+ const size_t nTools = GetToolsCount();
+ if ( nTools == 0 )
+ {
+ // nothing to do
+ return TRUE;
+ }
+
+ const bool isVertical = HasFlag(wxTB_VERTICAL);
+
+ // delete all old buttons, if any
+ for ( size_t pos = 0; pos < m_nButtons; pos++ )
+ {
+ if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
+ {
+ wxLogDebug(wxT("TB_DELETEBUTTON failed"));
+ }
+ }
+
+ // First, add the bitmap: we use one bitmap for all toolbar buttons
+ // ----------------------------------------------------------------
+
+ wxToolBarToolsList::Node *node;
+ int bitmapId = 0;
+
+ wxSize sizeBmp;
+ if ( HasFlag(wxTB_NOICONS) )
+ {
+ // no icons, don't leave space for them
+ sizeBmp.x =
+ sizeBmp.y = 0;
+ }
+ else // do show icons
+ {
+ // if we already have a bitmap, we'll replace the existing one --
+ // otherwise we'll install a new one
+ HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
+
+ sizeBmp.x = m_defaultWidth;
+ sizeBmp.y = m_defaultHeight;
+
+ const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
+ totalBitmapHeight = m_defaultHeight;
+
+ // Create a bitmap and copy all the tool bitmaps to it
+#if USE_BITMAP_MASKS
+ wxMemoryDC dcAllButtons;
+ wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
+ dcAllButtons.SelectObject(bitmap);
+ dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
+ dcAllButtons.Clear();
+
+ m_hBitmap = bitmap.GetHBITMAP();
+ HBITMAP hBitmap = (HBITMAP)m_hBitmap;
+#else // !USE_BITMAP_MASKS
+ HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
+ totalBitmapWidth,
+ totalBitmapHeight);
+ if ( !hBitmap )
+ {
+ wxLogLastError(_T("CreateCompatibleBitmap"));
+
+ return FALSE;
+ }
+
+ m_hBitmap = (WXHBITMAP)hBitmap;
+
+ MemoryHDC memoryDC;
+ SelectInHDC hdcSelector(memoryDC, hBitmap);
+
+ MemoryHDC memoryDC2;
+#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
+
+ // the button position
+ wxCoord x = 0;
+
+ // the number of buttons (not separators)
+ int nButtons = 0;
+
+ for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
+ {
+ wxToolBarToolBase *tool = node->GetData();
+ if ( tool->IsButton() )
+ {
+ const wxBitmap& bmp = tool->GetNormalBitmap();
+ if ( bmp.Ok() )
+ {
+#if USE_BITMAP_MASKS
+ // notice the last parameter: do use mask
+ dcAllButtons.DrawBitmap(bmp, x, 0, TRUE);
+#else // !USE_BITMAP_MASKS
+ SelectInHDC hdcSelector2(memoryDC2, GetHbitmapOf(bmp));
+ if ( !BitBlt(memoryDC,
+ x, 0, m_defaultWidth, m_defaultHeight,
+ memoryDC2,
+ 0, 0, SRCCOPY) )
+ {
+ wxLogLastError(wxT("BitBlt"));
+ }
+#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
+ }
+ else
+ {
+ wxFAIL_MSG( _T("invalid tool button bitmap") );
+ }
+
+ // still inc width and number of buttons because otherwise the
+ // subsequent buttons will all be shifted which is rather confusing
+ // (and like this you'd see immediately which bitmap was bad)
+ x += m_defaultWidth;
+ nButtons++;
+ }
+ }
+
+#if USE_BITMAP_MASKS
+ dcAllButtons.SelectObject(wxNullBitmap);
+
+ // don't delete this HBITMAP!
