X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9c32ed26a2b5aab5b8ea3c40af69e22ead895a32..66f75561893ea7b4bf429d1882d9cc0407ba932d:/src/msw/menuitem.cpp diff --git a/src/msw/menuitem.cpp b/src/msw/menuitem.cpp index 83af40f8b3..0c69e199bd 100644 --- a/src/msw/menuitem.cpp +++ b/src/msw/menuitem.cpp @@ -30,6 +30,8 @@ #include "wx/stockitem.h" #ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/dcmemory.h" #include "wx/font.h" #include "wx/bitmap.h" #include "wx/settings.h" @@ -63,6 +65,78 @@ UINT GetMenuState(HMENU hMenu, UINT id, UINT flags) ; // hide the ugly cast #define GetHMenuOf(menu) ((HMENU)menu->GetHMenu()) +// ---------------------------------------------------------------------------- +// helper classes for temporarily changing HDC parameters +// ---------------------------------------------------------------------------- + +namespace +{ + +// This class just stores an HDC. +class HDCHandler +{ +protected: + HDCHandler(HDC hdc) : m_hdc(hdc) { } + + const HDC m_hdc; +}; + +class HDCTextColChanger : HDCHandler +{ +public: + HDCTextColChanger(HDC hdc, COLORREF col) + : HDCHandler(hdc), + m_colOld(::SetTextColor(hdc, col)) + { + } + + ~HDCTextColChanger() + { + ::SetTextColor(m_hdc, m_colOld); + } + +private: + COLORREF m_colOld; +}; + +class HDCBgColChanger : HDCHandler +{ +public: + HDCBgColChanger(HDC hdc, COLORREF col) + : HDCHandler(hdc), + m_colOld(::SetBkColor(hdc, col)) + { + } + + ~HDCBgColChanger() + { + ::SetBkColor(m_hdc, m_colOld); + } + +private: + COLORREF m_colOld; +}; + +class HDCBgModeChanger : HDCHandler +{ +public: + HDCBgModeChanger(HDC hdc, int mode) + : HDCHandler(hdc), + m_modeOld(::SetBkMode(hdc, mode)) + { + } + + ~HDCBgModeChanger() + { + ::SetBkMode(m_hdc, m_modeOld); + } + +private: + int m_modeOld; +}; + +} // anonymous namespace + // ============================================================================ // implementation // ============================================================================ @@ -190,20 +264,36 @@ namespace class MenuDrawData { public: - - struct Margins + // Wrapper around standard MARGINS structure providing some helper + // functions and automatically initializing the margin fields to 0. + struct Margins : MARGINS { - int left; - int right; - int top; - int bottom; - Margins() - : left(0), - right(0), - top(0), - bottom(0) - {} + { + cxLeftWidth = + cxRightWidth = + cyTopHeight = + cyBottomHeight = 0; + } + + int GetTotalX() const { return cxLeftWidth + cxRightWidth; } + int GetTotalY() const { return cyTopHeight + cyBottomHeight; } + + void ApplyTo(RECT& rect) const + { + rect.top += cyTopHeight; + rect.left += cxLeftWidth; + rect.right -= cyTopHeight; + rect.bottom -= cyBottomHeight; + } + + void UnapplyFrom(RECT& rect) const + { + rect.top -= cyTopHeight; + rect.left -= cxLeftWidth; + rect.right += cyTopHeight; + rect.bottom += cyBottomHeight; + } }; Margins ItemMargin; // popup item margins @@ -239,6 +329,15 @@ public: static const MenuDrawData* Get() { + // notice that s_menuData can't be created as a global variable because + // it needs a window to initialize and no windows exist at the time of + // globals initialization yet + if ( !ms_instance ) + { + static MenuDrawData s_menuData; + ms_instance = &s_menuData; + } + #if wxUSE_UXTHEME bool theme = MenuLayout() == FullTheme; if ( ms_instance->Theme != theme ) @@ -249,7 +348,6 @@ public: MenuDrawData() { - ms_instance = this; Init(); } @@ -297,8 +395,6 @@ private: MenuDrawData* MenuDrawData::ms_instance = NULL; -MenuDrawData s_menuData; - void MenuDrawData::Init() { #if wxUSE_UXTHEME @@ -310,22 +406,22 @@ void MenuDrawData::Init() theme->GetThemeMargins(hTheme, NULL, MENU_POPUPITEM, 0, TMT_CONTENTMARGINS, NULL, - reinterpret_cast(&ItemMargin)); + &ItemMargin); theme->GetThemeMargins(hTheme, NULL, MENU_POPUPCHECK, 0, TMT_CONTENTMARGINS, NULL, - reinterpret_cast(&CheckMargin)); + &CheckMargin); theme->GetThemeMargins(hTheme, NULL, MENU_POPUPCHECKBACKGROUND, 0, TMT_CONTENTMARGINS, NULL, - reinterpret_cast(&CheckBgMargin)); + &CheckBgMargin); theme->GetThemeMargins(hTheme, NULL, MENU_POPUPSUBMENU, 0, TMT_CONTENTMARGINS, NULL, - reinterpret_cast(&ArrowMargin)); + &ArrowMargin); theme->GetThemeMargins(hTheme, NULL, MENU_POPUPSEPARATOR, 0, TMT_SIZINGMARGINS, NULL, - reinterpret_cast(&SeparatorMargin)); + &SeparatorMargin); theme->GetThemePartSize(hTheme, NULL, MENU_POPUPCHECK, 0, NULL, TS_TRUE, &CheckSize); @@ -343,50 +439,45 @@ void MenuDrawData::Init() Offset = -14; - wxNativeFontInfo fontInfo; - theme->GetThemeSysFont(hTheme, TMT_MENUFONT, &fontInfo.lf); - Font = wxFont(fontInfo); + wxUxThemeFont themeFont; + theme->GetThemeSysFont(hTheme, TMT_MENUFONT, themeFont.GetPtr()); + Font = wxFont(themeFont.GetLOGFONT()); Theme = true; // native menu doesn't uses the vertical margins - ItemMargin.top = ItemMargin.bottom = 0; + ItemMargin.cyTopHeight = + ItemMargin.cyBottomHeight = 0; // native menu uses small top margin for separator - if ( SeparatorMargin.top >= 2 ) - SeparatorMargin.top -= 2; + if ( SeparatorMargin.cyTopHeight >= 2 ) + SeparatorMargin.cyTopHeight -= 2; } else #endif // wxUSE_UXTHEME { const NONCLIENTMETRICS& metrics = wxMSWImpl::GetNonClientMetrics(); - ItemMargin = Margins(); - - CheckMargin.left = - CheckMargin.right = ::GetSystemMetrics(SM_CXEDGE); - CheckMargin.top = - CheckMargin.bottom = ::GetSystemMetrics(SM_CYEDGE); - - CheckBgMargin = Margins(); + CheckMargin.cxLeftWidth = + CheckMargin.cxRightWidth = ::GetSystemMetrics(SM_CXEDGE); + CheckMargin.cyTopHeight = + CheckMargin.cyBottomHeight = ::GetSystemMetrics(SM_CYEDGE); CheckSize.cx = ::GetSystemMetrics(SM_CXMENUCHECK); CheckSize.cy = ::GetSystemMetrics(SM_CYMENUCHECK); - ArrowMargin = Margins(); - ArrowSize = CheckSize; // separator height with margins int sepFullSize = metrics.iMenuHeight / 2; - SeparatorMargin.left = - SeparatorMargin.right = 1; - SeparatorMargin.top = - SeparatorMargin.bottom = sepFullSize / 2 - 1; + SeparatorMargin.cxLeftWidth = + SeparatorMargin.cxRightWidth = 1; + SeparatorMargin.cyTopHeight = + SeparatorMargin.cyBottomHeight = sepFullSize / 2 - 1; SeparatorSize.cx = 1; - SeparatorSize.cy = sepFullSize - SeparatorMargin.top - SeparatorMargin.bottom; + SeparatorSize.cy = sepFullSize - SeparatorMargin.GetTotalY(); TextBorder = 0; AccelBorder = 8; @@ -737,15 +828,15 @@ bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height) if ( IsOwnerDrawn() ) { - *width = data->ItemMargin.left + data->ItemMargin.right; - *height = data->ItemMargin.top + data->ItemMargin.bottom; + *width = data->ItemMargin.GetTotalX(); + *height = data->ItemMargin.GetTotalY(); if ( IsSeparator() ) { *width += data->SeparatorSize.cx - + data->SeparatorMargin.left + data->SeparatorMargin.right; + + data->SeparatorMargin.GetTotalX(); *height += data->SeparatorSize.cy - + data->SeparatorMargin.top + data->SeparatorMargin.bottom; + + data->SeparatorMargin.GetTotalY(); return true; } @@ -767,7 +858,7 @@ bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height) *width += w + data->ArrowBorder; *width += data->Offset; - *width += data->ArrowMargin.left + data->ArrowSize.cx + data->ArrowMargin.right; + *width += data->ArrowMargin.GetTotalX() + data->ArrowSize.cx; } else // don't draw the text, just the bitmap (if any) { @@ -779,16 +870,16 @@ bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height) if ( IsOwnerDrawn() ) { - // width of menu icon in ownerdrawn menu + // width of menu icon with margins in ownerdrawn menu // if any bitmap is not set, the width of space reserved for icon // image is equal to the width of std check mark, // if bitmap is set, then the width is set to the width of the widest // bitmap in menu (GetMarginWidth()) unless std check mark is wider, // then it's is set to std mark's width int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx) - + data->CheckMargin.left + data->CheckMargin.right; + + data->CheckMargin.GetTotalX(); - *width += imgWidth + data->CheckBgMargin.left + data->CheckBgMargin.right; + *width += imgWidth + data->CheckBgMargin.GetTotalX(); } if ( m_bmpChecked.IsOk() || m_bmpChecked.IsOk() ) @@ -800,7 +891,7 @@ bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height) if ( IsOwnerDrawn() ) { - heightBmp += data->CheckMargin.top + data->CheckMargin.bottom; + heightBmp += data->CheckMargin.GetTotalY(); } else { @@ -814,7 +905,7 @@ bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height) } // make sure that this item is at least as tall as the system menu height - const size_t menuHeight = data->CheckMargin.top + data->CheckMargin.bottom + const size_t menuHeight = data->CheckMargin.GetTotalY() + data->CheckSize.cy; if (*height < menuHeight) *height = menuHeight; @@ -833,8 +924,7 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, RECT rect; wxCopyRectToRECT(rc, rect); - int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx) - + data->CheckMargin.left + data->CheckMargin.right; + int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx); if ( IsOwnerDrawn() ) { @@ -842,41 +932,38 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, wxFont font; GetFontToUse(font); - wxColour colText1, colBack1; - GetColourToUse(stat, colText1, colBack1); - - DWORD colText = wxColourToPalRGB(colText1); - DWORD colBack = wxColourToPalRGB(colBack1); + wxColour colText, colBack; + GetColourToUse(stat, colText, colBack); // calculate metrics of item parts - RECT rcSelection; - RECT rcSeparator; - RECT rcGutter; - RECT rcText; - - SetRect(&rcSelection, - rect.left + data->ItemMargin.left, - rect.top + data->ItemMargin.top, - rect.right - data->ItemMargin.right, - rect.bottom - data->ItemMargin.bottom); - - SetRect(&rcSeparator, - rcSelection.left + data->SeparatorMargin.left, - rcSelection.top + data->SeparatorMargin.top, - rcSelection.right - data->SeparatorMargin.right, - rcSelection.bottom - data->SeparatorMargin.bottom); - - CopyRect(&rcGutter, &rcSelection); - rcGutter.right = data->ItemMargin.left - + data->CheckBgMargin.left + 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->CheckBgMargin.right; + + data->CheckMargin.cxRightWidth + + data->CheckBgMargin.cxRightWidth; - CopyRect(&rcText, &rcSelection); + 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 - wxUxThemeEngine* theme = MenuDrawData::GetUxThemeEngine(); + // 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; @@ -928,7 +1015,7 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, return true; } - AutoHBRUSH hbr(colBack); + AutoHBRUSH hbr(colBack.GetPixel()); SelectInHDC selBrush(hdc, hbr); ::FillRect(hdc, &rcSelection, hbr); } @@ -937,21 +1024,20 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, // draw text label // using native API because it recognizes '&' - COLORREF colOldText = ::SetTextColor(hdc, colText); - COLORREF colOldBack = ::SetBkColor(hdc, colBack); - - int prevMode = SetBkMode(hdc, TRANSPARENT); + HDCTextColChanger changeTextCol(hdc, colText.GetPixel()); + HDCBgColChanger changeBgCol(hdc, colBack.GetPixel()); + HDCBgModeChanger changeBgMode(hdc, TRANSPARENT); SelectInHDC selFont(hdc, GetHfontOf(font)); - // item text name without menemonic for calculating size + // 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 menemonic + // item text name with mnemonic text = GetItemLabel().BeforeFirst('\t'); int flags = DST_PREFIXTEXT; @@ -984,9 +1070,8 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, (stat & wxODDisabled) && !(stat & wxODSelected) ) flags |= DSS_DISABLED; - int x = rcText.right - data->ArrowMargin.left + int x = rcText.right - data->ArrowMargin.GetTotalX() - data->ArrowSize.cx - - data->ArrowMargin.right - data->ArrowBorder; // right align accel on FullTheme menu, left otherwise @@ -1000,10 +1085,6 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, ::DrawState(hdc, NULL, NULL, (LPARAM)accel.wx_str(), accel.length(), x, y, 0, 0, flags); } - - ::SetBkMode(hdc, prevMode); - ::SetBkColor(hdc, colOldBack); - ::SetTextColor(hdc, colOldText); } @@ -1011,64 +1092,25 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, RECT rcImg; SetRect(&rcImg, - rect.left + data->ItemMargin.left + data->CheckBgMargin.left, - rect.top + data->ItemMargin.top + data->CheckBgMargin.top, - rect.left + data->ItemMargin.left + data->CheckBgMargin.left - + imgWidth, - rect.bottom - data->ItemMargin.bottom - data->CheckBgMargin.bottom); + 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.Ok() ) { if ( stat & wxODChecked ) { - #if wxUSE_UXTHEME - wxUxThemeEngine* theme = MenuDrawData::GetUxThemeEngine(); - if ( theme ) - { - wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU"); - - POPUPCHECKBACKGROUNDSTATES stateCheckBg = (stat & wxODDisabled) - ? MCB_DISABLED - : MCB_NORMAL; - - theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECKBACKGROUND, - stateCheckBg, &rcImg, NULL); - - // check mark will be drawn centered on the background - - POPUPCHECKSTATES stateCheck = (stat & wxODDisabled) - ? MC_CHECKMARKDISABLED - : MC_CHECKMARKNORMAL; - - theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECK, - stateCheck, &rcImg, NULL); - } - else - #endif // wxUSE_UXTHEME - { - int cx = imgWidth; - int cy = rcImg.bottom - rcImg.top; - - // what goes on: DrawFrameControl creates a b/w mask, - // then we copy it to screen to have right colors - - // first create a monochrome bitmap in a memory DC - HDC hdcMem = ::CreateCompatibleDC(hdc); - HBITMAP hbmpCheck = ::CreateBitmap(cx, cy, 1, 1, 0); - ::SelectObject(hdcMem, hbmpCheck); - - // then draw a check mark into it - RECT rect = { 0, 0, cx, cy }; - if ( rc.GetHeight() > 0 ) - { - ::DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK); - } - - // finally copy it to