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Clear does nothing if we have a non valid brush (ie wxNullBrush)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26438 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2004-03-28 19:26:21 +00:00
parent 1cb4a8aabe
commit f6809556cf
1 changed files with 29 additions and 27 deletions
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56
src/mac/carbon/dc.cpp
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@@ -1649,10 +1649,9 @@ void wxDC::Clear(void)
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
{
::PenNormal() ;
//MacInstallBrush() ;
MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
::EraseRect( &rect ) ;
}
@@ -1913,37 +1912,40 @@ void wxDC::MacInstallPen() const
void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
{
Pattern whiteColor ;
switch( background.MacGetBrushKind() )
if ( background.Ok() )
{
case kwxMacBrushTheme :
switch( background.MacGetBrushKind() )
{
::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
break ;
}
case kwxMacBrushThemeBackground :
{
Rect extent ;
ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
break ;
}
case kwxMacBrushColour :
{
::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
int brushStyle = background.GetStyle();
if (brushStyle == wxSOLID)
::BackPat(GetQDGlobalsWhite(&whiteColor));
else if (IS_HATCH(brushStyle))
case kwxMacBrushTheme :
{
Pattern pat ;
wxMacGetPattern(brushStyle, &pat);
::BackPat(&pat);
::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
break ;
}
else
case kwxMacBrushThemeBackground :
{
::BackPat(GetQDGlobalsWhite(&whiteColor));
Rect extent ;
ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
break ;
}
case kwxMacBrushColour :
{
::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
int brushStyle = background.GetStyle();
if (brushStyle == wxSOLID)
::BackPat(GetQDGlobalsWhite(&whiteColor));
else if (IS_HATCH(brushStyle))
{
Pattern pat ;
wxMacGetPattern(brushStyle, &pat);
::BackPat(&pat);
}
else
{
::BackPat(GetQDGlobalsWhite(&whiteColor));
}
break ;
}
break ;
}
}
}