// Author: Vadim Zeitlin
// Modified by:
// Created: 11.11.97
-// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// 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
// ============================================================================
// dynamic classes implementation
// ----------------------------------------------------------------------------
-#if wxUSE_EXTENDED_RTTI
-
-bool wxMenuItemStreamingCallback( const wxObject *object, wxWriter * , wxPersister * , wxxVariantArray & )
-{
- const wxMenuItem * mitem = dynamic_cast<const wxMenuItem*>(object) ;
- if ( mitem->GetMenu() && !mitem->GetMenu()->GetTitle().empty() )
- {
- // we don't stream out the first two items for menus with a title, they will be reconstructed
- if ( mitem->GetMenu()->FindItemByPosition(0) == mitem || mitem->GetMenu()->FindItemByPosition(1) == mitem )
- return false ;
- }
- return true ;
-}
-
-wxBEGIN_ENUM( wxItemKind )
- wxENUM_MEMBER( wxITEM_SEPARATOR )
- wxENUM_MEMBER( wxITEM_NORMAL )
- wxENUM_MEMBER( wxITEM_CHECK )
- wxENUM_MEMBER( wxITEM_RADIO )
-wxEND_ENUM( wxItemKind )
-
-IMPLEMENT_DYNAMIC_CLASS_XTI_CALLBACK(wxMenuItem, wxObject,"wx/menuitem.h",wxMenuItemStreamingCallback)
-
-wxBEGIN_PROPERTIES_TABLE(wxMenuItem)
- wxPROPERTY( Parent,wxMenu*, SetMenu, GetMenu, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxPROPERTY( Id,int, SetId, GetId, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxPROPERTY( Text, wxString , SetText, GetText, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxPROPERTY( Help, wxString , SetHelp, GetHelp, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxREADONLY_PROPERTY( Kind, wxItemKind , GetKind , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxPROPERTY( SubMenu,wxMenu*, SetSubMenu, GetSubMenu, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
- wxPROPERTY( Enabled , bool , Enable , IsEnabled , wxxVariant((bool)true) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
- wxPROPERTY( Checked , bool , Check , IsChecked , wxxVariant((bool)false) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
- wxPROPERTY( Checkable , bool , SetCheckable , IsCheckable , wxxVariant((bool)false) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-wxEND_PROPERTIES_TABLE()
-
-wxBEGIN_HANDLERS_TABLE(wxMenuItem)
-wxEND_HANDLERS_TABLE()
-
-wxDIRECT_CONSTRUCTOR_6( wxMenuItem , wxMenu* , Parent , int , Id , wxString , Text , wxString , Help , wxItemKind , Kind , wxMenu* , SubMenu )
-#else
-IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
-#endif
-
// ----------------------------------------------------------------------------
// wxMenuItem
// ----------------------------------------------------------------------------
void wxMenuItem::Init()
{
- m_radioGroup.start = -1;
- m_isRadioGroupStart = false;
-
#if wxUSE_OWNER_DRAWN
// when the color is not valid, wxOwnerDraw takes the default ones.
return (flag & MF_CHECKED) != 0;
}
-// radio group stuff
-// -----------------
-
-void wxMenuItem::SetAsRadioGroupStart()
-{
- m_isRadioGroupStart = true;
-}
-
-void wxMenuItem::SetRadioGroupStart(int start)
-{
- wxASSERT_MSG( !m_isRadioGroupStart,
- wxT("should only be called for the next radio items") );
-
- m_radioGroup.start = start;
-}
-
-void wxMenuItem::SetRadioGroupEnd(int end)
-{
- wxASSERT_MSG( m_isRadioGroupStart,
- wxT("should only be called for the first radio item") );
-
- m_radioGroup.end = end;
-}
-
// change item state
// -----------------
int start,
end;
- if ( m_isRadioGroupStart )
- {
- // we already have all information we need
- start = pos;
- end = m_radioGroup.end;
- }
- else // next radio group item
+ if ( !m_parentMenu->MSWGetRadioGroupRange(pos, &start, &end) )
{
- // get the radio group end from the start item
- start = m_radioGroup.start;
- end = items.Item(start)->GetData()->m_radioGroup.end;
+ wxFAIL_MSG( wxT("Menu radio item not part of radio group?") );
+ return;
}
#ifdef __WIN32__
if ( !hMenu || ::GetMenuState(hMenu, id, MF_BYCOMMAND) == (UINT)-1 )
return;
-#if wxUSE_OWNER_DRAWN
- if ( IsOwnerDrawn() )
- {
- // we don't need to do anything for owner drawn items, they will redraw
- // themselves using the new text the next time they're displayed
- return;
- }
-#endif // owner drawn
-
// update the text of the native menu item
WinStruct<MENUITEMINFO> info;
return;
}
- if ( isLaterThanWin95 )
- info.fMask |= MIIM_STRING;
- //else: MIIM_TYPE already specified
- info.dwTypeData = (LPTSTR)m_text.wx_str();
- info.cch = m_text.length();
+#if wxUSE_OWNER_DRAWN
+ // Don't set the text for the owner drawn items, they don't use it and even
+ // though setting it doesn't seem to actually do any harm under Windows 7,
+ // avoid doing this relatively nonsensical operation just in case it does
+ // break something on other, past or future, Windows versions.
