeBest.x = size.cx;
367 sizeBest.y = size.cy;
368 }
369
370 return sizeBest;
371 }
372
373 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
374 {
375 // toolbars never have border, giving one to them results in broken
376 // appearance
377 WXDWORD msStyle = wxControl::MSWGetStyle
378 (
379 (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
380 );
381
382 // always include this one, it never hurts and setting it later only if we
383 // do have tooltips wouldn't work
384 msStyle |= TBSTYLE_TOOLTIPS;
385
386 if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) )
387 {
388 // static as it doesn't change during the program lifetime
389 static int s_verComCtl = wxTheApp->GetComCtl32Version();
390
391 // comctl32.dll 4.00 doesn't support the flat toolbars and using this
392 // style with 6.00 (part of Windows XP) leads to the toolbar with
393 // incorrect background colour - and not using it still results in the
394 // correct (flat) toolbar, so don't use it there
395 if ( s_verComCtl > 400 && s_verComCtl < 600 )
396 {
397 msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
398 }
399
400 if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT )
401 {
402 msStyle |= TBSTYLE_LIST;
403 }
404 }
405
406 if ( style & wxTB_NODIVIDER )
407 msStyle |= CCS_NODIVIDER;
408
409 if ( style & wxTB_NOALIGN )
410 msStyle |= CCS_NOPARENTALIGN;
411
412 if ( style & wxTB_VERTICAL )
413 msStyle |= CCS_VERT;
414
415 return msStyle;
416 }
417
418 // ----------------------------------------------------------------------------
419 // adding/removing tools
420 // ----------------------------------------------------------------------------
421
422 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
423 {
424 // nothing special to do here - we really create the toolbar buttons in
425 // Realize() later
426 tool->Attach(this);
427
428 InvalidateBestSize();
429 return true;
430 }
431
432 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
433 {
434 // the main difficulty we have here is with the controls in the toolbars:
435 // as we (sometimes) use several separators to cover up the space used by
436 // them, the indices are not the same for us and the toolbar
437
438 // first determine the position of the first button to delete: it may be
439 // different from pos if we use several separators to cover the space used
440 // by a control
441 wxToolBarToolsList::compatibility_iterator node;
442 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
443 {
444 wxToolBarToolBase *tool2 = node->GetData();
445 if ( tool2 == tool )
446 {
447 // let node point to the next node in the list
448 node = node->GetNext();
449
450 break;
451 }
452
453 if ( tool2->IsControl() )
454 {
455 pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
456 }
457 }
458
459 // now determine the number of buttons to delete and the area taken by them
460 size_t nButtonsToDelete = 1;
461
462 // get the size of the button we're going to delete
463 RECT r;
464 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
465 {
466 wxLogLastError(_T("TB_GETITEMRECT"));
467 }
468
469 int width = r.right - r.left;
470
471 if ( tool->IsControl() )
472 {
473 nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
474
475 width *= nButtonsToDelete;
476 }
477
478 // do delete all buttons
479 m_nButtons -= nButtonsToDelete;
480 while ( nButtonsToDelete-- > 0 )
481 {
482 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
483 {
484 wxLogLastError(wxT("TB_DELETEBUTTON"));
485
486 return false;
487 }
488 }
489
490 tool->Detach();
491
492 // and finally reposition all the controls after this button (the toolbar
493 // takes care of all normal items)
494 for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
