利用全局钩子 制作一个个性化的dota游戏改键！
dll部分：
// FileName: add.cpp #include <Windows.h>/* 定义全局变量 */ HWND g_hwnd = NULL; HHOOK g_hKeyboard = NULL;// 设置数据段 #pragma data_seg("MySec") static WORD g_keyNum[6]={0}; // 只有初始化过的才能用 static int g_signed = 0; #pragma data_seg() #pragma comment( linker,"/section:MySec,RWS" ) LRESULT CALLBACK KeyboardProc(int code, // hook codeWPARAM wParam, // virtual-key codeLPARAM lParam // keystroke-message information ) {for(int j=0; j<6; j++){if(wParam==g_keyNum[j] && !(lParam>>31) ){switch(j){case 0: keybd_event(VK_NUMPAD1,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD1,0,KEYEVENTF_KEYUP,0); return 1;case 1: keybd_event(VK_NUMPAD2,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD2,0,KEYEVENTF_KEYUP,0); return 1;case 2: keybd_event(VK_NUMPAD4,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD4,0,KEYEVENTF_KEYUP,0); return 1;case 3: keybd_event(VK_NUMPAD5,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD5,0,KEYEVENTF_KEYUP,0); return 1;case 4: keybd_event(VK_NUMPAD7,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD7,0,KEYEVENTF_KEYUP,0); return 1;case 5: keybd_event(VK_NUMPAD8,0,KEYEVENTF_EXTENDEDKEY,0); keybd_event(VK_NUMPAD8,0,KEYEVENTF_KEYUP,0); return 1;}}}return CallNextHookEx(g_hKeyboard,code,wParam,lParam); } _declspec(dllexport) void SetHook (WORD KeyNum[]) {for(int i=0; i<6; i++){g_keyNum[i] = KeyNum[i];}g_hKeyboard=SetWindowsHookEx(WH_KEYBOARD,KeyboardProc,GetModuleHandle(L"DLL.dll"),0); }_declspec(dllexport) void DelHook () {UnhookWindowsHookEx(g_hKeyboard);g_hKeyboard = NULL; }
主程序部分：
// DotaDlg.cpp : 实现文件 // #include "stdafx.h" #include "Dota.h" #include "DotaDlg.h" #include "afxdialogex.h"#pragma comment(lib, "DLL.lib")#ifdef _DEBUG #define new DEBUG_NEW #endif/* 全局变量 */ CDotaDlg * g_pt = NULL;HHOOK g_hook;/* 记录输入框是否有焦点 */ bool g_signNum[6] = {false}; /* 记录按下键的编码 */ WORD g_nkey[6] = {0}; /* 按键表 */ CString g_szkeyboard[200];// 用于应用程序“关于”菜单项的 CAboutDlg 对话框class CAboutDlg : public CDialogEx { public:CAboutDlg();// 对话框数据enum { IDD = IDD_ABOUTBOX };protected:virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持// 实现 protected:DECLARE_MESSAGE_MAP() };CAboutDlg::CAboutDlg() : CDialogEx(CAboutDlg::IDD) { }void CAboutDlg::DoDataExchange(CDataExchange* pDX) {CDialogEx::DoDataExchange(pDX); }BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx) END_MESSAGE_MAP()// CDotaDlg 对话框 CDotaDlg::CDotaDlg(CWnd* pParent /*=NULL*/): CDialogEx(CDotaDlg::IDD, pParent), m_num7(_T("")), m_num8(_T("")), m_num4(_T("")), m_num1(_T("")), m_num2(_T("")), m_num5(_T("")) {m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); }void