外挂编程

开发平台：
Visual C++

dlg2.cpp：源码内容
							// dlg2.cpp : 实现文件
//
#include "stdafx.h"
#include "WarH.h"
#include "MyEdit.h"
#include "dlg2.h"
CDlg2* g_pDlg2;
HHOOK g_hKeyboard;
BOOL bClipCursor = TRUE;
void InitHOOK();
// CDlg2 对话框
IMPLEMENT_DYNAMIC(CDlg2, CDialog)
CDlg2::CDlg2(CWnd* pParent /*=NULL*/)
	: CDialog(CDlg2::IDD, pParent)
{
}
CDlg2::~CDlg2()
{
}
void CDlg2::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_KEY7, m_Key7);
	DDX_Control(pDX, IDC_KEY8, m_Key8);
	DDX_Control(pDX, IDC_KEY4, m_Key4);
	DDX_Control(pDX, IDC_KEY5, m_Key5);
	DDX_Control(pDX, IDC_KEY1, m_Key1);
	DDX_Control(pDX, IDC_KEY2, m_Key2);
	DDX_Control(pDX, IDC_KEY10, m_Key10);
	DDX_Control(pDX, IDC_KEY11, m_Key11);
	DDX_Control(pDX, IDC_KEY20, m_Key20);
	DDX_Control(pDX, IDC_KEY21, m_Key21);
	DDX_Control(pDX, IDC_KEY30, m_Key30);
	DDX_Control(pDX, IDC_KEY31, m_Key31);
	DDX_Control(pDX, IDC_KEY40, m_Key40);
	DDX_Control(pDX, IDC_KEY41, m_Key41);
	DDX_Control(pDX, IDC_KEY50, m_Key50);
	DDX_Control(pDX, IDC_KEY51, m_Key51);
}
BEGIN_MESSAGE_MAP(CDlg2, CDialog)
	ON_BN_CLICKED(IDC_SAVE1, &CDlg2::OnBnClickedSave1)
	ON_BN_CLICKED(IDC_READ2, &CDlg2::OnBnClickedRead2)
	ON_WM_CTLCOLOR()
END_MESSAGE_MAP()
// CDlg2 消息处理程序
BOOL CDlg2::OnInitDialog()
{
	BOOL bResult = CDialog::OnInitDialog();
	
	::SendMessage(m_Key1.m_hWnd, WM_INIT, 97, 0);
	::SendMessage(m_Key2.m_hWnd, WM_INIT, 98, 0);
	::SendMessage(m_Key4.m_hWnd, WM_INIT, 100, 0);
	::SendMessage(m_Key5.m_hWnd, WM_INIT, 101, 0);
	::SendMessage(m_Key7.m_hWnd, WM_INIT, 103, 0);
	::SendMessage(m_Key8.m_hWnd, WM_INIT, 104, 0);
	::SendMessage(m_Key11.m_hWnd, WM_INIT, 0, (LPARAM)m_Key10.m_hWnd);
	::SendMessage(m_Key21.m_hWnd, WM_INIT, 0, (LPARAM)m_Key20.m_hWnd);
	::SendMessage(m_Key31.m_hWnd, WM_INIT, 0, (LPARAM)m_Key30.m_hWnd);
	::SendMessage(m_Key41.m_hWnd, WM_INIT, 0, (LPARAM)m_Key40.m_hWnd);
	::SendMessage(m_Key51.m_hWnd, WM_INIT, 0, (LPARAM)m_Key50.m_hWnd);
	::SendMessage(m_Key10.m_hWnd, WM_INIT, 0, 0);
	::SendMessage(m_Key20.m_hWnd, WM_INIT, 0, 0);
	::SendMessage(m_Key30.m_hWnd, WM_INIT, 0, 0);
	::SendMessage(m_Key40.m_hWnd, WM_INIT, 0, 0);
	::SendMessage(m_Key50.m_hWnd, WM_INIT, 0, 0);
	OnBnClickedRead2();
	g_pDlg2 = this;
	InitHOOK();
	
