c# 測試通過

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
 
using System.Text;
using System.Text.RegularExpressions;
using System.Diagnostics;
using System.Threading;
 
using System.Runtime.InteropServices;

namespace WindowPosDemo
{
    public struct WindowInfo
    {
        public IntPtr hWnd;
        public string szWindowName;
        public string szClassName;
    }
    class Program
    {
        [DllImport("shell32.dll")]
        public static extern int ShellExecute(IntPtr hwnd, StringBuilder lpszOp, StringBuilder lpszFile, StringBuilder lpszParams, StringBuilder lpszDir, int FsShowCmd);
        [DllImport("user32.dll")]
        private static extern bool EnumWindows(WNDENUMPROC lpEnumFunc, int lParam);

        [DllImport("user32.dll", ExactSpelling = true)]
        private static extern bool EnumChildWindows(IntPtr hwndParent, WNDENUMPROC lpEnumFunc, int lParam);

        [DllImport("user32.dll", CharSet = CharSet.Auto)]
        public static extern int SendMessage(IntPtr hWnd, int msg, int wParam, string lparam);
        [DllImport("user32.dll", EntryPoint = "FindWindow", SetLastError = true)]//尋找視窗
        private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
        [DllImport("user32.dll")]
        public static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
        [DllImport("user32.dll")]
        private static extern int GetWindowTextW(IntPtr hWnd, [MarshalAs(UnmanagedType.LPWStr)]StringBuilder lpString, int nMaxCount);
        [DllImport("user32.dll")]
        private static extern int GetClassNameW(IntPtr hWnd, [MarshalAs(UnmanagedType.LPWStr)]StringBuilder lpString, int nMaxCount);
        private delegate bool WNDENUMPROC(IntPtr hWnd, int lParam);
        static IntPtr Game;
        [DllImport("user32.dll")]
        public static extern bool IsWindowVisible(IntPtr hWnd);
        static void Main(string[] args)
        {
            WindowInfo[] a = GetAllDesktopWindows();
            int i = 0;
            int index = 0;
            for (i = 0; i < a.Length; i++)
            {
                // MessageBox.Show(a[i].szWindowName.ToString());
                if (a[i].szWindowName.ToString().Contains("文化"))
                {
                    Console.WriteLine(a[i].hWnd.ToString().PadRight(20) + a[i].szClassName.ToString()+ a[i].szWindowName.ToString());

                    GetAllchildWindows(a[i].hWnd);
                    index = i;
                }
            }
            Game = a[index].hWnd;
            Console.ReadKey();
        }

        //尋找系統的全部視窗
        static WindowInfo[] GetAllDesktopWindows()
        {
            List<WindowInfo> wndList = new List<WindowInfo>();
            EnumWindows(delegate (IntPtr hWnd, int lParam)
            {
                WindowInfo wnd = new WindowInfo();
                StringBuilder sb = new StringBuilder(256);
                //get hwnd
                wnd.hWnd = hWnd;
                //get window name
                GetWindowTextW(hWnd, sb, sb.Capacity);
                wnd.szWindowName = sb.ToString();
                //get window class
                GetClassNameW(hWnd, sb, sb.Capacity);
                wnd.szClassName = sb.ToString();
                Console.WriteLine("Window handle=" + wnd.hWnd.ToString().PadRight(20) + " szClassName=" + wnd.szClassName.PadRight(20) + " szWindowName=" + wnd.szWindowName);
                //add it into list
                wndList.Add(wnd);
                return true;
            }, 0);
            return wndList.ToArray();
        }
        //尋找系統的全部子視窗
        static WindowInfo[] GetAllchildWindows(IntPtr hwndParent)
        {
            List<WindowInfo> wndList = new List<WindowInfo>();
            EnumChildWindows(hwndParent, delegate (IntPtr hWnd, int lParam)
            {
                WindowInfo wnd = new WindowInfo();
                StringBuilder sb = new StringBuilder(256);
                //get hwnd
                wnd.hWnd = hWnd;
                //get window name
                GetWindowTextW(hWnd, sb, sb.Capacity);
                wnd.szWindowName = sb.ToString();
                //get window class
                GetClassNameW(hWnd, sb, sb.Capacity);
                wnd.szClassName = sb.ToString();
                Console.WriteLine("Window handle=" + wnd.hWnd.ToString().PadRight(20) + " szClassName=" + wnd.szClassName.PadRight(20) + " szWindowName=" + wnd.szWindowName);
                //add it into list
                if (IsWindowVisible(hWnd))   //跳過不可見的視窗
                    wndList.Add(wnd);
                return true;
            }, 0);
            return wndList.ToArray();
        }
    }
}

c# 測試通過