收藏夹登录登出时相关处理

zcbenz · Mar 14, 2012 · b52d45b · b52d45b
1 parent 90c24b5
commit b52d45b
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Showing 4 changed files with 16 additions and 12 deletions.
diff --git a/App.xaml.cs b/App.xaml.cs
@@ -92,8 +92,9 @@ public App()
         // This code will not execute when the application is reactivated
         private void Application_Launching(object sender, LaunchingEventArgs e)
         {
-            // 载入上一次的数据状态
-            ViewModel.ToptenItems = LocalCache.Get<ObservableCollection<TopicViewModel>>("Topten");
+            // 从缓存中载入收藏夹和十大
+            App.ViewModel.FavoratesItems = LocalCache.Get<ObservableCollection<BoardViewModel>>("Favorates");
+            App.ViewModel.ToptenItems = LocalCache.Get<ObservableCollection<TopicViewModel>>("Topten");
         }
 
         // Code to execute when the application is activated (brought to foreground)
@@ -106,14 +107,12 @@ private void Application_Activated(object sender, ActivatedEventArgs e)
         // This code will not execute when the application is closing
         private void Application_Deactivated(object sender, DeactivatedEventArgs e)
         {
-            LocalCache.Set<ObservableCollection<TopicViewModel>>("Topten", ViewModel.ToptenItems);
         }
 
         // Code to execute when the application is closing (eg, user hit Back)
         // This code will not execute when the application is deactivated
         private void Application_Closing(object sender, ClosingEventArgs e)
         {
-            LocalCache.Set<ObservableCollection<TopicViewModel>>("Topten", ViewModel.ToptenItems);
         }
 
         // Code to execute if a navigation fails

diff --git a/Controls/RecursiveListBox.cs b/Controls/RecursiveListBox.cs
@@ -55,6 +55,12 @@ private void ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e
             }
         }
 
+        public void Refresh()
+        {
+            ItemsSource = DataContext as CollectionType;
+            history.Clear();
+        }
+
         public RecursiveListBox()
         {
             DefaultStyleKey = typeof(RecursiveListBox);

diff --git a/MainPage.xaml.cs b/MainPage.xaml.cs
@@ -47,10 +47,7 @@ private void MainPage_Loaded(object sender, RoutedEventArgs e)
             {
                 isFirstLoading = false;
 
-                // 先从缓存中载入
-                App.ViewModel.FavoratesItems = LocalCache.Get<ObservableCollection<BoardViewModel>>("Favorates");
-
-                // 延迟两秒后开始刷新
+                // 延迟两秒后开始刷新全部
                 DispatcherTimer timer = new DispatcherTimer() { Interval = TimeSpan.FromSeconds(2) };
                 timer.Tick += delegate(object s, EventArgs arg)
                 {
@@ -162,6 +159,7 @@ private void Topten_Selected(object sender, SelectionChangedEventArgs e)
         // 载入收藏夹
         private void LoadFavorates()
         {
+            MessageBox.Show("IsLogin: " + App.ViewModel.IsLogin);
             // 登录时载入收藏夹，未登陆时清空
             if (App.ViewModel.IsLogin)
             {
@@ -179,7 +177,7 @@ private void LoadFavorates()
             {
                 App.ViewModel.IsFavoratesLoaded = true;
                 LocalCache.Set<ObservableCollection<BoardViewModel>>("Favorates", null);
-                App.ViewModel.FavoratesItems.Clear();
+                App.ViewModel.FavoratesItems = null;
             }
         }
 
@@ -193,6 +191,7 @@ public void LoadTopten()
                     return;
 
                 // 刷新十大
+                LocalCache.Set<ObservableCollection<TopicViewModel>>("Topten", topics);
                 App.ViewModel.ToptenItems = topics;
             });
         }

diff --git a/ViewModels/MainViewModel.cs b/ViewModels/MainViewModel.cs
@@ -117,9 +117,6 @@ public bool IsLogin
             }
             set
             {
-                // 启动所有登录钩子
-                LoginChanged(this, value);
-
                 // 注销时清除Token
                 if (value == false)
                 {
@@ -128,6 +125,9 @@ public bool IsLogin
                 }
 
                 NotifyPropertyChanged("IsLogin");
+
+                // 启动所有登录钩子
+                LoginChanged(this, value);
             }
         }
         // 是否正在登录中