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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 and Markus Holzem
9 // Licence: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __GNUG__
21 #pragma implementation "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 #ifndef __TWIN32__
53
54 #if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
55 #include <commctrl.h>
56 #else
57 #include "wx/msw/gnuwin32/extra.h"
58 #endif
59
60 #endif // __TWIN32__
61
62 #include "wx/msw/dib.h"
63 #include "wx/app.h" // for GetComCtl32Version
64
65 #if defined(__MWERKS__) && defined(__WXMSW__)
66 // including <windef.h> for max definition doesn't seem
67 // to work using CodeWarrior 6 Windows. So we define it
68 // here. (Otherwise we get a undefined identifier 'max'
69 // later on in this file.) (Added by dimitri@shortcut.nl)
70 # ifndef max
71 # define max(a,b) (((a) > (b)) ? (a) : (b))
72 # endif
73
74 #endif
75
76 // ----------------------------------------------------------------------------
77 // conditional compilation
78 // ----------------------------------------------------------------------------
79
80 // wxWindows previously always considered that toolbar buttons have light grey
81 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
82 // doesn't work with XPMs which then appear to have black background. To make
83 // this work, we must respect the bitmap masks - which we do now. This should
84 // be ok in any case, but to restore 100% compatible with the old version
85 // behaviour, you can set this to 0.
86 #define USE_BITMAP_MASKS 1
87
88 // ----------------------------------------------------------------------------
89 // constants
90 // ----------------------------------------------------------------------------
91
92 // these standard constants are not always defined in compilers headers
93
94 // Styles
95 #ifndef TBSTYLE_FLAT
96 #define TBSTYLE_LIST 0x1000
97 #define TBSTYLE_FLAT 0x0800
98 #endif
99
100 #ifndef TBSTYLE_TRANSPARENT
101 #define TBSTYLE_TRANSPARENT 0x8000
102 #endif
103
104 #ifndef TBSTYLE_TOOLTIPS
105 #define TBSTYLE_TOOLTIPS 0x0100
106 #endif
107
108 // Messages
109 #ifndef TB_GETSTYLE
110 #define TB_SETSTYLE (WM_USER + 56)
111 #define TB_GETSTYLE (WM_USER + 57)
112 #endif
113
114 #ifndef TB_HITTEST
115 #define TB_HITTEST (WM_USER + 69)
116 #endif
117
118 // these values correspond to those used by comctl32.dll
119 #define DEFAULTBITMAPX 16
120 #define DEFAULTBITMAPY 15
121 #define DEFAULTBUTTONX 24
122 #define DEFAULTBUTTONY 24
123 #define DEFAULTBARHEIGHT 27
124
125 // ----------------------------------------------------------------------------
126 // wxWin macros
127 // ----------------------------------------------------------------------------
128
129 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
130
131 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
132 EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
133 EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
134 END_EVENT_TABLE()
135
136 // ----------------------------------------------------------------------------
137 // private classes
138 // ----------------------------------------------------------------------------
139
140 class wxToolBarTool : public wxToolBarToolBase
141 {
142 public:
143 wxToolBarTool(wxToolBar *tbar,
144 int id,
145 const wxString& label,
146 const wxBitmap& bmpNormal,
147 const wxBitmap& bmpDisabled,
148 wxItemKind kind,
149 wxObject *clientData,
150 const wxString& shortHelp,
151 const wxString& longHelp)
152 : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
153 clientData, shortHelp, longHelp)
154 {
155 m_nSepCount = 0;
156 }
157
158 wxToolBarTool(wxToolBar *tbar, wxControl *control)
159 : wxToolBarToolBase(tbar, control)
160 {
161 m_nSepCount = 1;
162 }
163
164 virtual void SetLabel(const wxString& label)
165 {
166 if ( label == m_label )
167 return;
168
169 wxToolBarToolBase::SetLabel(label);
170
171 // we need to update the label shown in the toolbar because it has a
172 // pointer to the internal buffer of the old label
173 //
174 // TODO: use TB_SETBUTTONINFO
175 }
176
177 // set/get the number of separators which we use to cover the space used by
178 // a control in the toolbar
179 void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
180 size_t GetSeparatorsCount() const { return m_nSepCount; }
181
182 private:
183 size_t m_nSepCount;
184 };
185
186
187 // ============================================================================
188 // implementation
189 // ============================================================================
190
191 // ----------------------------------------------------------------------------
192 // wxToolBarTool
193 // ----------------------------------------------------------------------------
