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//ID--HANDLE--HWND三者之间的互相转换

//id->句柄     hWnd = ::GetDlgItem(hParentWnd, id); //id->指针     CWnd::GetDlgItem(); //句柄->id     id = GetWindowLong(hWnd, GWL_ID); //句柄->指针    CWnd *pWnd = CWnd::FromHandle(hWnd); //指针->ID     id = GetWindowLong(pWnd->GetSafeHwnd, GWL_ID); //GetDlgCtrlID(); //指针->句柄    hWnd = cWnd.GetSafeHandle() or mywnd->m_hWnd; //句柄->指针

CWnd* GetCwndByHwnd(HWND hWnd) {

CWnd *pWnd = CWnd::FromHandle(hWnd);

return pWnd;

}

//指针->句柄 HWND GetCwndByHwnd(CWnd cWnd) {

HWND hWnd = cWnd.GetSafeHwnd();  // mywnd->m_hWndreturn hWnd;

}  

 

//通过窗口标题名杀进程

BOOL FindProcessHandleAndKill(const CString &sWndName) {

HWND   hWnd;

DWORD   ProcessID;

HANDLE   hProcess;

hWnd = ::FindWindow(NULL, sWndName);

if (hWnd == NULL)

{

return   FALSE;

}

else

{

if (GetWindowThreadProcessId(hWnd, &ProcessID) == 0)

{

return   FALSE;

}

else

{

hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, ProcessID);

if (hProcess == NULL)

{

return   FALSE;

}

else

{

if (TerminateProcess(hProcess, 0))

{

return   TRUE;

}

else

{

return   FALSE;

}

}

}

}

}  

 

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