changed

kityminder.config.js

@@ -84,7 +84,7 @@
         //默认是全部展开，0表示全部展开
         ,
         defaultExpand: {
-            defaultLayer: 2,
+            defaultLayer: 3,
             defaultSubShow: 5
         }
     };

src/module/layout.default.js

@@ -544,26 +544,29 @@ KityMinder.registerModule( "LayoutDefault", function () {
 				this.appendChildNode( _root, mains[ i ] );
 			}
 			cur_layer++;
-			//创建一级节点的副本
-			var _buffer = ( function () {
+			var clonelayer0 = function () {
 				var items = [];
 				for ( var i = 0; i < mains.length; i++ ) {
 					items.push( mains[ i ] );
 				}
 				return items;
-			} )();
+			};
+			//创建一级节点的副本
+			var _buffer = clonelayer0();
 			next = [];
 			var layer_nolimit = expandall || ( expand_layer < 1 ) || false;
 			var sub_nolimit = expandall || ( expandoptions.defaultSubShow < 1 ) || false;
-			var loopcontinue = function () {
-				return ( layer_nolimit ? ( _buffer.length !== 0 ) : ( _buffer.length !== 0 && cur_layer < expand_layer ) );
-			};
-			while ( loopcontinue() ) {
+
+			while ( _buffer.length !== 0 ) {
 				cur_layer++;
 				var layer_len = _buffer.length;
 				for ( var j = 0; j < layer_len; j++ ) {
 					var c = _buffer[ j ].getChildren();
-					if ( ( sub_nolimit || ( c.length <= expandoptions.defaultSubShow ) ) && c.length !== 0 ) {
+					if (
+						(
+							( ( sub_nolimit || ( c.length <= expandoptions.defaultSubShow ) ) && ( cur_layer <= expand_layer ) ) ||
+							_buffer[ j ].getLayout().expand
+						) && c.length !== 0 ) {
 						this.expandNode( _buffer[ j ] );
 						_buffer = _buffer.concat( _buffer[ j ].getChildren() );
 					}