first commit

2026-09-03 04:45:36 +03:00
commit d5f52cc3d3
1038 changed files with 169579 additions and 0 deletions
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+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Interactivity;
+
+namespace ClassicAssist.UI.Misc
+{
+    public class ComboBoxBehavior : Behavior<ComboBox>
+    {
+        public static readonly DependencyProperty CommandBindingProperty =
+            DependencyProperty.Register( "CommandBinding", typeof( ICommand ), typeof( ComboBoxBehavior ),
+                new FrameworkPropertyMetadata( default( ICommand ), FrameworkPropertyMetadataOptions.None,
+                    PropertyChangedCallback ) );
+
+        public static readonly DependencyProperty CommandParameterProperty =
+            DependencyProperty.Register( "CommandParameter", typeof( object ), typeof( ComboBoxBehavior ),
+                new FrameworkPropertyMetadata( default, FrameworkPropertyMetadataOptions.None,
+                    PropertyChangedCallback ) );
+
+        public static readonly DependencyProperty OnlyUserTriggeredProperty =
+            DependencyProperty.Register( "OnlyUserTriggered", typeof( bool ), typeof( ComboBoxBehavior ),
+                new FrameworkPropertyMetadata( false, FrameworkPropertyMetadataOptions.None,
+                    PropertyChangedCallback ) );
+
+        private bool _userTriggered;
+
+        public ICommand CommandBinding
+        {
+            get => (ICommand) GetValue( CommandBindingProperty );
+            set => SetValue( CommandBindingProperty, value );
+        }
+
+        public object CommandParameter
+        {
+            get => GetValue( CommandParameterProperty );
+            set => SetValue( CommandParameterProperty, value );
+        }
+
+        public bool OnlyUserTriggered
+        {
+            get => (bool) GetValue( OnlyUserTriggeredProperty );
+            set => SetValue( OnlyUserTriggeredProperty, value );
+        }
+
+        private static void PropertyChangedCallback( DependencyObject d, DependencyPropertyChangedEventArgs e )
+        {
+        }
+
+        protected override void OnAttached()
+        {
+            base.OnAttached();
+
+            AssociatedObject.SelectionChanged += OnSelectionChanged;
+            AssociatedObject.PreviewMouseDown += OnPreviewMouseDown;
+        }
+
+        private void OnPreviewMouseDown( object sender, MouseButtonEventArgs e )
+        {
+            _userTriggered = true;
+        }
+
+        private void OnSelectionChanged( object sender, SelectionChangedEventArgs e )
+        {
+            if ( OnlyUserTriggered && !_userTriggered )
+            {
+                return;
+            }
+
+            CommandBinding?.Execute( AssociatedObject.SelectedItem );
+            _userTriggered = false;
+        }
+
+        protected override void OnDetaching()
+        {
+            AssociatedObject.SelectionChanged -= OnSelectionChanged;
+            AssociatedObject.PreviewMouseDown -= OnPreviewMouseDown;
+        }
+    }
+}