⚡ 增加多文件备份, 尝试修复UI假死状态, 修复高分屏缩放导致的鼠标追随bug

Util/WindowUtil.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Drawing;
 using System.Linq;
 using System.Runtime.InteropServices;
 using System.Text;
@@ -9,6 +10,7 @@ using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Forms;
 using System.Windows.Interop;
+using static GeekDesk.Util.FileIcon;
 
 namespace GeekDesk.Util
 {
@@ -42,6 +44,9 @@ namespace GeekDesk.Util
             SWP_NOSENDCHANGING = 0x0400
         }
 
+        [DllImport("user32.dll")]
+        public static extern IntPtr WindowFromPoint(System.Drawing.Point p);
+
         //取得前台窗口句柄函数 
         [DllImport("user32.dll")]
         public static extern IntPtr GetForegroundWindow();
@@ -71,6 +76,60 @@ namespace GeekDesk.Util
         public static extern int GetWindowLong(IntPtr hWnd, int nIndex);
         [DllImport("user32.dll")]
         public static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
+        [DllImport("User32.dll", CharSet = CharSet.Auto)]
+        public static extern int GetWindowThreadProcessId(IntPtr hwnd, out int ID);   //获取线程ID
+        /// <summary>
+        /// 枚举窗口时的委托参数
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <param name="lParam"></param>
+        /// <returns></returns>
+        public delegate bool WndEnumProc(IntPtr hWnd, int lParam);
+        /// <summary>
+        /// 枚举所有窗口
+        /// </summary>
+        /// <param name="lpEnumFunc"></param>
+        /// <param name="lParam"></param>
+        /// <returns></returns>
+        [DllImport("user32.dll")]
+        public static extern bool EnumWindows(WndEnumProc lpEnumFunc, int lParam);
+
+        /// <summary>
+        /// 获取窗口的父窗口句柄
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <returns></returns>
+        [DllImport("user32.dll")]
+        public static extern IntPtr GetParent(IntPtr hWnd);
+
+        [DllImport("user32.dll")]
+        public static extern bool IsWindowVisible(IntPtr hWnd);
+        [DllImport("user32.dll")]
+        public static extern int GetClassName(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
+
+        [DllImport("user32.dll")]
+        public static extern void SwitchToThisWindow(IntPtr hWnd, bool fAltTab);
+
+        [DllImport("user32.dll")]
+        public static extern bool GetWindowRect(IntPtr hWnd, ref LPRECT rect);
+
+        // Import GetDC and ReleaseDC functions from user32.dll
+        [DllImport("user32.dll")]
+        public static extern IntPtr GetDC(IntPtr hWnd);
+
+        [DllImport("gdi32.dll")]
+        public static extern int GetDeviceCaps(IntPtr hdc, int nIndex);
+
+
+        [StructLayout(LayoutKind.Sequential)]
+        public readonly struct LPRECT
+        {
+            public readonly int Left;
+            public readonly int Top;
+            public readonly int Right;
+            public readonly int Bottom;
+        }
+
 
 
         private const int GWL_STYLE = -16;
@@ -82,6 +141,112 @@ namespace GeekDesk.Util
             SetWindowLong(hwnd, GWL_STYLE, (int)(value & ~WS_MAXIMIZEBOX));
         }
 
+        /// <summary>
+        /// 获取 Win32 窗口的一些基本信息。
+        /// </summary>
+        public struct WindowInfo
+        {
+            public WindowInfo(IntPtr hWnd, string className, string title, bool isVisible, Rectangle bounds) : this()
+            {
+                Hwnd = hWnd;
+                ClassName = className;
+                Title = title;
+                IsVisible = isVisible;
+                Bounds = bounds;
+            }
+
+            /// <summary>
+            /// 获取窗口句柄。
+            /// </summary>
+            public IntPtr Hwnd { get; }
+
+            /// <summary>
+            /// 获取窗口类名。
+            /// </summary>
+            public string ClassName { get; }
+
+            /// <summary>
+            /// 获取窗口标题。
+            /// </summary>
+            public string Title { get; }
+
+            /// <summary>
+            /// 获取当前窗口是否可见。
+            /// </summary>
+            public bool IsVisible { get; }
+
+            /// <summary>
+            /// 获取窗口当前的位置和尺寸。
+            /// </summary>
+            public Rectangle Bounds { get; }
+
+            /// <summary>
+            /// 获取窗口当前是否是最小化的。
+            /// </summary>
+            public bool IsMinimized => Bounds.Left == -32000 && Bounds.Top == -32000;
+        }
+
+
+        /// <summary>
+        /// 遍历窗体处理的函数
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <param name="lparam"></param>
+        /// <returns></returns>
+        private static bool OnWindowEnum(IntPtr hWnd, int lparam)
+        {
+
+            // 仅查找顶层窗口。
+            //if (GetParent(hWnd) == IntPtr.Zero)
+            //{
+                // 获取窗口类名。
+                var lpString = new StringBuilder(512);
+                GetClassName(hWnd, lpString, lpString.Capacity);
+                var className = lpString.ToString();
+
+                // 获取窗口标题。
+                var lptrString = new StringBuilder(512);
+                GetWindowText(hWnd, lptrString, lptrString.Capacity);
+                var title = lptrString.ToString().Trim();
+
+                // 获取窗口可见性。
+                var isVisible = IsWindowVisible(hWnd);
+
+                // 获取窗口位置和尺寸。
+                LPRECT rect = default;
+                GetWindowRect(hWnd, ref rect);
+                var bounds = new Rectangle(rect.Left, rect.Top, rect.Right - rect.Left, rect.Bottom - rect.Top);
+
+                // 添加到已找到的窗口列表。
+                windowList.Add(new WindowInfo(hWnd, className, title, isVisible, bounds));
+            //}
+
+            return true;
+        }
+        /// <summary>
+        /// 默认的查找窗口的过滤条件。可见 + 非最小化 + 包含窗口标题。
+        /// </summary>
+        private static readonly Predicate<WindowInfo> DefaultPredicate = x => x.IsVisible && !x.IsMinimized && x.Title.Length > 0;
+        /// <summary>
+        /// 窗体列表
+        /// </summary>
+        private static List<WindowInfo> windowList;
+
+
+        /// <summary>
+        /// 查找当前用户空间下所有符合条件的(顶层)窗口。如果不指定条件，将仅查找可见且有标题栏的窗口。
+        /// </summary>
+        /// <param name="match">过滤窗口的条件。如果设置为 null，将仅查找可见和标题栏不为空的窗口。</param>
+        /// <returns>找到的所有窗口信息</returns>
+        public static IReadOnlyList<WindowInfo> FindAllWindows(Predicate<WindowInfo> match = null)
+        {
+            windowList = new List<WindowInfo>();
+            //遍历窗口并查找窗口相关WindowInfo信息
+            EnumWindows(OnWindowEnum, 0);
+            return windowList;
+        }
+
+
 
         public static void SetOwner(Window window, Window parentWindow)
         {