screen DC and clean up - ::BitBlt(hdc, rcImg.left, rcImg.top, cx, cy, hdcMem, 0, 0, SRCCOPY); - - ::DeleteDC(hdcMem); - } + DrawStdCheckMark((WXHDC)hdc, &rcImg, stat); } } else @@ -1120,6 +1162,121 @@ bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc, } +namespace +{ + +// helper function for draw coloured check mark +void DrawColorCheckMark(HDC hdc, int x, int y, int cx, int cy, HDC hdcCheckMask, int idxColor) +{ + const COLORREF colBlack = RGB(0, 0, 0); + const COLORREF colWhite = RGB(255, 255, 255); + + HDCTextColChanger changeTextCol(hdc, colBlack); + HDCBgColChanger changeBgCol(hdc, colWhite); + HDCBgModeChanger changeBgMode(hdc, TRANSPARENT); + + // memory DC for color bitmap + MemoryHDC hdcMem(hdc); + CompatibleBitmap hbmpMem(hdc, cx, cy); + SelectInHDC selMem(hdcMem, hbmpMem); + + RECT rect = { 0, 0, cx, cy }; + ::FillRect(hdcMem, &rect, ::GetSysColorBrush(idxColor)); + + const COLORREF colCheck = ::GetSysColor(idxColor); + if ( colCheck == colWhite ) + { + ::BitBlt(hdc, x, y, cx, cy, hdcCheckMask, 0, 0, MERGEPAINT); + ::BitBlt(hdc, x, y, cx, cy, hdcMem, 0, 0, SRCAND); + } + else + { + if ( colCheck != colBlack ) + { + const DWORD ROP_DSna = 0x00220326; // dest = (NOT src) AND dest + ::BitBlt(hdcMem, 0, 0, cx, cy, hdcCheckMask, 0, 0, ROP_DSna); + } + + ::BitBlt(hdc, x, y, cx, cy, hdcCheckMask, 0, 0, SRCAND); + ::BitBlt(hdc, x, y, cx, cy, hdcMem, 0, 0, SRCPAINT); + } +} + +} // anonymous namespace + +void wxMenuItem::DrawStdCheckMark(WXHDC hdc_, const RECT* rc, wxODStatus stat) +{ + HDC hdc = (HDC)hdc_; + +#if wxUSE_UXTHEME + wxUxThemeEngine* theme = MenuDrawData::GetUxThemeEngine(); + if ( theme ) + { + wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU"); + + const MenuDrawData* data = MenuDrawData::Get(); + + // rect for background must be without check margins + RECT rcBg = *rc; + data->CheckMargin.UnapplyFrom(rcBg); + + POPUPCHECKBACKGROUNDSTATES stateCheckBg = (stat & wxODDisabled) + ? MCB_DISABLED + : MCB_NORMAL; + + theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECKBACKGROUND, + stateCheckBg, &rcBg, NULL); + + POPUPCHECKSTATES stateCheck; + if ( GetKind() == wxITEM_CHECK ) + { + stateCheck = (stat & wxODDisabled) ? MC_CHECKMARKDISABLED + : MC_CHECKMARKNORMAL; + } + else + { + stateCheck = (stat & wxODDisabled) ? MC_BULLETDISABLED + : MC_BULLETNORMAL; + } + + theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECK, + stateCheck, rc, NULL); + } + else +#endif // wxUSE_UXTHEME + { + int cx = rc->right - rc->left; + int cy = rc->bottom - rc->top; + + // first create mask of check mark + MemoryHDC hdcMask(hdc); + MonoBitmap hbmpMask(cx, cy); + SelectInHDC selMask(hdcMask,hbmpMask); + + // then draw a check mark into it + UINT stateCheck = (GetKind() == wxITEM_CHECK) ? DFCS_MENUCHECK + : DFCS_MENUBULLET; + RECT rect = { 0, 0, cx, cy }; + ::DrawFrameControl(hdcMask, &rect, DFC_MENU, stateCheck); + + // first draw shadow if disabled + if ( (stat & wxODDisabled) && !(stat & wxODSelected) ) + { + DrawColorCheckMark(hdc, rc->left + 1, rc->top + 1, + cx, cy, hdcMask, COLOR_3DHILIGHT); + } + + // then draw a check mark + int color = COLOR_MENUTEXT; + if ( stat & wxODDisabled ) + color = COLOR_BTNSHADOW; + else if ( stat & wxODSelected ) + color = COLOR_HIGHLIGHTTEXT; + + DrawColorCheckMark(hdc, rc->left, rc->top, cx, cy, hdcMask, color); + } +} + void wxMenuItem::GetFontToUse(wxFont& font) const { font = GetFont();