打工笔记----------------------------跨进程控制SysTreeView32树状图控件的问题

跨进程控制SysTreeView32树状图控件的问题，啥也不说了，直接上代码：

    public partial class Form1 : Form
    {
        // 定义常量
        public const int WM_LBUTTONDBLCLK = 0x020B; // 左键双击消息

        public const int WM_RBUTTONDOWN = 0x0204; // 右键按下消息
        public const int WM_RBUTTONUP = 0x0205; // 右键松开消息

        public const int TV_FIRST = 0x1100;
        public const int TVM_GETCOUNT = TV_FIRST + 5;
        public const int TVM_GETNEXTITEM = TV_FIRST + 10;
        public const int TVM_GETITEMA = TV_FIRST + 12;
        public const int TVM_GETITEMW = TV_FIRST + 62;
        private const int TVM_GETITEM = 0x0000110c;
        private const int TVM_SELECTITEM = 0x0000110b;
        private const int TVM_GETTEXTCOLOR = 0x0000110b;
        public const int TVM_EXPAND = 0x0131;
        public const int WM_GETTEXT = 0x000D;
        public const int TVGN_ROOT = 0x0000;
        public const int TVGN_NEXT = 0x0001;
        public const int TVGN_PREVIOUS = 0x0002;
        public const int TVGN_PARENT = 0x0003;
        public const int TVGN_CHILD = 0x0004;
        public const int TVGN_FIRSTVISIBLE = 0x0005;
        public const int TVGN_NEXTVISIBLE = 0x0006;
        public const int TVGN_PREVIOUSVISIBLE = 0x0007;
        public const int TVGN_DROPHILITE = 0x0008;
        public const int TVGN_CARET = 0x0009;
        public const int TVGN_LASTVISIBLE = 0x000A;

        public const int TVIF_TEXT = 0x0001;
        public const int TVIF_IMAGE = 0x0002;
        public const int TVIF_PARAM = 0x0004;
        public const int TVIF_STATE = 0x0008;
        public const int TVIF_HANDLE = 0x0010;
        public const int TVIF_SELECTEDIMAGE = 0x0020;
        public const int TVIF_CHILDREN = 0x0040;
        public const int TVIF_INTEGRAL = 0x0080;

        [DllImport("User32.DLL")]
        public static extern int SendMessage(IntPtr hWnd,
            uint Msg, int wParam, int lParam);

        [DllImport("user32.dll", EntryPoint = "SendMessageA")]
        private static extern int SendMessage(IntPtr hwnd, int wMsg, int wParam, StringBuilder lParam);

        [DllImport("user32.dll", EntryPoint = "SendMessageA")]
        private static extern int SendMessage(IntPtr hwnd, int wMsg, IntPtr wParam, ref Rectangle lParam);

        [DllImport("kernel32.dll")]
        public static extern IntPtr OpenProcess(uint dwDesiredAccess,
            bool bInheritHandle, uint dwProcessId);

        public const uint MEM_COMMIT = 0x1000;
        public const uint MEM_RELEASE = 0x8000;

        public const uint MEM_RESERVE = 0x2000;
        public const uint PAGE_READWRITE = 4;

        public const uint PROCESS_VM_OPERATION = 0x0008;
        public const uint PROCESS_VM_READ = 0x0010;
        public const uint PROCESS_VM_WRITE = 0x0020;

        [DllImport("kernel32.dll")]
        public static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress,
            uint dwSize, uint flAllocationType, uint flProtect);

        [DllImport("kernel32.dll")]
        public static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress,
           uint dwSize, uint dwFreeType);

        [DllImport("kernel32.dll")]
        public static extern bool CloseHandle(IntPtr handle);

        [DllImport("kernel32.dll")]
        public static extern bool WriteProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress,
           IntPtr lpBuffer, int nSize, ref uint vNumberOfBytesRead);

        [DllImport("kernel32.dll")]
        public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress,
           IntPtr lpBuffer, int nSize, ref uint vNumberOfBytesRead);