CDotaDlg::DoDataExchange(CDataExchange* pDX) {CDialogEx::DoDataExchange(pDX);DDX_Text(pDX, IDC_EDIT_NUM7, m_num7);DDV_MaxChars(pDX, m_num7, 1);DDX_Text(pDX, IDC_EDIT_NUM8, m_num8);DDV_MaxChars(pDX, m_num8, 1);DDX_Text(pDX, IDC_EDIT_NUM4, m_num4);DDV_MaxChars(pDX, m_num4, 1);DDX_Text(pDX, IDC_EDIT_NUM1, m_num1);DDV_MaxChars(pDX, m_num1, 1);DDX_Text(pDX, IDC_EDIT_NUM2, m_num2);DDV_MaxChars(pDX, m_num2, 1);DDX_Text(pDX, IDC_EDIT_NUM5, m_num5);DDV_MaxChars(pDX, m_num5, 1); }BEGIN_MESSAGE_MAP(CDotaDlg, CDialogEx)ON_WM_SYSCOMMAND()ON_WM_PAINT()ON_WM_QUERYDRAGICON()ON_BN_CLICKED(IDC_BUTTON_EXIT, &CDotaDlg::OnBnClickedButtonExit)ON_EN_SETFOCUS(IDC_EDIT_NUM7, &CDotaDlg::OnEnSetfocusEditNum7)ON_WM_DESTROY()ON_EN_KILLFOCUS(IDC_EDIT_NUM7, &CDotaDlg::OnEnKillfocusEditNum7)ON_EN_SETFOCUS(IDC_EDIT_NUM8, &CDotaDlg::OnEnSetfocusEditNum8)ON_EN_KILLFOCUS(IDC_EDIT_NUM8, &CDotaDlg::OnEnKillfocusEditNum8)ON_EN_SETFOCUS(IDC_EDIT_NUM4, &CDotaDlg::OnEnSetfocusEditNum4)ON_EN_KILLFOCUS(IDC_EDIT_NUM4, &CDotaDlg::OnEnKillfocusEditNum4)ON_EN_SETFOCUS(IDC_EDIT_NUM5, &CDotaDlg::OnEnSetfocusEditNum5)ON_EN_KILLFOCUS(IDC_EDIT_NUM5, &CDotaDlg::OnEnKillfocusEditNum5)ON_EN_SETFOCUS(IDC_EDIT_NUM1, &CDotaDlg::OnEnSetfocusEditNum1)ON_EN_KILLFOCUS(IDC_EDIT_NUM1, &CDotaDlg::OnEnKillfocusEditNum1)ON_EN_SETFOCUS(IDC_EDIT_NUM2, &CDotaDlg::OnEnSetfocusEditNum2)ON_EN_KILLFOCUS(IDC_EDIT_NUM2, &CDotaDlg::OnEnKillfocusEditNum2)ON_WM_TIMER()ON_BN_CLICKED(IDC_BUTTON_HIDE, &CDotaDlg::OnBnClickedButtonHide)ON_MESSAGE(WM_SHOWTASK,OnShowTask) END_MESSAGE_MAP()/* 局部钩子处理程序 */ LRESULT CALLBACK KeyboardProc(int code, // hook codeWPARAM wParam, // virtual-key codeLPARAM lParam // keystroke-message information ) {/* 按一个键时 */if(wParam && !(lParam>>31)){//CString str;//str.Format(L"%d", wParam);//AfxMessageBox(str); POINT point;GetCaretPos(&point);for(int i=0; i<6; i++){if(g_signNum[i]) // 且某个输入框有输入焦点 {if(wParam != VK_BACK) //且按下的 不是 退格键 {switch(i){case 0: g_pt->m_num1 = g_szkeyboard[wParam]; g_nkey[0]=wParam; g_pt->UpdateData(FALSE); break;case 1: g_pt->m_num2 = g_szkeyboard[wParam]; g_nkey[1]=wParam; g_pt->UpdateData(FALSE); break;case 2: g_pt->m_num4 = g_szkeyboard[wParam]; g_nkey[2]=wParam; g_pt->UpdateData(FALSE); break;case 3: g_pt->m_num5 = g_szkeyboard[wParam]; g_nkey[3]=wParam; g_pt->UpdateData(FALSE); break;case 4: g_pt->m_num7 = g_szkeyboard[wParam]; g_nkey[4]=wParam; g_pt->UpdateData(FALSE); break;case 5: g_pt->m_num8 = g_szkeyboard[wParam]; g_nkey[5]=wParam; g_pt->UpdateData(FALSE); break;}}else // 按下退格键删除以前的改键 {switch(i){case 0: g_pt->m_num1 = ""; g_nkey[0]=0; g_pt->UpdateData(FALSE); break;case 1: