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guard against erases during tlw window destruction

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34598 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2005-06-08 17:49:18 +00:00
parent 222702b112
commit 67f28607c8
1 changed files with 2 additions and 0 deletions
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2
src/mac/carbon/window.cpp
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@@ -2169,6 +2169,8 @@ void wxWindowMac::WarpPointer (int x_pos, int y_pos)
void wxWindowMac::OnEraseBackground(wxEraseEvent& event) void wxWindowMac::OnEraseBackground(wxEraseEvent& event)
{ {
if ( MacGetTopLevelWindow() == NULL )
return ;
#if TARGET_API_MAC_OSX #if TARGET_API_MAC_OSX
if ( MacGetTopLevelWindow()->MacUsesCompositing() && (m_macBackgroundBrush.Ok() == false || m_macBackgroundBrush.GetStyle() == wxTRANSPARENT ) ) if ( MacGetTopLevelWindow()->MacUsesCompositing() && (m_macBackgroundBrush.Ok() == false || m_macBackgroundBrush.GetStyle() == wxTRANSPARENT ) )
{ {