Button remapping work

Zennysoft.Game.Ma/src/options/InputMapButton.cs

@@ -0,0 +1,19 @@
+using Godot;
+
+namespace Zennysoft.Game.Ma;
+
+public abstract partial class InputMapButton : Button
+{
+  [Signal] public delegate void RemapEventHandler(InputMapButton buttonBeingRemapped);
+
+  public string Action { get; set; }
+
+  public InputEvent InputEvent { get; set; }
+
+  public InputMapButton()
+  {
+    Pressed += RemapButton_Pressed;
+  }
+
+  private void RemapButton_Pressed() => EmitSignal(SignalName.Remap, this);
+}