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bug 130206 - crash using jsd

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added a null check to nsDragService::GetNumDropItems on windows
r=rginda, pink  sr=jag  a=asa
This commit is contained in:
dean_tessman%hotmail.com 2002-03-21 02:50:59 +00:00
parent f4962c5548
commit efc7ae0c4e
1 changed files with 5 additions and 0 deletions

5
widget/src/windows/nsDragService.cpp

@ -166,6 +166,11 @@ NS_IMETHODIMP nsDragService::StartInvokingDragSession(IDataObject * aDataObj, PR
//-------------------------------------------------------------------------
NS_IMETHODIMP nsDragService::GetNumDropItems (PRUint32 * aNumItems)
{
if ( !mDataObject ) {
*aNumItems = 0;
return NS_OK;
}
if ( IsCollectionObject(mDataObject) ) {
nsDataObjCollection * dataObjCol = NS_STATIC_CAST(nsDataObjCollection*, mDataObject);
if ( dataObjCol )