g_pt->m_num2 = ""; g_nkey[1]=0; g_pt->UpdateData(FALSE); break;case 2: g_pt->m_num4 = ""; g_nkey[2]=0; g_pt->UpdateData(FALSE); break;case 3: g_pt->m_num5 = ""; g_nkey[3]=0; g_pt->UpdateData(FALSE); break;case 4: g_pt->m_num7 = ""; g_nkey[4]=0; g_pt->UpdateData(FALSE); break;case 5: g_pt->m_num8 = ""; g_nkey[5]=0; g_pt->UpdateData(FALSE); break;}}}}}//return CallNextHookEx(g_hook, code, wParam, lParam);return 1; }// CDotaDlg 消息处理程序 BOOL CDotaDlg::OnInitDialog() {CDialogEx::OnInitDialog();// 将“关于...”菜单项添加到系统菜单中。// IDM_ABOUTBOX 必须在系统命令范围内。ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX < 0xF000);CMenu* pSysMenu = GetSystemMenu(FALSE);if (pSysMenu != NULL){BOOL bNameValid;CString strAboutMenu;bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);ASSERT(bNameValid);if (!strAboutMenu.IsEmpty()){pSysMenu->AppendMenu(MF_SEPARATOR);pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);}}// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动// 执行此操作SetIcon(m_hIcon, TRUE); // 设置大图标SetIcon(m_hIcon, FALSE); // 设置小图标// TODO: 在此添加额外的初始化代码SetTimer(1, 1000, NULL); // 设置一个定时器g_pt = this;g_szkeyboard['0']="0";g_szkeyboard['1']="1";g_szkeyboard['2']="2";g_szkeyboard['3']="3";g_szkeyboard['4']="4";g_szkeyboard['5']="5";g_szkeyboard['6']="6";g_szkeyboard['7']="7";g_szkeyboard['8']="8";g_szkeyboard['9']="9";g_szkeyboard['A']="A";g_szkeyboard['B']="B";g_szkeyboard['C']="C";g_szkeyboard['D']="D";g_szkeyboard['E']="E";g_szkeyboard['F']="F";g_szkeyboard['G']="G";g_szkeyboard['H']="H";g_szkeyboard['I']="I";g_szkeyboard['J']="J";g_szkeyboard['K']="K";g_szkeyboard['L']="L";g_szkeyboard['M']="M";g_szkeyboard['N']="N";g_szkeyboard['O']="O";g_szkeyboard['P']="P";g_szkeyboard['Q']="Q";g_szkeyboard['R']="R";g_szkeyboard['S']="S";g_szkeyboard['T']="T";g_szkeyboard['U']="U";g_szkeyboard['V']="V";g_szkeyboard['W']="W";g_szkeyboard['X']="X";g_szkeyboard['Y']="Y";g_szkeyboard['Z']="Z";g_szkeyboard[144]="NUM LOCK";g_szkeyboard[96]="NUM 0";g_szkeyboard[97]="NUM 1";g_szkeyboard[98]="NUM 2";g_szkeyboard[99]="NUM 3";g_szkeyboard[100]="NUM 4";g_szkeyboard[101]="NUM 5";g_szkeyboard[102]="NUM 6";g_szkeyboard[103]="NUM 7";g_szkeyboard[104]="NUM 8";g_szkeyboard[105]="NUM 9";g_szkeyboard[106]="NUM *";g_szkeyboard[107]="NUM +";g_szkeyboard[109]="NUM -";g_szkeyboard[110]="NUM DEL";g_szkeyboard[111]="NUM /";g_szkeyboard[VK_F1]="F1";g_szkeyboard[VK_F2]="F2";g_szkeyboard[VK_F3]="F3";g_szkeyboard[VK_F4]="F4";g_szkeyboard[VK_F5]="F5";g_szkeyboard[VK_F6]="F6";g_szkeyboard[VK_F7]="F7";g_szkeyboard[VK_F8]="F8";g_szkeyboard[VK_F9]="F9";g_szkeyboard[VK_F10]="F10";g_szkeyboard[VK_F11]="F11";g_szkeyboard[VK_F12]="F12";g_szkeyboard[VK_ESCAPE]="ESC";g_szkeyboard[VK_TAB]="TAB";g_szkeyboard[VK_CAPITAL]="Caps