diff --git a/package.json b/package.json
index 564efa5..1051510 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "behavior3editor",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "description": "行为树编辑器",
   "main": "./dist/main.js",
   "scripts": {
diff --git a/render-process/Editor/index.tsx b/render-process/Editor/index.tsx
index 1dc9d00..0ff04ec 100644
--- a/render-process/Editor/index.tsx
+++ b/render-process/Editor/index.tsx
@@ -19,6 +19,7 @@ import { clipboard } from "electron";
 
 export interface EditorProps {
     filepath: string;
+    onChangeSaveState: (unsave: boolean) => void;
 }
 
 interface EditorState {
@@ -50,6 +51,10 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
         this.autoId = Utils.refreshNodeId(this.data);
     }
 
+    shouldComponentUpdate(nextProps: EditorProps, nextState: EditorState) {
+        return this.props.filepath != nextProps.filepath || this.state.curNodeId != nextState.curNodeId;
+    }
+
     componentDidMount() {
         const graph = new TreeGraph({
             container: this.ref.current,
@@ -329,6 +334,8 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
         this.graph.changeData();
         this.graph.layout();
         this.graph.set("animate", true);
+
+        this.props.onChangeSaveState(true);
     }
 
     save() {
@@ -343,6 +350,7 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
             filepath,
             JSON.stringify(treeModel)
         );
+        this.props.onChangeSaveState(false);
         return treeModel;
     }
 
@@ -390,6 +398,8 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
         this.graph.layout();
         this.graph.fitCenter();
         this.graph.set("animate", true);
+
+        this.props.onChangeSaveState(true);
     }
 
     pushUndoStack(keepRedo?: boolean) {
@@ -424,8 +434,8 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
     }
 
     render() {
-        console.log("render tree");
         const { curNodeId } = this.state;
+        console.log("render tree", curNodeId);
         var curNode: any;
         if (curNodeId) {
             curNode = this.graph.findDataById(curNodeId);
@@ -449,6 +459,7 @@ export default class Editor extends React.Component<EditorProps, EditorState> {
                                     }
                                     const item = this.graph.findById(id);
                                     item.draw();
+                                    this.props.onChangeSaveState(true);
                                 }}
                                 pushUndoStack={() => {
                                     this.pushUndoStack();
diff --git a/render-process/TreeTabs.tsx b/render-process/TreeTabs.tsx
index 952b961..a56f1a5 100644
--- a/render-process/TreeTabs.tsx
+++ b/render-process/TreeTabs.tsx
@@ -14,14 +14,19 @@ interface TreeTabsProps {
     onTabSelected: (path: string) => void;
 }
 
+interface TreeInfo {
+    filepath: string;
+    unsave?: boolean;
+}
+
 interface TreeTabsState {
-    filepaths: string[];
-    curPath?: string;
+    trees: TreeInfo[];
+    curTree?: string;
 }
 
 export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
     state: TreeTabsState = {
-        filepaths: [],
+        trees: [],
     };
 
     editors: { [path: string]: Editor } = {};
@@ -48,7 +53,7 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
         });
 
         ipcRenderer.on(MainEventType.SAVE, (event: any) => {
-            const { curPath } = this.state;
+            const { curTree: curPath } = this.state;
             if (!curPath) {
                 return;
             }
@@ -78,8 +83,8 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
 
     componentDidUpdate() {
         setTimeout(() => {
-            this.props.onTabSelected(this.state.curPath);
-        }, 100);
+            this.props.onTabSelected(this.state.curTree);
+        }, 500);
     }
 
     getOpenTreesModel() {
@@ -94,7 +99,7 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
     }
 
     getCurEditor() {
-        const { curPath } = this.state;
+        const { curTree: curPath } = this.state;
         if (!curPath) {
             return;
         }
@@ -102,26 +107,26 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
     }
 
     openFile(path: string) {
-        if (this.state.filepaths.indexOf(path) < 0) {
-            const filepaths = this.state.filepaths;
-            filepaths.push(path);
-            this.setState({ filepaths, curPath: path });
+        if (!this.state.trees.find(e => e.filepath == path)) {
+            const trees = this.state.trees;
+            trees.push({ filepath: path });
+            this.setState({ trees, curTree: path });
         } else {
-            this.setState({ curPath: path });
+            this.setState({ curTree: path });
         }
     }
 
     closeFile(path: string) {
-        let filepaths = this.state.filepaths;
-        filepaths = filepaths.filter((filepath) => (filepath != path));
-        const length = filepaths.length;
-        this.setState({ filepaths, curPath: length > 0 ? filepaths[0] : null });
+        let trees = this.state.trees;
+        trees = trees.filter(tree => tree.filepath != path);
+        const length = trees.length;
+        this.setState({ trees: trees, curTree: length > 0 ? trees[0].filepath : null });
     }
 
     render() {
-        console.log("render tabs");
-        const { filepaths, curPath } = this.state;
-        if (!curPath) {
+        const { trees, curTree } = this.state;
+        console.log("render tabs", trees);
+        if (!curTree) {
             return <div />;
         }
         this.editors = {};
@@ -130,10 +135,10 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
                 hideAdd
                 className="tabs"
                 type="editable-card"
-                defaultActiveKey={curPath}
-                activeKey={curPath}
+                defaultActiveKey={curTree}
+                activeKey={curTree}
                 onChange={(activeKey) => {
-                    this.setState({ curPath: activeKey });
+                    this.setState({ curTree: activeKey });
                 }}
                 onEdit={(targetKey, action) => {
                     if (action == "remove") {
@@ -141,13 +146,19 @@ export default class TreeTabs extends Component<TreeTabsProps, TreeTabsState> {
                     }
                 }}
             >
-                {filepaths.map((filepath) => {
+                {trees.map((tree) => {
                     return (
-                        <TabPane tab={path.basename(filepath)} key={filepath}>
+                        <TabPane tab={`${path.basename(tree.filepath)}${tree.unsave?"*":''}`} key={tree.filepath}>
                             <Editor
-                                filepath={filepath}
+                                filepath={tree.filepath}
+                                onChangeSaveState={(unsave) => {
+                                    if(tree.unsave != unsave) {
+                                        tree.unsave = unsave;
+                                        this.forceUpdate();
+                                    } 
+                                }}
                                 ref={(ref) => {
-                                    this.editors[filepath] = ref;
+                                    this.editors[tree.filepath] = ref;
                                 }}
                             />
                         </TabPane>