        [DllImport("user32.dll")]
        public static extern uint GetWindowThreadProcessId(IntPtr hWnd,
            out uint dwProcessId);

        public Form1()
        {
            InitializeComponent();
        }

        private List<string> strings = new List<string>();

        private void button1_Click(object sender, EventArgs e)
        {
            WindowAPI.WindowInfo allDesktopWindowsFirst = WindowAPI.GetWindowsControlFirst("合区工具 1.1", null);
            //启动合区工具
            WindowAPI.WindowInfo ChildWindowsInfo2 =
    WindowAPI.GetChildWindowsControlFirst
    (allDesktopWindowsFirst.intPtr, "添加合区服", "Button");
            WindowAPI.PostMessage(ChildWindowsInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
            WindowAPI.PostMessage(ChildWindowsInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
            //设置SysTreeView32为D:\系统测试光芒231205SS
            WindowAPI.WindowInfo windowInfoByFuncAndTimeOut = WindowAPI.GetWindowsControlFirst("浏览文件夹", null);
            Thread.Sleep(300);
            WindowAPI.WindowInfo hwndTreeView = WindowAPI.GetChildWindowsControlFirst(windowInfoByFuncAndTimeOut.intPtr, "", "SysTreeView32");
            string selectpath = @"E:\迅雷云盘\Access2003";
            var pathstr = selectpath.Split('\\');
            List<string> AOutput = new List<string>();
            var lists = GetTreeViewText((IntPtr)hwndTreeView.intPtr, ref AOutput);
            //展开所有节点
            foreach (var l in lists)
            {
                int result = WindowAPI.PostMessage(l, WM_LBUTTONDBLCLK, 0, 0);
            }
            //查询所有节点
            lists = GetTreeViewText((IntPtr)hwndTreeView.intPtr, ref AOutput);
            foreach (var l in lists)
            {
            }
            var selnode = lists[40];
            TreeView_SelectNode(hwndTreeView.intPtr, selnode);
            WindowAPI.WindowInfo WindowInfo2 = WindowAPI.GetChildWindowsControlFirst(windowInfoByFuncAndTimeOut.intPtr, "确定", "Button");
            WindowAPI.PostMessage(WindowInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
            WindowAPI.PostMessage(WindowInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
        }

        public static bool TreeView_SelectNode(IntPtr TreeViewHwnd, IntPtr ItemHwnd)
        {
            int result = SendMessage(TreeViewHwnd, TVM_SELECTITEM, TVGN_CARET, (int)ItemHwnd);
            if (result == 0)
            {
                return false;
            }
            else
            {
                return true;
            }
        }

        public static uint TreeView_GetCount(IntPtr hwnd)
        {
            return (uint)SendMessage(hwnd, TVM_GETCOUNT, 0, 0);
        }

        public static IntPtr TreeView_GetNextItem(IntPtr hwnd, IntPtr hitem, int code)
        {
            return (IntPtr)SendMessage(hwnd, TVM_GETNEXTITEM, code, (int)hitem);
        }

        public static IntPtr TreeView_GetRoot(IntPtr hwnd)
        {
            return TreeView_GetNextItem(hwnd, IntPtr.Zero, TVGN_ROOT);
        }

        public static IntPtr TreeView_GetChild(IntPtr hwnd, IntPtr hitem)
        {
            return TreeView_GetNextItem(hwnd, hitem, TVGN_CHILD);
        }

        public static IntPtr TreeView_GetParent(IntPtr hwnd, IntPtr hitem)
        {
            return TreeView_GetNextItem(hwnd, hitem, TVGN_PARENT);
        }

        public static IntPtr TreeView_GetNextSibling(IntPtr hwnd, IntPtr hitem)
        {
            return TreeView_GetNextItem(hwnd, hitem, TVGN_NEXT);
        }

