DocumentServer/ActiveX/Common/BaseThread.h
nikolay ivanov a8be6b9e72 init repo
2014-07-05 18:22:49 +00:00

139 lines
3.4 KiB
C++

/*
* (c) Copyright Ascensio System SIA 2010-2014
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
#pragma once
class CBaseThread
{
public:
CBaseThread(DWORD_PTR dwAffinityMask)
: m_bRunThread(FALSE)
, m_hThread(NULL)
, m_lPercents(0)
, m_lError(0)
, m_dwAffinityMask(dwAffinityMask)
, m_bSuspend(FALSE)
{
if (0==m_dwAffinityMask)
{
DWORD_PTR dwProcessAffinityMask = 0;
DWORD_PTR dwSystemAffinityMask = 0;
if (GetProcessAffinityMask(GetCurrentProcess(), &dwProcessAffinityMask, &dwSystemAffinityMask))
m_dwAffinityMask = dwProcessAffinityMask;
}
}
virtual ~CBaseThread()
{
Stop();
}
virtual void Start(long lPriority)
{
if (m_bRunThread)
return;
m_lError = 0;
m_bSuspend = FALSE;
StartThread();
SetThreadPriority(m_hThread, lPriority);
m_lThreadPriority = lPriority;
}
virtual void Suspend()
{
m_bSuspend = TRUE;
}
virtual void Resume()
{
m_bSuspend = FALSE;
}
virtual void Stop()
{
if (!m_bRunThread)
return;
m_bRunThread = FALSE;
if (NULL!=m_hThread)
WaitForSingleObject(m_hThread,INFINITE);
RELEASEHANDLE(m_hThread);
}
inline BOOL IsSuspended() const
{
return m_bSuspend;
}
inline BOOL IsRunned() const
{
return m_bRunThread;
}
inline long GetPercents() const
{
return m_lPercents;
}
inline long GetError() const
{
return m_lError;
}
inline HANDLE GetHandle()
{
return m_hThread;
}
inline int GetPriority()
{
return GetThreadPriority(m_hThread);
}
protected:
HANDLE m_hThread;
BOOL m_bRunThread;
BOOL m_bSuspend;
DWORD_PTR m_dwAffinityMask;
long m_lPercents;
long m_lError;
long m_lThreadPriority;
void StartThread()
{
DWORD dwTemp;
m_bRunThread = TRUE;
m_hThread = CreateThread(NULL, 0, &_ThreadProc, (void*)this, 0, &dwTemp);
SetThreadAffinityMask(m_hThread, m_dwAffinityMask);
}
void CheckSuspend()
{
while ((m_bSuspend)&&(m_bRunThread))
Sleep(10);
}
static DWORD WINAPI _ThreadProc(void* pv)
{
CBaseThread *pThis = (CBaseThread *)pv;
return pThis->ThreadProc();
}
virtual DWORD ThreadProc() = 0;
};