Add KeyBindingBehavior

2024-04-22 22:30:57 +01:00
parent 5cb7ea538e
commit 7fa80371a4
16 changed files with 77 additions and 32 deletions
@@ -0,0 +1,38 @@
+using Avalonia;
+using Avalonia.Input;
+using Avalonia.Xaml.Interactivity;
+using System.Windows.Input;
+
+namespace Toolkit.UI.Avalonia;
+
+public class KeyBindingBehavior : 
+    Trigger<InputElement>, 
+    ICommand
+{
+    public static readonly StyledProperty<KeyBinding> KeyBindingProperty =
+        AvaloniaProperty.Register<KeyBindingBehavior, KeyBinding>(nameof(KeyBinding));
+
+    public KeyBinding KeyBinding
+    {
+        get => GetValue(KeyBindingProperty);
+        set => SetValue(KeyBindingProperty, value);
+    }
+
+    public event EventHandler? CanExecuteChanged;
+
+    protected override void OnAttached()
+    {
+        if (KeyBinding != null)
+        {
+            KeyBinding.Command = this;
+            AssociatedObject?.KeyBindings.Add(KeyBinding);
+        }
+
+        base.OnAttached();
+    }
+
+    public bool CanExecute(object? parameter) => true;
+
+    public void Execute(object? parameter) => 
+        Interaction.ExecuteActions(AssociatedObject, Actions, null);
+}