enhance: close #1355

src/Shared/HandyControl_Shared/Controls/Tag/TagContainer.cs

@@ -1,17 +1,28 @@
 using System.Collections;
 using System.Windows;
 using System.Windows.Controls;
+using HandyControl.Data;
 using HandyControl.Tools.Extension;
 
 namespace HandyControl.Controls;
 
 public class TagContainer : ItemsControl
 {
+    public static readonly DependencyProperty ShowCloseButtonProperty = DependencyProperty.RegisterAttached(
+        "ShowCloseButton", typeof(bool), typeof(TagContainer), new FrameworkPropertyMetadata(ValueBoxes.TrueBox,
+            FrameworkPropertyMetadataOptions.Inherits));
+
     public TagContainer()
     {
         AddHandler(Controls.Tag.ClosedEvent, new RoutedEventHandler(Tag_OnClosed));
     }
 
+    public static void SetShowCloseButton(DependencyObject element, bool value)
+        => element.SetValue(ShowCloseButtonProperty, ValueBoxes.BooleanBox(value));
+
+    public static bool GetShowCloseButton(DependencyObject element)
+        => (bool) element.GetValue(ShowCloseButtonProperty);
+
     private void Tag_OnClosed(object sender, RoutedEventArgs e)
     {
         if (e.OriginalSource is Tag tag)