194
195 wxToolBarToolBase *wxToolBar::CreateTool(int id,
196 const wxString& label,
197 const wxBitmap& bmpNormal,
198 const wxBitmap& bmpDisabled,
199 wxItemKind kind,
200 wxObject *clientData,
201 const wxString& shortHelp,
202 const wxString& longHelp)
203 {
204 return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
205 clientData, shortHelp, longHelp);
206 }
207
208 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
209 {
210 return new wxToolBarTool(this, control);
211 }
212
213 // ----------------------------------------------------------------------------
214 // wxToolBar construction
215 // ----------------------------------------------------------------------------
216
217 void wxToolBar::Init()
218 {
219 m_hBitmap = 0;
220
221 m_nButtons = 0;
222
223 m_defaultWidth = DEFAULTBITMAPX;
224 m_defaultHeight = DEFAULTBITMAPY;
225
226 m_pInTool = 0;
227 }
228
229 bool wxToolBar::Create(wxWindow *parent,
230 wxWindowID id,
231 const wxPoint& pos,
232 const wxSize& size,
233 long style,
234 const wxString& name)
235 {
236 // toolbars never have border, giving one to them results in broken
237 // appearance
238 style &= ~wxBORDER_MASK;
239 style |= wxBORDER_NONE;
240
241 // common initialisation
242 if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
243 return FALSE;
244
245 // prepare flags
246 DWORD msflags = TBSTYLE_TOOLTIPS; // WS_VISIBLE | WS_CHILD always included
247
248 if ( style & wxCLIP_SIBLINGS )
249 msflags |= WS_CLIPSIBLINGS;
250
251 if ( style & wxTB_FLAT )
252 {
253 // static as it doesn't change during the program lifetime
254 static int s_verComCtl = wxTheApp->GetComCtl32Version();
255
256 // comctl32.dll 4.00 doesn't support the flat toolbars and using this
257 // style with 6.00 (part of Windows XP) leads to the toolbar with
258 // incorrect background colour - and not using it still results in the
259 // correct (flat) toolbar, so don't use it there
260 if ( s_verComCtl > 400 && s_verComCtl < 600 )
261 {
262 msflags |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
263 }
264 }
265
266 // MSW-specific initialisation
267 if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
268 return FALSE;
269
270 // toolbar-specific post initialisation
271 ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
272
273 // set up the colors and fonts
274 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
275 SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
276
277 // position it
278 int x = pos.x;
279 int y = pos.y;
280 int width = size.x;
281 int height = size.y;
282
283 if (width <= 0)
284 width = 100;
285 if (height <= 0)
286 height = m_defaultHeight;
287 if (x < 0)
288 x = 0;
289 if (y < 0)
290 y = 0;
291
292 SetSize(x, y, width, height);
293
294 return TRUE;
295 }
296
297 wxToolBar::~wxToolBar()
298 {
299 // we must refresh the frame size when the toolbar is deleted but the frame
300 // is not - otherwise toolbar leaves a hole in the place it used to occupy
301 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
302 if ( frame && !frame->IsBeingDeleted() )
303 {
304 frame->SendSizeEvent();
305 }
306
307 if ( m_hBitmap )
308 {
309 ::DeleteObject((HBITMAP) m_hBitmap);
310 }
311 }
312
313 // ----------------------------------------------------------------------------
314 // adding/removing tools
315 // ----------------------------------------------------------------------------
316
317 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
318 wxToolBarToolBase *tool)
319 {
320 // nothing special to do here - we really create the toolbar buttons in
321 // Realize() later
322 tool->Attach(this);
323
324 return TRUE;
325 }
326
327 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
328 {
329 // the main difficulty we have here is with the controls in the toolbars:
330 // as we (sometimes) use several separators to cover up the space used by
331 // them, the indices are not the same for us and the toolbar
332
333 // first determine the position of the first button to delete: it may be
334 // different from pos if we use several separators to cover the space used
335 // by a control
336 wxToolBarToolsList::Node *node;
337 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
338 {
339 wxToolBarToolBase *tool2 = node->GetData();
340 if ( tool2 == tool )
341 {
342 // let node point to the next node in the list
343 node = node->GetNext();
344
345 break;
346 }
347
348 if ( tool2->IsControl() )
349 {
350 pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
351 }
352 }
353
354 // now determine the number of buttons to delete and the area taken by them
355 size_t nButtonsToDelete = 1;
356
357 // get the size of the button we're going to delete
358 RECT r;
359 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
360 {
361 wxLogLastError(_T("TB_GETITEMRECT"));