495 {
496 wxToolBarToolBase *tool2 = node->GetData();
497 if ( tool2->IsControl() )
498 {
499 int x;
500 wxControl *control = tool2->GetControl();
501 control->GetPosition(&x, NULL);
502 control->Move(x - width, wxDefaultCoord);
503 }
504 }
505
506 InvalidateBestSize();
507 return true;
508 }
509
510 bool wxToolBar::Realize()
511 {
512 const size_t nTools = GetToolsCount();
513 if ( nTools == 0 )
514 {
515 // nothing to do
516 return true;
517 }
518
519 const bool isVertical = HasFlag(wxTB_VERTICAL);
520
521 bool doRemap, doRemapBg, doTransparent;
522 if (wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 2)
523 {
524 doRemapBg = doRemap = false;
525 doTransparent = true;
526 }
527 else
528 { doRemap = !wxSystemOptions::HasOption(wxT("msw.remap"))
529 || wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 1;
530 doRemapBg = !doRemap;
531 doTransparent = false;
532 }
533
534 // delete all old buttons, if any
535 for ( size_t pos = 0; pos < m_nButtons; pos++ )
536 {
537 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
538 {
539 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
540 }
541 }
542
543 // First, add the bitmap: we use one bitmap for all toolbar buttons
544 // ----------------------------------------------------------------
545
546 wxToolBarToolsList::compatibility_iterator node;
547 int bitmapId = 0;
548
549 wxSize sizeBmp;
550 if ( HasFlag(wxTB_NOICONS) )
551 {
552 // no icons, don't leave space for them
553 sizeBmp.x =
554 sizeBmp.y = 0;
555 }
556 else // do show icons
557 {
558 // if we already have a bitmap, we'll replace the existing one --
559 // otherwise we'll install a new one
560 HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
561
562 sizeBmp.x = m_defaultWidth;
563 sizeBmp.y = m_defaultHeight;
564
565 const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
566 totalBitmapHeight = m_defaultHeight;
567
568 // Create a bitmap and copy all the tool bitmaps to it
569 wxMemoryDC dcAllButtons;
570 wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
571 dcAllButtons.SelectObject(bitmap);
572 if (doTransparent)
573 dcAllButtons.SetBackground(*wxTRANSPARENT_BRUSH);
574 else
575 dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
576 dcAllButtons.Clear();
577
578 m_hBitmap = bitmap.GetHBITMAP();
579 HBITMAP hBitmap = (HBITMAP)m_hBitmap;
580
581 if (doRemapBg)
582 {
583 dcAllButtons.SelectObject(wxNullBitmap);
584
585 // Even if we're not remapping the bitmap
586 // content, we still have to remap the background.
587 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
588 totalBitmapWidth, totalBitmapHeight);
589
590 dcAllButtons.SelectObject(bitmap);
591 }
592
593 // the button position
594 wxCoord x = 0;
595
596 // the number of buttons (not separators)
597 int nButtons = 0;
598
599 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
600 {
601 wxToolBarToolBase *tool = node->GetData();
602 if ( tool->IsButton() )
603 {
604 const wxBitmap& bmp = tool->GetNormalBitmap();
605 if ( bmp.Ok() )
606 {
607 int xOffset = wxMax(0, (m_defaultWidth - bmp.GetWidth())/2);
608 int yOffset = wxMax(0, (m_defaultHeight - bmp.GetHeight())/2);
609 // notice the last parameter: do use mask
610 dcAllButtons.DrawBitmap(bmp, x+xOffset, yOffset, true);
611 }
612 else
613 {
614 wxFAIL_MSG( _T("invalid tool button bitmap") );
615 }
616
617 // still inc width and number of buttons because otherwise the
618 // subsequent buttons will all be shifted which is rather confusing
619 // (and like this you'd see immediately which bitmap was bad)
620 x += m_defaultWidth;
621 nButtons++;
622 }
623 }
624
625 dcAllButtons.SelectObject(wxNullBitmap);
626
627 // don't delete this HBITMAP!
