diff --git a/VPet-Simulator.Core/Display/ToolBar.xaml b/VPet-Simulator.Core/Display/ToolBar.xaml
index e4e29a5..35d9e5f 100644
--- a/VPet-Simulator.Core/Display/ToolBar.xaml
+++ b/VPet-Simulator.Core/Display/ToolBar.xaml
@@ -16,7 +16,8 @@
                     <UniformGrid Columns="5"/>
                 </ItemsPanelTemplate>
             </Menu.ItemsPanel>
-            <MenuItem Header="投喂">
+            <MenuItem x:Name="MenuFeed"
+                      Header="投喂">
                 <MenuItem Header="食物" />
                 <MenuItem Header="饮料" />
                 <MenuItem Header="药品" />
diff --git a/VPet-Simulator.Core/Display/ToolBar.xaml.cs b/VPet-Simulator.Core/Display/ToolBar.xaml.cs
index fc11715..fde07c9 100644
--- a/VPet-Simulator.Core/Display/ToolBar.xaml.cs
+++ b/VPet-Simulator.Core/Display/ToolBar.xaml.cs
@@ -72,5 +72,25 @@ namespace VPet_Simulator.Core
         {
             m.Core.Controller.ShowSetting();
         }
+
+        public void AddMenuButton(string parentMenu,
+            string displayName,
+            Action clickCallback)
+        {
+            var menuItem = new MenuItem()
+            {
+                Header = displayName,
+            };
+            menuItem.Click += delegate
+            {
+                clickCallback?.Invoke();
+            };
+            switch (parentMenu)
+            {
+                case "投喂":
+                    MenuFeed.Items.Add(menuItem);
+                    break;
+            }
+        }
     }
 }