更新整理

ShrlAlgoToolkit.Mvvm/Behaviors/CloseByPropertyBehavior.cs

@@ -0,0 +1,46 @@
+using System.Windows;
+using Microsoft.Xaml.Behaviors;
+
+namespace ShrlAlgoToolkit.Mvvm.Behaviors;
+
+/// <summary>
+/// 通过设置属性值，关闭窗口
+/// </summary>
+/// <example>
+/// <c><i:Interaction.Behaviors>
+/// <behavior:CloseByPropertyBehavior CloseTrigger = "{Binding CloseTrigger}" />
+/// </ i:Interaction.Behaviors>
+/// </c>
+/// </example>
+public class CloseByPropertyBehavior : Behavior<Window>
+{
+	public static readonly DependencyProperty CloseTriggerProperty = DependencyProperty.Register(
+		nameof(CloseTrigger),
+		typeof(bool),
+		typeof(CloseByPropertyBehavior),
+		new PropertyMetadata(false, OnCloseTriggerChanged)
+	);
+
+	public bool CloseTrigger
+	{
+		get => (bool)GetValue(CloseTriggerProperty);
+		set => SetValue(CloseTriggerProperty, value);
+	}
+
+	private static void OnCloseTriggerChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+	{
+		if (d is CloseByPropertyBehavior behavior)
+		{
+			behavior.OnCloseTriggerChanged();
+		}
+	}
+
+	private void OnCloseTriggerChanged()
+	{
+		// when closetrigger is true, close the window
+		if (CloseTrigger)
+		{
+			AssociatedObject.Close();
+		}
+	}
+}