126 lines
3.6 KiB
C++
126 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <vcl/svapp.hxx>
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#include <idlemgr.hxx>
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struct ImplIdleData
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{
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Link<> maIdleHdl;
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sal_uInt16 mnPriority;
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bool mbTimeout;
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};
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#define IMPL_IDLETIMEOUT 350
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ImplIdleMgr::ImplIdleMgr():
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mbInDestruction(false)
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{
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mpIdleList = new ImplIdleList();
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maTimer.SetTimeout( IMPL_IDLETIMEOUT );
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maTimer.SetTimeoutHdl( LINK( this, ImplIdleMgr, TimeoutHdl ) );
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}
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ImplIdleMgr::~ImplIdleMgr()
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{
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mbInDestruction = true;
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// Liste loeschen
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for ( size_t i = 0, n = mpIdleList->size(); i < n; ++i ) {
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ImplIdleData* pIdleData = (*mpIdleList)[ i ];
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pIdleData->maIdleHdl.Call( GetpApp() );
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delete pIdleData;
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}
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mpIdleList->clear();
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delete mpIdleList;
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}
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bool ImplIdleMgr::InsertIdleHdl( const Link<>& rLink, sal_uInt16 nPriority )
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{
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size_t nPos = (size_t)-1;
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size_t n = mpIdleList->size();
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for ( size_t i = 0; i < n; ++i ) {
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// we need to check each element to verify that rLink isn't in the array
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if ( (*mpIdleList)[ i ]->maIdleHdl == rLink ) {
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return false;
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}
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if ( nPriority <= (*mpIdleList)[ i ]->mnPriority ) {
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nPos = i;
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}
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}
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ImplIdleData* pIdleData = new ImplIdleData;
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pIdleData->maIdleHdl = rLink;
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pIdleData->mnPriority = nPriority;
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pIdleData->mbTimeout = false;
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if ( nPos < mpIdleList->size() ) {
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ImplIdleList::iterator it = mpIdleList->begin();
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::std::advance( it, nPos );
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mpIdleList->insert( it, pIdleData );
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} else {
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mpIdleList->push_back( pIdleData );
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}
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// if Timer was not started already then start it now
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if ( !maTimer.IsActive() )
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maTimer.Start();
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return true;
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}
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void ImplIdleMgr::RemoveIdleHdl( const Link<>& rLink )
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{
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if (mbInDestruction)
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return;
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for ( ImplIdleList::iterator it = mpIdleList->begin(); it != mpIdleList->end(); ++it ) {
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if ( (*it)->maIdleHdl == rLink ) {
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delete *it;
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mpIdleList->erase( it );
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break;
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}
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}
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// there are no more handlers...
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if ( mpIdleList->empty() )
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maTimer.Stop();
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}
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IMPL_LINK_NOARG_TYPED(ImplIdleMgr, TimeoutHdl, Timer *, void)
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{
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for ( size_t i = 0; i < mpIdleList->size(); ++i ) {
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ImplIdleData* pIdleData = (*mpIdleList)[ i ];
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if ( !pIdleData->mbTimeout ) {
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pIdleData->mbTimeout = true;
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pIdleData->maIdleHdl.Call( GetpApp() );
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// May have been removed in the handler
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for ( size_t j = 0; j < mpIdleList->size(); ++j ) {
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if ( (*mpIdleList)[ j ] == pIdleData ) {
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pIdleData->mbTimeout = false;
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break;
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}
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}
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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