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/* -*- 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 .
*/
#include <vcl/svapp.hxx>
#include <idlemgr.hxx>
struct ImplIdleData
{
Link<> maIdleHdl;
sal_uInt16 mnPriority;
bool mbTimeout;
};
#define IMPL_IDLETIMEOUT 350
ImplIdleMgr::ImplIdleMgr():
mbInDestruction(false)
{
mpIdleList = new ImplIdleList();
maTimer.SetTimeout( IMPL_IDLETIMEOUT );
maTimer.SetTimeoutHdl( LINK( this, ImplIdleMgr, TimeoutHdl ) );
}
ImplIdleMgr::~ImplIdleMgr()
{
mbInDestruction = true;
// Liste loeschen
for ( size_t i = 0, n = mpIdleList->size(); i < n; ++i ) {
ImplIdleData* pIdleData = (*mpIdleList)[ i ];
pIdleData->maIdleHdl.Call( GetpApp() );
delete pIdleData;
}
mpIdleList->clear();
delete mpIdleList;
}
bool ImplIdleMgr::InsertIdleHdl( const Link<>& rLink, sal_uInt16 nPriority )
{
size_t nPos = (size_t)-1;
size_t n = mpIdleList->size();
for ( size_t i = 0; i < n; ++i ) {
// we need to check each element to verify that rLink isn't in the array
if ( (*mpIdleList)[ i ]->maIdleHdl == rLink ) {
return false;
}
if ( nPriority <= (*mpIdleList)[ i ]->mnPriority ) {
nPos = i;
}
}
ImplIdleData* pIdleData = new ImplIdleData;
pIdleData->maIdleHdl = rLink;
pIdleData->mnPriority = nPriority;
pIdleData->mbTimeout = false;
if ( nPos < mpIdleList->size() ) {
ImplIdleList::iterator it = mpIdleList->begin();
::std::advance( it, nPos );
mpIdleList->insert( it, pIdleData );
} else {
mpIdleList->push_back( pIdleData );
}
// if Timer was not started already then start it now
if ( !maTimer.IsActive() )
maTimer.Start();
return true;
}
void ImplIdleMgr::RemoveIdleHdl( const Link<>& rLink )
{
if (mbInDestruction)
return;
for ( ImplIdleList::iterator it = mpIdleList->begin(); it != mpIdleList->end(); ++it ) {
if ( (*it)->maIdleHdl == rLink ) {
delete *it;
mpIdleList->erase( it );
break;
}
}
// there are no more handlers...
if ( mpIdleList->empty() )
maTimer.Stop();
}
IMPL_LINK_NOARG(ImplIdleMgr, TimeoutHdl)
{
for ( size_t i = 0; i < mpIdleList->size(); ++i ) {
ImplIdleData* pIdleData = (*mpIdleList)[ i ];
if ( !pIdleData->mbTimeout ) {
pIdleData->mbTimeout = true;
pIdleData->maIdleHdl.Call( GetpApp() );
// May have been removed in the handler
for ( size_t j = 0; j < mpIdleList->size(); ++j ) {
if ( (*mpIdleList)[ j ] == pIdleData ) {
pIdleData->mbTimeout = false;
break;
}
}
}
}
return 0;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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