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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 #ifdef __GNUG__
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 && defined(__WIN95__) && wxUSE_TOOLBAR_NATIVE
43
44 #include "wx/toolbar.h"
45
46 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
47 #include "malloc.h"
48 #endif
49
50 #include "wx/msw/private.h"
51
52 #if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
53 #include <commctrl.h>
54 #else
55 #include "wx/msw/gnuwin32/extra.h"
56 #endif
57
58 #include "wx/app.h" // for GetComCtl32Version
59
60 #if defined(__MWERKS__) && defined(__WXMSW__)
61 // including <windef.h> for max definition doesn't seem
62 // to work using CodeWarrior 6 Windows. So we define it
63 // here. (Otherwise we get a undefined identifier 'max'
64 // later on in this file.) (Added by dimitri@shortcut.nl)
65 # ifndef max
66 # define max(a,b) (((a) > (b)) ? (a) : (b))
67 # endif
68
69 #endif
70
71 // ----------------------------------------------------------------------------
72 // conditional compilation
73 // ----------------------------------------------------------------------------
74
75 // wxWindows previously always considered that toolbar buttons have light grey
76 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
77 // doesn't work with XPMs which then appear to have black background. To make
78 // this work, we must respect the bitmap masks - which we do now. This should
79 // be ok in any case, but to restore 100% compatible with the old version
80 // behaviour, you can set this to 0.
81 #define USE_BITMAP_MASKS 1
82
83 // ----------------------------------------------------------------------------
84 // constants
85 // ----------------------------------------------------------------------------
86
87 // these standard constants are not always defined in compilers headers
88
89 // Styles
90 #ifndef TBSTYLE_FLAT
91 #define TBSTYLE_LIST 0x1000
92 #define TBSTYLE_FLAT 0x0800
93 #endif
94
95 #ifndef TBSTYLE_TRANSPARENT
96 #define TBSTYLE_TRANSPARENT 0x8000
97 #endif
98
99 #ifndef TBSTYLE_TOOLTIPS
100 #define TBSTYLE_TOOLTIPS 0x0100
101 #endif
102
103 // Messages
104 #ifndef TB_GETSTYLE
105 #define TB_SETSTYLE (WM_USER + 56)
106 #define TB_GETSTYLE (WM_USER + 57)
107 #endif
108
109 #ifndef TB_HITTEST
110 #define TB_HITTEST (WM_USER + 69)
111 #endif
112
113 // these values correspond to those used by comctl32.dll
114 #define DEFAULTBITMAPX 16
115 #define DEFAULTBITMAPY 15
116 #define DEFAULTBUTTONX 24
117 #define DEFAULTBUTTONY 24
118 #define DEFAULTBARHEIGHT 27
119
120 // ----------------------------------------------------------------------------
121 // wxWin macros
122 // ----------------------------------------------------------------------------
123
124 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
125
126 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
127 EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
128 EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
129 END_EVENT_TABLE()
130
131 // ----------------------------------------------------------------------------
132 // private classes
133 // ----------------------------------------------------------------------------
134
135 class wxToolBarTool : public wxToolBarToolBase
136 {
137 public:
138 wxToolBarTool(wxToolBar *tbar,
139 int id,
140 const wxString& label,
141 const wxBitmap& bmpNormal,
142 const wxBitmap& bmpDisabled,
143 wxItemKind kind,
144 wxObject *clientData,
145 const wxString& shortHelp,
146 const wxString& longHelp)
147 : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
148 clientData, shortHelp, longHelp)
149 {
150 m_nSepCount = 0;
151 }
152
153 wxToolBarTool(wxToolBar *tbar, wxControl *control)
154 : wxToolBarToolBase(tbar, control)
155 {
156 m_nSepCount = 1;
157 }
158
159 virtual void SetLabel(const wxString& label)
160 {
161 if ( label == m_label )
162 return;
163
164 wxToolBarToolBase::SetLabel(label);
165
166 // we need to update the label shown in the toolbar because it has a
167 // pointer to the internal buffer of the old label
168 //
169 // TODO: use TB_SETBUTTONINFO
170 }
171
172 // set/get the number of separators which we use to cover the space used by
173 // a control in the toolbar
174 void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
175 size_t GetSeparatorsCount() const { return m_nSepCount; }
176
177 private:
178 size_t m_nSepCount;
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 // set up the colors and fonts
240 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
241 SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
242
243 return TRUE;
244 }
245
246 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
247 {
248 if ( !MSWCreateControl(TOOLBARCLASSNAME, _T(""), pos, size) )
249 return FALSE;
250
251 // toolbar-specific post initialisation
252 ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
253
254 return TRUE;
255 }
256
257 void wxToolBar::Recreate()
258 {
259 const HWND hwndOld = GetHwnd();
260 if ( !hwndOld )
261 {
262 // we haven't been created yet, no need to recreate
263 return;
264 }
265
266 // get the position and size before unsubclassing the old toolbar
267 const wxPoint pos = GetPosition();
268 const wxSize size = GetSize();
269
270 UnsubclassWin();
271
272 if ( !MSWCreateToolbar(pos, size) )
273 {
274 // what can we do?