        public static IntPtr TreeNodeGetNext(IntPtr AHandle, IntPtr ATreeItem)
        {
            if (AHandle == IntPtr.Zero || ATreeItem == IntPtr.Zero)
                return IntPtr.Zero;
            IntPtr result = TreeView_GetChild(AHandle, ATreeItem);
            if (result == IntPtr.Zero)
                result = TreeView_GetNextSibling(AHandle, ATreeItem);
            else
                return result;
            IntPtr vParentID = ATreeItem;
            while (result == IntPtr.Zero && vParentID != IntPtr.Zero)
            {
                vParentID = TreeView_GetParent(AHandle, vParentID);
                result = TreeView_GetNextSibling(AHandle, vParentID);
            }
            return result;
        }

        public static List<IntPtr> GetTreeViewText(IntPtr AHandle,ref List<string> AOutput)
        {
            List<IntPtr> list = new List<IntPtr>();
            if (AOutput == null) return list;
            uint vProcessId;
            GetWindowThreadProcessId(AHandle, out vProcessId);

            IntPtr vProcess = OpenProcess(PROCESS_VM_OPERATION | PROCESS_VM_READ |
                PROCESS_VM_WRITE, false, vProcessId);
            IntPtr vPointer = VirtualAllocEx(vProcess, IntPtr.Zero, 4096,
                MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE);
            try
            {
                uint vItemCount = TreeView_GetCount(AHandle);
                IntPtr vTreeItem = TreeView_GetRoot(AHandle);
                for (int i = 0; i < vItemCount; i++)
                {
                    list.Add(vTreeItem);
                    byte[] vBuffer = new byte[256];
                    TVITEM[] vItem = new TVITEM[1];
                    vItem[0] = new TVITEM();
                    vItem[0].mask = TVIF_TEXT;
                    vItem[0].hItem = vTreeItem;
                    vItem[0].pszText = (IntPtr)((int)vPointer + Marshal.SizeOf(typeof(TVITEM)));
                    vItem[0].cchTextMax = vBuffer.Length;
                    uint vNumberOfBytesRead = 0;
                    WriteProcessMemory(vProcess, vPointer,
                        Marshal.UnsafeAddrOfPinnedArrayElement(vItem, 0),
                        Marshal.SizeOf(typeof(TVITEM)), ref vNumberOfBytesRead);
                    SendMessage(vTreeItem, TVM_GETITEMA, 0, (int)vPointer);
                    ReadProcessMemory(vProcess,
                        (IntPtr)((int)vPointer + Marshal.SizeOf(typeof(TVITEM))),
                        Marshal.UnsafeAddrOfPinnedArrayElement(vBuffer, 0),
                        vBuffer.Length, ref vNumberOfBytesRead);
                    var str = Marshal.PtrToStringAnsi(
                        Marshal.UnsafeAddrOfPinnedArrayElement(vBuffer, 0));

                    vTreeItem = TreeNodeGetNext(AHandle, vTreeItem);
                }
                return list;
            }
            finally
            {
                VirtualFreeEx(vProcess, vPointer, 0, MEM_RELEASE);
                CloseHandle(vProcess);
            }
        }
        private void button2_Click(object sender, EventArgs e)
        {
            WindowAPI.WindowInfo allDesktopWindowsFirst = WindowAPI.GetWindowsControlFirst("合区工具 1.1", null);
            //启动合区工具
            WindowAPI.WindowInfo ChildWindowsInfo2 =
    WindowAPI.GetChildWindowsControlFirst
    (allDesktopWindowsFirst.intPtr, "添加合区服", "Button");
            WindowAPI.PostMessage(ChildWindowsInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
            WindowAPI.PostMessage(ChildWindowsInfo2.intPtr, WindowAPI.CLICKINT, 0, 0);
            Thread.Sleep(300);
            //设置SysTreeView32为D:\系统测试光芒231205SS
            WindowAPI.WindowInfo windowInfoByFuncAndTimeOut = WindowAPI.GetWindowsControlFirst("浏览文件夹", null);
            Thread.Sleep(300);
            WindowAPI.WindowInfo hwndTreeView = WindowAPI.GetChildWindowsControlFirst(windowInfoByFuncAndTimeOut.intPtr, "", "SysTreeView32");
            //获取TreeView的左上坐标点
        }
    }