修复孤立node节点容错

src/core/minder.node.js

@@ -40,6 +40,7 @@ kity.extendClass(Minder, {
     handelNodeCreate: function(node) {
         var rc = this._rc;
         node.traverse(function(current) {
+            current.attached = true;
             rc.addShape(current.getRenderContainer());
         });
         rc.addShape(node.getRenderContainer());
@@ -48,6 +49,7 @@ kity.extendClass(Minder, {
     handelNodeRemove: function(node) {
         var rc = this._rc;
         node.traverse(function(current) {
+            current.attached = false;
             rc.removeShape(current.getRenderContainer());
         });
     },

src/core/node.js

@@ -185,6 +185,7 @@ var MinderNode = KityMinder.MinderNode = kity.createClass('MinderNode', {
         if (index >= 0) {
             removed = this.children.splice(index, 1)[0];
             removed.parent = null;
+            removed.root = removed;
         }
     },
 

src/core/render.js

@@ -27,6 +27,7 @@ var Renderer = KityMinder.Renderer = kity.createClass('Renderer', {
 kity.extendClass(Minder, {
 
     _createRendererForNode: function(node) {
+
         var registered = this._renderers;
         var renderers = [];
 
@@ -48,6 +49,7 @@ kity.extendClass(Minder, {
     },
 
     renderNode: function(node) {
+
         var rendererClasses = this._renderers;
         var g = KityMinder.Geometry;
         var i, latestBox, renderer;
@@ -107,6 +109,7 @@ kity.extendClass(Minder, {
 
 kity.extendClass(MinderNode, {
     render: function() {
+        if (!this.attached) return;
         this.getMinder().renderNode(this);
         return this;
     },

src/module/history.js

@@ -123,7 +123,9 @@ KityMinder.registerModule("HistoryModule", function() {
 
             traverseNode(km.getRoot(), target);
             km.layout();
+
             km.select(selectedNodes,true);
+
             selectedNodes = [];
 
         },