public struct InternetExplorer{public IntPtr HWND { get; set; }//句柄public string LocationURL { get; set; }//文件夹路径public void Quit()//关闭文件夹
        {Win32api.QuitToolbar(HWND);}}/// <summary>/// 遍历桌面资源管理器/// </summary>public class ShellWindows : IEnumerable{private readonly ArrayList list;public IEnumerator GetEnumerator(){return (list as IEnumerable).GetEnumerator();}/// <summary>/// 获取桌面所有文件夹的路径/// </summary>/// <returns></returns>public ShellWindows(){var allDesktopWindows = Win32api.GetAllDesktopWindows();var lst = new List<InternetExplorer>();foreach (var item in allDesktopWindows){if (item.className == "CabinetWClass"){string a = item.windowName;var fi = Win32api.FindWindowEx(item.hwnd, 0, "WorkerW", null);if (fi != IntPtr.Zero){fi = Win32api.FindWindowEx(fi, 0, "ReBarWindow32", null);if (fi != IntPtr.Zero){fi = Win32api.FindWindowEx(fi, 0, "Address Band Root", null);if (fi != IntPtr.Zero){fi = Win32api.FindWindowEx(fi, 0, "msctls_progress32", null);if (fi != IntPtr.Zero){fi = Win32api.FindWindowEx(fi, 0, "Breadcrumb Parent", null);if (fi != IntPtr.Zero){fi = Win32api.FindWindowEx(fi, 0, "ToolbarWindow32", null);//资源管理器//知识:toolbar上的按钮没有handler,要用发送通知信息if (fi != IntPtr.Zero){StringBuilder sb = new StringBuilder(256);//获取窗口名称-路径地址
                                            Win32api.GetWindowText(fi, sb, sb.Capacity);string path = sb.ToString();path = path.Substring(4, path.Length - 4);//4表示"地址: "长度
InternetExplorer ie = new InternetExplorer{HWND = item.hwnd,LocationURL = path};lst.Add(ie);}}}}}}}}list = new ArrayList(lst);}}

#if !HC2019
#else
using GrxCAD.DatabaseServices;
using GrxCAD.EditorInput;
using GrxCAD.Geometry;
using GrxCAD.ApplicationServices;
using GrxCAD.Runtime;
#endif
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Text;
namespace JingJingBoxDD
{ public class Win32api{// https://blog.csdn.net/bcbobo21cn/article/details/50930221public delegate bool WNDENUMPROC(IntPtr hwnd, int lParam);/// <summary>/// 置前窗口/// </summary>/// <param name="hwnd"></param>/// <returns></returns>[DllImport("user32.dll", CharSet = CharSet.Auto)]public static extern bool SetForegroundWindow(IntPtr hwnd);/// <summary>/// 枚举窗口 /// </summary>/// <param name="lpEnumFunc"></param>/// <param name="lParam"></param>/// <returns></returns>[DllImport("user32.dll", CharSet = CharSet.Auto)]public static extern bool EnumWindows(WNDENUMPROC lpEnumFunc, int lParam);/// <summary>/// 获取窗口Text /// </summary>/// <param name="hwnd"></param>/// <param name="lpString"></param>/// <param name="nMaxCount"></param>/// <returns></returns>[DllImport("user32.dll", CharSet = CharSet.Auto)]public static extern int GetWindowText(IntPtr hwnd, [MarshalAs(UnmanagedType.LPWStr)]StringBuilder lpString, int nMaxCount);/// <summary>/// 获取窗口类名/// </summary>/// <param name="hwnd"></param>/// <param name="lpString"></param>/// <param name="nMaxCount"></param>/// <returns></returns>[DllImport("user32.dll", CharSet = CharSet.Auto)]public static extern int GetClassName(IntPtr hwnd, [MarshalAs(UnmanagedType.LPWStr)]StringBuilder lpString, int nMaxCount);/// <summary>/// 窗口隐藏/// </summary>/// <param name="hwnd">窗口句柄</param>/// <returns></returns>[DllImport("user32.dll", CharSet = CharSet.Auto)]public static extern bool IsWindowVisible(IntPtr hwnd);/// <summary>/// 查找子窗口/// </summary>/// <param name="hwnd"></param>/// <param name="hwndChildAfter"></param>/// <param name="lpszClass"></param>/// <param name="lpszWindow"></param>/// <returns></returns>[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]public static extern IntPtr FindWindowEx(IntPtr hwnd, uint hwndChildAfter, string lpszClass, string lpszWindow);///https://jingyan.baidu.com/article/c45ad29cd5fb58051653e278.html/// <summary>/// 发送消息/// </summary> /// <returns></returns>  [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]public static extern int SendMessage(IntPtr hwnd, int wMsg, IntPtr wParam, IntPtr lParam);/// <summary>/// 发送消息/// </summary> /// <returns></returns>  [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]public static extern int SendMessage(IntPtr hwnd, int wMsg, IntPtr wParam, ref Rectangle lParam);/// <summary>/// 关闭文件夹/// </summary>/// <param name="hwnd"></param>public static void QuitToolbar(IntPtr hwnd){// https://docs.microsoft.com/zh-cn/windows/desktop/winmsg/wm-closeconst int WM_CLOSE = 0x0010;SendMessage(hwnd, WM_CLOSE, IntPtr.Zero, IntPtr.Zero);}//窗口样式 public struct WindowInfo{public IntPtr hwnd;public string windowName;public string className;}/// <summary>/// 枚举所有桌面窗口/// </summary>/// <returns></returns>public static WindowInfo[] GetAllDesktopWindows(){//用来保存窗口对象 列表var wndList = new List<WindowInfo>();//枚举所有桌面窗口EnumWindows(delegate (IntPtr hWnd, int lParam){WindowInfo wnd = new WindowInfo();StringBuilder sb = new StringBuilder(256);//获得HWNDwnd.hwnd = hWnd;//获取窗口名称
                GetWindowText(hWnd, sb, sb.Capacity);wnd.windowName = sb.ToString();//获取窗口类
                GetClassName(hWnd, sb, sb.Capacity);wnd.className = sb.ToString();//添加到列表中
                wndList.Add(wnd);return true;}, 0);return wndList.ToArray();}}}