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[wxWidgets.git] / src / msw / tbar95.cpp
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 // include <commctrl.h> "properly"
50 #include "wx/msw/wrapcctl.h"
51
52 #include "wx/app.h" // for GetComCtl32Version
53
54 // ----------------------------------------------------------------------------
55 // conditional compilation
56 // ----------------------------------------------------------------------------
57
58 // wxWidgets previously always considered that toolbar buttons have light grey
59 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
60 // doesn't work with XPMs which then appear to have black background. To make
61 // this work, we must respect the bitmap masks - which we do now. This should
62 // be ok in any case, but to restore 100% compatible with the old version
63 // behaviour, you can set this to 0.
64 #define USE_BITMAP_MASKS 1
65
66 // ----------------------------------------------------------------------------
67 // constants
68 // ----------------------------------------------------------------------------
69
70 // these standard constants are not always defined in compilers headers
71
72 // Styles
73 #ifndef TBSTYLE_FLAT
74 #define TBSTYLE_LIST 0x1000
75 #define TBSTYLE_FLAT 0x0800
76 #endif
77
78 #ifndef TBSTYLE_TRANSPARENT
79 #define TBSTYLE_TRANSPARENT 0x8000
80 #endif
81
82 #ifndef TBSTYLE_TOOLTIPS
83 #define TBSTYLE_TOOLTIPS 0x0100
84 #endif
85
86 // Messages
87 #ifndef TB_GETSTYLE
88 #define TB_SETSTYLE (WM_USER + 56)
89 #define TB_GETSTYLE (WM_USER + 57)
90 #endif
91
92 #ifndef TB_HITTEST
93 #define TB_HITTEST (WM_USER + 69)
94 #endif
95
96 // these values correspond to those used by comctl32.dll
97 #define DEFAULTBITMAPX 16
98 #define DEFAULTBITMAPY 15
99 #define DEFAULTBUTTONX 24
100 #define DEFAULTBUTTONY 24
101 #define DEFAULTBARHEIGHT 27
102
103 // ----------------------------------------------------------------------------
104 // wxWin macros
105 // ----------------------------------------------------------------------------
106
107 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
108
109 /*
110 TOOLBAR PROPERTIES
111 tool
112 bitmap
113 bitmap2
114 tooltip
115 longhelp
116 radio (bool)
117 toggle (bool)
118 separator
119 style ( wxNO_BORDER | wxTB_HORIZONTAL)
120 bitmapsize
121 margins
122 packing
123 separation
124
125 dontattachtoframe
126 */
127
128 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
129 EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
130 EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
131 END_EVENT_TABLE()
132
133 // ----------------------------------------------------------------------------
134 // private classes
135 // ----------------------------------------------------------------------------
136
137 class wxToolBarTool : public wxToolBarToolBase
138 {
139 public:
140 wxToolBarTool(wxToolBar *tbar,
141 int id,
142 const wxString& label,
143 const wxBitmap& bmpNormal,
144 const wxBitmap& bmpDisabled,
145 wxItemKind kind,
146 wxObject *clientData,
147 const wxString& shortHelp,
148 const wxString& longHelp)
149 : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
150 clientData, shortHelp, longHelp)
151 {
152 m_nSepCount = 0;
153 }
154
155 wxToolBarTool(wxToolBar *tbar, wxControl *control)
156 : wxToolBarToolBase(tbar, control)
157 {
158 m_nSepCount = 1;
159 }
160
161 virtual void SetLabel(const wxString& label)
162 {
163 if ( label == m_label )
164 return;
165
166 wxToolBarToolBase::SetLabel(label);
167
168 // we need to update the label shown in the toolbar because it has a
169 // pointer to the internal buffer of the old label
170 //
171 // TODO: use TB_SETBUTTONINFO
172 }
173
174 // set/get the number of separators which we use to cover the space used by
175 // a control in the toolbar
176 void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
177 size_t GetSeparatorsCount() const { return m_nSepCount; }
178
179 private:
180 size_t m_nSepCount;
181
182 DECLARE_NO_COPY_CLASS(wxToolBarTool)
183 };
184
185
186 // ============================================================================
187 // implementation
188 // ============================================================================
189
190 // ----------------------------------------------------------------------------
191 // wxToolBarTool
192 // ----------------------------------------------------------------------------
193
194 wxToolBarToolBase *wxToolBar::CreateTool(int id,
195 const wxString& label,
196 const wxBitmap& bmpNormal,
197 const wxBitmap& bmpDisabled,
198 wxItemKind kind,
199 wxObject *clientData,
200 const wxString& shortHelp,
201 const wxString& longHelp)
202 {
203 return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
204 clientData, shortHelp, longHelp);
205 }
206
207 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
208 {
209 return new wxToolBarTool(this, control);
210 }
211
212 // ----------------------------------------------------------------------------
213 // wxToolBar construction
214 // ----------------------------------------------------------------------------
215
216 void wxToolBar::Init()
217 {
218 m_hBitmap = 0;
219
220 m_nButtons = 0;
221
222 m_defaultWidth = DEFAULTBITMAPX;
223 m_defaultHeight = DEFAULTBITMAPY;
224
225 m_pInTool = 0;
226 }
227
228 bool wxToolBar::Create(wxWindow *parent,
229 wxWindowID id,
230 const wxPoint& pos,
231 const wxSize& size,
232 long style,
233 const wxString& name)
234 {
235 // common initialisation
236 if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
237 return FALSE;
238
239 // MSW-specific initialisation
240 if ( !MSWCreateToolbar(pos, size) )
241 return FALSE;
242
243 wxSetCCUnicodeFormat(GetHwnd());
244
245 // set up the colors and fonts
246 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
247 SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
248
249 return TRUE;
250 }
251
252 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
253 {
254 if ( !MSWCreateControl(TOOLBARCLASSNAME, wxEmptyString, pos, size) )
255 return FALSE;
256
257 // toolbar-specific post initialisation
258 ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
259
260 return TRUE;
261 }
262
263 void wxToolBar::Recreate()
264 {
265 const HWND hwndOld = GetHwnd();
266 if ( !hwndOld )
267 {
268 // we haven't been created yet, no need to recreate
269 return;
270 }
271
272 // get the position and size before unsubclassing the old toolbar
273 const wxPoint pos = GetPosition();
274 const wxSize size = GetSize();
275
276 UnsubclassWin();
277
278 if ( !MSWCreateToolbar(pos, size) )
279 {
280 // what can we do?
