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Fix crashes related to editing of HR elements by wrapping generated content for leaf frames in an extra frame so :before and :after are always the first/last children of the primary frame. Disable generated content for floating and absolutely positioned leaf frames. b=141054 sr=waterson r=kin

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git-svn-id: svn://10.0.0.236/trunk@123127 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
dbaron%fas.harvard.edu
2002-06-12 03:27:48 +00:00
parent f300916895
commit cfc603f54a
11 changed files with 261 additions and 310 deletions
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6
mozilla/layout/generic/nsContainerFrame.cpp
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@@ -103,15 +103,17 @@ nsContainerFrame::SetInitialChildList(nsIPresContext* aPresContext,
nsIAtom* aListName,
nsIFrame* aChildList)
{
// NS_PRECONDITION(mFrames.IsEmpty(), "already initialized");
nsresult result;
if (!mFrames.IsEmpty()) {
// We already have child frames which means we've already been
// initialized
#ifdef DEBUG_dbaron // XXX Fix asserts and remove this ifdef.
NS_NOTREACHED("unexpected second call to SetInitialChildList");
#endif
result = NS_ERROR_UNEXPECTED;
} else if (aListName) {
// All we know about is the unnamed principal child list
NS_NOTREACHED("unknown frame list");
result = NS_ERROR_INVALID_ARG;
} else {
#ifdef NS_DEBUG