275 wxFAIL_MSG( _T("recreating the toolbar failed") );
276
277 return;
278 }
279
280 // reparent all our children under the new toolbar
281 for ( wxWindowList::Node *node = m_children.GetFirst();
282 node;
283 node = node->GetNext() )
284 {
285 wxWindow *win = node->GetData();
286 if ( !win->IsTopLevel() )
287 ::SetParent(GetHwndOf(win), GetHwnd());
288 }
289
290 // only destroy the old toolbar now -- after all the children had been
291 // reparented
292 ::DestroyWindow(hwndOld);
293
294 // it is for the old bitmap control and can't be used with the new one
295 if ( m_hBitmap )
296 {
297 ::DeleteObject((HBITMAP) m_hBitmap);
298 m_hBitmap = 0;
299 }
300
301 Realize();
302 UpdateSize();
303 }
304
305 wxToolBar::~wxToolBar()
306 {
307 // we must refresh the frame size when the toolbar is deleted but the frame
308 // is not - otherwise toolbar leaves a hole in the place it used to occupy
309 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
310 if ( frame && !frame->IsBeingDeleted() )
311 {
312 frame->SendSizeEvent();
313 }
314
315 if ( m_hBitmap )
316 {
317 ::DeleteObject((HBITMAP) m_hBitmap);
318 }
319 }
320
321 wxSize wxToolBar::DoGetBestSize() const
322 {
323 wxSize sizeBest = GetToolSize();
324 sizeBest.x *= GetToolsCount();
325
326 // reverse horz and vertical components if necessary
327 return HasFlag(wxTB_VERTICAL) ? wxSize(sizeBest.y, sizeBest.x) : sizeBest;
328 }
329
330 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
331 {
332 // toolbars never have border, giving one to them results in broken
333 // appearance
334 WXDWORD msStyle = wxControl::MSWGetStyle
335 (
336 (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
337 );
338
339 // always include this one, it never hurts and setting it later only if we
340 // do have tooltips wouldn't work
341 msStyle |= TBSTYLE_TOOLTIPS;
342
343 if ( style & wxTB_FLAT )
344 {
345 // static as it doesn't change during the program lifetime
346 static int s_verComCtl = wxTheApp->GetComCtl32Version();
347
348 // comctl32.dll 4.00 doesn't support the flat toolbars and using this
349 // style with 6.00 (part of Windows XP) leads to the toolbar with
350 // incorrect background colour - and not using it still results in the
351 // correct (flat) toolbar, so don't use it there
352 if ( s_verComCtl > 400 && s_verComCtl < 600 )
353 {
354 msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
355 }
356 }
357
358 if ( style & wxTB_NODIVIDER )
359 msStyle |= CCS_NODIVIDER;
360
361 if ( style & wxTB_NOALIGN )
362 msStyle |= CCS_NOPARENTALIGN;
363
364 return msStyle;
365 }
366
367 // ----------------------------------------------------------------------------
368 // adding/removing tools
369 // ----------------------------------------------------------------------------
370
371 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
372 {
373 // nothing special to do here - we really create the toolbar buttons in
374 // Realize() later
375 tool->Attach(this);
376
377 return TRUE;
378 }
379
380 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
381 {
382 // the main difficulty we have here is with the controls in the toolbars:
383 // as we (sometimes) use several separators to cover up the space used by
384 // them, the indices are not the same for us and the toolbar
385
386 // first determine the position of the first button to delete: it may be
387 // different from pos if we use several separators to cover the space used
388 // by a control
389 wxToolBarToolsList::Node *node;
390 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
391 {
392 wxToolBarToolBase *tool2 = node->GetData();
393 if ( tool2 == tool )
394 {
395 // let node point to the next node in the list
396 node = node->GetNext();
397
398 break;
399 }
400
401 if ( tool2->IsControl() )
402 {
403 pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
404 }
405 }
406
407 // now determine the number of buttons to delete and the area taken by them
408 size_t nButtonsToDelete = 1;
409
410 // get the size of the button we're going to delete
411 RECT r;
412 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
413 {
414 wxLogLastError(_T("TB_GETITEMRECT"));
