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#include <TlHelp32.h> //根据进程名获取进程ID BOOL GetPidByProcessName(TCHAR *pProcess, DWORD*dwPid) { HANDLE hSnapshot; PROCESSENTRY32 lppe; //创建系统快照 hSnapshot = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, NULL); if (hSnapshot == NULL) return FALSE; //初始化 lppe 的大小 lppe.dwSize = sizeof(lppe); //查找第一个进程 if (!::Process32First(hSnapshot, &lppe)) return FALSE; do { if(_tcscmp(lppe.szExeFile, pProcess) == 0) { *dwPid = lppe.th32ProcessID; } } while (::Process32Next(hSnapshot, &lppe)); //查找下一个进程 return TRUE; } //根据进程ID获取窗口句柄 HWND GetHwndByPid(DWORD dwProcessID) { //返回Z序顶部的窗口句柄 HWND hWnd = ::GetTopWindow(0); while ( hWnd ) { DWORD pid = 0; //根据窗口句柄获取进程ID DWORD dwTheardId = ::GetWindowThreadProcessId( hWnd,&pid); if (dwTheardId != 0) { if ( pid == dwProcessID ) { return hWnd; } } //返回z序中的前一个或后一个窗口的句柄 hWnd = ::GetNextWindow(hWnd , GW_HWNDNEXT); } return hWnd; }
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原文地址:http://www.cnblogs.com/liangxiaofeng/p/4316109.html