281 wxFAIL_MSG( _T("recreating the toolbar failed") );
282
283 return;
284 }
285
286 // reparent all our children under the new toolbar
287 for ( wxWindowList::compatibility_iterator node = m_children.GetFirst();
288 node;
289 node = node->GetNext() )
290 {
291 wxWindow *win = node->GetData();
292 if ( !win->IsTopLevel() )
293 ::SetParent(GetHwndOf(win), GetHwnd());
294 }
295
296 // only destroy the old toolbar now -- after all the children had been
297 // reparented
298 ::DestroyWindow(hwndOld);
299
300 // it is for the old bitmap control and can't be used with the new one
301 if ( m_hBitmap )
302 {
303 ::DeleteObject((HBITMAP) m_hBitmap);
304 m_hBitmap = 0;
305 }
306
307 Realize();
308 UpdateSize();
309 }
310
311 wxToolBar::~wxToolBar()
312 {
313 // we must refresh the frame size when the toolbar is deleted but the frame
314 // is not - otherwise toolbar leaves a hole in the place it used to occupy
315 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
316 if ( frame && !frame->IsBeingDeleted() )
317 {
318 frame->SendSizeEvent();
319 }
320
321 if ( m_hBitmap )
322 {
323 ::DeleteObject((HBITMAP) m_hBitmap);
324 }
325 }
326
327 wxSize wxToolBar::DoGetBestSize() const
328 {
329 wxSize sizeBest = GetToolSize();
330 sizeBest.x *= GetToolsCount();
331
332 // reverse horz and vertical components if necessary
333 return HasFlag(wxTB_VERTICAL) ? wxSize(sizeBest.y, sizeBest.x) : sizeBest;
334 }
335
336 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
337 {
338 // toolbars never have border, giving one to them results in broken
339 // appearance
340 WXDWORD msStyle = wxControl::MSWGetStyle
341 (
342 (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
343 );
344
345 // always include this one, it never hurts and setting it later only if we
346 // do have tooltips wouldn't work
347 msStyle |= TBSTYLE_TOOLTIPS;
348
349 if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) )
350 {
351 // static as it doesn't change during the program lifetime
352 static int s_verComCtl = wxTheApp->GetComCtl32Version();
353
354 // comctl32.dll 4.00 doesn't support the flat toolbars and using this
355 // style with 6.00 (part of Windows XP) leads to the toolbar with
356 // incorrect background colour - and not using it still results in the
357 // correct (flat) toolbar, so don't use it there
358 if ( s_verComCtl > 400 && s_verComCtl < 600 )
359 {
360 msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
361 }
362
363 if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT )
364 {
365 msStyle |= TBSTYLE_LIST;
366 }
367 }
368
369 if ( style & wxTB_NODIVIDER )
370 msStyle |= CCS_NODIVIDER;
371
372 if ( style & wxTB_NOALIGN )
373 msStyle |= CCS_NOPARENTALIGN;
374
375 if ( style & wxTB_VERTICAL )
376 msStyle |= CCS_VERT;
377
378 return msStyle;
379 }
380
381 // ----------------------------------------------------------------------------
382 // adding/removing tools
383 // ----------------------------------------------------------------------------
384
385 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
386 {
387 // nothing special to do here - we really create the toolbar buttons in
388 // Realize() later
389 tool->Attach(this);
390
391 InvalidateBestSize();
392 return TRUE;
393 }
394
395 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
396 {
397 // the main difficulty we have here is with the controls in the toolbars:
398 // as we (sometimes) use several separators to cover up the space used by
399 // them, the indices are not the same for us and the toolbar
400
401 // first determine the position of the first button to delete: it may be
402 // different from pos if we use several separators to cover the space used
403 // by a control
404 wxToolBarToolsList::compatibility_iterator node;
405 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
406 {
407 wxToolBarToolBase *tool2 = node->GetData();
408 if ( tool2 == tool )
409 {
410 // let node point to the next node in the list
411 node = node->GetNext();
412
413 break;
414 }
415
416 if ( tool2->IsControl() )
417 {
418 pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
419 }
420 }
421
422 // now determine the number of buttons to delete and the area taken by them
423 size_t nButtonsToDelete = 1;
424
425 // get the size of the button we're going to delete
426 RECT r;
427 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
428 {
429 wxLogLastError(_T("TB_GETITEMRECT"));
430 }
431
432 int width = r.right - r.left;
433
434 if ( tool->IsControl() )
435 {
436 nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
437
438 width *= nButtonsToDelete;
439 }
440
441 // do delete all buttons