362 }
363
364 int width = r.right - r.left;
365
366 if ( tool->IsControl() )
367 {
368 nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
369
370 width *= nButtonsToDelete;
371 }
372
373 // do delete all buttons
374 m_nButtons -= nButtonsToDelete;
375 while ( nButtonsToDelete-- > 0 )
376 {
377 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
378 {
379 wxLogLastError(wxT("TB_DELETEBUTTON"));
380
381 return FALSE;
382 }
383 }
384
385 tool->Detach();
386
387 // and finally reposition all the controls after this button (the toolbar
388 // takes care of all normal items)
389 for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
390 {
391 wxToolBarToolBase *tool2 = node->GetData();
392 if ( tool2->IsControl() )
393 {
394 int x;
395 wxControl *control = tool2->GetControl();
396 control->GetPosition(&x, NULL);
397 control->Move(x - width, -1);
398 }
399 }
400
401 return TRUE;
402 }
403
404 bool wxToolBar::Realize()
405 {
406 size_t nTools = GetToolsCount();
407 if ( nTools == 0 )
408 {
409 // nothing to do
410 return TRUE;
411 }
412
413 bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
414
415 // First, add the bitmap: we use one bitmap for all toolbar buttons
416 // ----------------------------------------------------------------
417
418 // if we already have a bitmap, we'll replace the existing one - otherwise
419 // we'll install a new one
420 HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
421
422 int totalBitmapWidth = (int)(m_defaultWidth * nTools);
423 int totalBitmapHeight = (int)m_defaultHeight;
424
425 // Create a bitmap and copy all the tool bitmaps to it
426 #if USE_BITMAP_MASKS
427 wxMemoryDC dcAllButtons;
428 wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
429 dcAllButtons.SelectObject(bitmap);
430 dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
431 dcAllButtons.Clear();
432
433 m_hBitmap = bitmap.GetHBITMAP();
434 HBITMAP hBitmap = (HBITMAP)m_hBitmap;
435 #else // !USE_BITMAP_MASKS
436 HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
437 totalBitmapWidth,
438 totalBitmapHeight);
439 if ( !hBitmap )
440 {
441 wxLogLastError(_T("CreateCompatibleBitmap"));
442
443 return FALSE;
444 }
445
446 m_hBitmap = (WXHBITMAP)hBitmap;
447
448 HDC memoryDC = ::CreateCompatibleDC(NULL);
449 HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
450
451 HDC memoryDC2 = ::CreateCompatibleDC(NULL);
452 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
453
454 // the button position
455 wxCoord x = 0;
456
457 // the number of buttons (not separators)
458 int nButtons = 0;
459
460 wxToolBarToolsList::Node *node = m_tools.GetFirst();
461 while ( node )
462 {
463 wxToolBarToolBase *tool = node->GetData();
464 if ( tool->IsButton() )
465 {
466 const wxBitmap& bmp = tool->GetNormalBitmap();
467 if ( bmp.Ok() )
468 {
469 #if USE_BITMAP_MASKS
470 // notice the last parameter: do use mask
471 dcAllButtons.DrawBitmap(bmp, x, 0, TRUE);
472 #else // !USE_BITMAP_MASKS
473 HBITMAP hbmp = GetHbitmapOf(bmp);
474 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
475 if ( !BitBlt(memoryDC, x, 0, m_defaultWidth, m_defaultHeight,
476 memoryDC2, 0, 0, SRCCOPY) )
477 {
478 wxLogLastError(wxT("BitBlt"));
479 }
480
481 ::SelectObject(memoryDC2, oldBitmap2);
482 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
483 }
484 else
485 {
486 wxFAIL_MSG( _T("invalid tool button bitmap") );
487 }
488
489 // still inc width and number of buttons because otherwise the
490 // subsequent buttons will all be shifted which is rather confusing
491 // (and like this you'd see immediately which bitmap was bad)
492 x += m_defaultWidth;
493 nButtons++;
494 }
495
496 node = node->GetNext();
497 }
498
499 #if USE_BITMAP_MASKS
500 dcAllButtons.SelectObject(wxNullBitmap);
501
502 // don't delete this HBITMAP!
503 bitmap.SetHBITMAP(0);
504 #else // !USE_BITMAP_MASKS
505 ::SelectObject(memoryDC, oldBitmap);
506 ::DeleteDC(memoryDC);
507 ::DeleteDC(memoryDC2);
508 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
509
510 // Map to system colours
511 hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
512 totalBitmapWidth, totalBitmapHeight);
513
514 int bitmapId = 0;
515
516 bool addBitmap = TRUE;
517
518 if ( oldToolBarBitmap )
519 {
520 #ifdef TB_REPLACEBITMAP
521 if ( wxTheApp->GetComCtl32Version() >= 400 )
522 {
523 TBREPLACEBITMAP replaceBitmap;
524 replaceBitmap.hInstOld = NULL;
525 replaceBitmap.hInstNew = NULL;
526 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
527 replaceBitmap.nIDNew = (UINT) hBitmap;
528 replaceBitmap.nButtons = nButtons;
529 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
530 0, (LPARAM) &replaceBitmap) )
531 {
532 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
533 }
534
535 ::DeleteObject(oldToolBarBitmap);
536
537 // already done