628 bitmap.SetHBITMAP(0);
629
630 if (doRemap)
631 {
632 // Map to system colours
633 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
634 totalBitmapWidth, totalBitmapHeight);
635 }
636
637 bool addBitmap = true;
638
639 if ( oldToolBarBitmap )
640 {
641 #ifdef TB_REPLACEBITMAP
642 if ( wxTheApp->GetComCtl32Version() >= 400 )
643 {
644 TBREPLACEBITMAP replaceBitmap;
645 replaceBitmap.hInstOld = NULL;
646 replaceBitmap.hInstNew = NULL;
647 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
648 replaceBitmap.nIDNew = (UINT) hBitmap;
649 replaceBitmap.nButtons = nButtons;
650 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
651 0, (LPARAM) &replaceBitmap) )
652 {
653 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
654 }
655
656 ::DeleteObject(oldToolBarBitmap);
657
658 // already done
659 addBitmap = false;
660 }
661 else
662 #endif // TB_REPLACEBITMAP
663 {
664 // we can't replace the old bitmap, so we will add another one
665 // (awfully inefficient, but what else to do?) and shift the bitmap
666 // indices accordingly
667 addBitmap = true;
668
669 bitmapId = m_nButtons;
670 }
671 }
672
673 if ( addBitmap ) // no old bitmap or we can't replace it
674 {
675 TBADDBITMAP addBitmap;
676 addBitmap.hInst = 0;
677 addBitmap.nID = (UINT) hBitmap;
678 if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
679 (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
680 {
681 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
682 }
683 }
684 }
685
686 // don't call SetToolBitmapSize() as we don't want to change the values of
687 // m_defaultWidth/Height
688 if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
689 MAKELONG(sizeBmp.x, sizeBmp.y)) )
690 {
691 wxLogLastError(_T("TB_SETBITMAPSIZE"));
692 }
693
694 // Next add the buttons and separators
695 // -----------------------------------
696
697 TBBUTTON *buttons = new TBBUTTON[nTools];
698
699 // this array will hold the indices of all controls in the toolbar
700 wxArrayInt controlIds;
701
702 bool lastWasRadio = false;
703 int i = 0;
704 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
705 {
706 wxToolBarToolBase *tool = node->GetData();
707
708 // don't add separators to the vertical toolbar with old comctl32.dll
709 // versions as they didn't handle this properly
710 if ( isVertical && tool->IsSeparator() &&
711 wxTheApp->GetComCtl32Version() <= 472 )
712 {
713 continue;
714 }
715
716
717 TBBUTTON& button = buttons[i];
718
719 wxZeroMemory(button);
720
721 bool isRadio = false;
722 switch ( tool->GetStyle() )
723 {
724 case wxTOOL_STYLE_CONTROL:
725 button.idCommand = tool->GetId();
726 // fall through: create just a separator too
727
728 case wxTOOL_STYLE_SEPARATOR:
729 button.fsState = TBSTATE_ENABLED;
730 button.fsStyle = TBSTYLE_SEP;
731 break;
732
733 case wxTOOL_STYLE_BUTTON:
734 if ( !HasFlag(wxTB_NOICONS) )
735 button.iBitmap = bitmapId;
736
737 if ( HasFlag(wxTB_TEXT) )
738 {
739 const wxString& label = tool->GetLabel();
740 if ( !label.empty() )
741 {
742 button.iString = (int)label.c_str();
743 }
744 }
745
746 button.idCommand = tool->GetId();
747
748 if ( tool->IsEnabled() )
749 button.fsState |= TBSTATE_ENABLED;
750 if ( tool->IsToggled() )
751 button.fsState |= TBSTATE_CHECKED;
752
753 switch ( tool->GetKind() )
754 {
755 case wxITEM_RADIO:
756 button.fsStyle = TBSTYLE_CHECKGROUP;
757
758 if ( !lastWasRadio )
759 {
760 // the first item in the radio group is checked by
761 // default to be consistent with wxGTK and the menu
762 // radio items
763 button.fsState |= TBSTATE_CHECKED;
764
765 tool->Toggle(true);
766 }
767
768 isRadio = true;
769 break;
770
771 case wxITEM_CHECK:
772 button.fsStyle = TBSTYLE_CHECK;
773 break;
774
775 default:
776 wxFAIL_MSG( _T("unexpected toolbar button kind") );
777 // fall through
778
779 case wxITEM_NORMAL:
780 button.fsStyle = TBSTYLE_BUTTON;
781 }
782
783 bitmapId++;
784 break;
785 }
786
787 lastWasRadio = isRadio;
788
789 i++;
790 }
791
792 if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
793 {
794 wxLogLastError(wxT("TB_ADDBUTTONS"));
795 }
796
797 delete [] buttons;
798
799 // Deal with the controls finally
800 // ------------------------------
801
802 // adjust the controls size to fit nicely in the toolbar
803 int y = 0;
