check that item pointer is non-NULL in WM_DRAW/MEASUREITEM

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29818 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2004-10-12 21:08:54 +00:00
parent e81e3883b9
commit 42f25dcfc7

View File

@@ -3662,7 +3662,8 @@ wxWindowMSW::MSWOnDrawItem(int WXUNUSED_UNLESS_ODRAWN(id),
{
wxMenuItem *pMenuItem = (wxMenuItem *)(pDrawStruct->itemData);
wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), false );
wxCHECK_MSG( pMenuItem && pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)),
false, _T("MSWOnDrawItem: bad wxMenuItem pointer") );
// prepare to call OnDrawItem(): notice using of wxDCTemp to prevent
// the DC from being released
@@ -3719,7 +3720,8 @@ wxWindowMSW::MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *itemStruct)
{
wxMenuItem *pMenuItem = (wxMenuItem *)(pMeasureStruct->itemData);
wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), false );
wxCHECK_MSG( pMenuItem && pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)),
false, _T("MSWOnMeasureItem: bad wxMenuItem pointer") );
size_t w, h;
bool rc = pMenuItem->OnMeasureItem(&w, &h);