538 addBitmap = FALSE;
539 }
540 else
541 #endif // TB_REPLACEBITMAP
542 {
543 // we can't replace the old bitmap, so we will add another one
544 // (awfully inefficient, but what else to do?) and shift the bitmap
545 // indices accordingly
546 addBitmap = TRUE;
547
548 bitmapId = m_nButtons;
549 }
550
551 // Now delete all the buttons
552 for ( size_t pos = 0; pos < m_nButtons; pos++ )
553 {
554 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
555 {
556 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
557 }
558 }
559 }
560
561 if ( addBitmap ) // no old bitmap or we can't replace it
562 {
563 TBADDBITMAP addBitmap;
564 addBitmap.hInst = 0;
565 addBitmap.nID = (UINT) hBitmap;
566 if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
567 (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
568 {
569 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
570 }
571 }
572
573 // Next add the buttons and separators
574 // -----------------------------------
575
576 TBBUTTON *buttons = new TBBUTTON[nTools];
577
578 // this array will hold the indices of all controls in the toolbar
579 wxArrayInt controlIds;
580
581 bool lastWasRadio = FALSE;
582 int i = 0;
583 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
584 {
585 wxToolBarToolBase *tool = node->GetData();
586
587 // don't add separators to the vertical toolbar - looks ugly
588 if ( isVertical && tool->IsSeparator() )
589 continue;
590
591 TBBUTTON& button = buttons[i];
592
593 wxZeroMemory(button);
594
595 bool isRadio = FALSE;
596 switch ( tool->GetStyle() )
597 {
598 case wxTOOL_STYLE_CONTROL:
599 button.idCommand = tool->GetId();
600 // fall through: create just a separator too
601
602 case wxTOOL_STYLE_SEPARATOR:
603 button.fsState = TBSTATE_ENABLED;
604 button.fsStyle = TBSTYLE_SEP;
605 break;
606
607 case wxTOOL_STYLE_BUTTON:
608 button.iBitmap = bitmapId;
609
610 if ( HasFlag(wxTB_TEXT) && !tool->GetLabel().empty() )
611 {
612 button.iString = (int)tool->GetLabel().c_str();
613 }
614
615 button.idCommand = tool->GetId();
616
617 if ( tool->IsEnabled() )
618 button.fsState |= TBSTATE_ENABLED;
619 if ( tool->IsToggled() )
620 button.fsState |= TBSTATE_CHECKED;
621
622 switch ( tool->GetKind() )
623 {
624 case wxITEM_RADIO:
625 button.fsStyle = TBSTYLE_CHECKGROUP;
626
627 if ( !lastWasRadio )
628 {
629 // the first item in the radio group is checked by
630 // default to be consistent with wxGTK and the menu
631 // radio items
632 button.fsState |= TBSTATE_CHECKED;
633
634 tool->Toggle(TRUE);
635 }
636
637 isRadio = TRUE;
638 break;
639
640 case wxITEM_CHECK:
641 button.fsStyle = TBSTYLE_CHECK;
642 break;
643
644 default:
645 wxFAIL_MSG( _T("unexpected toolbar button kind") );
646 // fall through
647
648 case wxITEM_NORMAL:
649 button.fsStyle = TBSTYLE_BUTTON;
650 }
651
652 bitmapId++;
653 break;
654 }
655
656 lastWasRadio = isRadio;
657
658 i++;
659 }
660
661 if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
662 {
663 wxLogLastError(wxT("TB_ADDBUTTONS"));
664 }
665
666 delete [] buttons;
667
668 // Deal with the controls finally
669 // ------------------------------
670
671 // adjust the controls size to fit nicely in the toolbar
672 int y = 0;
673 size_t index = 0;
674 for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
675 {
676 wxToolBarToolBase *tool = node->GetData();
677
678 // we calculate the running y coord for vertical toolbars so we need to
679 // get the items size for all items but for the horizontal ones we
680 // don't need to deal with the non controls
681 bool isControl = tool->IsControl();
682 if ( !isControl && !isVertical )
683 continue;
684
685 // note that we use TB_GETITEMRECT and not TB_GETRECT because the
686 // latter only appeared in v4.70 of comctl32.dll
687 RECT r;
688 if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
689 index, (LPARAM)(LPRECT)&r) )
690 {
691 wxLogLastError(wxT("TB_GETITEMRECT"));
692 }
693
694 if ( !isControl )
695 {
696 // can only be control if isVertical
697 y += r.bottom - r.top;
698
699 continue;
700 }
701
702 wxControl *control = tool->GetControl();
703
704 wxSize size = control->GetSize();
705
706 // the position of the leftmost controls corner
707 int left = -1;
708
709 // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
710 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
711 // available in headers, now check whether it is available now
712 // (during run-time)
713 if ( wxTheApp->GetComCtl32Version() >= 471 )
714 {
715 // set the (underlying) separators width to be that of the
716 // control
717 TBBUTTONINFO tbbi;
718 tbbi.cbSize = sizeof(tbbi);
719 tbbi.dwMask = TBIF_SIZE;
720 tbbi.cx = size.x;
721 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
722 tool->GetId(), (LPARAM)&tbbi) )
723 {
724 // the id is probably invalid?