415 }
416
417 int width = r.right - r.left;
418
419 if ( tool->IsControl() )
420 {
421 nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
422
423 width *= nButtonsToDelete;
424 }
425
426 // do delete all buttons
427 m_nButtons -= nButtonsToDelete;
428 while ( nButtonsToDelete-- > 0 )
429 {
430 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
431 {
432 wxLogLastError(wxT("TB_DELETEBUTTON"));
433
434 return FALSE;
435 }
436 }
437
438 tool->Detach();
439
440 // and finally reposition all the controls after this button (the toolbar
441 // takes care of all normal items)
442 for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
443 {
444 wxToolBarToolBase *tool2 = node->GetData();
445 if ( tool2->IsControl() )
446 {
447 int x;
448 wxControl *control = tool2->GetControl();
449 control->GetPosition(&x, NULL);
450 control->Move(x - width, -1);
451 }
452 }
453
454 return TRUE;
455 }
456
457 bool wxToolBar::Realize()
458 {
459 const size_t nTools = GetToolsCount();
460 if ( nTools == 0 )
461 {
462 // nothing to do
463 return TRUE;
464 }
465
466 const bool isVertical = HasFlag(wxTB_VERTICAL);
467
468 // delete all old buttons, if any
469 for ( size_t pos = 0; pos < m_nButtons; pos++ )
470 {
471 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
472 {
473 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
474 }
475 }
476
477 // First, add the bitmap: we use one bitmap for all toolbar buttons
478 // ----------------------------------------------------------------
479
480 wxToolBarToolsList::Node *node;
481 int bitmapId = 0;
482
483 wxSize sizeBmp;
484 if ( HasFlag(wxTB_NOICONS) )
485 {
486 // no icons, don't leave space for them
487 sizeBmp.x =
488 sizeBmp.y = 0;
489 }
490 else // do show icons
491 {
492 // if we already have a bitmap, we'll replace the existing one --
493 // otherwise we'll install a new one
494 HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
495
496 sizeBmp.x = m_defaultWidth;
497 sizeBmp.y = m_defaultHeight;
498
499 const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
500 totalBitmapHeight = m_defaultHeight;
501
502 // Create a bitmap and copy all the tool bitmaps to it
503 #if USE_BITMAP_MASKS
504 wxMemoryDC dcAllButtons;
505 wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
506 dcAllButtons.SelectObject(bitmap);
507 dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
508 dcAllButtons.Clear();
509
510 m_hBitmap = bitmap.GetHBITMAP();
511 HBITMAP hBitmap = (HBITMAP)m_hBitmap;
512 #else // !USE_BITMAP_MASKS
513 HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
514 totalBitmapWidth,
515 totalBitmapHeight);
516 if ( !hBitmap )
517 {
518 wxLogLastError(_T("CreateCompatibleBitmap"));
519
520 return FALSE;
521 }
522
523 m_hBitmap = (WXHBITMAP)hBitmap;
524
525 MemoryHDC memoryDC;
526 SelectInHDC hdcSelector(memoryDC, hBitmap);
527
528 MemoryHDC memoryDC2;
529 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
530
531 // the button position
532 wxCoord x = 0;
533
534 // the number of buttons (not separators)
535 int nButtons = 0;
536
537 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
538 {
539 wxToolBarToolBase *tool = node->GetData();
540 if ( tool->IsButton() )
541 {
542 const wxBitmap& bmp = tool->GetNormalBitmap();
543 if ( bmp.Ok() )
544 {
545 #if USE_BITMAP_MASKS
546 // notice the last parameter: do use mask
547 dcAllButtons.DrawBitmap(bmp, x, 0, TRUE);
548 #else // !USE_BITMAP_MASKS
549 SelectInHDC hdcSelector2(memoryDC2, GetHbitmapOf(bmp));
550 if ( !BitBlt(memoryDC,
551 x, 0, m_defaultWidth, m_defaultHeight,
552 memoryDC2,
553 0, 0, SRCCOPY) )
554 {
555 wxLogLastError(wxT("BitBlt"));
556 }
557 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
558 }
559 else
560 {
561 wxFAIL_MSG( _T("invalid tool button bitmap") );
562 }
563
564 // still inc width and number of buttons because otherwise the
565 // subsequent buttons will all be shifted which is rather confusing
566 // (and like this you'd see immediately which bitmap was bad)
567 x += m_defaultWidth;
568 nButtons++;
569 }
570 }
571
572 #if USE_BITMAP_MASKS
573 dcAllButtons.SelectObject(wxNullBitmap);
574
575 // don't delete this HBITMAP!