804 size_t index = 0;
805 for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
806 {
807 wxToolBarToolBase *tool = node->GetData();
808
809 // we calculate the running y coord for vertical toolbars so we need to
810 // get the items size for all items but for the horizontal ones we
811 // don't need to deal with the non controls
812 bool isControl = tool->IsControl();
813 if ( !isControl && !isVertical )
814 continue;
815
816 // note that we use TB_GETITEMRECT and not TB_GETRECT because the
817 // latter only appeared in v4.70 of comctl32.dll
818 RECT r;
819 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
820 index, (LPARAM)(LPRECT)&r) )
821 {
822 wxLogLastError(wxT("TB_GETITEMRECT"));
823 }
824
825 if ( !isControl )
826 {
827 // can only be control if isVertical
828 y += r.bottom - r.top;
829
830 continue;
831 }
832
833 wxControl *control = tool->GetControl();
834
835 wxSize size = control->GetSize();
836
837 // the position of the leftmost controls corner
838 int left = wxDefaultCoord;
839
840 // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
841 #ifdef TB_SETBUTTONINFO
842 // available in headers, now check whether it is available now
843 // (during run-time)
844 if ( wxTheApp->GetComCtl32Version() >= 471 )
845 {
846 // set the (underlying) separators width to be that of the
847 // control
848 TBBUTTONINFO tbbi;
849 tbbi.cbSize = sizeof(tbbi);
850 tbbi.dwMask = TBIF_SIZE;
851 tbbi.cx = (WORD)size.x;
852 if ( !::SendMessage(GetHwnd(), TB_SETBUTTONINFO,
853 tool->GetId(), (LPARAM)&tbbi) )
854 {
855 // the id is probably invalid?
856 wxLogLastError(wxT("TB_SETBUTTONINFO"));
857 }
858 }
859 else
860 #endif // comctl32.dll 4.71
861 // TB_SETBUTTONINFO unavailable
862 {
863 // try adding several separators to fit the controls width
864 int widthSep = r.right - r.left;
865 left = r.left;
866
867 TBBUTTON tbb;
868 wxZeroMemory(tbb);
869 tbb.idCommand = 0;
870 tbb.fsState = TBSTATE_ENABLED;
871 tbb.fsStyle = TBSTYLE_SEP;
872
873 size_t nSeparators = size.x / widthSep;
874 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
875 {
876 if ( !::SendMessage(GetHwnd(), TB_INSERTBUTTON,
877 index, (LPARAM)&tbb) )
878 {
879 wxLogLastError(wxT("TB_INSERTBUTTON"));
880 }
881
882 index++;
883 }
884
885 // remember the number of separators we used - we'd have to
886 // delete all of them later
887 ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
888
889 // adjust the controls width to exactly cover the separators
890 control->SetSize((nSeparators + 1)*widthSep, wxDefaultCoord);
891 }
892
893 // position the control itself correctly vertically
894 int height = r.bottom - r.top;
895 int diff = height - size.y;
896 if ( diff < 0 )
897 {
898 // the control is too high, resize to fit
899 control->SetSize(wxDefaultCoord, height - 2);
900
901 diff = 2;
902 }
903
904 int top;
905 if ( isVertical )
906 {
907 left = 0;
908 top = y;
909
910 y += height + 2*GetMargins().y;
911 }
912 else // horizontal toolbar
913 {
914 if ( left == wxDefaultCoord )
915 left = r.left;
916
917 top = r.top;
918 }
919
920 control->Move(left, top + (diff + 1) / 2);
921 }
922
923 // the max index is the "real" number of buttons - i.e. counting even the
924 // separators which we added just for aligning the controls
925 m_nButtons = index;
926
927 if ( !isVertical )
928 {
929 if ( m_maxRows == 0 )
930 {
931 // if not set yet, only one row
932 SetRows(1);
933 }
934 }
935 else if ( m_nButtons > 0 ) // vertical non empty toolbar
936 {
937 if ( m_maxRows == 0 )
938 {
939 // if not set yet, have one column
940 SetRows(m_nButtons);
941 }
942 }
943
944 InvalidateBestSize();
945 return true;
946 }
947
948 // ----------------------------------------------------------------------------
949 // message handlers
950 // ----------------------------------------------------------------------------
951
952 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
953 {
954 wxToolBarToolBase *tool = FindById((int)id);
955 if ( !tool )
956 return false;
957
958 bool toggled = false; // just to suppress warnings
959
960 if ( tool->CanBeToggled() )
961 {
962 LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
963 toggled = (state & TBSTATE_CHECKED) != 0;
964
965 // ignore the event when a radio button is released, as this doesn't seem to