442 m_nButtons -= nButtonsToDelete;
443 while ( nButtonsToDelete-- > 0 )
444 {
445 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
446 {
447 wxLogLastError(wxT("TB_DELETEBUTTON"));
448
449 return FALSE;
450 }
451 }
452
453 tool->Detach();
454
455 // and finally reposition all the controls after this button (the toolbar
456 // takes care of all normal items)
457 for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
458 {
459 wxToolBarToolBase *tool2 = node->GetData();
460 if ( tool2->IsControl() )
461 {
462 int x;
463 wxControl *control = tool2->GetControl();
464 control->GetPosition(&x, NULL);
465 control->Move(x - width, -1);
466 }
467 }
468
469 InvalidateBestSize();
470 return TRUE;
471 }
472
473 bool wxToolBar::Realize()
474 {
475 const size_t nTools = GetToolsCount();
476 if ( nTools == 0 )
477 {
478 // nothing to do
479 return TRUE;
480 }
481
482 const bool isVertical = HasFlag(wxTB_VERTICAL);
483
484 // delete all old buttons, if any
485 for ( size_t pos = 0; pos < m_nButtons; pos++ )
486 {
487 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
488 {
489 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
490 }
491 }
492
493 // First, add the bitmap: we use one bitmap for all toolbar buttons
494 // ----------------------------------------------------------------
495
496 wxToolBarToolsList::compatibility_iterator node;
497 int bitmapId = 0;
498
499 wxSize sizeBmp;
500 if ( HasFlag(wxTB_NOICONS) )
501 {
502 // no icons, don't leave space for them
503 sizeBmp.x =
504 sizeBmp.y = 0;
505 }
506 else // do show icons
507 {
508 // if we already have a bitmap, we'll replace the existing one --
509 // otherwise we'll install a new one
510 HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
511
512 sizeBmp.x = m_defaultWidth;
513 sizeBmp.y = m_defaultHeight;
514
515 const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
516 totalBitmapHeight = m_defaultHeight;
517
518 // Create a bitmap and copy all the tool bitmaps to it
519 #if USE_BITMAP_MASKS
520 wxMemoryDC dcAllButtons;
521 wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
522 dcAllButtons.SelectObject(bitmap);
523 dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
524 dcAllButtons.Clear();
525
526 m_hBitmap = bitmap.GetHBITMAP();
527 HBITMAP hBitmap = (HBITMAP)m_hBitmap;
528 #else // !USE_BITMAP_MASKS
529 HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
530 totalBitmapWidth,
531 totalBitmapHeight);
532 if ( !hBitmap )
533 {
534 wxLogLastError(_T("CreateCompatibleBitmap"));
535
536 return FALSE;
537 }
538
539 m_hBitmap = (WXHBITMAP)hBitmap;
540
541 MemoryHDC memoryDC;
542 SelectInHDC hdcSelector(memoryDC, hBitmap);
543
544 MemoryHDC memoryDC2;
545 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
546
547 if (wxSystemOptions::HasOption(wxT("msw.remap")) && wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 0)
548 {
549 #if USE_BITMAP_MASKS
550 dcAllButtons.SelectObject(wxNullBitmap);
551 #endif
552
553 // Even if we're not remapping the bitmap
554 // content, we still have to remap the background.
555 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
556 totalBitmapWidth, totalBitmapHeight);
557
558 #if USE_BITMAP_MASKS
559 dcAllButtons.SelectObject(bitmap);
560 #endif
561 }
562
563 // the button position
564 wxCoord x = 0;
565
566 // the number of buttons (not separators)
567 int nButtons = 0;
568
569 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
570 {
571 wxToolBarToolBase *tool = node->GetData();
572 if ( tool->IsButton() )
573 {
574 const wxBitmap& bmp = tool->GetNormalBitmap();
575 if ( bmp.Ok() )
576 {
577 int xOffset = wxMax(0, (m_defaultWidth - bmp.GetWidth())/2);
578 int yOffset = wxMax(0, (m_defaultHeight - bmp.GetHeight())/2);
579 #if USE_BITMAP_MASKS
580 // notice the last parameter: do use mask
581 dcAllButtons.DrawBitmap(bmp, x+xOffset, yOffset, TRUE);
582 #else // !USE_BITMAP_MASKS
583 SelectInHDC hdcSelector2(memoryDC2, GetHbitmapOf(bmp));
584 if ( !BitBlt(memoryDC,
585 x+xOffset, yOffset, m_defaultWidth, m_defaultHeight,
586 memoryDC2,
587 0, 0, SRCCOPY) )
588 {
589 wxLogLastError(wxT("BitBlt"));
590 }
591 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
592 }
593 else
594 {
595 wxFAIL_MSG( _T("invalid tool button bitmap") );
596 }
597
598 // still inc width and number of buttons because otherwise the
599 // subsequent buttons will all be shifted which is rather confusing
600 // (and like this you'd see immediately which bitmap was bad)
601 x += m_defaultWidth;
602 nButtons++;
603 }
604 }
605
606 #if USE_BITMAP_MASKS
607 dcAllButtons.SelectObject(wxNullBitmap);
608
609 // don't delete this HBITMAP!
