Add shortcut to go home

osu.Game/Input/Bindings/GlobalActionContainer.cs

@@ -39,6 +39,8 @@ public GlobalActionContainer(OsuGameBase game)
             new KeyBinding(InputKey.Escape, GlobalAction.Back),
             new KeyBinding(InputKey.ExtraMouseButton1, GlobalAction.Back),
 
+            new KeyBinding(new[] { InputKey.Alt, InputKey.Home }, GlobalAction.Home),
+
             new KeyBinding(InputKey.Up, GlobalAction.SelectPrevious),
             new KeyBinding(InputKey.Down, GlobalAction.SelectNext),
 
@@ -152,5 +154,8 @@ public enum GlobalAction
 
         [Description("Next Selection")]
         SelectNext,
+
+        [Description("Home")]
+        Home,
     }
 }

osu.Game/Overlays/Toolbar/ToolbarHomeButton.cs

@@ -2,10 +2,12 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Input.Bindings;
+using osu.Game.Input.Bindings;
 
 namespace osu.Game.Overlays.Toolbar
 {
-    public class ToolbarHomeButton : ToolbarButton
+    public class ToolbarHomeButton : ToolbarButton, IKeyBindingHandler<GlobalAction>
     {
         public ToolbarHomeButton()
         {
@@ -13,5 +15,20 @@ public ToolbarHomeButton()
             TooltipMain = "Home";
             TooltipSub = "Return to the main menu";
         }
+
+        public bool OnPressed(GlobalAction action)
+        {
+            if (action == GlobalAction.Home)
+            {
+                Click();
+                return true;
+            }
+
+            return false;
+        }
+
+        public void OnReleased(GlobalAction action)
+        {
+        }
     }
 }