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Diffstat (limited to 'filter/source/config/cache/configflush.cxx')
| -rw-r--r-- | filter/source/config/cache/configflush.cxx | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/filter/source/config/cache/configflush.cxx b/filter/source/config/cache/configflush.cxx new file mode 100644 index 000000000..34ac28782 --- /dev/null +++ b/filter/source/config/cache/configflush.cxx @@ -0,0 +1,112 @@ +/* -*- 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 "configflush.hxx" +#include <cppuhelper/supportsservice.hxx> +#include <cppuhelper/weak.hxx> +#include <com/sun/star/uno/XComponentContext.hpp> + + +namespace filter::config{ + +ConfigFlush::ConfigFlush() + : m_lListener(m_aMutex) +{ +} + +ConfigFlush::~ConfigFlush() +{ +} + +OUString SAL_CALL ConfigFlush::getImplementationName() +{ + return "com.sun.star.comp.filter.config.ConfigFlush"; + // <- SAFE +} + +sal_Bool SAL_CALL ConfigFlush::supportsService(const OUString& sServiceName) +{ + return cppu::supportsService(this, sServiceName); +} + +css::uno::Sequence< OUString > SAL_CALL ConfigFlush::getSupportedServiceNames() +{ + return { "com.sun.star.document.FilterConfigRefresh" }; +} + +void SAL_CALL ConfigFlush::refresh() +{ + // notify listener outside the lock! + // The used listener helper lives if we live + // and is threadsafe by itself. + // Further it's not a good idea to hold the own lock + // if an outside object is called :-) + css::lang::EventObject aSource (static_cast< css::util::XRefreshable* >(this)); + comphelper::OInterfaceContainerHelper2* pContainer = m_lListener.getContainer(cppu::UnoType<css::util::XRefreshListener>::get()); + if (!pContainer) + return; + + comphelper::OInterfaceIteratorHelper2 pIterator(*pContainer); + while (pIterator.hasMoreElements()) + { + try + { + // ... this pointer can be interesting to find out, where will be called as listener + // Don't optimize it to a direct iterator cast :-) + css::util::XRefreshListener* pListener = static_cast<css::util::XRefreshListener*>(pIterator.next()); + pListener->refreshed(aSource); + } + catch(const css::uno::Exception&) + { + // ignore any "damaged" flush listener! + // May its remote reference is broken ... + pIterator.remove(); + } + } +} + + +void SAL_CALL ConfigFlush::addRefreshListener(const css::uno::Reference< css::util::XRefreshListener >& xListener) +{ + // no locks necessary + // used helper lives if we live and is threadsafe by itself ... + m_lListener.addInterface(cppu::UnoType<css::util::XRefreshListener>::get(), + xListener); +} + + +void SAL_CALL ConfigFlush::removeRefreshListener(const css::uno::Reference< css::util::XRefreshListener >& xListener) +{ + // no locks necessary + // used helper lives if we live and is threadsafe by itself ... + m_lListener.removeInterface(cppu::UnoType<css::util::XRefreshListener>::get(), + xListener); +} + + +} // namespace filter::config + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +filter_ConfigFlush_get_implementation( + css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const&) +{ + return cppu::acquire(new filter::config::ConfigFlush()); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |