From a7cb3aeb8daebbcf070bb0019d10b6949f560631 Mon Sep 17 00:00:00 2001
From: "peterv%propagandism.org"
 <peterv%propagandism.org@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Tue, 26 Feb 2008 14:09:52 +0000
Subject: [PATCH] Fix bug 406596 (Link/anchor elements are focused within an
 contentEditable element) for designMode. r/sr=jst.

git-svn-id: svn://10.0.0.236/trunk@246526 18797224-902f-48f8-a5cc-f745e15eee43
---
 .../content/html/content/src/nsGenericHTMLElement.cpp  | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/mozilla/content/html/content/src/nsGenericHTMLElement.cpp b/mozilla/content/html/content/src/nsGenericHTMLElement.cpp
index 5bf56b232a2..e72c702b3f5 100644
--- a/mozilla/content/html/content/src/nsGenericHTMLElement.cpp
+++ b/mozilla/content/html/content/src/nsGenericHTMLElement.cpp
@@ -3111,6 +3111,16 @@ nsGenericHTMLElement::RemoveFocus(nsPresContext *aPresContext)
 PRBool
 nsGenericHTMLElement::IsFocusable(PRInt32 *aTabIndex)
 {
+  nsIDocument *doc = GetCurrentDoc();
+  if (!doc || doc->HasFlag(NODE_IS_EDITABLE)) {
+    // In designMode documents we only allow focusing the document.
+    if (aTabIndex) {
+      *aTabIndex = -1;
+    }
+
+    return PR_FALSE;
+  }
+
   PRInt32 tabIndex = 0;   // Default value for non HTML elements with -moz-user-focus
   GetTabIndex(&tabIndex);