using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.Runtime.InteropServices;


namespace?spyTree
{
????public?partial?class?Form1?:?Form
????{
????????[DllImport（“User32.dll“?EntryPoint?=?“FindWindow“）]
????????private?static?extern?int?FindWindow（string?lpClassName?string?lpWindowName）;

????????[DllImport（“user32.dll“）]//在窗口列表中尋找與指定條件相符的第一個子窗口
????????private?static?extern?int?FindWindowEx（
??????????????????????????????????????????????int?hwndParent?//?handle?to?parent?window
????????????????????????????????????????????int?hwndChildAfter?//?handle?to?child?window
??????????????????????????????????????????????string?className?//窗口類名????????????
??????????????????????????????????????????????string?windowName?//?窗口標(biāo)題
????????）;

????????[DllImport（“User32.dll“?CharSet?=?CharSet.Auto）]
????????public?static?extern?int?GetClassName（IntPtr?hWnd?StringBuilder?ClassName?int?nMaxCount）;

????????[DllImport（“user32.dll“）]
????????public?static?extern?int?GetWindowText（int?hwnd?StringBuilder?lpString?int?nMaxCount）;//獲取窗體標(biāo)題名稱

????????[DllImport（“user32.dll“?EntryPoint?=?“SendMessageA“）]
????????public?static?extern?int?SendMessage（int?hwnd?int?wMsg?int?wParam?string?lParam）;

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}
????????int?WM_GETTEXT?=?0x0D;
????????private?void?getChildHwd（int?parent_hwdTreeNode?treeNode）?{
????????????int?past_hwd?=?0;
????????????int?i?=?1;
????????????List?list?=?new?List（）;
????????????while（past_hwd!=0||i==1）
????????????{
????????????????i++;
????????????????past_hwd?=?FindWindowEx（parent_hwd?past_hwd?null?null）;
????????????????if?（past_hwd?>?0）
????????????????{
????????????????????StringBuilder?sb?=?new?StringBuilder（）;
????????????????????int?maxcount=0;
????????????????????IntPtr?intsb?=?new?IntPtr（past_hwd）;
????????????????????GetClassName（intsbsb?255）;
????????????????????getChildHwd（past_hwd?treeNode.Nodes.Add（past_hwd?+?“|“?+?sb.ToString（）））;
????????????????}
????????????}
????????????//return?list;
????????}

????????private?void?Button1_Click（object?sender?EventArgs?e）
????????{
????????????try
????????????{
????????????????int?intPtr?=?FindWindow（null?window_title_text.Text.Trim（））;
????????????????if?（intPtr?==?0）
????????????????{
????????????????????MessageBox.Show（“此標(biāo)題窗口不存在！！！“?“錯誤“）;
????????????????}
????????????????else
????????????????{
????????????????????treeView1.Nodes.Clear（）;
????????????????????getChildHwd（intPtr?treeView1.Nodes.Add（intPtr?+?“|“?+?window_title_text.Text.Trim（）））;
????????????????????//;
????????????????}
????????????}
????????????catch?（Exception?ex）?{
????????????????throw?ex;
????????????}
????????}
????????private?int?select_node_hwnd?=?0;
????????private?void?TreeView1_NodeMouseDouble