nsresult
nsMathMLmfencedFrame::ChildListChanged(PRInt32 aModType)
{
RemoveFencesAndSeparators();
CreateFencesAndSeparators(PresContext());
return nsMathMLContainerFrame::ChildListChanged(aModType);
}
NS_IMETHODIMP
nsMathMLmfencedFrame::AttributeChanged(PRInt32 aNameSpaceID,
nsIAtom* aAttribute,
PRInt32 aModType)
{
RemoveFencesAndSeparators();
CreateFencesAndSeparators(PresContext());
return nsMathMLContainerFrame::
AttributeChanged(aNameSpaceID, aAttribute, aModType);
}
nsresult
nsMathMLmfencedFrame::AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType)
{
RemoveFencesAndSeparators();
CreateFencesAndSeparators(PresContext());
return nsMathMLContainerFrame::
AttributeChanged(aNameSpaceID, aAttribute, aModType);
}
NS_IMETHODIMP
nsMathMLmfencedFrame::InheritAutomaticData(nsIFrame* aParent)
{
// let the base class get the default from our parent
nsMathMLContainerFrame::InheritAutomaticData(aParent);
mPresentationData.flags |= NS_MATHML_STRETCH_ALL_CHILDREN_VERTICALLY;
RemoveFencesAndSeparators();
CreateFencesAndSeparators(PresContext());
return NS_OK;
}
NS_IMETHODIMP
nsMathMLmfencedFrame::SetInitialChildList(nsIAtom* aListName,
nsFrameList& aChildList)
{
// First, let the base class do its work
nsresult rv = nsMathMLContainerFrame::SetInitialChildList(aListName, aChildList);
if (NS_FAILED(rv)) return rv;
// InheritAutomaticData will not get called if our parent is not a mathml
// frame, so initialize NS_MATHML_STRETCH_ALL_CHILDREN_VERTICALLY for
// GetPreferredStretchSize() from Reflow().
mPresentationData.flags |= NS_MATHML_STRETCH_ALL_CHILDREN_VERTICALLY;
// No need to track the style contexts given to our MathML chars.
// The Style System will use Get/SetAdditionalStyleContext() to keep them
// up-to-date if dynamic changes arise.
CreateFencesAndSeparators(PresContext());
return NS_OK;
}
