增加

Main.Test/MainHeaderImageContent.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace Main.Test
+{
+    /// <summary>
+    /// MainHeaderImageContent.xaml 的交互逻辑
+    /// </summary>
+    public partial class MainHeaderImageContent : UserControl
+    {
+        public MainHeaderImageContent()
+        {
+            InitializeComponent();
+        }
+		private void IndicatorItem_PreviewMouseDown(object sender, MouseButtonEventArgs e)
+		{
+			e.Handled = true;
+			TryDragMove();
+		}
+
+		private void TimeItem_PreviewMouseDown(object sender, MouseButtonEventArgs e)
+		{
+			e.Handled = true;
+			TryDragMove();
+		}
+
+		private void TryDragMove()
+		{
+			Window window = Application.Current?.MainWindow;
+			if (window is null)
+			{
+				return;
+			}
+			try
+			{
+				//if (window.WindowState == WindowState.Maximized)
+				//{
+				//	window.WindowState = WindowState.Normal;
+				//}
+				window.DragMove();
+			}
+			catch { }
+		}
+	}
+}