Lock";g_szkeyboard[192]="`";g_szkeyboard[VK_SPACE]="Space";/* 安装局部钩子 */g_hook = SetWindowsHookEx(WH_KEYBOARD, KeyboardProc, NULL, GetCurrentThreadId());ReadKeyNum();return TRUE; // 除非将焦点设置到控件，否则返回 TRUE }void CDotaDlg::OnSysCommand(UINT nID, LPARAM lParam) {if ((nID & 0xFFF0) == IDM_ABOUTBOX){CAboutDlg dlgAbout;dlgAbout.DoModal();}else{CDialogEx::OnSysCommand(nID, lParam);} }// 如果向对话框添加最小化按钮，则需要下面的代码 // 来绘制该图标。对于使用文档/视图模型的 MFC 应用程序， // 这将由框架自动完成。void CDotaDlg::OnPaint() {if (IsIconic()){CPaintDC dc(this); // 用于绘制的设备上下文 SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);// 使图标在工作区矩形中居中int cxIcon = GetSystemMetrics(SM_CXICON);int cyIcon = GetSystemMetrics(SM_CYICON);CRect rect;GetClientRect(&rect);int x = (rect.Width() - cxIcon + 1) / 2;int y = (rect.Height() - cyIcon + 1) / 2;// 绘制图标 dc.DrawIcon(x, y, m_hIcon);}else{CDialogEx::OnPaint();} }//当用户拖动最小化窗口时系统调用此函数取得光标 //显示。 HCURSOR CDotaDlg::OnQueryDragIcon() {return static_cast<HCURSOR>(m_hIcon); }BOOL CDotaDlg::PreTranslateMessage (MSG * pMsg) {switch(pMsg->wParam){case VK_ESCAPE: // 屏蔽ESC键return TRUE;}return CDialog::PreTranslateMessage(pMsg); }void CDotaDlg::OnBnClickedButtonExit() {//OnNotifyMsg(); SendMessage(WM_CLOSE); }void CDotaDlg::OnDestroy() {CDialogEx::OnDestroy();g_pt = NULL;KillTimer(1);/* 卸载钩子 */UnhookWindowsHookEx(g_hook); }void CDotaDlg::OnEnSetfocusEditNum7() {g_signNum[4] = true; }void CDotaDlg::OnEnKillfocusEditNum7() {g_signNum[4] = false; }void CDotaDlg::OnEnSetfocusEditNum8() {g_signNum[5] = true; }void CDotaDlg::OnEnKillfocusEditNum8() {g_signNum[5] = false; }void CDotaDlg::OnEnSetfocusEditNum4() {g_signNum[2] = true; }void CDotaDlg::OnEnKillfocusEditNum4() {g_signNum[2] = false; }void CDotaDlg::OnEnSetfocusEditNum5() {g_signNum[3] = true; }void CDotaDlg::OnEnKillfocusEditNum5() {g_signNum[3] = false; }void CDotaDlg::OnEnSetfocusEditNum1() {g_signNum[0] = true; }void CDotaDlg::OnEnKillfocusEditNum1() {g_signNum[0] = false; }void CDotaDlg::OnEnSetfocusEditNum2() {g_signNum[1] = true; }void CDotaDlg::OnEnKillfocusEditNum2() {g_signNum[1] = false; }_declspec(dllimport) void SetHook (WORD KeyNum[]); _declspec(dllimport) void DelHook ();void CDotaDlg::OnTimer(UINT_PTR nIDEvent) {static int sign = 1;HWND hwnd = NULL;hwnd = ::FindWindow(L"Warcraft III",0); // 获得顶层窗口句柄if(hwnd == ::GetForegroundWindow()) // 得到前台窗口句柄 {if(sign){//MessageBox(L"找到目标进程了");//DelHook(); SetHook(g_nkey); // 安装钩子。