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Bug 805668 - Don't set editable flag on anonymous content; r=ehsan

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This commit is contained in:
Aryeh Gregor 2013-04-07 16:30:25 +03:00
parent 7da371c253
commit 029e345011
1 changed files with 23 additions and 1 deletions
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24
content/base/src/Element.cpp
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@ -127,6 +127,7 @@
#include "nsStyledElement.h"
#include "nsXBLService.h"
#include "nsITextControlElement.h"
#include "nsITextControlFrame.h"
#include "nsISupportsImpl.h"
#include "mozilla/dom/DocumentFragment.h"
#include "mozilla/IntegerPrintfMacros.h"
@ -201,7 +202,28 @@ nsIContent::UpdateEditableState(bool aNotify)
NS_ASSERTION(!IsElement(), "What happened here?");
nsIContent *parent = GetParent();
SetEditableFlag(parent && parent->HasFlag(NODE_IS_EDITABLE));
// Skip over unknown native anonymous content to avoid setting a flag we
// can't clear later
bool isUnknownNativeAnon = false;
if (IsInNativeAnonymousSubtree()) {
isUnknownNativeAnon = true;
nsCOMPtr<nsIContent> root = this;
while (root && !root->IsRootOfNativeAnonymousSubtree()) {
root = root->GetParent();
}
// root should always be true here, but isn't -- bug 999416
if (root) {
nsIFrame* rootFrame = root->GetPrimaryFrame();
if (rootFrame) {
nsIFrame* parentFrame = rootFrame->GetParent();
nsITextControlFrame* textCtrl = do_QueryFrame(parentFrame);
isUnknownNativeAnon = !textCtrl;
}
}
}
SetEditableFlag(parent && parent->HasFlag(NODE_IS_EDITABLE) &&
!isUnknownNativeAnon);
}
void