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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"



#include "refreshtimer.hxx"


ScRefreshTimerProtector::ScRefreshTimerProtector( ScRefreshTimerControl * const * pp )
		:
		ppControl( pp )
{
	if ( ppControl && *ppControl )
	{
		(*ppControl)->SetAllowRefresh( sal_False );
		// wait for any running refresh in another thread to finnish
		::vos::OGuard aGuard( (*ppControl)->GetMutex() );
	}
}


ScRefreshTimer::~ScRefreshTimer()
{
	if ( IsActive() )
		Stop();
	RemoveFromControl();
}


void ScRefreshTimer::SetRefreshDelay( sal_uLong nSeconds )
{
	sal_Bool bActive = IsActive();
	if ( bActive && !nSeconds )
		Stop();
	SetTimeout( nSeconds * 1000 );
	if ( !bActive && nSeconds )
		Start();
}


void ScRefreshTimer::Timeout()
{
	if ( ppControl && *ppControl && (*ppControl)->IsRefreshAllowed() )
	{
		// now we COULD make the call in another thread ...
		::vos::OGuard aGuard( (*ppControl)->GetMutex() );
		maTimeoutHdl.Call( this );
		// restart from now on, don't execute immediately again if timed out
		// a second time during refresh
		if ( IsActive() )
			Start();
	}
}