966 // happen at all, and is handled otherwise
967 if ( tool->GetKind() == wxITEM_RADIO && !toggled )
968 return true;
969
970 tool->Toggle(toggled);
971 UnToggleRadioGroup(tool);
972 }
973
974 // OnLeftClick() can veto the button state change - for buttons which
975 // may be toggled only, of couse
976 if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
977 {
978 // revert back
979 tool->Toggle(!toggled);
980
981 ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
982 }
983
984 return true;
985 }
986
987 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
988 WXLPARAM lParam,
989 WXLPARAM *WXUNUSED(result))
990 {
991 #if wxUSE_TOOLTIPS
992 // First check if this applies to us
993 NMHDR *hdr = (NMHDR *)lParam;
994
995 // the tooltips control created by the toolbar is sometimes Unicode, even
996 // in an ANSI application - this seems to be a bug in comctl32.dll v5
997 UINT code = hdr->code;
998 if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
999 return false;
1000
1001 HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
1002 if ( toolTipWnd != hdr->hwndFrom )
1003 return false;
1004
1005 LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
1006 int id = (int)ttText->hdr.idFrom;
1007
1008 wxToolBarToolBase *tool = FindById(id);
1009 if ( !tool )
1010 return false;
1011
1012 return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
1013 #else
1014 return false;
1015 #endif
1016 }
1017
1018 // ----------------------------------------------------------------------------
1019 // toolbar geometry
1020 // ----------------------------------------------------------------------------
1021
1022 void wxToolBar::SetToolBitmapSize(const wxSize& size)
1023 {
1024 wxToolBarBase::SetToolBitmapSize(size);
1025
1026 ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
1027 }
1028
1029 void wxToolBar::SetRows(int nRows)
1030 {
1031 if ( nRows == m_maxRows )
1032 {
1033 // avoid resizing the frame uselessly
1034 return;
1035 }
1036
1037 // TRUE in wParam means to create at least as many rows, FALSE -
1038 // at most as many
1039 RECT rect;
1040 ::SendMessage(GetHwnd(), TB_SETROWS,
1041 MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
1042 (LPARAM) &rect);
1043
1044 m_maxRows = nRows;
1045
1046 UpdateSize();
1047 }
1048
1049 // The button size is bigger than the bitmap size
1050 wxSize wxToolBar::GetToolSize() const
1051 {
1052 // TB_GETBUTTONSIZE is supported from version 4.70
1053 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
1054 && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) \
1055 && !defined (__DIGITALMARS__)
1056 if ( wxTheApp->GetComCtl32Version() >= 470 )
1057 {
1058 DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
1059
1060 return wxSize(LOWORD(dw), HIWORD(dw));
1061 }
1062 else
1063 #endif // comctl32.dll 4.70+
1064 {
1065 // defaults
1066 return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1067 }
1068 }
1069
1070 static
1071 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1072 size_t index )
1073 {
1074 wxToolBarToolsList::compatibility_iterator current = tools.GetFirst();
1075
1076 for ( ; current != 0; current = current->GetNext() )
1077 {
1078 if ( index == 0 )
1079 return current->GetData();
1080
1081 wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1082 size_t separators = tool->GetSeparatorsCount();
1083
1084 // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1085 // otherwise, skip as many items as the separator count, plus the
1086 // control itself
1087 index -= separators ? separators + 1 : 1;
1088 }
1089
1090 return 0;
1091 }
1092
1093 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1094 {
1095 POINT pt;
1096 pt.x = x;
1097 pt.y = y;
1098 int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1099 // MBN: when the point ( x, y ) is close to the toolbar border
1100 // TB_HITTEST returns m_nButtons ( not -1 )
1101 if ( index < 0 || (size_t)index >= m_nButtons )
1102 {
1103 // it's a separator or there is no tool at all there
1104 return (wxToolBarToolBase *)NULL;
1105 }
1106
1107 // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
1108 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1109 if ( wxTheApp->GetComCtl32Version() >= 471 )
1110 {