+ bitmap.SetHBITMAP(0);
+#endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
+
+ // Map to system colours
+ hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
+ totalBitmapWidth, totalBitmapHeight);
+
+ bool addBitmap = TRUE;
+
+ if ( oldToolBarBitmap )
+ {
+#ifdef TB_REPLACEBITMAP
+ if ( wxTheApp->GetComCtl32Version() >= 400 )
+ {
+ TBREPLACEBITMAP replaceBitmap;
+ replaceBitmap.hInstOld = NULL;
+ replaceBitmap.hInstNew = NULL;
+ replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
+ replaceBitmap.nIDNew = (UINT) hBitmap;
+ replaceBitmap.nButtons = nButtons;
+ if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
+ 0, (LPARAM) &replaceBitmap) )
+ {
+ wxFAIL_MSG(wxT("Could not replace the old bitmap"));
+ }
+
+ ::DeleteObject(oldToolBarBitmap);
+
+ // already done
+ addBitmap = FALSE;
+ }
+ else
+#endif // TB_REPLACEBITMAP
+ {
+ // we can't replace the old bitmap, so we will add another one
+ // (awfully inefficient, but what else to do?) and shift the bitmap
+ // indices accordingly
+ addBitmap = TRUE;
+
+ bitmapId = m_nButtons;
+ }
+ }
+
+ if ( addBitmap ) // no old bitmap or we can't replace it
+ {
+ TBADDBITMAP addBitmap;
+ addBitmap.hInst = 0;
+ addBitmap.nID = (UINT) hBitmap;
+ if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
+ (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
+ {
+ wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
+ }
+ }
+ }
+
+ // don't call SetToolBitmapSize() as we don't want to change the values of
+ // m_defaultWidth/Height
+ if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
+ MAKELONG(sizeBmp.x, sizeBmp.y)) )
+ {
+ wxLogLastError(_T("TB_SETBITMAPSIZE"));
+ }
+
+ // Next add the buttons and separators
+ // -----------------------------------
+
+ TBBUTTON *buttons = new TBBUTTON[nTools];
+
+ // this array will hold the indices of all controls in the toolbar
+ wxArrayInt controlIds;
+
+ bool lastWasRadio = FALSE;
+ int i = 0;
+ for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
+ {
+ wxToolBarToolBase *tool = node->GetData();
+
+ // don't add separators to the vertical toolbar - looks ugly
+ if ( isVertical && tool->IsSeparator() )
+ continue;
+
+ TBBUTTON& button = buttons[i];
+
+ wxZeroMemory(button);
+
+ bool isRadio = FALSE;
+ switch ( tool->GetStyle() )
+ {
+ case wxTOOL_STYLE_CONTROL:
+ button.idCommand = tool->GetId();
+ // fall through: create just a separator too
+
+ case wxTOOL_STYLE_SEPARATOR:
+ button.fsState = TBSTATE_ENABLED;
+ button.fsStyle = TBSTYLE_SEP;
+ break;
+
+ case wxTOOL_STYLE_BUTTON:
+ if ( !HasFlag(wxTB_NOICONS) )
+ button.iBitmap = bitmapId;
+
+ if ( HasFlag(wxTB_TEXT) )
+ {
+ const wxString& label = tool->GetLabel();
+ if ( !label.empty() )
+ {
+ button.iString = (int)label.c_str();
+ }
+ }
+
+ button.idCommand = tool->GetId();
+
+ if ( tool->IsEnabled() )
+ button.fsState |= TBSTATE_ENABLED;
+ if ( tool->IsToggled() )
+ button.fsState |= TBSTATE_CHECKED;
+
+ switch ( tool->GetKind() )
+ {
+ case wxITEM_RADIO:
+ button.fsStyle = TBSTYLE_CHECKGROUP;
+
+ if ( !lastWasRadio )
+ {
+ // the first item in the radio group is checked by
+ // default to be consistent with wxGTK and the menu
+ // radio items
+ button.fsState |= TBSTATE_CHECKED;
+
+ tool->Toggle(TRUE);
+ }
+
+ isRadio = TRUE;
+ break;
+
+ case wxITEM_CHECK:
+ button.fsStyle = TBSTYLE_CHECK;
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unexpected toolbar button kind") );
+ // fall through
+
+ case wxITEM_NORMAL:
+ button.fsStyle = TBSTYLE_BUTTON;
+ }
+
+ bitmapId++;
+ break;
+ }
+
+ lastWasRadio = isRadio;
+
+ i++;
+ }
+
+ if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
+ {
+ wxLogLastError(wxT("TB_ADDBUTTONS"));
+ }
+
+ delete [] buttons;
+
+ // Deal with the controls finally
+ // ------------------------------
+
+ // adjust the controls size to fit nicely in the toolbar
+ int y = 0;
+ size_t index = 0;
+ for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
+ {
+ wxToolBarToolBase *tool = node->GetData();
+
+ // we calculate the running y coord for vertical toolbars so we need to
+ // get the items size for all items but for the horizontal ones we
+ // don't need to deal with the non controls
+ bool isControl = tool->IsControl();
+ if ( !isControl && !isVertical )
+ continue;
+
+ // note that we use TB_GETITEMRECT and not TB_GETRECT because the
+ // latter only appeared in v4.70 of comctl32.dll
+ RECT r;
+ if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
+ index, (LPARAM)(LPRECT)&r) )
+ {
+ wxLogLastError(wxT("TB_GETITEMRECT"));
+ }
+
+ if ( !isControl )
+ {
+ // can only be control if isVertical
+ y += r.bottom - r.top;
+
+ continue;
+ }
+
+ wxControl *control = tool->GetControl();
+
+ wxSize size = control->GetSize();
+
+ // the position of the leftmost controls corner
+ int left = -1;
+
+ // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
+#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
+ // available in headers, now check whether it is available now
+ // (during run-time)
+ if ( wxTheApp->GetComCtl32Version() >= 471 )
+ {
+ // set the (underlying) separators width to be that of the
+ // control
+ TBBUTTONINFO tbbi;
+ tbbi.cbSize = sizeof(tbbi);
+ tbbi.dwMask = TBIF_SIZE;
+ tbbi.cx = size.x;
+ if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
+ tool->GetId(), (LPARAM)&tbbi) )
+ {
+ // the id is probably invalid?
