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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"
#include <tools/list.hxx>
#include <vcl/svapp.hxx>
#include <idlemgr.hxx>
// =======================================================================
struct ImplIdleData
{
Link maIdleHdl;
sal_uInt16 mnPriority;
sal_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;
}
// -----------------------------------------------------------------------
sal_Bool ImplIdleMgr::InsertIdleHdl( const Link& rLink, sal_uInt16 nPriority )
{
sal_uLong nPos = LIST_APPEND;
ImplIdleData* pIdleData = mpIdleList->First();
while ( pIdleData )
{
// Wenn Link schon existiert, dann gebe sal_False zurueck
if ( pIdleData->maIdleHdl == rLink )
return sal_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 = sal_False;
mpIdleList->Insert( pIdleData, nPos );
// Wenn Timer noch nicht gestartet ist, dann starten
if ( !maTimer.IsActive() )
maTimer.Start();
return sal_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 = sal_True;
pIdleData->maIdleHdl.Call( GetpApp() );
// Kann im Handler entfernt worden sein
if ( mpIdleList->GetPos( pIdleData ) != LIST_ENTRY_NOTFOUND )
pIdleData->mbTimeout = sal_False;
}
pIdleData = mpIdleList->Next();
}
return 0;
}
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