CSingleLock::IsLocked
CSingleLock のオブジェクトに関連付けられたオブジェクトが nonsignaled かどうかを判断します (使用できません)。
BOOL IsLocked( );
戻り値
オブジェクトがロックされた場合、; それ以外の場合は 0。
使用例
// m_Mutex is a data member (of type CMutex)
// of an existing class that implements the resource being shared.
// Relate the synchronization object (m_Mutex) with
// our CSingleLock object.
CSingleLock singleLock(&m_Mutex);
// Attempt to lock the shared resource
singleLock.Lock(100); // Wait 100 ms...
// Has the resource been successfully locked?
if (singleLock.IsLocked())
{
// We were able to lock the resource;
// we may now work with the data associated with the mutex...
// Now that we are finished, unlock the resource for others.
singleLock.Unlock();
}
必要条件
Header: afxmt.h