725 wxLogLastError(wxT("TB_SETBUTTONINFO"));
726 }
727 }
728 else
729 #endif // comctl32.dll 4.71
730 // TB_SETBUTTONINFO unavailable
731 {
732 // try adding several separators to fit the controls width
733 int widthSep = r.right - r.left;
734 left = r.left;
735
736 TBBUTTON tbb;
737 wxZeroMemory(tbb);
738 tbb.idCommand = 0;
739 tbb.fsState = TBSTATE_ENABLED;
740 tbb.fsStyle = TBSTYLE_SEP;
741
742 size_t nSeparators = size.x / widthSep;
743 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
744 {
745 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
746 index, (LPARAM)&tbb) )
747 {
748 wxLogLastError(wxT("TB_INSERTBUTTON"));
749 }
750
751 index++;
752 }
753
754 // remember the number of separators we used - we'd have to
755 // delete all of them later
756 ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
757
758 // adjust the controls width to exactly cover the separators
759 control->SetSize((nSeparators + 1)*widthSep, -1);
760 }
761
762 // position the control itself correctly vertically
763 int height = r.bottom - r.top;
764 int diff = height - size.y;
765 if ( diff < 0 )
766 {
767 // the control is too high, resize to fit
768 control->SetSize(-1, height - 2);
769
770 diff = 2;
771 }
772
773 int top;
774 if ( isVertical )
775 {
776 left = 0;
777 top = y;
778
779 y += height + 2*GetMargins().y;
780 }
781 else // horizontal toolbar
782 {
783 if ( left == -1 )
784 left = r.left;
785
786 top = r.top;
787 }
788
789 control->Move(left, top + (diff + 1) / 2);
790 }
791
792 // the max index is the "real" number of buttons - i.e. counting even the
793 // separators which we added just for aligning the controls
794 m_nButtons = index;
795
796 if ( !isVertical )
797 {
798 if ( m_maxRows == 0 )
799 {
800 // if not set yet, only one row
801 SetRows(1);
802 }
803 }
804 else if ( m_nButtons > 0 ) // vertical non empty toolbar
805 {
806 if ( m_maxRows == 0 )
807 {
808 // if not set yet, have one column
809 SetRows(m_nButtons);
810 }
811 }
812
813 return TRUE;
814 }
815
816 // ----------------------------------------------------------------------------
817 // message handlers
818 // ----------------------------------------------------------------------------
819
820 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
821 {
822 wxToolBarToolBase *tool = FindById((int)id);
823 if ( !tool )
824 return FALSE;
825
826 if ( tool->CanBeToggled() )
827 {
828 LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
829 tool->Toggle((state & TBSTATE_CHECKED) != 0);
830 }
831
832 bool toggled = tool->IsToggled();
833
834 // avoid sending the event when a radio button is released, this is not
835 // interesting
836 if ( !tool->CanBeToggled() || tool->GetKind() != wxITEM_RADIO || toggled )
837 {
838 // OnLeftClick() can veto the button state change - for buttons which
839 // may be toggled only, of couse
840 if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
841 {
842 // revert back
843 toggled = !toggled;
844 tool->SetToggle(toggled);
845
846 ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
847 }
848 }
849
850 return TRUE;
851 }
852
853 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
854 WXLPARAM lParam,
855 WXLPARAM *WXUNUSED(result))
856 {
857 // First check if this applies to us
858 NMHDR *hdr = (NMHDR *)lParam;
859
860 // the tooltips control created by the toolbar is sometimes Unicode, even
861 // in an ANSI application - this seems to be a bug in comctl32.dll v5
862 int code = (int)hdr->code;
863 if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
864 return FALSE;
865
866 HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
867 if ( toolTipWnd != hdr->hwndFrom )
868 return FALSE;
869
870 LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
871 int id = (int)ttText->hdr.idFrom;
872
873 wxToolBarToolBase *tool = FindById(id);
874 if ( !tool )
875 return FALSE;
876
877 const wxString& help = tool->GetShortHelp();
878
879 if ( !help.IsEmpty() )
880 {
881 if ( code == TTN_NEEDTEXTA )
882 {
883 ttText->lpszText = (wxChar *)help.c_str();
884 }
885 else
886 {
887 #if wxUSE_UNICODE
888 ttText->lpszText = (wxChar *)help.c_str();
889 #else
890 // VZ: I don't know why it happens, but the versions of
891 // comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
892 // even to ANSI programs (normally, this message is supposed
893 // to be sent to Unicode programs only) - hence we need to
894 // handle it as well, otherwise no tooltips will be shown in
895 // this case
896
897 size_t lenAnsi = help.Len();
898 #if defined( __MWERKS__ ) || defined( __CYGWIN__ )
899 // MetroWerks doesn't like calling mbstowcs with NULL argument
900 // neither Cygwin does
901 size_t lenUnicode = 2*lenAnsi;
902 #else
903 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
904 #endif
905
906 // using the pointer of right type avoids us doing all sorts of
907 // pointer arithmetics ourselves
908 wchar_t *dst = (wchar_t *)ttText->szText,
909 *pwz = new wchar_t[lenUnicode + 1];