1111 return m_tools.Item((size_t)index)->GetData();
1112 }
1113 else
1114 #endif
1115 {
1116 return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1117 }
1118 }
1119
1120 void wxToolBar::UpdateSize()
1121 {
1122 // the toolbar size changed
1123 ::SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1124
1125 // we must also refresh the frame after the toolbar size (possibly) changed
1126 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1127 if ( frame )
1128 {
1129 frame->SendSizeEvent();
1130 }
1131 }
1132
1133 // ----------------------------------------------------------------------------
1134 // toolbar styles
1135 // ---------------------------------------------------------------------------
1136
1137 void wxToolBar::SetWindowStyleFlag(long style)
1138 {
1139 // the style bits whose changes force us to recreate the toolbar
1140 static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1141
1142 const long styleOld = GetWindowStyle();
1143
1144 wxToolBarBase::SetWindowStyleFlag(style);
1145
1146 // don't recreate an empty toolbar: not only this is unnecessary, but it is
1147 // also fatal as we'd then try to recreate the toolbar when it's just being
1148 // created
1149 if ( GetToolsCount() &&
1150 (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1151 {
1152 // to remove the text labels, simply re-realizing the toolbar is enough
1153 // but I don't know of any way to add the text to an existing toolbar
1154 // other than by recreating it entirely
1155 Recreate();
1156 }
1157 }
1158
1159 // ----------------------------------------------------------------------------
1160 // tool state
1161 // ----------------------------------------------------------------------------
1162
1163 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1164 {
1165 ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1166 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1167 }
1168
1169 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1170 {
1171 ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1172 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1173 }
1174
1175 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1176 {
1177 // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1178 // without, so we really need to delete the button and recreate it here
1179 wxFAIL_MSG( _T("not implemented") );
1180 }
1181
1182 // ----------------------------------------------------------------------------
1183 // event handlers
1184 // ----------------------------------------------------------------------------
1185
1186 // Responds to colour changes, and passes event on to children.
1187 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1188 {
1189 wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1190
1191 // Remap the buttons
1192 Realize();
1193
1194 // Relayout the toolbar
1195 int nrows = m_maxRows;
1196 m_maxRows = 0; // otherwise SetRows() wouldn't do anything
1197 SetRows(nrows);
1198
1199 Refresh();
1200
1201 // let the event propagate further
1202 event.Skip();
1203 }
1204
1205 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1206 {
1207 if (event.Leaving() && m_pInTool)
1208 {
1209 OnMouseEnter( -1 );
1210 event.Skip();
1211 return;
1212 }
1213
1214 if ( event.RightDown() )
1215 {
1216 // find the tool under the mouse
1217 wxCoord x,y;
1218 event.GetPosition(&x, &y);
1219
1220 wxToolBarToolBase *tool = FindToolForPosition(x, y);
1221 OnRightClick(tool ? tool->GetId() : -1, x, y);
1222 }
1223 else
1224 {
1225 event.Skip();
1226 }
1227 }
1228
1229 bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1230 {
1231 // calculate our minor dimension ourselves - we're confusing the standard
1232 // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1233 RECT r;
1234 if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1235 {
1236 int w, h;
1237
1238 if ( GetWindowStyle() & wxTB_VERTICAL )
1239 {
1240 w = r.right - r.left;
1241 if ( m_maxRows )
1242 {
1243 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1244 }
1245 h = HIWORD(lParam);
1246 }
1247 else
1248 {
1249 w = LOWORD(lParam);
1250 if (HasFlag( wxTB_FLAT ))
1251 h = r.bottom - r.top - 3;
1252 else
1253 h = r.bottom - r.top;
1254 if ( m_maxRows )
1255 {
1256 // FIXME: hardcoded separator line height...
