C# 游戏外挂实现核心代码

最近经朋友介绍开始玩 密传 网络游戏
升级升级，突然觉得太费键盘，于是自己用C#写了一个程序，想代替我的操作，自己去打怪物，自己升级
用这个东西升了好多级了，现在把源码贴出来，和大家共享，欢迎大家批评指正，感激不尽。
程序大概分成两个部分，一个部分是类库，一个是应用程序
大概的思路就是找到游戏进程的主窗口句柄，然后发送游戏按键消息（模拟按键）。


XDF.GamePlugInCommon 类库项目

//API.cs 文件，定义一些常用API函数及常量

using System;
using System.IO;
using System.Threading;
using System.Diagnostics;
using System.Runtime.InteropServices;

namespace XDF.GamePlugInCommon
{
/// <summary>
/// API 的摘要说明。
/// </summary>
public sealed class API
{
public static int WM_KEYDOWN = 0x0100;
public static int WM_KEYUP = 0x0101;
public static int WM_SYSKEYDOWN = 0x0104;
public static int WM_SYSKEYUP = 0x0105;

public static int WM_MOUSEMOVE = 0x0200;
public static int WM_LBUTTONDOWN = 0x0201;
public static int WM_LBUTTONUP = 0x0202;
public static int WM_LBUTTONDBLCLK = 0x0203;
public static int WM_RBUTTONDOWN = 0x0204;
public static int WM_RBUTTONUP = 0x0205;
public static int WM_RBUTTONDBLCLK = 0x0206;
public static int WM_USER = 0x0400;

public static int MK_LBUTTON = 0x0001;
public static int MK_RBUTTON = 0x0002;
public static int MK_SHIFT = 0x0004;
public static int MK_CONTROL = 0x0008;
public static int MK_MBUTTON = 0x0010;

public static int MK_XBUTTON1 = 0x0020;
public static int MK_XBUTTON2 = 0x0040;

[DllImport("user32.dll")]
public static extern int SendMessage(IntPtr hWnd,int Msg,int wParam,int lParam);

//此处主要用来让窗口置于最前(SetWindowPos(this.Handle,-1,0,0,0,0,0x4000|0x0001|0x0002);)
[System.Runtime.InteropServices.DllImport("user32.dll")]
public static extern bool SetWindowPos(IntPtr hWnd,
int hWndInsertAfter,
int X,
int Y,
int cx,
int cy,
int uFlags
);

/// <summary>
/// 窗口置前
/// </summary>
/// <param name="hWnd"></param>
public static void SetWindowPos(IntPtr hWnd)
{
SetWindowPos(hWnd,-1,0,0,0,0,0x4000|0x0001|0x0002);
}

/// <summary>
///
/// </summary>
/// <param name="processName"></param>
/// <returns></returns>
public static Process GetGameProcess(string processName)
{
Process pro = null;
Process[] pros = Process.GetProcessesByName(processName);
if(pros.Length > 0)
{
pro = pros[0];
}
return pro;
}
}
}


项目（应用程序）
XDF.TantraPlugIn
//ControlItem.cs
using System;
using System.IO;
using System.Xml.Serialization;

namespace XDF.TantraPlugIn
{
/// <summary>
/// ControlItem 的摘要说明。
/// </summary>
[Serializable]
public sealed class ControlItem
{
private string m_Name = "";
public string Name
{
get
{
return this.m_Name;
}
set
{
this.m_Name = value;
}
}
private char m_KeyChar = 'a';
public char KeyChar
{
get
{
return this.m_KeyChar;
}
set
{
this.m_KeyChar = value;
}
}
private int m_DelayTime = 100;
public int DelayTime
{
get
{
return this.m_DelayTime;
}
set
{
this.m_DelayTime = value;
}
}
public ControlItem()
{

}
}
[Serializable]
public sealed class ControlItemCollection : System.Collections.CollectionBase
{
public ControlItem this[int index]
{
get
{
return (ControlItem)List[index];
}
set
{
List[index] = value;
}
}
public ControlItemCollection()
{
}
public int Add(ControlItem item)
{
return List.Add(item);
}
public void Remove(ControlItem item)
{
List.Remove(item);
}
}
}

//TantraConfig.cs
using System;
using System.IO;
using System.Xml.Serialization;

namespace XDF.TantraPlugIn
{
/// <summary>
/// TantraConfig 的摘要说明。
/// </summary>
[Serializable]
public class TantraConfig
{
private ControlItemCollection m_KillControls = new ControlItemCollection();
public ControlItemCollection KillControls
{
get
{
return this.m_KillControls;
}
set
{
this.m_KillControls = value;
}
}
private ControlItemCollection m_BloodControls = new ControlItemCollection();
public ControlItemCollection BloodControls
{
get
{
return this.m_BloodControls;
}
set
{
this.m_BloodControls = value;
}
}

private int m_BloodRate = 25;

public int BloodRate
{
get
{
return this.m_BloodRate;
}
set
{
this.m_BloodRate = value;
}
}

private string m_ProcessName = "HTLauncher";

public string ProcessName
{
get
{
return this.m_ProcessName;
}
set
{
this.m_ProcessName = value;
}
}

public TantraConfig()
{

}

public bool Save(string file)
{
bool result = false;
try
{
FileStream fs = new FileStream(file,FileMode.Create,FileAccess.Write);
XmlSerializer xsl = new XmlSerializer(this.GetType());
xsl.Serialize(fs,this);
fs.Close();
result = true;
}
catch
{
result = false;
}
return result;
}
public static TantraConfig LoadFromFile(string file)
{
TantraConfig config = null;
try
{
FileStream fs = new FileStream(file,FileMode.Open,FileAccess.Read);
XmlSerializer xsl = new XmlSerializer(typeof(TantraConfig));
config = (TantraConfig)xsl.Deserialize(fs);
fs.Close();
}
catch
{

}
return config;
}
}
}


//Frmmain.cs
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Threading;

using XDF.GamePlugInCommon;

namespace XDF.TantraPlugIn
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Frmmain : System.Windows.Forms.Form
{
private System.Windows.Forms.Button btnSetup;
private System.Windows.Forms.Timer timerMain;
private System.Windows.Forms.Button btnStart;
private System.ComponentModel.IContainer components;

public Frmmain()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();


this.Closing +=new CancelEventHandler(Frmmain_Closing);
}

/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}

#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Frmmain));
this.btnStart = new System.Windows.Forms.Button();
this.btnSetup = new System.Windows.Forms.Button();
this.timerMain = new System.Windows.Forms.Timer(this.components);
this.SuspendLayout();
//
// btnStart
//
this.btnStart.Location = new System.Drawing.Point(8, 16);
this.btnStart.Name = "btnStart";
this.btnStart.Size = new System.Drawing.Size(65, 22);
this.btnStart.TabIndex = 0;
this.btnStart.Text = "开始(&S)";
this.btnStart.Click += new System.EventHandler(this.btnStart_Click);
//
// btnSetup
//
this.btnSetup.Location =