寻找高手帮助解决

大家好，我最近在写一个辅助的WINFORM程序，要求如下，注入已经打开的记事本程序，对记事本进行监视，如果在操作记事本的过程中按了F10后，则注入程序打开窗体,现在我的程序是这样的，我首先写了一个被注入的DLL，然后又写了一个注入记事本操作的DLL，但问题是，我注入后，在记事本中按F10无法出现窗口，我觉得问题的所在可能在我没有正确的把DLL注入进去，也可能是我没有调用被注入程序的函数，可是我不知道怎么用，请大家教我注入程序：
[DllImport("kernel32.dll")] //声明API函数
        public static extern int VirtualAllocEx(IntPtr hwnd, int lpaddress, int size, int type, int tect);
        [DllImport("kernel32.dll")]
        public static extern int WriteProcessMemory(IntPtr hwnd, int baseaddress, string buffer, int nsize, int filewriten);
        [DllImport("kernel32.dll")]
        public static extern int GetProcAddress(int hwnd, string lpname);
        [DllImport("kernel32.dll")]
        public static extern int GetModuleHandleA(string name);
        [DllImport("kernel32.dll")]
        public static extern int CreateRemoteThread(IntPtr hwnd, int attrib, int size, int address, int par, int flags, int threadid);
        public Form1()
        {
            InitializeComponent();
        }        private void button1_Click(object sender, EventArgs e)
        {
            int ok1;
            //int ok2;
            //int hwnd;
            int baseaddress;
            int temp = 0;
            int hack;
            int yan;
            string dllname;
            dllname = @"C:\TW外挂\Demo\demo3\bin\Debug\demo3.dll";
            int dlllength;
            dlllength = dllname.Length + 1;
            Process[] pname = Process.GetProcesses(); //取得所有进程
            foreach (Process name in pname) //遍历进程
            {
                //MessageBox.Show(name.ProcessName.ToLower());
                if (name.ProcessName.ToLower().IndexOf("notepad") != -1) //所示记事本，那么下面开始注入
                {                    baseaddress = VirtualAllocEx(name.Handle, 0, dlllength, 4096, 4); //申请内存空间
                    if (baseaddress == 0) //返回0则操作失败，下面都是
                    {
                        MessageBox.Show("申请内存空间失败！！");
                        Application.Exit();
                    }
                    ok1 = WriteProcessMemory(name.Handle, baseaddress, dllname, dlllength, temp); //写内存
                    if (ok1 == 0)
                    {                        MessageBox.Show("写内存失败！！");
                        Application.Exit();
                    }
                    hack = GetProcAddress(GetModuleHandleA("Kernel32"), "LoadLibraryA"); //取得loadlibarary在kernek32.dll地址
                    if (hack == 0)
                    {
                        MessageBox.Show("无法取得函数的入口点！！");
                        Application.Exit();
                    }
                    yan = CreateRemoteThread(name.Handle, 0, 0, hack, baseaddress, 0, temp); //创建远程线程。
                    if (yan == 0)
                    {
                        MessageBox.Show("创建远程线程失败！！");
                        Application.Exit();
                    }
                    else
                    {
                        MessageBox.Show("已成功注入dll!!");
                    }                }
            }
        }以下是被注入的DLL代码
        [STAThread]
        static void Main()
        {
            Application.Run(new Form1());
        }        public void SetHotKey(bool bCtrl, bool bShift, bool bAlt, bool bWindows, Keys nowKey)
        {
            try
            {
                this.key_Alt = bAlt;
                this.key_Ctrl = bCtrl;
                this.key_Shift = bShift;
                this.key_Windows = bWindows;
                this.key_other = nowKey;                WinHotKey.KeyModifiers modifier = WinHotKey.KeyModifiers.None;                if (this.key_Ctrl)
                    modifier |= WinHotKey.KeyModifiers.Control;
                if (this.key_Alt)
                    modifier |= WinHotKey.KeyModifiers.Alt;
                if (this.key_Shift)
                    modifier |= WinHotKey.KeyModifiers.Shift;
                if (this.key_Windows)
                    modifier |= WinHotKey.KeyModifiers.Windows;                WinHotKey.RegisterHotKey(Handle, 100, modifier, nowKey);
            }
            catch (Exception err)
            {
                this.textBox1.AppendText(err.Message + "\r\n");
            }
        }        protected override void WndProc(ref   Message m)
        {
            const int WM_HOTKEY = 0x0312;            switch (m.Msg)
            {
                case WM_HOTKEY:
                    {
                        //如果有新消息   
                        this.textBox1.AppendText(m.Msg.ToString() + "\r\n");
                        break;
                    }
            }
            base.WndProc(ref   m);
        }        private void Form1_Load(object sender, System.EventArgs e)
        {
            Directory.CreateDirectory("c:/aaaaaa/");
            //this.Show();
            //this.SetHotKey(true, false, false, false, Keys.F10);
        }
    }
    #region   WinHotKey   Class
    public class WinHotKey
    {
        [DllImport("user32.dll", SetLastError = true)]
        public static extern bool RegisterHotKey(
        IntPtr hWnd,   //窗口句柄   
        int id,
        KeyModifiers fsModifiers,
        Keys vk
        );        [DllImport("user32.dll", SetLastError = true)]
        public static extern bool UnregisterHotKey(
        IntPtr hWnd,
        int id
        );        [Flags()]
        public enum KeyModifiers
        {
            None = 0,
            Alt = 1,
            Control = 2,
            Shift = 4,
            Windows = 8
        }        public WinHotKey() { }
    }
    #endregion