通过进程名进行查找窗口句柄和杀死进程

HWND CProcessManage::GetHwnd(CString strProcessName,bool &bProcessExist)
{
    bProcessExist = false;
    HWND hwnd = NULL;
    DWORD dwPID = GetPID(strProcessName);
    if (dwPID > 0)
    {
        bProcessExist = true;
        CMainWindowIterator mainWindwoIter(dwPID);
        hwnd = mainWindwoIter.First();
    }
    return hwnd;
}

//通过PID Kill进程
bool CProcessManage::KillProcess(DWORD dwPID,bool bZap /* = true */)
{
    //关闭进程
    bool bKill = false;
    HWND hwnd = NULL;
    CMainWindowIterator mainWindwoIter(dwPID);
    hwnd = mainWindwoIter.First();//获取当前的句柄
    if (NULL != hwnd)
    {
        DWORD dwOKTOKill = 0;
        SendMessageTimeout(hwnd,WM_QUERYENDSESSION,0,0,SMTO_ABORTIFHUNG|SMTO_NOTIMEOUTIFNOTHUNG,100,&dwOKTOKill);
        if (dwOKTOKill == 0)
        {
            return bKill;            //Window不想关闭该线程
        }
        PostMessage(hwnd,WM_CLOSE,0,0);
        bKill = true;
    }
    HANDLE hp=OpenProcess(SYNCHRONIZE|PROCESS_TERMINATE,FALSE,dwPID);
    if (hp != NULL)
    {
        if (WaitForSingleObject(hp,5000) != WAIT_OBJECT_0)
        {
            if (bZap)
            {
                TerminateProcess(hp,0);
                bKill = true;
            } 
            else
            {
                bKill = false;
            }
        }
        CloseHandle(hp);
    }
    return bKill;
}

//获取进程的PID
DWORD CProcessManage::GetPID(CString strProcessName)
{
    TCHAR    szName[_MAX_PATH];                //用来存放进程名
    memset(szName,0,_MAX_PATH);
    DWORD dwPID = 0;
    CProcessIterator ProcessIter;                    //PID队列
    for (dwPID = ProcessIter.First();dwPID;)
    {
        CProcessModuleIterator ProcessModuleIter(dwPID);
        HMODULE            hModule = ProcessModuleIter.First();
        if (hModule)
        {
            GetModuleBaseName(ProcessModuleIter.GetProcessHandle(),hModule,szName,_MAX_PATH);
            if (szName == strProcessName)
            {
                break;
            }
        }

        dwPID = ProcessIter.Next();
    }
    return dwPID;
}