#include "ThreadWin.h"
#include <windows.h>
#include <process.h>
static unsigned __stdcall threadWinProc(void* param)
{
ThreadWin* th = (ThreadWin*)param;
while (ThreadWin::STOP != th->m_state)
{
th->m_proc(th->m_param);
}
return 0;
}
ThreadWin::ThreadWin(proc_type proc, void* param)
: m_proc(proc)
, m_param(param)
, m_state(PAUSE)
{
//err: 0
m_handle = _beginthreadex(NULL, 0, threadWinProc, this, CREATE_SUSPENDED, &m_id);
}
ThreadWin::~ThreadWin()
{
stop();
}
bool ThreadWin::play()
{
if (0 == m_handle || STOP == m_state)
{
return false;
}
DWORD ret = ResumeThread((HANDLE)m_handle);
if (-1 == ret)
{
return false;
}
m_state = PLAY;
return true;
}
bool ThreadWin::pause()
{
if (0 == m_handle || STOP == m_state)
{
return false;
}
if (PAUSE == m_state)
{
return true;
}
DWORD ret = SuspendThread((HANDLE)m_handle);
if (-1 == ret)
{
return false;
}
m_state = PAUSE;
return true;
}
bool ThreadWin::stop()
{
if (0 == m_handle)
{
return false;
}
if (PAUSE == m_state)
{
bool ret = play();
if (!ret)
{
return false;
}
}
m_state = STOP;
WaitForSingleObject((HANDLE)m_handle, INFINITE);
CloseHandle((HANDLE)m_handle);
m_handle = 0;
return true;
}
ThreadWin::eState ThreadWin::getState()
{
return m_state;
}