	return bResult;
}
void CDlg2::OnBnClickedSave1()
{
	// TODO: 在此添加控件通知处理程序代码
	m_Key1.SaveKey(1);
	m_Key2.SaveKey(2);
	m_Key4.SaveKey(4);
	m_Key5.SaveKey(5);
	m_Key7.SaveKey(7);
	m_Key8.SaveKey(8);
	m_Key11.SaveKey(11);
	m_Key21.SaveKey(21);
	m_Key31.SaveKey(31);
	m_Key41.SaveKey(41);
	m_Key51.SaveKey(51);
	MessageBox(_T("保存成功!"), _T("Message: o(∩_∩)o"), MB_OK);
}
void CDlg2::OnBnClickedRead2()
{
	// TODO: 在此添加控件通知处理程序代码
	m_Key1.ReadKey(1);
	m_Key2.ReadKey(2);
	m_Key4.ReadKey(4);
	m_Key5.ReadKey(5);
	m_Key7.ReadKey(7);
	m_Key8.ReadKey(8);
	m_Key11.ReadKey(11);
	m_Key21.ReadKey(21);
	m_Key31.ReadKey(31);
	m_Key41.ReadKey(41);
	m_Key51.ReadKey(51);
}
HBRUSH CDlg2::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
	// TODO:  在此更改 DC 的任何属性
	int nID = pWnd->GetDlgCtrlID();
	switch (nID)
	{
	case IDC_STATIC0:
		pDC->SetTextColor(RGB(0, 0, 255));
		break;
	default:
		pDC->SetTextColor(RGB(255, 0, 0));
	}
	// TODO:  如果默认的不是所需画笔，则返回另一个画笔
	return hbr;
}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////
void EnableEdits(BOOL bEnable)
{
	g_pDlg2->m_Key1.EnableWindow(bEnable);
	g_pDlg2->m_Key2.EnableWindow(bEnable);
	g_pDlg2->m_Key4.EnableWindow(bEnable);
	g_pDlg2->m_Key5.EnableWindow(bEnable);
	g_pDlg2->m_Key7.EnableWindow(bEnable);
	g_pDlg2->m_Key8.EnableWindow(bEnable);
	g_pDlg2->m_Key10.EnableWindow(bEnable);
	g_pDlg2->m_Key11.EnableWindow(bEnable);
	g_pDlg2->m_Key20.EnableWindow(bEnable);
	g_pDlg2->m_Key21.EnableWindow(bEnable);
	g_pDlg2->m_Key30.EnableWindow(bEnable);
	g_pDlg2->m_Key31.EnableWindow(bEnable);
	g_pDlg2->m_Key40.EnableWindow(bEnable);
	g_pDlg2->m_Key41.EnableWindow(bEnable);
	g_pDlg2->m_Key50.EnableWindow(bEnable);
	g_pDlg2->m_Key51.EnableWindow(bEnable);
}
LRESULT CALLBACK LowLevelKeyboardProc(int nCode, WPARAM wParam, LPARAM lParam)
{
	PKBDLLHOOKSTRUCT pKey;
	pKey = (PKBDLLHOOKSTRUCT)lParam;//初始化对象
	
	switch(nCode)
	{
	case HC_ACTION:
		switch (wParam)
		{
		case WM_SYSKEYDOWN:
			switch (pKey->vkCode)
			{
			case VK_RMENU:
				if (theApp.m_bShowHP)
				{
					keybd_event(0xDB, 0, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
					keybd_event(0xDD, 0, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
				}
				else
				{
					keybd_event(0xDB, 0, KEYEVENTF_EXTENDEDKEY, 0);
					keybd_event(0xDD, 0, KEYEVENTF_EXTENDEDKEY, 0);
				}
				theApp.m_bShowHP = !theApp.m_bShowHP;
				break; 
			
			}
		
		case WM_KEYDOWN:
			switch (pKey->vkCode)
			{
			case VK_DIVIDE:
				theApp.m_bChangeKey = !theApp.m_bChangeKey;
				EnableEdits(!theApp.m_bChangeKey );
				break;
			case VK_MULTIPLY:
				if (theApp.m_bActive)
				{
					HWND hWnd=::GetForegroundWindow();
					if (bClipCursor)
					{
						bClipCursor = 0;
						CRect r;
						CRect c;
						::GetWindowRect(hWnd, &r);
						::GetClientRect(hWnd, &c);
						CRect Clip;
						Clip.right = r.right - 4;
						Clip.bottom = r.bottom - 4;
						Clip.top = r.bottom - ( c.bottom - c.top ) - 3;
						Clip.left = r.right - ( c.right - c.left ) - 3;
					
						::ClipCursor(&Clip);
					}
					else
					{
						bClipCursor = 1;
						::ClipCursor(NULL);
					}
				}
				break;
			}
		case WM_KEYUP:
		case WM_SYSKEYUP:
			if (pKey->vkCode == VK_LWIN)//屏蔽win键
			{
				return TRUE;
			}
			break;
		}
	}

	return CallNextHookEx(g_hKeyboard, nCode, wParam, lParam);//传给系统继续处理
}
//初始化钩子
void InitHOOK()
{
	g_hKeyboard = SetWindowsHookEx(WH_KEYBOARD_LL, LowLevelKeyboardProc, (HINSTANCE)0x00400000, 0);//安装钩子
}
//卸载钩子
void StopHOOK()
{
    UnhookWindowsHookEx(g_hKeyboard);//卸载钩子
}

						