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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: idlemgr.cxx,v $
*
* $Revision: 1.7 $
*
* last change: $Author: rt $ $Date: 2007-07-24 10:04:04 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"
#ifndef _LIST_HXX
#include <tools/list.hxx>
#endif
#ifndef _SV_IDLEMGR_HXX
#include <vcl/idlemgr.hxx>
#endif
#ifndef _SV_SVAPP_HXX
#include <vcl/svapp.hxx>
#endif
// =======================================================================
struct ImplIdleData
{
Link maIdleHdl;
USHORT mnPriority;
BOOL mbTimeout;
};
DECLARE_LIST( ImplIdleList, ImplIdleData* )
#define IMPL_IDLETIMEOUT 350
// =======================================================================
ImplIdleMgr::ImplIdleMgr()
{
mpIdleList = new ImplIdleList( 8, 8, 8 );
maTimer.SetTimeout( IMPL_IDLETIMEOUT );
maTimer.SetTimeoutHdl( LINK( this, ImplIdleMgr, TimeoutHdl ) );
}
// -----------------------------------------------------------------------
ImplIdleMgr::~ImplIdleMgr()
{
// Liste loeschen
ImplIdleData* pIdleData = mpIdleList->First();
while ( pIdleData )
{
delete pIdleData;
pIdleData = mpIdleList->Next();
}
delete mpIdleList;
}
// -----------------------------------------------------------------------
BOOL ImplIdleMgr::InsertIdleHdl( const Link& rLink, USHORT nPriority )
{
ULONG nPos = LIST_APPEND;
ImplIdleData* pIdleData = mpIdleList->First();
while ( pIdleData )
{
// Wenn Link schon existiert, dann gebe FALSE zurueck
if ( pIdleData->maIdleHdl == rLink )
return FALSE;
// Nach Prioritaet sortieren
if ( nPriority <= pIdleData->mnPriority )
nPos = mpIdleList->GetCurPos();
// Schleife nicht beenden, da noch
// geprueft werden muss, ob sich der Link
// schon in der Liste befindet
pIdleData = mpIdleList->Next();
}
pIdleData = new ImplIdleData;
pIdleData->maIdleHdl = rLink;
pIdleData->mnPriority = nPriority;
pIdleData->mbTimeout = FALSE;
mpIdleList->Insert( pIdleData, nPos );
// Wenn Timer noch nicht gestartet ist, dann starten
if ( !maTimer.IsActive() )
maTimer.Start();
return TRUE;
}
// -----------------------------------------------------------------------
void ImplIdleMgr::RemoveIdleHdl( const Link& rLink )
{
ImplIdleData* pIdleData = mpIdleList->First();
while ( pIdleData )
{
if ( pIdleData->maIdleHdl == rLink )
{
mpIdleList->Remove();
delete pIdleData;
break;
}
pIdleData = mpIdleList->Next();
}
// keine Handdler mehr da
if ( !mpIdleList->Count() )
maTimer.Stop();
}
// -----------------------------------------------------------------------
IMPL_LINK( ImplIdleMgr, TimeoutHdl, Timer*, EMPTYARG )
{
ImplIdleData* pIdleData = mpIdleList->First();
while ( pIdleData )
{
if ( !pIdleData->mbTimeout )
{
pIdleData->mbTimeout = TRUE;
pIdleData->maIdleHdl.Call( GetpApp() );
// Kann im Handler entfernt worden sein
if ( mpIdleList->GetPos( pIdleData ) != LIST_ENTRY_NOTFOUND )
pIdleData->mbTimeout = FALSE;
}
pIdleData = mpIdleList->Next();
}
return 0;
}
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