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suppress an assert when a combobox receives WM_KILLFOCUS while it is being destroyed

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15829 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-06-13 20:41:13 +00:00
parent e5251d4f78
commit 64b397664d
1 changed files with 14 additions and 3 deletions
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17
src/msw/combobox.cpp
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@@ -96,10 +96,21 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
case WM_KILLFOCUS:
{
wxComboBox *combo = wxDynamicCast(win, wxComboBox);
wxCHECK_MSG( combo, 0, _T("should have combo as parent") );
if ( combo->MSWProcessEditMsg(message, wParam, lParam) )
if ( !combo )
{
// we can get WM_KILLFOCUS while our parent is already half
// destroyed and hence doesn't look like a combobx any
// longer, check for it to avoid bogus assert failures
if ( !win->IsBeingDeleted() )
{
wxFAIL_MSG( _T("should have combo as parent") );
}
}
else if ( combo->MSWProcessEditMsg(message, wParam, lParam) )
{
// handled by parent
return 0;
}
}
break;