+ //
+ // Notice that we do need to call SetMenuItemInfo() even for the ownerdrawn
+ // items however as otherwise their size wouldn't be recalculated as
+ // WM_MEASUREITEM wouldn't be sent and this could result in display
+ // problems if the length of the menu item changed significantly.
+ if ( !IsOwnerDrawn() )
+#endif // wxUSE_OWNER_DRAWN
+ {
+ if ( isLaterThanWin95 )
+ info.fMask |= MIIM_STRING;
+ //else: MIIM_TYPE already specified
+ info.dwTypeData = wxMSW_CONV_LPTSTR(m_text);
+ info.cch = m_text.length();
+ }
+
if ( !::SetMenuItemInfo(hMenu, id, FALSE, &info) )
{
wxLogLastError(wxT("SetMenuItemInfo"));
*width += imgWidth + data->CheckBgMargin.GetTotalX();
}
- if ( m_bmpChecked.IsOk() || m_bmpChecked.IsOk() )
+ if ( m_bmpChecked.IsOk() || m_bmpUnchecked.IsOk() )
{
// get size of bitmap always return valid value (0 for invalid bitmap),
// so we don't needed check if bitmap is valid ;)
size_t heightBmp = wxMax(m_bmpChecked.GetHeight(), m_bmpUnchecked.GetHeight());
- size_t widthtBmp = wxMax(m_bmpChecked.GetWidth(), m_bmpUnchecked.GetWidth());
+ size_t widthBmp = wxMax(m_bmpChecked.GetWidth(), m_bmpUnchecked.GetWidth());
if ( IsOwnerDrawn() )
{
else
{
// we must allocate enough space for the bitmap
- *width += widthtBmp;
+ *width += widthBmp;
}
// Is BMP height larger than text height?
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;
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;
return true;
}
- AutoHBRUSH hbr(colBack);
+ AutoHBRUSH hbr(colBack.GetPixel());
SelectInHDC selBrush(hdc, hbr);
::FillRect(hdc, &rcSelection, hbr);
}
// 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;
int x = rcText.left;
int y = rcText.top + (rcText.bottom - rcText.top - textSize.cy) / 2;
- ::DrawState(hdc, NULL, NULL, (LPARAM)text.wx_str(),
+ ::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
int y = rcText.top + (rcText.bottom - rcText.top - accelSize.cy) / 2;
- ::DrawState(hdc, NULL, NULL, (LPARAM)accel.wx_str(),
+ ::DrawState(hdc, NULL, NULL, wxMSW_CONV_LPARAM(accel),
accel.length(), x, y, 0, 0, flags);
}
-
- ::SetBkMode(hdc, prevMode);
- ::SetBkColor(hdc, colOldBack);
- ::SetTextColor(hdc, colOldText);
}
- data->CheckBgMargin.cyBottomHeight
- data->CheckMargin.cyBottomHeight);
- if ( IsCheckable() && !m_bmpChecked.Ok() )
+ if ( IsCheckable() && !m_bmpChecked.IsOk() )
{
if ( stat & wxODChecked )
{
bmp = GetDisabledBitmap();
}
- if ( !bmp.Ok() )
+ 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.Ok() && stat & wxODDisabled )
+ 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.Ok() )
+ if ( imgGrey.IsOk() )
bmp = wxBitmap(imgGrey);
}
#endif // wxUSE_IMAGE
}
- if ( bmp.Ok() )
+ if ( bmp.IsOk() )
{
wxMemoryDC dcMem(&dc);
dcMem.SelectObjectAsSource(bmp);
int nBmpWidth = bmp.GetWidth(),
nBmpHeight = bmp.GetHeight();
- // there should be enough space!
- wxASSERT( nBmpWidth <= imgWidth && nBmpHeight <= (rcImg.bottom - rcImg.top) );
-
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);
const COLORREF colBlack = RGB(0, 0, 0);
const COLORREF colWhite = RGB(255, 255, 255);
- COLORREF colOldText = ::SetTextColor(hdc, colBlack);
- COLORREF colOldBack = ::SetBkColor(hdc, colWhite);
- int prevMode = SetBkMode(hdc, TRANSPARENT);
+ HDCTextColChanger changeTextCol(hdc, colBlack);
+ HDCBgColChanger changeBgCol(hdc, colWhite);
+ HDCBgModeChanger changeBgMode(hdc, TRANSPARENT);
// memory DC for color bitmap
MemoryHDC hdcMem(hdc);
::BitBlt(hdc, x, y, cx, cy, hdcCheckMask, 0, 0, SRCAND);
::BitBlt(hdc, x, y, cx, cy, hdcMem, 0, 0, SRCPAINT);
}
-
- ::SetBkMode(hdc, prevMode);
- ::SetBkColor(hdc, colOldBack);
- ::SetTextColor(hdc, colOldText);
}
} // anonymous namespace
projects / wxWidgets.git / blobdiff