1257 h += HasFlag(wxTB_NODIVIDER) ? 4 : 6;
1258 h *= m_maxRows;
1259 }
1260 }
1261
1262 if ( MAKELPARAM(w, h) != lParam )
1263 {
1264 // size really changed
1265 SetSize(w, h);
1266 }
1267
1268 // message processed
1269 return true;
1270 }
1271
1272 return false;
1273 }
1274
1275 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1276 {
1277 // erase any dummy separators which we used for aligning the controls if
1278 // any here
1279
1280 // first of all, do we have any controls at all?
1281 wxToolBarToolsList::compatibility_iterator node;
1282 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1283 {
1284 if ( node->GetData()->IsControl() )
1285 break;
1286 }
1287
1288 if ( !node )
1289 {
1290 // no controls, nothing to erase
1291 return false;
1292 }
1293
1294 // prepare the DC on which we'll be drawing
1295 wxClientDC dc(this);
1296 dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1297 dc.SetPen(*wxTRANSPARENT_PEN);
1298
1299 RECT r;
1300 if ( !::GetUpdateRect(GetHwnd(), &r, FALSE) )
1301 {
1302 // nothing to redraw anyhow
1303 return false;
1304 }
1305
1306 wxRect rectUpdate;
1307 wxCopyRECTToRect(r, rectUpdate);
1308
1309 dc.SetClippingRegion(rectUpdate);
1310
1311 // draw the toolbar tools, separators &c normally
1312 wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1313
1314 // for each control in the toolbar find all the separators intersecting it
1315 // and erase them
1316 //
1317 // NB: this is really the only way to do it as we don't know if a separator
1318 // corresponds to a control (i.e. is a dummy one) or a real one
1319 // otherwise
1320 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1321 {
1322 wxToolBarToolBase *tool = node->GetData();
1323 if ( tool->IsControl() )
1324 {
1325 // get the control rect in our client coords
1326 wxControl *control = tool->GetControl();
1327 wxRect rectCtrl = control->GetRect();
1328
1329 // iterate over all buttons
1330 TBBUTTON tbb;
1331 int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1332 for ( int n = 0; n < count; n++ )
1333 {
1334 // is it a separator?
1335 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1336 n, (LPARAM)&tbb) )
1337 {
1338 wxLogDebug(_T("TB_GETBUTTON failed?"));
1339
1340 continue;
1341 }
1342
1343 if ( tbb.fsStyle != TBSTYLE_SEP )
1344 continue;
1345
1346 // get the bounding rect of the separator
1347 RECT r;
1348 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1349 n, (LPARAM)&r) )
1350 {
1351 wxLogDebug(_T("TB_GETITEMRECT failed?"));
1352
1353 continue;
1354 }
1355
1356 // does it intersect the control?
1357 wxRect rectItem;
1358 wxCopyRECTToRect(r, rectItem);
1359 if ( rectCtrl.Intersects(rectItem) )
1360 {
1361 // yes, do erase it!