sign = 0;}}else{DelHook();sign = 1;}CDialogEx::OnTimer(nIDEvent); }_declspec(dllimport) void SetHook (WORD KeyNum[]); void CDotaDlg::OnBnClickedButtonHide() {//SetHook(g_nkey); CStdioFile file;CString str;CFileException mExcept;file.Open(L"Key.ini", CFile::modeCreate|CFile::modeReadWrite, &mExcept);file.SeekToEnd();str.Format(L"@%d-->1@\n@%d-->2@\n@%d-->4@\n@%d-->5@\n@%d-->7@\n@%d-->8@\n",g_nkey[0], g_nkey[1], g_nkey[2], g_nkey[3], g_nkey[4], g_nkey[5]);file.WriteString(str);file.Close();NOTIFYICONDATA nid; nid.cbSize=(DWORD)sizeof(NOTIFYICONDATA); nid.hWnd=this->m_hWnd; nid.uID=IDR_MAINFRAME; nid.uFlags=NIF_ICON|NIF_MESSAGE|NIF_TIP ; nid.uCallbackMessage=WM_SHOWTASK;//自定义的消息名称 nid.hIcon=LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME)); wcscpy(nid.szTip, L"冬雪简易改键"); //信息提示条 Shell_NotifyIcon(NIM_ADD,&nid); //在托盘区添加图标 ShowWindow(SW_HIDE); //隐藏主窗口 }void CDotaDlg::ReadKeyNum(void) {CStdioFile file;if(file.Open(L"Key.ini", CFile::modeRead)){CString buffer;char buf[4];int i;int j = 0;memset(buf,0,4);while(file.ReadString(buffer)){i = 0;for(i=0; i<4; i++){buf[i]=char(buffer.GetAt(1+i));if(buf[i] == '-'){buf[i] = '\0';break;}}g_nkey[j] = (WORD)atol(buf);if(g_nkey[j]){switch(j){case 0 : m_num1=g_szkeyboard[g_nkey[0]]; break;case 1 : m_num2=g_szkeyboard[g_nkey[1]]; break;case 2 : m_num4=g_szkeyboard[g_nkey[2]]; break;case 3 : m_num5=g_szkeyboard[g_nkey[3]]; break;case 4 : m_num7=g_szkeyboard[g_nkey[4]]; break;case 5 : m_num8=g_szkeyboard[g_nkey[5]]; break;}}j++;}UpdateData(FALSE);file.Close();} }void CDotaDlg::ToTray() { NOTIFYICONDATA nid; nid.cbSize=(DWORD)sizeof(NOTIFYICONDATA); nid.hWnd=this->m_hWnd; nid.uID=IDR_MAINFRAME; nid.uFlags=NIF_ICON|NIF_MESSAGE|NIF_TIP ; nid.uCallbackMessage=WM_SHOWTASK;//自定义的消息名称 nid.hIcon=LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME)); wcscpy(nid.szTip,L"冬雪简易改键"); //信息提示条 Shell_NotifyIcon(NIM_ADD,&nid); //在托盘区添加图标 ShowWindow(SW_HIDE); //隐藏主窗口 }LRESULT CDotaDlg::OnShowTask(WPARAM wParam,LPARAM lParam) { if(wParam!=IDR_MAINFRAME) return 1; switch(lParam) { case WM_RBUTTONUP://右键起来时弹出快捷菜单，这里只有一个“关闭” { LPPOINT lpoint= new tagPOINT; ::GetCursorPos(lpoint);//得到鼠标位置 CMenu menu; menu.CreatePopupMenu();//声明一个弹出式菜单 //增加菜单项“关闭”，点击则发送消息WM_DESTROY给主窗口（已 //隐藏），将程序结束。 menu.AppendMenu(MF_STRING,WM_DESTROY,L"关闭"); // menu.AppendMenu(MF_STRING,WM_DESTROY,"设置..."); //确定弹出式菜单的位置 menu.TrackPopupMenu(TPM_LEFTALIGN,lpoint->x,lpoint->y,this); //资源回收 HMENU hmenu=menu.Detach(); menu.DestroyMenu(); delete lpoint; } break; case WM_LBUTTONDBLCLK://双击左键的处理 { ShowWindow(SW_SHOWNORMAL);//简单的显示主窗口完事儿 SW_SHOW则错误 // this->SetForegroundWindow(); // 置顶显示 //~DeleteTray(); } break; default: break; } return 0; }
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