576 bitmap.SetHBITMAP(0);
577 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
578
579 // Map to system colours
580 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
581 totalBitmapWidth, totalBitmapHeight);
582
583 bool addBitmap = TRUE;
584
585 if ( oldToolBarBitmap )
586 {
587 #ifdef TB_REPLACEBITMAP
588 if ( wxTheApp->GetComCtl32Version() >= 400 )
589 {
590 TBREPLACEBITMAP replaceBitmap;
591 replaceBitmap.hInstOld = NULL;
592 replaceBitmap.hInstNew = NULL;
593 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
594 replaceBitmap.nIDNew = (UINT) hBitmap;
595 replaceBitmap.nButtons = nButtons;
596 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
597 0, (LPARAM) &replaceBitmap) )
598 {
599 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
600 }
601
602 ::DeleteObject(oldToolBarBitmap);
603
604 // already done
605 addBitmap = FALSE;
606 }
607 else
608 #endif // TB_REPLACEBITMAP
609 {
610 // we can't replace the old bitmap, so we will add another one
611 // (awfully inefficient, but what else to do?) and shift the bitmap
612 // indices accordingly
613 addBitmap = TRUE;
614
615 bitmapId = m_nButtons;
616 }
617 }
618
619 if ( addBitmap ) // no old bitmap or we can't replace it
620 {
621 TBADDBITMAP addBitmap;
622 addBitmap.hInst = 0;
623 addBitmap.nID = (UINT) hBitmap;
624 if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
625 (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
626 {
627 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
628 }
629 }
630 }
631
632 // don't call SetToolBitmapSize() as we don't want to change the values of
633 // m_defaultWidth/Height
634 if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
635 MAKELONG(sizeBmp.x, sizeBmp.y)) )
636 {
637 wxLogLastError(_T("TB_SETBITMAPSIZE"));
638 }
639
640 // Next add the buttons and separators
641 // -----------------------------------
642
643 TBBUTTON *buttons = new TBBUTTON[nTools];
644
645 // this array will hold the indices of all controls in the toolbar
646 wxArrayInt controlIds;
647
648 bool lastWasRadio = FALSE;
649 int i = 0;
650 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
651 {
652 wxToolBarToolBase *tool = node->GetData();
653
654 // don't add separators to the vertical toolbar - looks ugly
655 if ( isVertical && tool->IsSeparator() )
656 continue;
657
658 TBBUTTON& button = buttons[i];
659
660 wxZeroMemory(button);
661
662 bool isRadio = FALSE;
663 switch ( tool->GetStyle() )
664 {
665 case wxTOOL_STYLE_CONTROL:
666 button.idCommand = tool->GetId();
667 // fall through: create just a separator too
668
669 case wxTOOL_STYLE_SEPARATOR:
670 button.fsState = TBSTATE_ENABLED;
671 button.fsStyle = TBSTYLE_SEP;
672 break;
673
674 case wxTOOL_STYLE_BUTTON:
675 if ( !HasFlag(wxTB_NOICONS) )
676 button.iBitmap = bitmapId;
677
678 if ( HasFlag(wxTB_TEXT) )
679 {
680 const wxString& label = tool->GetLabel();
681 if ( !label.empty() )
682 {
683 button.iString = (int)label.c_str();
684 }
685 }
686
687 button.idCommand = tool->GetId();
688
689 if ( tool->IsEnabled() )
690 button.fsState |= TBSTATE_ENABLED;
691 if ( tool->IsToggled() )
692 button.fsState |= TBSTATE_CHECKED;
693
694 switch ( tool->GetKind() )
695 {
696 case wxITEM_RADIO:
697 button.fsStyle = TBSTYLE_CHECKGROUP;
698
699 if ( !lastWasRadio )
700 {
701 // the first item in the radio group is checked by
702 // default to be consistent with wxGTK and the menu
703 // radio items
704 button.fsState |= TBSTATE_CHECKED;
705
706 tool->Toggle(TRUE);
707 }
708
709 isRadio = TRUE;
710 break;
711
712 case wxITEM_CHECK:
713 button.fsStyle = TBSTYLE_CHECK;
714 break;
715
716 default:
717 wxFAIL_MSG( _T("unexpected toolbar button kind") );
718 // fall through
719
720 case wxITEM_NORMAL:
721 button.fsStyle = TBSTYLE_BUTTON;
722 }
723
724 bitmapId++;
725 break;
726 }
727
728 lastWasRadio = isRadio;
729
730 i++;
731 }
732
733 if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
734 {
735 wxLogLastError(wxT("TB_ADDBUTTONS"));
736 }
737
738 delete [] buttons;
739
740 // Deal with the controls finally
741 // ------------------------------
742
743 // adjust the controls size to fit nicely in the toolbar
744 int y = 0;
745 size_t index = 0;
746 for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
747 {
748 wxToolBarToolBase *tool = node->GetData();
749
750 // we calculate the running y coord for vertical toolbars so we need to
751 // get the items size for all items but for the horizontal ones we
752 // don't need to deal with the non controls
753 bool isControl = tool->IsControl();
754 if ( !isControl && !isVertical )
755 continue;
756
757 // note that we use TB_GETITEMRECT and not TB_GETRECT because the
758 // latter only appeared in v4.70 of comctl32.dll
759 RECT r;
760 if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
761 index, (LPARAM)(LPRECT)&r) )
762 {
763 wxLogLastError(wxT("TB_GETITEMRECT"));
764 }
765
766 if ( !isControl )
767 {
768 // can only be control if isVertical
769 y += r.bottom - r.top;
770
771 continue;
772 }
773
774 wxControl *control = tool->GetControl();
775
776 wxSize size = control->GetSize();
777
778 // the position of the leftmost controls corner
779 int left = -1;
780
781 // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
782 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
783 // available in headers, now check whether it is available now
784 // (during run-time)
785 if ( wxTheApp->GetComCtl32Version() >= 471 )
786 {
787 // set the (underlying) separators width to be that of the
788 // control
789 TBBUTTONINFO tbbi;
790 tbbi.cbSize = sizeof(tbbi);
791 tbbi.dwMask = TBIF_SIZE;
792 tbbi.cx = size.x;
793 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
794 tool->GetId(), (LPARAM)&tbbi) )
795 {
796 // the id is probably invalid?
