streampos ostream::tellp()
{
streampos retval;
lockbuf();
if ((retval=bp->seekoff(streamoff(0), ios::cur, ios::out))==EOF)
clear(state | failbit);
unlockbuf();
return(retval);
}
void YWinCEOStream::UnSubscribe()
{
lockbuf();
((YWinCEOStreamBuffer*)bp)->m_hWnd=NULL;
((YWinCEOStreamBuffer*)bp)->m_pCB = NULL;
unlockbuf();
}
ostream& ostream::seekp(streamoff _strmf, seek_dir _sd)
{
lockbuf();
if (bp->seekoff(_strmf, _sd, ios::out)==EOF)
clear(state | failbit);
unlockbuf();
return(*this);
}
ostream& ostream::seekp(streampos _strmp)
{
lockbuf();
if (bp->seekpos(_strmp, ios::out)==EOF)
clear(state | failbit);
unlockbuf();
return(*this);
}
ostream& ostream::flush()
{
lock();
lockbuf();
if (bp && bp->sync()==EOF)
state |= ios::failbit;
unlockbuf();
unlock();
return(*this);
}
void YWinCEOStream::Subscribe(YWinCEOStreamCB pCB)
{
lockbuf();
if (bp)
{
((YWinCEOStreamBuffer*)bp)->m_hWnd = NULL;
((YWinCEOStreamBuffer*)bp)->m_pCB = pCB;
}
unlockbuf();
}
void YWinCEOStream::Subscribe(HWND Reciever,UINT MessageID)
{
lockbuf();
if (bp)
{
((YWinCEOStreamBuffer*)bp)->m_hWnd = Reciever;
((YWinCEOStreamBuffer*)bp)->m_MessageID = MessageID;
((YWinCEOStreamBuffer*)bp)->m_pCB = NULL;
}
unlockbuf();
}
int ostream::opfx()
{
lock();
if (state)
{
state |= ios::failbit;
unlock();
return 0;
}
if (x_tie)
{
x_tie->flush();
}
lockbuf();
return(1); // return non-zero
}