fixed

src/module/layout.default.js

@@ -510,7 +510,6 @@ KityMinder.registerModule( "LayoutDefault", function () {
 		},
 		initStyle: function ( expandall ) {
 			var _root = minder.getRoot();
-			//debugger;
 			var historyPoint = _root.getPoint();
 			if ( historyPoint ) historyPoint = JSON.parse( JSON.stringify( historyPoint ) );
 			minder.handelNodeInsert( _root );
@@ -572,6 +571,13 @@ KityMinder.registerModule( "LayoutDefault", function () {
 							( ( sub_nolimit || ( c.length <= expandoptions.defaultSubShow ) ) && ( layer_nolimit || ( cur_layer <= expand_layer ) ) ) ||
 							_buffer[ j ].getLayout().expand
 						) && c.length !== 0 ) {
+						if ( _buffer[ j ].getLayout().expand ) {
+							console.log( (
+								(
+									( ( sub_nolimit || ( c.length <= expandoptions.defaultSubShow ) ) && ( layer_nolimit || ( cur_layer <= expand_layer ) ) ) ||
+									_buffer[ j ].getLayout().expand
+								) && c.length !== 0 ) );
+						}
 						this.expandNode( _buffer[ j ] );
 						_buffer = _buffer.concat( _buffer[ j ].getChildren() );
 					}
@@ -590,9 +596,6 @@ KityMinder.registerModule( "LayoutDefault", function () {
 			if ( Layout ) {
 				oldExpand = Layout.expand;
 			}
-			if ( oldExpand ) {
-				alert( 'aru' );
-			}
 			node.clearLayout();
 			node.getContRc().clear();
 			Layout = node.getLayout();

src/module/layout.js

@@ -40,7 +40,12 @@ KityMinder.registerModule( "LayoutModule", function () {
 
 			var _root = this.getRoot();
 			_root.preTraverse( function ( n ) {
+				var oldExpand;
+				if ( n.getLayout() ) {
+					oldExpand = n.getLayout().expand;
+				}
 				n.clearLayout();
+				n.getLayout().expand = oldExpand;
 			} );
 			this.getLayoutStyle( curStyle ).initStyle.call( this, expandall );
 			this.fire( 'afterinitstyle' );
@@ -251,12 +256,7 @@ KityMinder.registerModule( "LayoutModule", function () {
 			"cloneNode": function ( e ) {
 				var target = e.targetNode;
 				var source = e.sourceNode;
-				target.clearLayout();
-				var sourceLayout = source.getLayout();
-				var targetLayout = target.getLayout();
-
-				targetLayout.expand = utils.clone(sourceLayout.expand);
-				console.log( targetLayout );
+				target._layout = utils.extend( {}, source._layout );
 			}
 		},
 		'contextmenu': [ {