Toggle Stay on Top hotkey

Author: vadosnaprimer

src/BizHawk.Client.Common/config/Binding.cs

@@ -67,6 +67,7 @@ void Bind(string tabGroup, string displayName, string defaultBinding = "", strin
 			Bind("General", "Toggle Display Nothing");
 			Bind("General", "Accept Background Input");
 			Bind("General", "Capture Mouse", "WMouse M");
+			Bind("General", "Toggle Stay on Top");
 
 			Bind("Save States", "Save State 1", "Shift+F1");
 			Bind("Save States", "Save State 2", "Shift+F2");

src/BizHawk.Client.EmuHawk/MainForm.Hotkey.cs

@@ -152,6 +152,9 @@ void SelectAndLoadFromSlot(int slot)
 				case "Capture Mouse":
 					ToggleCaptureMouse();
 					break;
+				case "Toggle Stay on Top":
+					ToggleStayOnTop();
+					break;
 
 				// Save States
 				case "Save State 1":

src/BizHawk.Client.EmuHawk/MainForm.cs

@@ -2868,6 +2868,12 @@ private void ToggleCaptureMouse()
 			AddOnScreenMessage($"Capture Mouse {(Config.CaptureMouse ? "enabled" : "disabled")}");
 		}
 
+		private void ToggleStayOnTop()
+		{
+			TopMost = Config.MainFormStayOnTop = !Config.MainFormStayOnTop;
+			AddOnScreenMessage($"Stay on Top {(Config.MainFormStayOnTop ? "enabled" : "disabled")}");
+		}
+
 		private void VsyncMessage()
 		{
 			AddOnScreenMessage($"Display Vsync set to {(Config.VSync ? "on" : "off")}");