797 wxLogLastError(wxT("TB_SETBUTTONINFO"));
798 }
799 }
800 else
801 #endif // comctl32.dll 4.71
802 // TB_SETBUTTONINFO unavailable
803 {
804 // try adding several separators to fit the controls width
805 int widthSep = r.right - r.left;
806 left = r.left;
807
808 TBBUTTON tbb;
809 wxZeroMemory(tbb);
810 tbb.idCommand = 0;
811 tbb.fsState = TBSTATE_ENABLED;
812 tbb.fsStyle = TBSTYLE_SEP;
813
814 size_t nSeparators = size.x / widthSep;
815 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
816 {
817 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
818 index, (LPARAM)&tbb) )
819 {
820 wxLogLastError(wxT("TB_INSERTBUTTON"));
821 }
822
823 index++;
824 }
825
826 // remember the number of separators we used - we'd have to
827 // delete all of them later
828 ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
829
830 // adjust the controls width to exactly cover the separators
831 control->SetSize((nSeparators + 1)*widthSep, -1);
832 }
833
834 // position the control itself correctly vertically
835 int height = r.bottom - r.top;
836 int diff = height - size.y;
837 if ( diff < 0 )
838 {
839 // the control is too high, resize to fit
840 control->SetSize(-1, height - 2);
841
842 diff = 2;
843 }
844
845 int top;
846 if ( isVertical )
847 {
848 left = 0;
849 top = y;
850
851 y += height + 2*GetMargins().y;
852 }
853 else // horizontal toolbar
854 {
855 if ( left == -1 )
856 left = r.left;
857
858 top = r.top;
859 }
860
861 control->Move(left, top + (diff + 1) / 2);
862 }
863
864 // the max index is the "real" number of buttons - i.e. counting even the
865 // separators which we added just for aligning the controls
866 m_nButtons = index;
867
868 if ( !isVertical )
869 {
870 if ( m_maxRows == 0 )
871 {
872 // if not set yet, only one row
873 SetRows(1);
874 }
875 }
876 else if ( m_nButtons > 0 ) // vertical non empty toolbar
877 {
878 if ( m_maxRows == 0 )
879 {
880 // if not set yet, have one column
881 SetRows(m_nButtons);
882 }
883 }
884
885 return TRUE;
886 }
887
888 // ----------------------------------------------------------------------------
889 // message handlers
890 // ----------------------------------------------------------------------------
891
892 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
893 {
894 wxToolBarToolBase *tool = FindById((int)id);
895 if ( !tool )
896 return FALSE;
897
898 if ( tool->CanBeToggled() )
899 {
900 LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
901 tool->Toggle((state & TBSTATE_CHECKED) != 0);
902 }
903
904 bool toggled = tool->IsToggled();
905
906 // avoid sending the event when a radio button is released, this is not
907 // interesting
908 if ( !tool->CanBeToggled() || tool->GetKind() != wxITEM_RADIO || toggled )
909 {
910 // OnLeftClick() can veto the button state change - for buttons which
911 // may be toggled only, of couse
912 if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
913 {
914 // revert back
915 toggled = !toggled;
916 tool->SetToggle(toggled);
917
918 ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
919 }
920 }
921
922 return TRUE;
923 }
924
925 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
926 WXLPARAM lParam,
927 WXLPARAM *WXUNUSED(result))
928 {
929 #if wxUSE_TOOLTIPS
930 // First check if this applies to us
931 NMHDR *hdr = (NMHDR *)lParam;
932
933 // the tooltips control created by the toolbar is sometimes Unicode, even
934 // in an ANSI application - this seems to be a bug in comctl32.dll v5
935 UINT code = hdr->code;
936 if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
937 return FALSE;
938
939 HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
940 if ( toolTipWnd != hdr->hwndFrom )
941 return FALSE;
942
943 LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
944 int id = (int)ttText->hdr.idFrom;
945
946 wxToolBarToolBase *tool = FindById(id);
947 if ( !tool )
948 return FALSE;
949
950 return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
951 #else
952 return FALSE;
953 #endif
954 }
955
956 // ----------------------------------------------------------------------------
957 // toolbar geometry
958 // ----------------------------------------------------------------------------
959
960 void wxToolBar::SetToolBitmapSize(const wxSize& size)
961 {
962 wxToolBarBase::SetToolBitmapSize(size);
963
964 ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
965 }
966
967 void wxToolBar::SetRows(int nRows)
968 {
969 if ( nRows == m_maxRows )
970 {
971 // avoid resizing the frame uselessly
972 return;
973 }
974
975 // TRUE in wParam means to create at least as many rows, FALSE -
976 // at most as many
977 RECT rect;
978 ::SendMessage(GetHwnd(), TB_SETROWS,
