自定义窗体标题栏及尺寸调整手柄完成

2026-01-06 16:37:54 +08:00
parent 171dcffb96
commit 328455e7ed
4 changed files with 142 additions and 9 deletions
--- a/MVVMExample/Helper.cs
+++ b/MVVMExample/Helper.cs
@@ -0,0 +1,54 @@
+using Avalonia.Controls;
+using Avalonia.Input;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MVVMExample
+{
+    public static partial class Helper
+    {
+        /// <summary>
+        /// 绑定自定义窗口标题栏与尺寸调整句柄
+        /// </summary>
+        /// <param name="window">要进行绑定的窗口</param>
+        /// <param name="handle">窗口位置拖动句柄</param>
+        /// <param name="slider">窗口尺寸调整句柄</param>
+        /// <param name="maxBut">最大化按钮</param>
+        /// <param name="minBut">最小化按钮</param>
+        /// <param name="closeBut">关闭按钮</param>
+        public static void BindWindowEdge(this Window window, InputElement? handle = null, InputElement? slider = null, Button? maxBut = null, Button? minBut = null, Button? closeBut = null)
+        {
+            // 隐藏窗口默认标题栏与尺寸调整句柄
+            window.SystemDecorations = SystemDecorations.None;
+
+            if (handle != null)
+                handle.PointerPressed += (s, e) =>
+                {
+                    if (e.GetCurrentPoint(window).Properties.IsLeftButtonPressed) window.BeginMoveDrag(e); // 关键：开始窗口拖拽
+                };
+            if (slider != null)
+                slider.PointerPressed += (s, e) =>
+                {
+                    if (e.GetCurrentPoint(window).Properties.IsLeftButtonPressed) window.BeginResizeDrag(WindowEdge.SouthEast, e);
+                };
+            if (maxBut != null)
+                maxBut.Click += (s, e) =>
+                {
+                    window.WindowState = window.WindowState == WindowState.Maximized ? WindowState.Normal : WindowState.Maximized;
+                };
+            if (minBut != null)
+                minBut.Click += (s, e) =>
+                {
+                    window.WindowState = WindowState.Minimized;
+                };
+            if (closeBut != null)
+                closeBut.Click += (s, e) =>
+                {
+                    window.Close();
+                };
+        }
+    }
+}