bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc,
wxODAction WXUNUSED(act), wxODStatus stat)
{
const MenuDrawData* data = MenuDrawData::Get();
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
HDC hdc = GetHdcOf(*impl);
RECT rect;
wxCopyRectToRECT(rc, rect);
int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx);
if ( IsOwnerDrawn() )
{
// font and colors to use
wxFont font;
GetFontToUse(font);
wxColour colText, colBack;
GetColourToUse(stat, colText, colBack);
// calculate metrics of item parts
RECT rcSelection = rect;
data->ItemMargin.ApplyTo(rcSelection);
RECT rcSeparator = rcSelection;
data->SeparatorMargin.ApplyTo(rcSeparator);
RECT rcGutter = rcSelection;
rcGutter.right = data->ItemMargin.cxLeftWidth
+ data->CheckBgMargin.cxLeftWidth
+ data->CheckMargin.cxLeftWidth
+ imgWidth
+ data->CheckMargin.cxRightWidth
+ data->CheckBgMargin.cxRightWidth;
RECT rcText = rcSelection;
rcText.left = rcGutter.right + data->TextBorder;
// we draw the text label vertically centered, but this results in it
// being 1px too low compared to native menus for some reason, fix it
if ( data->MenuLayout() != MenuDrawData::FullTheme )
rcText.top--;
#if wxUSE_UXTHEME
// If a custom background colour is explicitly specified, we should use
// it instead of the default theme background.
wxUxThemeEngine* const theme = GetBackgroundColour().IsOk()
? NULL
: MenuDrawData::GetUxThemeEngine();
if ( theme )
{
POPUPITEMSTATES state;
if ( stat & wxODDisabled )
{
state = (stat & wxODSelected) ? MPI_DISABLEDHOT
: MPI_DISABLED;
}
else if ( stat & wxODSelected )
{
state = MPI_HOT;
}
else
{
state = MPI_NORMAL;
}
wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU");
if ( theme->IsThemeBackgroundPartiallyTransparent(hTheme,
MENU_POPUPITEM, state) )
{
theme->DrawThemeBackground(hTheme, hdc,
MENU_POPUPBACKGROUND,
0, &rect, NULL);
}
theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPGUTTER,
0, &rcGutter, NULL);
if ( IsSeparator() )
{
rcSeparator.left = rcGutter.right;
theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPSEPARATOR,
0, &rcSeparator, NULL);
return true;
}
theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPITEM,
state, &rcSelection, NULL);
}
else
#endif // wxUSE_UXTHEME
{
if ( IsSeparator() )
{
DrawEdge(hdc, &rcSeparator, EDGE_ETCHED, BF_TOP);
return true;
}
AutoHBRUSH hbr(colBack.GetPixel());
SelectInHDC selBrush(hdc, hbr);
::FillRect(hdc, &rcSelection, hbr);
}
// draw text label
// using native API because it recognizes '&'
HDCTextColChanger changeTextCol(hdc, colText.GetPixel());
HDCBgColChanger changeBgCol(hdc, colBack.GetPixel());
HDCBgModeChanger changeBgMode(hdc, TRANSPARENT);
SelectInHDC selFont(hdc, GetHfontOf(font));
// item text name without mnemonic for calculating size
wxString text = GetName();
SIZE textSize;
::GetTextExtentPoint32(hdc, text.c_str(), text.length(), &textSize);
// item text name with mnemonic
text = GetItemLabel().BeforeFirst('\t');
int flags = DST_PREFIXTEXT;
// themes menu is using specified color for disabled labels
if ( data->MenuLayout() == MenuDrawData::Classic &&
(stat & wxODDisabled) && !(stat & wxODSelected) )
flags |= DSS_DISABLED;
if ( (stat & wxODHidePrefix) && !data->AlwaysShowCues )
flags |= DSS_HIDEPREFIX;
int x = rcText.left;
int y = rcText.top + (rcText.bottom - rcText.top - textSize.cy) / 2;
::DrawState(hdc, NULL, NULL, wxMSW_CONV_LPARAM(text),
text.length(), x, y, 0, 0, flags);
// ::SetTextAlign(hdc, TA_RIGHT) doesn't work with DSS_DISABLED or DSS_MONO
// as the last parameter in DrawState() (at least with Windows98). So we have
// to take care of right alignment ourselves.
