Ticket #5372: 5372.patch

_source/plugins/indent/plugin.js

@@ -135 +135 @@
 
                 // Apply indenting or outdenting on the array.
                 var baseIndent = listArray[ lastItem.getCustomData( 'listarray_index' ) ].indent;
-                for ( i = startItem.getCustomData( 'listarray_index' ) ; i <= lastItem.getCustomData( 'listarray_index' ) ; i++ )
-                        listArray[i].indent += indentOffset;
+                for ( i = startItem.getCustomData( 'listarray_index' ); i <= lastItem.getCustomData( 'listarray_index' ); i++ )
+                {
+                        listArray[ i ].indent += indentOffset;
+                        // Make sure the newly created sublist get a brand-new element of the same type. (#5372)
+                        var listRoot = listArray[ i ].parent;
+                        listArray[ i ].parent = new CKEDITOR.dom.element( listRoot.getName(), listRoot.getDocument() );
+                }
+
                 for ( i = lastItem.getCustomData( 'listarray_index' ) + 1 ;
                                 i < listArray.length && listArray[i].indent > baseIndent ; i++ )
                         listArray[i].indent += indentOffset;