610 bitmap.SetHBITMAP(0);
611 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
612
613 if (!wxSystemOptions::HasOption(wxT("msw.remap")) || wxSystemOptions::GetOptionInt(wxT("msw.remap")) == 1)
614 {
615 // Map to system colours
616 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
617 totalBitmapWidth, totalBitmapHeight);
618 }
619
620 bool addBitmap = TRUE;
621
622 if ( oldToolBarBitmap )
623 {
624 #ifdef TB_REPLACEBITMAP
625 if ( wxTheApp->GetComCtl32Version() >= 400 )
626 {
627 TBREPLACEBITMAP replaceBitmap;
628 replaceBitmap.hInstOld = NULL;
629 replaceBitmap.hInstNew = NULL;
630 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
631 replaceBitmap.nIDNew = (UINT) hBitmap;
632 replaceBitmap.nButtons = nButtons;
633 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
634 0, (LPARAM) &replaceBitmap) )
635 {
636 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
637 }
638
639 ::DeleteObject(oldToolBarBitmap);
640
641 // already done
642 addBitmap = FALSE;
643 }
644 else
645 #endif // TB_REPLACEBITMAP
646 {
647 // we can't replace the old bitmap, so we will add another one
648 // (awfully inefficient, but what else to do?) and shift the bitmap
649 // indices accordingly
650 addBitmap = TRUE;
651
652 bitmapId = m_nButtons;
653 }
654 }
655
656 if ( addBitmap ) // no old bitmap or we can't replace it
657 {
658 TBADDBITMAP addBitmap;
659 addBitmap.hInst = 0;
660 addBitmap.nID = (UINT) hBitmap;
661 if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
662 (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
663 {
664 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
665 }
666 }
667 }
668
669 // don't call SetToolBitmapSize() as we don't want to change the values of
670 // m_defaultWidth/Height
671 if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
672 MAKELONG(sizeBmp.x, sizeBmp.y)) )
673 {
674 wxLogLastError(_T("TB_SETBITMAPSIZE"));
675 }
676
677 // Next add the buttons and separators
678 // -----------------------------------
679
680 TBBUTTON *buttons = new TBBUTTON[nTools];
681
682 // this array will hold the indices of all controls in the toolbar
683 wxArrayInt controlIds;
684
685 bool lastWasRadio = FALSE;
686 int i = 0;
687 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
688 {
689 wxToolBarToolBase *tool = node->GetData();
690
691 // don't add separators to the vertical toolbar with old comctl32.dll
692 // versions as they didn't handle this properly
693 if ( isVertical && tool->IsSeparator() &&
694 wxTheApp->GetComCtl32Version() <= 472 )
695 {
696 continue;
697 }
698
699
700 TBBUTTON& button = buttons[i];
701
702 wxZeroMemory(button);
703
704 bool isRadio = FALSE;
705 switch ( tool->GetStyle() )
706 {
707 case wxTOOL_STYLE_CONTROL:
708 button.idCommand = tool->GetId();
709 // fall through: create just a separator too
710
711 case wxTOOL_STYLE_SEPARATOR:
712 button.fsState = TBSTATE_ENABLED;
713 button.fsStyle = TBSTYLE_SEP;
714 break;
715
716 case wxTOOL_STYLE_BUTTON:
717 if ( !HasFlag(wxTB_NOICONS) )
718 button.iBitmap = bitmapId;
719
720 if ( HasFlag(wxTB_TEXT) )
721 {
722 const wxString& label = tool->GetLabel();
723 if ( !label.empty() )
724 {
725 button.iString = (int)label.c_str();
726 }
727 }
728
729 button.idCommand = tool->GetId();
730
731 if ( tool->IsEnabled() )
732 button.fsState |= TBSTATE_ENABLED;
733 if ( tool->IsToggled() )
734 button.fsState |= TBSTATE_CHECKED;
735
736 switch ( tool->GetKind() )
737 {
738 case wxITEM_RADIO:
739 button.fsStyle = TBSTYLE_CHECKGROUP;
740
741 if ( !lastWasRadio )
742 {
743 // the first item in the radio group is checked by
744 // default to be consistent with wxGTK and the menu
745 // radio items
746 button.fsState |= TBSTATE_CHECKED;
747
748 tool->Toggle(TRUE);
749 }
750
751 isRadio = TRUE;
752 break;
753
754 case wxITEM_CHECK:
755 button.fsStyle = TBSTYLE_CHECK;
756 break;
757
758 default:
759 wxFAIL_MSG( _T("unexpected toolbar button kind") );
760 // fall through
761
762 case wxITEM_NORMAL:
763 button.fsStyle = TBSTYLE_BUTTON;
764 }
765
766 bitmapId++;
767 break;
768 }
769
770 lastWasRadio = isRadio;
771
772 i++;
773 }
774
775 if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
776 {
777 wxLogLastError(wxT("TB_ADDBUTTONS"));
778 }
779
780 delete [] buttons;
781
782 // Deal with the controls finally
783 // ------------------------------
784
785 // adjust the controls size to fit nicely in the toolbar
786 int y = 0;
787 size_t index = 0;
788 for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
789 {
790 wxToolBarToolBase *tool = node->GetData();
791
792 // we calculate the running y coord for vertical toolbars so we need to
793 // get the items size for all items but for the horizontal ones we
794 // don't need to deal with the non controls
795 bool isControl = tool->IsControl();
796 if ( !isControl && !isVertical )
797 continue;
798
799 // note that we use TB_GETITEMRECT and not TB_GETRECT because the
800 // latter only appeared in v4.70 of comctl32.dll
801 RECT r;
802 if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
803 index, (LPARAM)(LPRECT)&r) )
804 {
805 wxLogLastError(wxT("TB_GETITEMRECT"));
806 }
807
808 if ( !isControl )
809 {