wxString accel = GetItemLabel().AfterFirst(wxT('\t'));
if ( !accel.empty() )
{
SIZE accelSize;
::GetTextExtentPoint32(hdc, accel.c_str(), accel.length(), &accelSize);
flags = DST_TEXT;
// themes menu is using specified color for disabled labels
if ( data->MenuLayout() == MenuDrawData::Classic &&
(stat & wxODDisabled) && !(stat & wxODSelected) )
flags |= DSS_DISABLED;
x = rcText.right - data->ArrowMargin.GetTotalX()
- data->ArrowSize.cx
- data->ArrowBorder;
// right align accel on FullTheme menu, left otherwise
if ( data->MenuLayout() == MenuDrawData::FullTheme)
x -= accelSize.cx;
else
x -= m_parentMenu->GetMaxAccelWidth();
y = rcText.top + (rcText.bottom - rcText.top - accelSize.cy) / 2;
::DrawState(hdc, NULL, NULL, wxMSW_CONV_LPARAM(accel),
accel.length(), x, y, 0, 0, flags);
}
}
// draw the bitmap
RECT rcImg;
SetRect(&rcImg,
rect.left + data->ItemMargin.cxLeftWidth
+ data->CheckBgMargin.cxLeftWidth
+ data->CheckMargin.cxLeftWidth,
rect.top + data->ItemMargin.cyTopHeight
+ data->CheckBgMargin.cyTopHeight
+ data->CheckMargin.cyTopHeight,
rect.left + data->ItemMargin.cxLeftWidth
+ data->CheckBgMargin.cxLeftWidth
+ data->CheckMargin.cxLeftWidth
+ imgWidth,
rect.bottom - data->ItemMargin.cyBottomHeight
- data->CheckBgMargin.cyBottomHeight
- data->CheckMargin.cyBottomHeight);
if ( IsCheckable() && !m_bmpChecked.IsOk() )
{
if ( stat & wxODChecked )
{
DrawStdCheckMark((WXHDC)hdc, &rcImg, stat);
}
}
else
{
wxBitmap bmp;
if ( stat & wxODDisabled )
{
bmp = GetDisabledBitmap();
}
if ( !bmp.IsOk() )
{
// for not checkable bitmaps we should always use unchecked one
// because their checked bitmap is not set
bmp = GetBitmap(!IsCheckable() || (stat & wxODChecked));
#if wxUSE_IMAGE
if ( bmp.IsOk() && stat & wxODDisabled )
{
// we need to grey out the bitmap as we don't have any specific
// disabled bitmap
wxImage imgGrey = bmp.ConvertToImage().ConvertToGreyscale();
if ( imgGrey.IsOk() )
bmp = wxBitmap(imgGrey);
}
#endif // wxUSE_IMAGE
}
if ( bmp.IsOk() )
{
wxMemoryDC dcMem(&dc);
dcMem.SelectObjectAsSource(bmp);
// center bitmap
int nBmpWidth = bmp.GetWidth(),
nBmpHeight = bmp.GetHeight();
int x = rcImg.left + (imgWidth - nBmpWidth) / 2;
int y = rcImg.top + (rcImg.bottom - rcImg.top - nBmpHeight) / 2;
dc.Blit(x, y, nBmpWidth, nBmpHeight, &dcMem, 0, 0, wxCOPY, true);
}
}
return true;
}
bool CToolBar::Realize()
{
wxASSERT(HasFlag(wxTB_NOICONS));
bool ret = wxToolBar::Realize();
if (!ret) {
return false;
}
wxSize const size = GetToolBitmapSize();
wxASSERT(size.x > 0 && size.y > 0);
auto toolImages = std::make_unique<wxImageList>(size.x, size.y, false, 0);
auto disabledToolImages = std::make_unique<wxImageList>(size.x, size.y, false, 0);
HWND hwnd = GetHandle();
auto hImgList = reinterpret_cast<HIMAGELIST>(toolImages->GetHIMAGELIST());
auto hDisabledImgList = reinterpret_cast<HIMAGELIST>(disabledToolImages->GetHIMAGELIST());
::SendMessage(hwnd, TB_SETIMAGELIST, 0, reinterpret_cast<LPARAM>(hImgList));
::SendMessage(hwnd, TB_SETDISABLEDIMAGELIST, 0, reinterpret_cast<LPARAM>(hDisabledImgList));
toolImages_ = std::move(toolImages);
disabledToolImages_ = std::move(disabledToolImages);
for (size_t i = 0; i < GetToolsCount(); ++i) {
auto tool = GetToolByPos(static_cast<int>(i));
if (!tool || tool->GetStyle() != wxTOOL_STYLE_BUTTON) {
continue;
}
auto bmp = tool->GetBitmap();
if (!bmp.IsOk()) {
continue;
}
int image = toolImages_->Add(bmp);
auto disabled = tool->GetDisabledBitmap();
if (!disabled.IsOk()) {
disabled = wxBitmap(bmp.ConvertToImage().ConvertToGreyscale());
}
disabledToolImages_->Add(disabled);
TBBUTTONINFO btn{};
btn.cbSize = sizeof(TBBUTTONINFO);
btn.dwMask = TBIF_BYINDEX;
int index = ::SendMessage(hwnd, TB_GETBUTTONINFO, i, reinterpret_cast<LPARAM>(&btn));
if (index != static_cast<int>(i)) {
return false;
}
btn.dwMask = TBIF_BYINDEX | TBIF_IMAGE;
btn.iImage = image;
if (::SendMessage(hwnd, TB_SETBUTTONINFO, i, reinterpret_cast<LPARAM>(&btn)) == 0) {
return false;
}
}
::SendMessage(hwnd, TB_SETINDENT, ConvertDialogToPixels(wxPoint(1, 0)).x, 0);
return true;
}
