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Set mMaintainRange to null when there is no selection. b=470212 r=mats sr=roc

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This commit is contained in:
Uri Bernstein 2009-01-08 22:17:49 +01:00
parent 708706c323
commit def95c60da
1 changed files with 4 additions and 1 deletions
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5
layout/generic/nsSelection.cpp
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@ -1627,6 +1627,7 @@ nsFrameSelection::MaintainSelection(nsSelectionAmount aAmount)
PRInt8 index = GetIndexFromSelectionType(nsISelectionController::SELECTION_NORMAL);
mMaintainedAmount = aAmount;
mMaintainRange = nsnull;
nsCOMPtr<nsIDOMNode> startNode;
nsCOMPtr<nsIDOMNode> endNode;
@ -1642,7 +1643,9 @@ nsFrameSelection::MaintainSelection(nsSelectionAmount aAmount)
rv = mDomSelections[index]->GetFocusOffset(&endOffset);
NS_ENSURE_SUCCESS(rv, rv);
mMaintainRange = nsnull;
if (!startNode || !endNode)
return NS_OK;
NS_NewRange(getter_AddRefs(mMaintainRange));
if (!mMaintainRange)
return NS_ERROR_OUT_OF_MEMORY;