810 // can only be control if isVertical
811 y += r.bottom - r.top;
812
813 continue;
814 }
815
816 wxControl *control = tool->GetControl();
817
818 wxSize size = control->GetSize();
819
820 // the position of the leftmost controls corner
821 int left = -1;
822
823 // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
824 #ifdef TB_SETBUTTONINFO
825 // available in headers, now check whether it is available now
826 // (during run-time)
827 if ( wxTheApp->GetComCtl32Version() >= 471 )
828 {
829 // set the (underlying) separators width to be that of the
830 // control
831 TBBUTTONINFO tbbi;
832 tbbi.cbSize = sizeof(tbbi);
833 tbbi.dwMask = TBIF_SIZE;
834 tbbi.cx = size.x;
835 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
836 tool->GetId(), (LPARAM)&tbbi) )
837 {
838 // the id is probably invalid?
839 wxLogLastError(wxT("TB_SETBUTTONINFO"));
840 }
841 }
842 else
843 #endif // comctl32.dll 4.71
844 // TB_SETBUTTONINFO unavailable
845 {
846 // try adding several separators to fit the controls width
847 int widthSep = r.right - r.left;
848 left = r.left;
849
850 TBBUTTON tbb;
851 wxZeroMemory(tbb);
852 tbb.idCommand = 0;
853 tbb.fsState = TBSTATE_ENABLED;
854 tbb.fsStyle = TBSTYLE_SEP;
855
856 size_t nSeparators = size.x / widthSep;
857 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
858 {
859 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
860 index, (LPARAM)&tbb) )
861 {
862 wxLogLastError(wxT("TB_INSERTBUTTON"));
863 }
864
865 index++;
866 }
867
868 // remember the number of separators we used - we'd have to
869 // delete all of them later
870 ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
871
872 // adjust the controls width to exactly cover the separators
873 control->SetSize((nSeparators + 1)*widthSep, -1);
874 }
875
876 // position the control itself correctly vertically
877 int height = r.bottom - r.top;
878 int diff = height - size.y;
879 if ( diff < 0 )
880 {
881 // the control is too high, resize to fit
882 control->SetSize(-1, height - 2);
883
884 diff = 2;
885 }
886
887 int top;
888 if ( isVertical )
889 {
890 left = 0;
891 top = y;
892
893 y += height + 2*GetMargins().y;
894 }
895 else // horizontal toolbar
896 {
897 if ( left == -1 )
898 left = r.left;
899
900 top = r.top;
901 }
902
903 control->Move(left, top + (diff + 1) / 2);
904 }
905
906 // the max index is the "real" number of buttons - i.e. counting even the
907 // separators which we added just for aligning the controls
908 m_nButtons = index;
909
910 if ( !isVertical )
911 {
912 if ( m_maxRows == 0 )
913 {
914 // if not set yet, only one row
915 SetRows(1);
916 }
917 }
918 else if ( m_nButtons > 0 ) // vertical non empty toolbar
919 {
920 if ( m_maxRows == 0 )
921 {
922 // if not set yet, have one column
923 SetRows(m_nButtons);
924 }
925 }
926
927 InvalidateBestSize();
928 return TRUE;
929 }
930
931 // ----------------------------------------------------------------------------
932 // message handlers
933 // ----------------------------------------------------------------------------
934
935 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
936 {
937 wxToolBarToolBase *tool = FindById((int)id);
938 if ( !tool )
939 return FALSE;
940
941 bool toggled = false; // just to suppress warnings
942
943 if ( tool->CanBeToggled() )
944 {
945 LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
946 toggled = (state & TBSTATE_CHECKED) != 0;
947
948 // ignore the event when a radio button is released, as this doesn't seem to
949 // happen at all, and is handled otherwise
950 if ( tool->GetKind() == wxITEM_RADIO && !toggled )
951 return TRUE;
952
953 tool->Toggle(toggled);
954 UnToggleRadioGroup(tool);
955 }
956
957 // OnLeftClick() can veto the button state change - for buttons which
958 // may be toggled only, of couse
959 if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
960 {
961 // revert back
962 tool->Toggle(!toggled);
963
964 ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
965 }
966
967 return TRUE;
968 }
969
970 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
971 WXLPARAM lParam,
972 WXLPARAM *WXUNUSED(result))
973 {
974 #if wxUSE_TOOLTIPS
975 // First check if this applies to us
976 NMHDR *hdr = (NMHDR *)lParam;
977
978 // the tooltips control created by the toolbar is sometimes Unicode, even
979 // in an ANSI application - this seems to be a bug in comctl32.dll v5
980 UINT code = hdr->code;
981 if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
982 return FALSE;
983
984 HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
985 if ( toolTipWnd != hdr->hwndFrom )
986 return FALSE;
987
988 LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
989 int id = (int)ttText->hdr.idFrom;
990
991 wxToolBarToolBase *tool = FindById(id);
992 if ( !tool )
993 return FALSE;
994
995 return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
996 #else
997 return FALSE;
998 #endif
999 }
1000
1001 // ----------------------------------------------------------------------------
1002 // toolbar geometry
1003 // ----------------------------------------------------------------------------
1004
1005 void wxToolBar::SetToolBitmapSize(const wxSize& size)