910 mbstowcs(pwz, help, lenAnsi + 1);
911 memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
912
913 // put the terminating _wide_ NUL
914 dst[lenUnicode] = 0;
915
916 delete [] pwz;
917 #endif
918 }
919 }
920
921 return TRUE;
922 }
923
924 // ----------------------------------------------------------------------------
925 // toolbar geometry
926 // ----------------------------------------------------------------------------
927
928 void wxToolBar::SetToolBitmapSize(const wxSize& size)
929 {
930 wxToolBarBase::SetToolBitmapSize(size);
931
932 ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
933 }
934
935 void wxToolBar::SetRows(int nRows)
936 {
937 if ( nRows == m_maxRows )
938 {
939 // avoid resizing the frame uselessly
940 return;
941 }
942
943 // TRUE in wParam means to create at least as many rows, FALSE -
944 // at most as many
945 RECT rect;
946 ::SendMessage(GetHwnd(), TB_SETROWS,
947 MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
948 (LPARAM) &rect);
949
950 m_maxRows = nRows;
951
952 UpdateSize();
953 }
954
955 // The button size is bigger than the bitmap size
956 wxSize wxToolBar::GetToolSize() const
957 {
958 // TB_GETBUTTONSIZE is supported from version 4.70
959 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
960 && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
961 if ( wxTheApp->GetComCtl32Version() >= 470 )
962 {
963 DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
964
965 return wxSize(LOWORD(dw), HIWORD(dw));
966 }
967 else
968 #endif // comctl32.dll 4.70+
969 {
970 // defaults
971 return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
972 }
973 }
974
975 static
976 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
977 size_t index )
978 {
979 wxToolBarToolsList::Node* current = tools.GetFirst();
980
981 for ( ; current != 0; current = current->GetNext() )
982 {
983 if ( index == 0 )
984 return current->GetData();
985
986 wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
987 size_t separators = tool->GetSeparatorsCount();
988
989 // if it is a normal button, sepcount == 0, so skip 1 item (the button)
990 // otherwise, skip as many items as the separator count, plus the
991 // control itself
992 index -= separators ? separators + 1 : 1;
993 }
994
995 return 0;
996 }
997
998 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
999 {
1000 POINT pt;
1001 pt.x = x;
1002 pt.y = y;
1003 int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1004 // MBN: when the point ( x, y ) is close to the toolbar border
1005 // TB_HITTEST returns m_nButtons ( not -1 )
1006 if ( index < 0 || (size_t)index >= m_nButtons )
1007 {
1008 // it's a separator or there is no tool at all there
1009 return (wxToolBarToolBase *)NULL;
1010 }
1011
1012 // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
1013 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1014 if ( wxTheApp->GetComCtl32Version() >= 471 )
1015 {
1016 return m_tools.Item((size_t)index)->GetData();
1017 }
1018 else
1019 #endif
1020 {
1021 return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1022 }
1023 }
1024
1025 void wxToolBar::UpdateSize()
1026 {
1027 // the toolbar size changed
1028 SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1029
1030 // we must also refresh the frame after the toolbar size (possibly) changed
1031 wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1032 if ( frame )
1033 {
1034 frame->SendSizeEvent();
1035 }
1036 }
1037
1038 // ----------------------------------------------------------------------------
1039 // toolbar styles
1040 // ---------------------------------------------------------------------------
1041
1042 void wxToolBar::SetWindowStyleFlag(long style)
1043 {
1044 // there doesn't seem to be any reasonably simple way to prevent the
1045 // toolbar from showing the icons so for now we don't honour wxTB_NOICONS
1046 if ( (style & wxTB_TEXT) != (GetWindowStyle() & wxTB_TEXT) )
1047 {
1048 // update the strings of all toolbar buttons
1049 //
1050 // NB: we can only do it using TB_SETBUTTONINFO which is available
1051 // in comctl32.dll >= 4.71 only
1052 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1053 if ( wxTheApp->GetComCtl32Version() >= 471 )
1054 {
1055 // set the (underlying) separators width to be that of the
1056 // control
1057 TBBUTTONINFO tbbi;
1058 tbbi.cbSize = sizeof(tbbi);
1059 tbbi.dwMask = TBIF_TEXT;
1060 if ( !(style & wxTB_TEXT) )
1061 {
1062 // don't show the text - remove the labels
1063 tbbi.pszText = NULL;
1064 }
1065
1066 for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
1067 node;
1068 node = node->GetNext() )
1069 {
1070 wxToolBarToolBase *tool = node->GetData();
1071 if ( !tool->IsButton() )
1072 {
1073 continue;
1074 }
1075
1076 if ( style & wxTB_TEXT )
1077 {
1078 // cast is harmless
1079 tbbi.pszText = (wxChar *)tool->GetLabel().c_str();
1080 }
1081
1082 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
1083 tool->GetId(), (LPARAM)&tbbi) )
1084 {
1085 // the id is probably invalid?
