winform版的dota改键器

从网上找的源码很不齐全,自己补充了一下,有兴趣的可以看看。

首先是建立一个hook类WFChangeKey

winform版的dota改键器
using System;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace WFChangeKey
{
    class KeyboardHook
    {
        private const int WM_KEYDOWN = 0x100;//按下消息
        private const int WM_KEYUP = 0x101;//松开消息
        private const int WM_SYSKEYDOWN = 0x104;
        private const int WM_SYSKEYUP = 0x105;
        public event KeyEventHandler OnKeyDownEvent;
        public event KeyEventHandler OnKeyUpEvent;
        public event KeyPressEventHandler OnKeyPressEvent;
        private static int hKeyboardHook = 0;
        public const int WH_KEYBOARD_LL = 13;
        public delegate int HookProc(int nCode, Int32 wParam, IntPtr lParam);

        private HookProc keyboardHookProc;

        [StructLayout(LayoutKind.Sequential)]
        public class KeyboardHookStruct
        {
            public int vkCode;
            public int scanCode;
            public int flags;
            public int time;
        }
        //安装钩子
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        public static extern int SetWindowsHookEx(int idHook, HookProc lpfn, IntPtr hInstance, int threadId);
        //下一个钩子
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        public static extern int CallNextHookEx(int idHook, int nCode, Int32 wParam, IntPtr lParam);
        //卸载钩子
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        public static extern bool UnhookWindowsHookEx(int idHook);

        private int KeyboardHookProc(int nCode, Int32 wParam, IntPtr lParam)
        {
            if ((nCode >= 0) && ((OnKeyDownEvent != null) || (OnKeyPressEvent != null) || (OnKeyUpEvent != null)))
            {
                KeyboardHookStruct myKeyboardHookStruct =
                    (KeyboardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyboardHookStruct));
                if (OnKeyDownEvent != null && (wParam == WM_KEYDOWN || wParam == WM_SYSKEYDOWN))
                {
                    Keys keyData = (Keys)myKeyboardHookStruct.vkCode;
                    KeyEventArgs e = new KeyEventArgs(keyData);
                    OnKeyDownEvent(this, e);
                }
            }
            return CallNextHookEx(hKeyboardHook, nCode, wParam, lParam);
        }

        public void Start()
        {
            if (hKeyboardHook == 0)
            {
                keyboardHookProc = new HookProc(KeyboardHookProc);
                using (System.Diagnostics.Process curProcess = System.Diagnostics.Process.GetCurrentProcess())
                using (System.Diagnostics.ProcessModule curModule = curProcess.MainModule)
                    hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, keyboardHookProc,
                        GetModule(curModule.ModuleName),0);
                if (hKeyboardHook == 0)
                {
                    Stop();
                    throw new Exception("找不到对应句柄!");
                }
            }
        }

        private IntPtr GetModule(string name)
        {
            Module m = null;
            Module[] modules = Assembly.GetExecutingAssembly().GetModules();
            foreach (var module in modules)
            {
                if (module.Name == name)
                    m = module;
            }
            return Marshal.GetHINSTANCE(m);
        }


        public void Stop()
        {
            bool retKeyboard = true;
            if (hKeyboardHook != 0)
            {
                retKeyboard = UnhookWindowsHookEx(hKeyboardHook);
                hKeyboardHook = 0;
            }
            if (!retKeyboard)
            {
                throw new Exception("关闭程序失败!");
            }
        }

        public KeyboardHook()
        {
            Start();
        }

        ~KeyboardHook()
        {
            Stop();
        }
    }
}
winform版的dota改键器

然后在form中监听事件

winform版的dota改键器
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms;

namespace WFChangeKey
{
    public partial class Form1 : Form
    {
        KeyboardHook hook = new KeyboardHook();
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            hook.OnKeyDownEvent += new KeyEventHandler(hook_OnKeyDownEvent);
        }

        [DllImport("USER32.dll")]
        public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);

        [DllImport("USER32.dll")]
        public static extern IntPtr SetForegroundWindow(IntPtr hWnd);
        private bool isHookEnable = false;

        private const int WM_KEYDOWN = 0x100;
        private const int WM_KEYUP = 0x101;
        private IntPtr war3;
        void hook_OnKeyDownEvent(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Scroll)
            {
                isHookEnable = !isHookEnable;
                this.Text = isHookEnable ? "开启" : "关闭";
                notifyIcon1.Text = this.Text;
            }
            if (isHookEnable)
            {
                war3 = FindWindow(null, "Warcraft III");
                if (war3 != IntPtr.Zero)
                {
                    SetForegroundWindow(war3);
                    string key = e.KeyCode.ToString();
                    if (key == textBox1.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad7, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad7, 0);
                    }
                    else if (key == textBox2.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad8, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad8, 0);
                    }
                    else if (key == textBox3.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad4, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad4, 0);
                    }
                    else if (key == textBox4.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad5, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad5, 0);
                    }
                    else if (key == textBox5.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad1, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad1, 0);
                    }
                    else if (key == textBox6.Text)
                    {
                        SendMessage(war3, WM_KEYDOWN, (int)Keys.NumPad2, 0);
                        SendMessage(war3, WM_KEYUP, (int)Keys.NumPad2, 0);
                    }
                    
                    //MessageBox.Show(e.KeyCode.ToString());
                }
                else
                {
                    //throw new Exception("找不到war3!");
                }
            }
        }

        [DllImport("USER32.DLL")]
        public static extern int SendMessage(IntPtr hWnd, uint Msg, int wParam, int lParam);

        private void button1_Click(object sender, EventArgs e)
        {
            if (button1.Text == "启动")
            {
                isHookEnable = true;
                button1.Text = "关闭";
            }
            else
            {
                isHookEnable = false;
                button1.Text = "启动";
            }
        }

        private void textBox_KeyDown(object sender, KeyEventArgs e)
        {
            TextBox tb = sender as TextBox;
            tb.Text = e.KeyCode.ToString();
            this.SelectNextControl(this.ActiveControl, true, true, true, false);
        }


    }
}
winform版的dota改键器

winform版的dota改键器

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