diff --git a/src/Shared/HandyControlDemo_Shared/MainWindow.xaml.cs b/src/Shared/HandyControlDemo_Shared/MainWindow.xaml.cs
index 502ea268..8f686193 100644
--- a/src/Shared/HandyControlDemo_Shared/MainWindow.xaml.cs
+++ b/src/Shared/HandyControlDemo_Shared/MainWindow.xaml.cs
@@ -27,7 +27,9 @@ public partial class MainWindow
         GlobalShortcut.Init(new List<KeyBinding>
         {
             new(ViewModelLocator.Instance.Main.GlobalShortcutInfoCmd, Key.I, ModifierKeys.Control | ModifierKeys.Alt),
-            new(ViewModelLocator.Instance.Main.GlobalShortcutWarningCmd, Key.E, ModifierKeys.Control | ModifierKeys.Alt)
+            new(ViewModelLocator.Instance.Main.GlobalShortcutWarningCmd, Key.E, ModifierKeys.Control | ModifierKeys.Alt),
+            new(ViewModelLocator.Instance.Main.OpenDocCmd, Key.F1, ModifierKeys.None),
+            new(ViewModelLocator.Instance.Main.OpenCodeCmd, Key.F12, ModifierKeys.None)
         });
 
         Dialog.SetToken(this, MessageToken.MainWindow);
diff --git a/src/Shared/HandyControlDemo_Shared/UserControl/Main/MainContent.xaml b/src/Shared/HandyControlDemo_Shared/UserControl/Main/MainContent.xaml
index 4979d329..3cee8f76 100644
--- a/src/Shared/HandyControlDemo_Shared/UserControl/Main/MainContent.xaml
+++ b/src/Shared/HandyControlDemo_Shared/UserControl/Main/MainContent.xaml
@@ -15,9 +15,9 @@
                     <hc:SimplePanel>
                         <hc:Watermark Mark="{Binding ContentTitle}" MarkMargin="3,0" FontSize="20" FontWeight="Bold" MarkBrush="#0F000000"/>
                         <TextBlock Style="{StaticResource TextBlockDefault}" Foreground="White" Text="{Binding ContentTitle}"/>
-                        <ToggleButton Margin="0,0,6,0" IsChecked="{Binding IsOpen,ElementName=DrawerCode}" Padding="5" Foreground="{DynamicResource TextIconBrush}" Style="{StaticResource ToggleButtonIconTransparent}" HorizontalAlignment="Right" hc:IconElement.Geometry="{StaticResource CodeGeometry}"/>
+                        <ToggleButton Margin="0,0,6,0" IsChecked="{Binding IsCodeOpening}" Padding="5" Foreground="{DynamicResource TextIconBrush}" Style="{StaticResource ToggleButtonIconTransparent}" HorizontalAlignment="Right" hc:IconElement.Geometry="{StaticResource CodeGeometry}"/>
                         <Button Command="{Binding OpenDocCmd}" Height="26" Width="30" Margin="6,0,0,0" Padding="5" Foreground="{DynamicResource TextIconBrush}" Style="{StaticResource ButtonIcon}" HorizontalAlignment="Left" hc:IconElement.Geometry="{StaticResource DocumentGeometry}"/>
-                        <hc:Drawer Name="DrawerCode" Opened="DrawerCode_OnOpened">
+                        <hc:Drawer Name="DrawerCode" Opened="DrawerCode_OnOpened" IsOpen="{Binding IsCodeOpening}">
                             <Border Style="{StaticResource BorderClip}" Margin="32,32,0,32" CornerRadius="10,0,0,10" Background="{DynamicResource RegionBrush}" Width="800" Name="BorderCode"/>
                         </hc:Drawer>
                     </hc:SimplePanel>
diff --git a/src/Shared/HandyControlDemo_Shared/ViewModel/Main/MainViewModel.cs b/src/Shared/HandyControlDemo_Shared/ViewModel/Main/MainViewModel.cs
index 6c97dddd..d1ace3b5 100644
--- a/src/Shared/HandyControlDemo_Shared/ViewModel/Main/MainViewModel.cs
+++ b/src/Shared/HandyControlDemo_Shared/ViewModel/Main/MainViewModel.cs
@@ -18,22 +18,12 @@ namespace HandyControlDemo.ViewModel;
 
 public class MainViewModel : DemoViewModelBase<DemoDataModel>
 {
-    #region 字段
-
-    /// <summary>
-    ///     内容标题
-    /// </summary>
     private object _contentTitle;
-
-    /// <summary>
-    ///     子内容
-    /// </summary>
     private object _subContent;
+    private bool _isCodeOpened;
 
     private readonly DataService _dataService;
 
-    #endregion
-
     public MainViewModel(DataService dataService)
     {
         _dataService = dataService;
@@ -42,18 +32,10 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
         UpdateLeftContent();
     }
 
-    #region 属性
-
-    /// <summary>
-    ///     当前选中的demo项
-    /// </summary>
     public DemoItemModel DemoItemCurrent { get; private set; }
 
     public DemoInfoModel DemoInfoCurrent { get; set; }
 
-    /// <summary>
-    ///     子内容
-    /// </summary>
     public object SubContent
     {
         get => _subContent;
@@ -64,9 +46,6 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
 #endif
     }
 
-    /// <summary>
-    ///     内容标题
-    /// </summary>
     public object ContentTitle
     {
         get => _contentTitle;
@@ -77,18 +56,18 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
 #endif
     }
 
-    /// <summary>
-    ///     demo信息
-    /// </summary>
+    public bool IsCodeOpened
+    {
+        get => _isCodeOpened;
+#if NET40
+        set => Set(nameof(IsCodeOpened), ref _isCodeOpened, value);
+#else
+        set => Set(ref _isCodeOpened, value);
+#endif
+    }
+
     public ObservableCollection<DemoInfoModel> DemoInfoCollection { get; set; }
 
-    #endregion
-
-    #region 命令
-
-    /// <summary>
-    ///     切换例子命令
-    /// </summary>
     public RelayCommand<SelectionChangedEventArgs> SwitchDemoCmd => new(SwitchDemo);
 
     public RelayCommand OpenPracticalDemoCmd => new(OpenPracticalDemo);
@@ -99,12 +78,23 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
 
     public RelayCommand OpenDocCmd => new(() =>
     {
+        if (DemoItemCurrent is null)
+        {
+            return;
+        }
+
         ControlCommands.OpenLink.Execute(_dataService.GetDemoUrl(DemoInfoCurrent, DemoItemCurrent));
     });
 
-    #endregion
+    public RelayCommand OpenCodeCmd => new(() =>
+    {
+        if (DemoItemCurrent is null)
+        {
+            return;
+        }
 
-    #region 方法
+        IsCodeOpened = !IsCodeOpened;
+    });
 
     private void UpdateMainContent()
     {
@@ -156,9 +146,6 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
         });
     }
 
-    /// <summary>
-    ///     切换例子
-    /// </summary>
     private void SwitchDemo(SelectionChangedEventArgs e)
     {
         if (e.AddedItems.Count == 0) return;
@@ -185,6 +172,4 @@ public class MainViewModel : DemoViewModelBase<DemoDataModel>
         Messenger.Default.Send(AssemblyHelper.CreateInternalInstance($"UserControl.{MessageToken.PracticalDemo}"), MessageToken.LoadShowContent);
         Messenger.Default.Send(true, MessageToken.FullSwitch);
     }
-
-    #endregion
 }