1006 {
1007 wxToolBarBase::SetToolBitmapSize(size);
1008
1009 ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
1010 }
1011
1012 void wxToolBar::SetRows(int nRows)
1013 {
1014 if ( nRows == m_maxRows )
1015 {
1016 // avoid resizing the frame uselessly
1017 return;
1018 }
1019
1020 // TRUE in wParam means to create at least as many rows, FALSE -
1021 // at most as many
1022 RECT rect;
1023 ::SendMessage(GetHwnd(), TB_SETROWS,
1024 MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
1025 (LPARAM) &rect);
1026
1027 m_maxRows = nRows;
1028
1029 UpdateSize();
1030 }
1031
1032 // The button size is bigger than the bitmap size
1033 wxSize wxToolBar::GetToolSize() const
1034 {
1035 // TB_GETBUTTONSIZE is supported from version 4.70
1036 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
1037 && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) \
1038 && !defined (__DIGITALMARS__)
1039 if ( wxTheApp->GetComCtl32Version() >= 470 )
1040 {
1041 DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
1042
1043 return wxSize(LOWORD(dw), HIWORD(dw));
1044 }
1045 else
1046 #endif // comctl32.dll 4.70+
1047 {
1048 // defaults
1049 return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1050 }
1051 }
1052
1053 static
1054 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1055 size_t index )
1056 {
1057 wxToolBarToolsList::compatibility_iterator current = tools.GetFirst();
1058
1059 for ( ; current != 0; current = current->GetNext() )
1060 {
1061 if ( index == 0 )
1062 return current->GetData();
1063
1064 wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1065 size_t separators = tool->GetSeparatorsCount();
1066
1067 // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1068 // otherwise, skip as many items as the separator count, plus the
1069 // control itself
1070 index -= separators ? separators + 1 : 1;
1071 }
1072
1073 return 0;
1074 }
1075
1076 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1077 {
1078 POINT pt;
1079 pt.x = x;
1080 pt.y = y;
1081 int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1082 // MBN: when the point ( x, y ) is close to the toolbar border
1083 // TB_HITTEST returns m_nButtons ( not -1 )
1084 if ( index < 0 || (size_t)index >= m_nButtons )
1085 {
1086 // it's a separator or there is no tool at all there
1087 return (wxToolBarToolBase *)NULL;
1088 }
1089
1090 // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
1091 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1092 if ( wxTheApp->GetComCtl32Version() >= 471 )
1093 {
1094 return m_tools.Item((size_t)index)->GetData();
1095 }
1096 else
1097 #endif
1098 {
1099 return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1100 }
1101 }
1102
1103 void wxToolBar::UpdateSize()
1104 {
1105 // the toolbar size changed
1106 SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1107
1108 // we must also refresh the frame after the toolbar size (possibly) changed
1109 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1110 if ( frame )
1111 {
1112 frame->SendSizeEvent();
1113 }
1114 }
1115
1116 // ----------------------------------------------------------------------------
1117 // toolbar styles
1118 // ---------------------------------------------------------------------------
1119
1120 void wxToolBar::SetWindowStyleFlag(long style)
1121 {
1122 // the style bits whose changes force us to recreate the toolbar
1123 static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1124
1125 const long styleOld = GetWindowStyle();
1126
1127 wxToolBarBase::SetWindowStyleFlag(style);
1128
1129 // don't recreate an empty toolbar: not only this is unnecessary, but it is
1130 // also fatal as we'd then try to recreate the toolbar when it's just being
1131 // created
1132 if ( GetToolsCount() &&
1133 (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1134 {
1135 // to remove the text labels, simply re-realizing the toolbar is enough
1136 // but I don't know of any way to add the text to an existing toolbar
1137 // other than by recreating it entirely
1138 Recreate();
1139 }
1140 }
1141
1142 // ----------------------------------------------------------------------------
1143 // tool state
1144 // ----------------------------------------------------------------------------
1145
1146 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1147 {
1148 ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1149 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1150 }
1151
1152 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1153 {
1154 ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1155 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1156 }
1157
1158 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1159 {
1160 // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1161 // without, so we really need to delete the button and recreate it here
1162 wxFAIL_MSG( _T("not implemented") );
1163 }
1164
1165 // ----------------------------------------------------------------------------
1166 // event handlers
1167 // ----------------------------------------------------------------------------
1168
1169 // Responds to colour changes, and passes event on to children.