1362 dc.DrawRectangle(rectItem);
1363
1364 // Necessary in case we use a no-paint-on-size
1365 // style in the parent: the controls can disappear
1366 control->Refresh(false);
1367 }
1368 }
1369 }
1370 }
1371
1372 return true;
1373 }
1374
1375 void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1376 {
1377 wxCoord x = GET_X_LPARAM(lParam),
1378 y = GET_Y_LPARAM(lParam);
1379 wxToolBarToolBase* tool = FindToolForPosition( x, y );
1380
1381 // cursor left current tool
1382 if( tool != m_pInTool && !tool )
1383 {
1384 m_pInTool = 0;
1385 OnMouseEnter( -1 );
1386 }
1387
1388 // cursor entered a tool
1389 if( tool != m_pInTool && tool )
1390 {
1391 m_pInTool = tool;
1392 OnMouseEnter( tool->GetId() );
1393 }
1394 }
1395
1396 WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1397 {
1398 switch ( nMsg )
1399 {
1400 case WM_SIZE:
1401 if ( HandleSize(wParam, lParam) )
1402 return 0;
1403 break;
1404
1405 case WM_MOUSEMOVE:
1406 // we don't handle mouse moves, so always pass the message to
1407 // wxControl::MSWWindowProc
1408 HandleMouseMove(wParam, lParam);
1409 break;
1410
1411 case WM_PAINT:
1412 if ( HandlePaint(wParam, lParam) )
1413 return 0;
1414 }
1415
1416 return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1417 }
1418
1419 // ----------------------------------------------------------------------------
1420 // private functions
1421 // ----------------------------------------------------------------------------
1422
1423 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1424 {
1425 MemoryHDC hdcMem;
1426
1427 if ( !hdcMem )
1428 {
1429 wxLogLastError(_T("CreateCompatibleDC"));
1430
1431 return bitmap;
1432 }
1433
1434 SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1435
1436 if ( !bmpInHDC )
1437 {
1438 wxLogLastError(_T("SelectObject"));
1439
1440 return bitmap;
1441 }
1442
1443 wxCOLORMAP *cmap = wxGetStdColourMap();
1444
1445 for ( int i = 0; i < width; i++ )
1446 {
1447 for ( int j = 0; j < height; j++ )
1448 {
1449 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1450
1451 for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1452 {
1453 COLORREF col = cmap[k].from;
1454 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1455 abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1456 abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1457 {
1458 ::SetPixel(hdcMem, i, j, cmap[k].to);
1459 break;
1460 }
1461 }
1462 }
1463 }
1464
1465 return bitmap;
1466
1467 // VZ: I leave here my attempts to map the bitmap to the system colours
1468 // faster by using BitBlt() even though it's broken currently - but
1469 // maybe someone else can finish it? It should be faster than iterating
1470 // over all pixels...
1471 #if 0
1472 MemoryHDC hdcMask, hdcDst;
1473 if ( !hdcMask || !hdcDst )
1474 {
1475 wxLogLastError(_T("CreateCompatibleDC"));
1476
1477 return bitmap;
1478 }
1479
1480 // create the target bitmap
1481 HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1482 if ( !hbmpDst )
1483 {
1484 wxLogLastError(_T("CreateCompatibleBitmap"));
1485
1486 return bitmap;
1487 }
1488
1489 // create the monochrome mask bitmap
1490 HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1491 if ( !hbmpMask )
1492 {
1493 wxLogLastError(_T("CreateBitmap(mono)"));
1494
1495 ::DeleteObject(hbmpDst);
1496
1497 return bitmap;
1498 }
1499
1500 SelectInHDC bmpInDst(hdcDst, hbmpDst),
1501 bmpInMask(hdcMask, hbmpMask);
1502
1503 // for each colour:
1504 for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1505 {
1506 // create the mask for this colour
1507 ::SetBkColor(hdcMem, ColorMap[n].from);
1508 ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1509
1510 // replace this colour with the target one in the dst bitmap
1511 HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1512 HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1513
1514 ::MaskBlt(hdcDst, 0, 0, width, height,
1515 hdcMem, 0, 0,
1516 hbmpMask, 0, 0,
1517 MAKEROP4(PATCOPY, SRCCOPY));
1518
1519 (void)::SelectObject(hdcDst, hbrOld);
1520 ::DeleteObject(hbr);
1521 }
1522
1523 ::DeleteObject((HBITMAP)bitmap);
1524
1525 return (WXHBITMAP)hbmpDst;
1526 #endif // 0
1527 }
1528
1529 #endif // wxUSE_TOOLBAR && Win95
1530