979 MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
980 (LPARAM) &rect);
981
982 m_maxRows = nRows;
983
984 UpdateSize();
985 }
986
987 // The button size is bigger than the bitmap size
988 wxSize wxToolBar::GetToolSize() const
989 {
990 // TB_GETBUTTONSIZE is supported from version 4.70
991 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
992 && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
993 if ( wxTheApp->GetComCtl32Version() >= 470 )
994 {
995 DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
996
997 return wxSize(LOWORD(dw), HIWORD(dw));
998 }
999 else
1000 #endif // comctl32.dll 4.70+
1001 {
1002 // defaults
1003 return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1004 }
1005 }
1006
1007 static
1008 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1009 size_t index )
1010 {
1011 wxToolBarToolsList::Node* current = tools.GetFirst();
1012
1013 for ( ; current != 0; current = current->GetNext() )
1014 {
1015 if ( index == 0 )
1016 return current->GetData();
1017
1018 wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1019 size_t separators = tool->GetSeparatorsCount();
1020
1021 // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1022 // otherwise, skip as many items as the separator count, plus the
1023 // control itself
1024 index -= separators ? separators + 1 : 1;
1025 }
1026
1027 return 0;
1028 }
1029
1030 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1031 {
1032 POINT pt;
1033 pt.x = x;
1034 pt.y = y;
1035 int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1036 // MBN: when the point ( x, y ) is close to the toolbar border
1037 // TB_HITTEST returns m_nButtons ( not -1 )
1038 if ( index < 0 || (size_t)index >= m_nButtons )
1039 {
1040 // it's a separator or there is no tool at all there
1041 return (wxToolBarToolBase *)NULL;
1042 }
1043
1044 // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
1045 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1046 if ( wxTheApp->GetComCtl32Version() >= 471 )
1047 {
1048 return m_tools.Item((size_t)index)->GetData();
1049 }
1050 else
1051 #endif
1052 {
1053 return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1054 }
1055 }
1056
1057 void wxToolBar::UpdateSize()
1058 {
1059 // the toolbar size changed
1060 SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1061
1062 // we must also refresh the frame after the toolbar size (possibly) changed
1063 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1064 if ( frame )
1065 {
1066 frame->SendSizeEvent();
1067 }
1068 }
1069
1070 // ----------------------------------------------------------------------------
1071 // toolbar styles
1072 // ---------------------------------------------------------------------------
1073
1074 void wxToolBar::SetWindowStyleFlag(long style)
1075 {
1076 // the style bits whose changes force us to recreate the toolbar
1077 static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1078
1079 const long styleOld = GetWindowStyle();
1080
1081 wxToolBarBase::SetWindowStyleFlag(style);
1082
1083 // don't recreate an empty toolbar: not only this is unnecessary, but it is
1084 // also fatal as we'd then try to recreate the toolbar when it's just being
1085 // created
1086 if ( GetToolsCount() &&
1087 (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1088 {
1089 // to remove the text labels, simply re-realizing the toolbar is enough
1090 // but I don't know of any way to add the text to an existing toolbar
1091 // other than by recreating it entirely
1092 Recreate();
1093 }
1094 }
1095
1096 // ----------------------------------------------------------------------------
1097 // tool state
1098 // ----------------------------------------------------------------------------
1099
1100 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1101 {
1102 ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1103 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1104 }
1105
1106 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1107 {
1108 ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1109 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1110 }
1111
1112 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1113 {
1114 // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1115 // without, so we really need to delete the button and recreate it here
1116 wxFAIL_MSG( _T("not implemented") );
1117 }
1118
1119 // ----------------------------------------------------------------------------
1120 // event handlers
1121 // ----------------------------------------------------------------------------
1122
1123 // Responds to colour changes, and passes event on to children.