+ wxLogLastError(wxT("TB_SETBUTTONINFO"));
+ }
+ }
+ else
+#endif // comctl32.dll 4.71
+ // TB_SETBUTTONINFO unavailable
+ {
+ // try adding several separators to fit the controls width
+ int widthSep = r.right - r.left;
+ left = r.left;
+
+ TBBUTTON tbb;
+ wxZeroMemory(tbb);
+ tbb.idCommand = 0;
+ tbb.fsState = TBSTATE_ENABLED;
+ tbb.fsStyle = TBSTYLE_SEP;
+
+ size_t nSeparators = size.x / widthSep;
+ for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
+ {
+ if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
+ index, (LPARAM)&tbb) )
+ {
+ wxLogLastError(wxT("TB_INSERTBUTTON"));
+ }
+
+ index++;
+ }
+
+ // remember the number of separators we used - we'd have to
+ // delete all of them later
+ ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
+
+ // adjust the controls width to exactly cover the separators
+ control->SetSize((nSeparators + 1)*widthSep, -1);
+ }
+
+ // position the control itself correctly vertically
+ int height = r.bottom - r.top;
+ int diff = height - size.y;
+ if ( diff < 0 )
+ {
+ // the control is too high, resize to fit
+ control->SetSize(-1, height - 2);
+
+ diff = 2;
+ }
+
+ int top;
+ if ( isVertical )
+ {
+ left = 0;
+ top = y;
+
+ y += height + 2*GetMargins().y;
+ }
+ else // horizontal toolbar
+ {
+ if ( left == -1 )
+ left = r.left;
+
+ top = r.top;
+ }
+
+ control->Move(left, top + (diff + 1) / 2);
+ }
+
+ // the max index is the "real" number of buttons - i.e. counting even the
+ // separators which we added just for aligning the controls
+ m_nButtons = index;
+
+ if ( !isVertical )
+ {
+ if ( m_maxRows == 0 )
+ {
+ // if not set yet, only one row
+ SetRows(1);
+ }
+ }
+ else if ( m_nButtons > 0 ) // vertical non empty toolbar
+ {
+ if ( m_maxRows == 0 )
+ {
+ // if not set yet, have one column
+ SetRows(m_nButtons);
+ }
+ }
+
+ return TRUE;
+}
+
+// ----------------------------------------------------------------------------
+// message handlers
+// ----------------------------------------------------------------------------
+
+bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
+{
+ wxToolBarToolBase *tool = FindById((int)id);
+ if ( !tool )
+ return FALSE;
+
+ if ( tool->CanBeToggled() )
+ {
+ LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
+ tool->Toggle((state & TBSTATE_CHECKED) != 0);
+ }
+
+ bool toggled = tool->IsToggled();
+
+ // avoid sending the event when a radio button is released, this is not
+ // interesting
+ if ( !tool->CanBeToggled() || tool->GetKind() != wxITEM_RADIO || toggled )
+ {
+ // OnLeftClick() can veto the button state change - for buttons which
+ // may be toggled only, of couse
+ if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
+ {
+ // revert back
+ toggled = !toggled;
+ tool->SetToggle(toggled);
+
+ ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
+ }
+ }
+
+ return TRUE;