Remove PopupMenuController

sky/sdk/example/stocks/lib/stock_home.dart

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 import 'package:sky/editing/input.dart';
 import 'package:sky/animation/animation_performance.dart';
 import 'package:sky/widgets/animated_component.dart';
 import 'package:sky/widgets/animation_builder.dart';
 import 'package:sky/theme/colors.dart' as colors;
 import 'package:sky/widgets/basic.dart';
@@ skipping 82 matching lines @@
 
   void _handleDrawerStatusChanged(bool showing) {
     if (!showing && navigator.currentRoute.name == "/drawer") {
       navigator.pop();
     }
     setState(() {
       _drawerShowing = showing;
     });
   }
 
-  PopupMenuController _menuController;
+  bool _menuShowing = false;
+  PopupMenuStatus _menuStatus = PopupMenuStatus.inactive;
 
   void _handleMenuShow() {
     setState(() {
-      _menuController = new PopupMenuController();
-      _menuController.open();
+      _menuShowing = true;
+      _menuStatus = PopupMenuStatus.active;
     });
   }
 
   void _handleMenuHide() {
     setState(() {
-      _menuController.close().then((_) {
-        setState(() {
-          _menuController = null;
-        });
-      });
+      _menuShowing = false;
     });
   }
 
+  void _handleMenuStatusChanged(PopupMenuStatus status) {
+    setState(() {
+      _menuStatus = status;
+    });
+  }
+
   bool _autorefresh = false;
   void _handleAutorefreshChanged(bool value) {
     setState(() {
       _autorefresh = value;
     });
   }
 
   void _handleStockModeChange(StockMode value) {
     setState(() {
       stockMode = value;
@@ skipping 164 matching lines @@
       child: new Icon(type: 'content/add', size: 24),
       backgroundColor: colors.RedAccent[200],
       onPressed: _handleStockPurchased
     );
     if (_snackbarTransform != null)
       widget = _snackbarTransform.build(widget);
     return widget;
   }
 
   void addMenuToOverlays(List<Widget> overlays) {
-    if (_menuController == null)
+    if (_menuStatus == PopupMenuStatus.inactive)
       return;
     overlays.add(new ModalOverlay(
       children: [new StockMenu(
-        controller: _menuController,
+        showing: _menuShowing,
+        onStatusChanged: _handleMenuStatusChanged,
         autorefresh: _autorefresh,
         onAutorefreshChanged: _handleAutorefreshChanged
       )],
       onDismiss: _handleMenuHide));
   }
 
   Widget build() {
     List<Widget> overlays = [
       new Scaffold(
         toolbar: _isSearching ? buildSearchBar() : buildToolBar(),
         body: buildTabNavigator(),
         snackBar: buildSnackBar(),
         floatingActionButton: buildFloatingActionButton(),
         drawer: _drawerShowing ? buildDrawer() : null
       ),
     ];
     addMenuToOverlays(overlays);
     return new Stack(overlays);
   }
 }