1124 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1125 {
1126 wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1127
1128 // Remap the buttons
1129 Realize();
1130
1131 // Relayout the toolbar
1132 int nrows = m_maxRows;
1133 m_maxRows = 0; // otherwise SetRows() wouldn't do anything
1134 SetRows(nrows);
1135
1136 Refresh();
1137
1138 // let the event propagate further
1139 event.Skip();
1140 }
1141
1142 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1143 {
1144 if (event.Leaving() && m_pInTool)
1145 {
1146 OnMouseEnter( -1 );
1147 event.Skip();
1148 return;
1149 }
1150
1151 if (event.RightDown())
1152 {
1153 // For now, we don't have an id. Later we could
1154 // try finding the tool.
1155 OnRightClick((int)-1, event.GetX(), event.GetY());
1156 }
1157 else
1158 {
1159 event.Skip();
1160 }
1161 }
1162
1163 bool wxToolBar::HandleSize(WXWPARAM wParam, WXLPARAM lParam)
1164 {
1165 // calculate our minor dimenstion ourselves - we're confusing the standard
1166 // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1167 RECT r;
1168 if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1169 {
1170 int w, h;
1171
1172 if ( GetWindowStyle() & wxTB_VERTICAL )
1173 {
1174 w = r.right - r.left;
1175 if ( m_maxRows )
1176 {
1177 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1178 }
1179 h = HIWORD(lParam);
1180 }
1181 else
1182 {
1183 w = LOWORD(lParam);
1184 if (HasFlag( wxTB_FLAT ))
1185 h = r.bottom - r.top - 3;
1186 else
1187 h = r.bottom - r.top;
1188 if ( m_maxRows )
1189 {
1190 // FIXME: 6 is hardcoded separator line height...
1191 //h += 6;
1192 if (HasFlag(wxTB_NODIVIDER))
1193 h += 4;
1194 else
1195 h += 6;
1196 h *= m_maxRows;
1197 }
1198 }
1199
1200 if ( MAKELPARAM(w, h) != lParam )
1201 {
1202 // size really changed
1203 SetSize(w, h);
1204 }
1205
1206 // message processed
1207 return TRUE;
1208 }
1209
1210 return FALSE;
1211 }
1212
1213 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1214 {
1215 // erase any dummy separators which we used for aligning the controls if
1216 // any here
1217
1218 // first of all, do we have any controls at all?
1219 wxToolBarToolsList::Node *node;
1220 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1221 {
1222 if ( node->GetData()->IsControl() )
1223 break;
1224 }
1225
1226 if ( !node )
1227 {
1228 // no controls, nothing to erase
1229 return FALSE;
1230 }
1231
1232 // prepare the DC on which we'll be drawing
1233 wxClientDC dc(this);
1234 dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1235 dc.SetPen(*wxTRANSPARENT_PEN);
1236
1237 RECT r;
1238 if ( !GetUpdateRect(GetHwnd(), &r, FALSE) )
1239 {
1240 // nothing to redraw anyhow
1241 return FALSE;
1242 }
1243
1244 wxRect rectUpdate;
1245 wxCopyRECTToRect(r, rectUpdate);
1246
1247 dc.SetClippingRegion(rectUpdate);
1248
1249 // draw the toolbar tools, separators &c normally
1250 wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1251
1252 // for each control in the toolbar find all the separators intersecting it
1253 // and erase them
1254 //
1255 // NB: this is really the only way to do it as we don't know if a separator
1256 // corresponds to a control (i.e. is a dummy one) or a real one
1257 // otherwise
1258 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1259 {
1260 wxToolBarToolBase *tool = node->GetData();
1261 if ( tool->IsControl() )
1262 {
1263 // get the control rect in our client coords
1264 wxControl *control = tool->GetControl();
1265 wxRect rectCtrl = control->GetRect();
1266
1267 // iterate over all buttons
1268 TBBUTTON tbb;
1269 int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1270 for ( int n = 0; n < count; n++ )
1271 {
1272 // is it a separator?
1273 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1274 n, (LPARAM)&tbb) )
1275 {
1276 wxLogDebug(_T("TB_GETBUTTON failed?"));
1277
1278 continue;
1279 }
1280
1281 if ( tbb.fsStyle != TBSTYLE_SEP )
1282 continue;
1283
1284 // get the bounding rect of the separator
1285 RECT r;
1286 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1287 n, (LPARAM)&r) )
1288 {
1289 wxLogDebug(_T("TB_GETITEMRECT failed?"));
1290
1291 continue;
1292 }
1293
1294 // does it intersect the control?