1086 wxLogLastError(wxT("TB_SETBUTTONINFO"));
1087 }
1088 }
1089
1090 UpdateSize();
1091 Refresh();
1092 }
1093 #endif // comctl32.dll 4.71
1094 }
1095
1096 wxToolBarBase::SetWindowStyleFlag(style);
1097 }
1098
1099 // ----------------------------------------------------------------------------
1100 // tool state
1101 // ----------------------------------------------------------------------------
1102
1103 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1104 {
1105 ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1106 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1107 }
1108
1109 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1110 {
1111 ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1112 (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1113 }
1114
1115 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1116 {
1117 // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1118 // without, so we really need to delete the button and recreate it here
1119 wxFAIL_MSG( _T("not implemented") );
1120 }
1121
1122 // ----------------------------------------------------------------------------
1123 // event handlers
1124 // ----------------------------------------------------------------------------
1125
1126 // Responds to colour changes, and passes event on to children.
1127 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1128 {
1129 wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1130
1131 // Remap the buttons
1132 Realize();
1133
1134 // Relayout the toolbar
1135 int nrows = m_maxRows;
1136 m_maxRows = 0; // otherwise SetRows() wouldn't do anything
1137 SetRows(nrows);
1138
1139 Refresh();
1140
1141 // let the event propagate further
1142 event.Skip();
1143 }
1144
1145 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1146 {
1147 if (event.RightDown())
1148 {
1149 // For now, we don't have an id. Later we could
1150 // try finding the tool.
1151 OnRightClick((int)-1, event.GetX(), event.GetY());
1152 }
1153 else
1154 {
1155 event.Skip();
1156 }
1157 }
1158
1159 bool wxToolBar::HandleSize(WXWPARAM wParam, WXLPARAM lParam)
1160 {
1161 // calculate our minor dimenstion ourselves - we're confusing the standard
1162 // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1163 RECT r;
1164 if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1165 {
1166 int w, h;
1167
1168 if ( GetWindowStyle() & wxTB_VERTICAL )
1169 {
1170 w = r.right - r.left;
1171 if ( m_maxRows )
1172 {
1173 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1174 }
1175 h = HIWORD(lParam);
1176 }
1177 else
1178 {
1179 w = LOWORD(lParam);
1180 h = r.bottom - r.top;
1181 if ( m_maxRows )
1182 {
1183 // FIXME: 6 is hardcoded separator line height...
1184 h += 6;
1185 h *= m_maxRows;
1186 }
1187 }
1188
1189 if ( MAKELPARAM(w, h) != lParam )
1190 {
1191 // size really changed
1192 SetSize(w, h);
1193 }
1194
1195 // message processed
1196 return TRUE;
1197 }
1198
1199 return FALSE;
1200 }
1201
1202 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1203 {
1204 // erase any dummy separators which we used for aligning the controls if
1205 // any here
1206
1207 // first of all, do we have any controls at all?
1208 wxToolBarToolsList::Node *node;
1209 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1210 {
1211 if ( node->GetData()->IsControl() )
1212 break;
1213 }
1214
1215 if ( !node )
1216 {
1217 // no controls, nothing to erase
1218 return FALSE;
1219 }
1220
1221 // prepare the DC on which we'll be drawing
1222 wxClientDC dc(this);
1223 dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1224 dc.SetPen(*wxTRANSPARENT_PEN);
1225
1226 RECT r;
1227 if ( !GetUpdateRect(GetHwnd(), &r, FALSE) )
1228 {
1229 // nothing to redraw anyhow
1230 return FALSE;
1231 }
1232
1233 wxRect rectUpdate;
1234 wxCopyRECTToRect(r, rectUpdate);
1235
1236 dc.SetClippingRegion(rectUpdate);
1237
1238 // draw the toolbar tools, separators &c normally
1239 wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1240
1241 // for each control in the toolbar find all the separators intersecting it
1242 // and erase them
1243 //
1244 // NB: this is really the only way to do it as we don't know if a separator
1245 // corresponds to a control (i.e. is a dummy one) or a real one
1246 // otherwise
1247 for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1248 {
1249 wxToolBarToolBase *tool = node->GetData();
1250 if ( tool->IsControl() )
1251 {
1252 // get the control rect in our client coords
1253 wxControl *control = tool->GetControl();
1254 wxRect rectCtrl = control->GetRect();
1255
1256 // iterate over all buttons
1257 TBBUTTON tbb;
1258 int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1259 for ( int n = 0; n < count; n++ )
1260 {
1261 // is it a separator?
1262 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1263 n, (LPARAM)&tbb) )
1264 {
1265 wxLogDebug(_T("TB_GETBUTTON failed?"));
1266
1267 continue;
1268 }
1269
1270 if ( tbb.fsStyle != TBSTYLE_SEP )
1271 continue;
1272
1273 // get the bounding rect of the separator
1274 RECT r;
1275 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1276 n, (LPARAM)&r) )
1277 {
1278 wxLogDebug(_T("TB_GETITEMRECT failed?"));
1279
1280 continue;
1281 }
1282
1283 // does it intersect the control?