1170 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1171 {
1172 wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1173
1174 // Remap the buttons
1175 Realize();
1176
1177 // Relayout the toolbar
1178 int nrows = m_maxRows;
1179 m_maxRows = 0; // otherwise SetRows() wouldn't do anything
1180 SetRows(nrows);
1181
1182 Refresh();
1183
1184 // let the event propagate further
1185 event.Skip();
1186 }
1187
1188 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1189 {
1190 if (event.Leaving() && m_pInTool)
1191 {
1192 OnMouseEnter( -1 );
1193 event.Skip();
1194 return;
1195 }
1196
1197 if (event.RightDown())
1198 {
1199 // For now, we don't have an id. Later we could
1200 // try finding the tool.
1201 OnRightClick((int)-1, event.GetX(), event.GetY());
1202 }
1203 else
1204 {
1205 event.Skip();
1206 }
1207 }
1208
1209 bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1210 {
1211 // calculate our minor dimension ourselves - we're confusing the standard
1212 // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1213 RECT r;
1214 if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1215 {
1216 int w, h;
1217
1218 if ( GetWindowStyle() & wxTB_VERTICAL )
1219 {
1220 w = r.right - r.left;
1221 if ( m_maxRows )
1222 {
1223 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1224 }
1225 h = HIWORD(lParam);
1226 }
1227 else
1228 {
1229 w = LOWORD(lParam);
1230 if (HasFlag( wxTB_FLAT ))
1231 h = r.bottom - r.top - 3;
1232 else
1233 h = r.bottom - r.top;
1234 if ( m_maxRows )
1235 {
1236 // FIXME: hardcoded separator line height...
1237 h += HasFlag(wxTB_NODIVIDER) ? 4 : 6;
1238 h *= m_maxRows;
1239 }
1240 }
1241
1242 if ( MAKELPARAM(w, h) != lParam )
1243 {
1244 // size really changed
1245 SetSize(w, h);
1246 }
1247
1248 // message processed
1249 return TRUE;
1250 }
1251
1252 return FALSE;
1253 }
1254
1255 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1256 {
1257 // erase any dummy separators which we used for aligning the controls if
1258 // any here
1259
1260 // first of all, do we have any controls at all?
1261 wxToolBarToolsList::compatibility_iterator node;
1262 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1263 {
1264 if ( node->GetData()->IsControl() )
1265 break;
1266 }
1267
1268 if ( !node )
1269 {
1270 // no controls, nothing to erase
1271 return FALSE;
1272 }
1273
1274 // prepare the DC on which we'll be drawing
1275 wxClientDC dc(this);
1276 dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1277 dc.SetPen(*wxTRANSPARENT_PEN);
1278
1279 RECT r;
1280 if ( !GetUpdateRect(GetHwnd(), &r, FALSE) )
1281 {
1282 // nothing to redraw anyhow
1283 return FALSE;
1284 }
1285
1286 wxRect rectUpdate;
1287 wxCopyRECTToRect(r, rectUpdate);
1288
1289 dc.SetClippingRegion(rectUpdate);
1290
1291 // draw the toolbar tools, separators &c normally
1292 wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1293
1294 // for each control in the toolbar find all the separators intersecting it
1295 // and erase them
1296 //
1297 // NB: this is really the only way to do it as we don't know if a separator
1298 // corresponds to a control (i.e. is a dummy one) or a real one
1299 // otherwise
1300 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1301 {
1302 wxToolBarToolBase *tool = node->GetData();
1303 if ( tool->IsControl() )
1304 {
1305 // get the control rect in our client coords
1306 wxControl *control = tool->GetControl();
1307 wxRect rectCtrl = control->GetRect();
1308
1309 // iterate over all buttons
1310 TBBUTTON tbb;
1311 int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1312 for ( int n = 0; n < count; n++ )
1313 {
1314 // is it a separator?
