+ const size_t nTools = GetToolsCount();
+ if ( nTools == 0 )
+ // nothing to do
+ return true;
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ // don't change the values of these constants, they can be set from the
+ // user code via wxSystemOptions
+ enum
+ {
+ Remap_None = -1,
+ Remap_Bg,
+ Remap_Buttons,
+ Remap_TransparentBg
+ };
+
+ // the user-specified option overrides anything, but if it wasn't set, only
+ // remap the buttons on 8bpp displays as otherwise the bitmaps usually look
+ // much worse after remapping
+ static const wxChar *remapOption = wxT("msw.remap");
+ const int remapValue = wxSystemOptions::HasOption(remapOption)
+ ? wxSystemOptions::GetOptionInt(remapOption)
+ : wxDisplayDepth() <= 8 ? Remap_Buttons
+ : Remap_None;
+
+#endif // wxREMAP_BUTTON_COLOURS
+
+ // 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::compatibility_iterator 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 *
+ wx_truncate_cast(wxCoord, nTools),
+ totalBitmapHeight = m_defaultHeight;
+
+ // Create a bitmap and copy all the tool bitmaps into it
+ wxMemoryDC dcAllButtons;
+ wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
+ dcAllButtons.SelectObject(bitmap);
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ if ( remapValue != Remap_TransparentBg )
+#endif // wxREMAP_BUTTON_COLOURS
+ {
+ // VZ: why do we hardcode grey colour for CE?
+ dcAllButtons.SetBackground(wxBrush(
+#ifdef __WXWINCE__
+ wxColour(0xc0, 0xc0, 0xc0)
+#else // !__WXWINCE__
+ GetBackgroundColour()
+#endif // __WXWINCE__/!__WXWINCE__
+ ));
+ dcAllButtons.Clear();
+ }
+
+ m_hBitmap = bitmap.GetHBITMAP();
+ HBITMAP hBitmap = (HBITMAP)m_hBitmap;
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ if ( remapValue == Remap_Bg )
+ {
+ dcAllButtons.SelectObject(wxNullBitmap);
+
+ // Even if we're not remapping the bitmap
+ // content, we still have to remap the background.
+ hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
+ totalBitmapWidth, totalBitmapHeight);
+
+ dcAllButtons.SelectObject(bitmap);
+ }
+#endif // wxREMAP_BUTTON_COLOURS
+
+ // the button position
+ wxCoord x = 0;
+
+ // the number of buttons (not separators)
+ int nButtons = 0;
+
+ CreateDisabledImageList();
+ for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
+ {
+ wxToolBarToolBase *tool = node->GetData();
+ if ( tool->IsButton() )
+ {
+ const wxBitmap& bmp = tool->GetNormalBitmap();
+
+ const int w = bmp.GetWidth();
+ const int h = bmp.GetHeight();
+
+ if ( bmp.Ok() )
+ {
+ int xOffset = wxMax(0, (m_defaultWidth - w)/2);
+ int yOffset = wxMax(0, (m_defaultHeight - h)/2);
+
+ // notice the last parameter: do use mask
+ dcAllButtons.DrawBitmap(bmp, x + xOffset, yOffset, true);
+ }
+ else
+ {
+ wxFAIL_MSG( _T("invalid tool button bitmap") );
+ }
+
+ // also deal with disabled bitmap if we want to use them
+ if ( m_disabledImgList )
+ {
+ wxBitmap bmpDisabled = tool->GetDisabledBitmap();
+#if wxUSE_IMAGE && wxUSE_WXDIB
+ if ( !bmpDisabled.Ok() )
+ {
+ // no disabled bitmap specified but we still need to
+ // fill the space in the image list with something, so
+ // we grey out the normal bitmap
+ wxImage
+ imgGreyed = bmp.ConvertToImage().ConvertToGreyscale();
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ if ( remapValue == Remap_Buttons )
+ {
+ // we need to have light grey background colour for
+ // MapBitmap() to work correctly
+ for ( int y = 0; y < h; y++ )
+ {
+ for ( int x = 0; x < w; x++ )
+ {
+ if ( imgGreyed.IsTransparent(x, y) )
+ imgGreyed.SetRGB(x, y,
+ wxLIGHT_GREY->Red(),
+ wxLIGHT_GREY->Green(),
+ wxLIGHT_GREY->Blue());
+ }
+ }
+ }
+#endif // wxREMAP_BUTTON_COLOURS
+
+ bmpDisabled = wxBitmap(imgGreyed);
+ }
+#endif // wxUSE_IMAGE
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ if ( remapValue == Remap_Buttons )
+ MapBitmap(bmpDisabled.GetHBITMAP(), w, h);
+#endif // wxREMAP_BUTTON_COLOURS
+
+ m_disabledImgList->Add(bmpDisabled);
+ }
+
+ // 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++;
+ }
+ }
+
+ dcAllButtons.SelectObject(wxNullBitmap);
+
+ // don't delete this HBITMAP!
+ bitmap.SetHBITMAP(0);
+
+#ifdef wxREMAP_BUTTON_COLOURS
+ if ( remapValue == Remap_Buttons )
+ {
+ // Map to system colours
+ hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
+ totalBitmapWidth, totalBitmapHeight);
+ }
+#endif // wxREMAP_BUTTON_COLOURS