1284 wxRect rectItem;
1285 wxCopyRECTToRect(r, rectItem);
1286 if ( rectCtrl.Intersects(rectItem) )
1287 {
1288 // yes, do erase it!
1289 dc.DrawRectangle(rectItem);
1290 }
1291 }
1292 }
1293 }
1294
1295 return TRUE;
1296 }
1297
1298 void wxToolBar::HandleMouseMove(WXWPARAM wParam, WXLPARAM lParam)
1299 {
1300 wxCoord x = GET_X_LPARAM(lParam),
1301 y = GET_Y_LPARAM(lParam);
1302 wxToolBarToolBase* tool = FindToolForPosition( x, y );
1303
1304 // cursor left current tool
1305 if( tool != m_pInTool && !tool )
1306 {
1307 m_pInTool = 0;
1308 OnMouseEnter( -1 );
1309 }
1310
1311 // cursor entered a tool
1312 if( tool != m_pInTool && tool )
1313 {
1314 m_pInTool = tool;
1315 OnMouseEnter( tool->GetId() );
1316 }
1317 }
1318
1319 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1320 {
1321 switch ( nMsg )
1322 {
1323 case WM_SIZE:
1324 if ( HandleSize(wParam, lParam) )
1325 return 0;
1326 break;
1327
1328 case WM_MOUSEMOVE:
1329 // we don't handle mouse moves, so always pass the message to
1330 // wxControl::MSWWindowProc
1331 HandleMouseMove(wParam, lParam);
1332 break;
1333
1334 case WM_PAINT:
1335 if ( HandlePaint(wParam, lParam) )
1336 return 0;
1337 }
1338
1339 return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1340 }
1341
1342 // ----------------------------------------------------------------------------
1343 // private functions
1344 // ----------------------------------------------------------------------------
1345
1346 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1347 {
1348 MemoryHDC hdcMem;
1349
1350 if ( !hdcMem )
1351 {
1352 wxLogLastError(_T("CreateCompatibleDC"));
1353
1354 return bitmap;
1355 }
1356
1357 SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1358
1359 if ( !bmpInHDC )
1360 {
1361 wxLogLastError(_T("SelectObject"));
1362
1363 return bitmap;
1364 }
1365
1366 wxCOLORMAP *cmap = wxGetStdColourMap();
1367
1368 for ( int i = 0; i < width; i++ )
1369 {
1370 for ( int j = 0; j < height; j++ )
1371 {
1372 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1373
1374 for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1375 {
1376 COLORREF col = cmap[k].from;
1377 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1378 abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1379 abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1380 {
1381 ::SetPixel(hdcMem, i, j, cmap[k].to);
1382 break;
1383 }
1384 }
1385 }
1386 }
1387
1388 return bitmap;
1389
1390 // VZ: I leave here my attempts to map the bitmap to the system colours
1391 // faster by using BitBlt() even though it's broken currently - but
1392 // maybe someone else can finish it? It should be faster than iterating
1393 // over all pixels...
1394 #if 0
1395 MemoryHDC hdcMask, hdcDst;
1396 if ( !hdcMask || !hdcDst )
1397 {
1398 wxLogLastError(_T("CreateCompatibleDC"));
1399
1400 return bitmap;
1401 }
1402
1403 // create the target bitmap
1404 HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1405 if ( !hbmpDst )
1406 {
1407 wxLogLastError(_T("CreateCompatibleBitmap"));
1408
1409 return bitmap;
1410 }
1411
1412 // create the monochrome mask bitmap
1413 HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1414 if ( !hbmpMask )
1415 {
1416 wxLogLastError(_T("CreateBitmap(mono)"));
1417
1418 ::DeleteObject(hbmpDst);
1419
1420 return bitmap;
1421 }
1422
1423 SelectInHDC bmpInDst(hdcDst, hbmpDst),
1424 bmpInMask(hdcMask, hbmpMask);
1425
1426 // for each colour:
1427 for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1428 {
1429 // create the mask for this colour
1430 ::SetBkColor(hdcMem, ColorMap[n].from);
1431 ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1432
1433 // replace this colour with the target one in the dst bitmap
1434 HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1435 HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1436
1437 ::MaskBlt(hdcDst, 0, 0, width, height,
1438 hdcMem, 0, 0,
1439 hbmpMask, 0, 0,
1440 MAKEROP4(PATCOPY, SRCCOPY));
1441
1442 (void)::SelectObject(hdcDst, hbrOld);
1443 ::DeleteObject(hbr);
1444 }
1445
1446 ::DeleteObject((HBITMAP)bitmap);
1447
1448 return (WXHBITMAP)hbmpDst;
1449 #endif // 0
1450 }
1451
1452 #endif // wxUSE_TOOLBAR && Win95
1453