1315 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1316 n, (LPARAM)&tbb) )
1317 {
1318 wxLogDebug(_T("TB_GETBUTTON failed?"));
1319
1320 continue;
1321 }
1322
1323 if ( tbb.fsStyle != TBSTYLE_SEP )
1324 continue;
1325
1326 // get the bounding rect of the separator
1327 RECT r;
1328 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1329 n, (LPARAM)&r) )
1330 {
1331 wxLogDebug(_T("TB_GETITEMRECT failed?"));
1332
1333 continue;
1334 }
1335
1336 // does it intersect the control?
1337 wxRect rectItem;
1338 wxCopyRECTToRect(r, rectItem);
1339 if ( rectCtrl.Intersects(rectItem) )
1340 {
1341 // yes, do erase it!
1342 dc.DrawRectangle(rectItem);
1343
1344 // Necessary in case we use a no-paint-on-size
1345 // style in the parent: the controls can disappear
1346 control->Refresh(FALSE);
1347 }
1348 }
1349 }
1350 }
1351
1352 return TRUE;
1353 }
1354
1355 void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1356 {
1357 wxCoord x = GET_X_LPARAM(lParam),
1358 y = GET_Y_LPARAM(lParam);
1359 wxToolBarToolBase* tool = FindToolForPosition( x, y );
1360
1361 // cursor left current tool
1362 if( tool != m_pInTool && !tool )
1363 {
1364 m_pInTool = 0;
1365 OnMouseEnter( -1 );
1366 }
1367
1368 // cursor entered a tool
1369 if( tool != m_pInTool && tool )
1370 {
1371 m_pInTool = tool;
1372 OnMouseEnter( tool->GetId() );
1373 }
1374 }
1375
1376 WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1377 {
1378 switch ( nMsg )
1379 {
1380 case WM_SIZE:
1381 if ( HandleSize(wParam, lParam) )
1382 return 0;
1383 break;
1384
1385 case WM_MOUSEMOVE:
1386 // we don't handle mouse moves, so always pass the message to
1387 // wxControl::MSWWindowProc
1388 HandleMouseMove(wParam, lParam);
1389 break;
1390
1391 case WM_PAINT:
1392 if ( HandlePaint(wParam, lParam) )
1393 return 0;
1394 }
1395
1396 return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1397 }
1398
1399 // ----------------------------------------------------------------------------
1400 // private functions
1401 // ----------------------------------------------------------------------------
1402
1403 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1404 {
1405 MemoryHDC hdcMem;
1406
1407 if ( !hdcMem )
1408 {
1409 wxLogLastError(_T("CreateCompatibleDC"));
1410
1411 return bitmap;
1412 }
1413
1414 SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1415
1416 if ( !bmpInHDC )
1417 {
1418 wxLogLastError(_T("SelectObject"));
1419
1420 return bitmap;
1421 }
1422
1423 wxCOLORMAP *cmap = wxGetStdColourMap();
1424
1425 for ( int i = 0; i < width; i++ )
1426 {
1427 for ( int j = 0; j < height; j++ )
1428 {
1429 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1430
1431 for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1432 {
1433 COLORREF col = cmap[k].from;
1434 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1435 abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1436 abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1437 {
1438 ::SetPixel(hdcMem, i, j, cmap[k].to);
1439 break;
1440 }
1441 }
1442 }
1443 }
1444
1445 return bitmap;
1446
1447 // VZ: I leave here my attempts to map the bitmap to the system colours
1448 // faster by using BitBlt() even though it's broken currently - but
1449 // maybe someone else can finish it? It should be faster than iterating
1450 // over all pixels...
1451 #if 0
1452 MemoryHDC hdcMask, hdcDst;
1453 if ( !hdcMask || !hdcDst )
1454 {
1455 wxLogLastError(_T("CreateCompatibleDC"));
1456
1457 return bitmap;
1458 }
1459
1460 // create the target bitmap
1461 HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1462 if ( !hbmpDst )
1463 {
1464 wxLogLastError(_T("CreateCompatibleBitmap"));
1465
1466 return bitmap;
1467 }
1468
1469 // create the monochrome mask bitmap
1470 HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1471 if ( !hbmpMask )
1472 {
1473 wxLogLastError(_T("CreateBitmap(mono)"));
1474
1475 ::DeleteObject(hbmpDst);
1476
1477 return bitmap;
1478 }
1479
1480 SelectInHDC bmpInDst(hdcDst, hbmpDst),
1481 bmpInMask(hdcMask, hbmpMask);
1482
1483 // for each colour:
1484 for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1485 {
1486 // create the mask for this colour
1487 ::SetBkColor(hdcMem, ColorMap[n].from);
1488 ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1489
1490 // replace this colour with the target one in the dst bitmap
1491 HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1492 HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1493
1494 ::MaskBlt(hdcDst, 0, 0, width, height,
1495 hdcMem, 0, 0,
1496 hbmpMask, 0, 0,
1497 MAKEROP4(PATCOPY, SRCCOPY));
1498
1499 (void)::SelectObject(hdcDst, hbrOld);
1500 ::DeleteObject(hbr);
1501 }
1502
1503 ::DeleteObject((HBITMAP)bitmap);
1504
1505 return (WXHBITMAP)hbmpDst;
1506 #endif // 0
1507 }
1508
1509 #endif // wxUSE_TOOLBAR && Win95
1510