/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
void ScRefreshTimerControl::SetAllowRefresh( bool b )
{ if ( b && nBlockRefresh )
--nBlockRefresh; elseif ( !b && nBlockRefresh < sal_uInt16(~0) )
++nBlockRefresh;
}
ScRefreshTimerProtector::ScRefreshTimerProtector( std::unique_ptr<ScRefreshTimerControl> const & rp )
:
m_rpControl( rp )
{ if ( m_rpControl )
{
m_rpControl->SetAllowRefresh( false ); // wait for any running refresh in another thread to finish
std::scoped_lock aGuard( m_rpControl->GetMutex() );
}
}
ScRefreshTimerProtector::~ScRefreshTimerProtector()
{ if ( m_rpControl )
m_rpControl->SetAllowRefresh( true );
}
void ScRefreshTimer::Invoke()
{ if ( ppControl && *ppControl && (*ppControl)->IsRefreshAllowed() )
{ // now we COULD make the call in another thread ...
std::scoped_lock aGuard( (*ppControl)->GetMutex() );
Timer::Invoke(); // restart from now on, don't execute immediately again if timed out // a second time during refresh if ( IsActive() )
Launch();
}
}
void ScRefreshTimer::Launch()
{ if ( GetTimeout() )
AutoTimer::Start();
}
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