+ },\r
+\r
+ /**\r
+ * Checks if this node is read-only (should not be changed).\r
+ * @returns {Boolean}\r
+ * @since 3.5\r
+ * @example\r
+ * // For the following HTML:\r
+ * // <div contenteditable="false">Some <b>text</b></div>\r
+ *\r
+ * // If "ele" is the above <div>\r
+ * ele.isReadOnly(); // true\r
+ */\r
+ isReadOnly : function()\r
+ {\r
+ var element = this;\r
+ if ( this.type != CKEDITOR.NODE_ELEMENT )\r
+ element = this.getParent();\r
+\r
+ if ( element && typeof element.$.isContentEditable != 'undefined' )\r
+ return ! ( element.$.isContentEditable || element.data( 'cke-editable' ) );\r
+ else\r
+ {\r
+ // Degrade for old browsers which don't support "isContentEditable", e.g. FF3\r
+ var current = element;\r
+ while( current )\r
+ {\r
+ if ( current.is( 'body' ) || !!current.data( 'cke-editable' ) )\r
+ break;\r
+\r
+ if ( current.getAttribute( 'contentEditable' ) == 'false' )\r
+ return true;\r
+ else if ( current.getAttribute( 'contentEditable' ) == 'true' )\r
+ break;\r
+\r
+ current = current.getParent();\r
+ }\r
+\r
+ return false;\r
+ }\r