1295 wxRect rectItem;
1296 wxCopyRECTToRect(r, rectItem);
1297 if ( rectCtrl.Intersects(rectItem) )
1298 {
1299 // yes, do erase it!
1300 dc.DrawRectangle(rectItem);
1301 }
1302 }
1303 }
1304 }
1305
1306 return TRUE;
1307 }
1308
1309 void wxToolBar::HandleMouseMove(WXWPARAM wParam, WXLPARAM lParam)
1310 {
1311 wxCoord x = GET_X_LPARAM(lParam),
1312 y = GET_Y_LPARAM(lParam);
1313 wxToolBarToolBase* tool = FindToolForPosition( x, y );
1314
1315 // cursor left current tool
1316 if( tool != m_pInTool && !tool )
1317 {
1318 m_pInTool = 0;
1319 OnMouseEnter( -1 );
1320 }
1321
1322 // cursor entered a tool
1323 if( tool != m_pInTool && tool )
1324 {
1325 m_pInTool = tool;
1326 OnMouseEnter( tool->GetId() );
1327 }
1328 }
1329
1330 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1331 {
1332 switch ( nMsg )
1333 {
1334 case WM_SIZE:
1335 if ( HandleSize(wParam, lParam) )
1336 return 0;
1337 break;
1338
1339 case WM_MOUSEMOVE:
1340 // we don't handle mouse moves, so always pass the message to
1341 // wxControl::MSWWindowProc
1342 HandleMouseMove(wParam, lParam);
1343 break;
1344
1345 case WM_PAINT:
1346 if ( HandlePaint(wParam, lParam) )
1347 return 0;
1348 }
1349
1350 return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1351 }
1352
1353 // ----------------------------------------------------------------------------
1354 // private functions
1355 // ----------------------------------------------------------------------------
1356
1357 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1358 {
1359 MemoryHDC hdcMem;
1360
1361 if ( !hdcMem )
1362 {
1363 wxLogLastError(_T("CreateCompatibleDC"));
1364
1365 return bitmap;
1366 }
1367
1368 SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1369
1370 if ( !bmpInHDC )
1371 {
1372 wxLogLastError(_T("SelectObject"));
1373
1374 return bitmap;
1375 }
1376
1377 wxCOLORMAP *cmap = wxGetStdColourMap();
1378
1379 for ( int i = 0; i < width; i++ )
1380 {
1381 for ( int j = 0; j < height; j++ )
1382 {
1383 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1384
1385 for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1386 {
1387 COLORREF col = cmap[k].from;
1388 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1389 abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1390 abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1391 {
1392 ::SetPixel(hdcMem, i, j, cmap[k].to);
1393 break;
1394 }
1395 }
1396 }
1397 }
1398
1399 return bitmap;
1400
1401 // VZ: I leave here my attempts to map the bitmap to the system colours
1402 // faster by using BitBlt() even though it's broken currently - but
1403 // maybe someone else can finish it? It should be faster than iterating
1404 // over all pixels...
1405 #if 0
1406 MemoryHDC hdcMask, hdcDst;
1407 if ( !hdcMask || !hdcDst )
1408 {
1409 wxLogLastError(_T("CreateCompatibleDC"));
1410
1411 return bitmap;
1412 }
1413
1414 // create the target bitmap
1415 HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1416 if ( !hbmpDst )
1417 {
1418 wxLogLastError(_T("CreateCompatibleBitmap"));
1419
1420 return bitmap;
1421 }
1422
1423 // create the monochrome mask bitmap
1424 HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1425 if ( !hbmpMask )
1426 {
1427 wxLogLastError(_T("CreateBitmap(mono)"));
1428
1429 ::DeleteObject(hbmpDst);
1430
1431 return bitmap;
1432 }
1433
1434 SelectInHDC bmpInDst(hdcDst, hbmpDst),
1435 bmpInMask(hdcMask, hbmpMask);
1436
1437 // for each colour:
1438 for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1439 {
1440 // create the mask for this colour
1441 ::SetBkColor(hdcMem, ColorMap[n].from);
1442 ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1443
1444 // replace this colour with the target one in the dst bitmap
1445 HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1446 HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1447
1448 ::MaskBlt(hdcDst, 0, 0, width, height,
1449 hdcMem, 0, 0,
1450 hbmpMask, 0, 0,
1451 MAKEROP4(PATCOPY, SRCCOPY));
1452
1453 (void)::SelectObject(hdcDst, hbrOld);
1454 ::DeleteObject(hbr);
1455 }
1456
1457 ::DeleteObject((HBITMAP)bitmap);
1458
1459 return (WXHBITMAP)hbmpDst;
1460 #endif // 0
1461 }
1462
1463 #endif // wxUSE_TOOLBAR && Win95
1464