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Diffstat (limited to 'framework/source/accelerators/documentacceleratorconfiguration.cxx')
| -rw-r--r-- | framework/source/accelerators/documentacceleratorconfiguration.cxx | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/framework/source/accelerators/documentacceleratorconfiguration.cxx b/framework/source/accelerators/documentacceleratorconfiguration.cxx new file mode 100644 index 000000000..33f4e877a --- /dev/null +++ b/framework/source/accelerators/documentacceleratorconfiguration.cxx @@ -0,0 +1,196 @@ +/* -*- 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 <accelerators/acceleratorconfiguration.hxx> +#include <accelerators/presethandler.hxx> + +#include <com/sun/star/lang/XServiceInfo.hpp> + +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <comphelper/sequenceashashmap.hxx> +#include <i18nlangtag/languagetag.hxx> +#include <vcl/svapp.hxx> + +using namespace framework; + +#define RESOURCETYPE_ACCELERATOR "accelerator" + +namespace { + +/** + implements a read/write access to a document + based accelerator configuration. + */ + +typedef ::cppu::ImplInheritanceHelper< + XMLBasedAcceleratorConfiguration, + css::lang::XServiceInfo> DocumentAcceleratorConfiguration_BASE; + +class DocumentAcceleratorConfiguration : public DocumentAcceleratorConfiguration_BASE +{ +private: + + /** points to the root storage of the outside document, + where we can read/save our configuration data. */ + css::uno::Reference< css::embed::XStorage > m_xDocumentRoot; + +public: + + /** initialize this instance and fill the internal cache. + + @param xSMGR + reference to a uno service manager, which is used internally. + */ + DocumentAcceleratorConfiguration( + const css::uno::Reference< css::uno::XComponentContext >& xContext, + const css::uno::Sequence< css::uno::Any >& lArguments); + + virtual ~DocumentAcceleratorConfiguration() override; + + virtual OUString SAL_CALL getImplementationName() override + { + return "com.sun.star.comp.framework.DocumentAcceleratorConfiguration"; + } + + virtual sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override + { + return cppu::supportsService(this, ServiceName); + } + + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override + { + return {"com.sun.star.ui.DocumentAcceleratorConfiguration"}; + } + + // XUIConfigurationStorage + virtual void SAL_CALL setStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) override; + + virtual sal_Bool SAL_CALL hasStorage() override; + + /** read all data into the cache. */ + void fillCache(); +}; + +DocumentAcceleratorConfiguration::DocumentAcceleratorConfiguration( + const css::uno::Reference< css::uno::XComponentContext >& xContext, + const css::uno::Sequence< css::uno::Any >& lArguments) + : DocumentAcceleratorConfiguration_BASE(xContext) +{ + SolarMutexGuard g; + css::uno::Reference<css::embed::XStorage> xRoot; + if (lArguments.getLength() == 1 && (lArguments[0] >>= xRoot)) + { + m_xDocumentRoot = xRoot; + } + else + { + ::comphelper::SequenceAsHashMap lArgs(lArguments); + m_xDocumentRoot = lArgs.getUnpackedValueOrDefault( + "DocumentRoot", + css::uno::Reference< css::embed::XStorage >()); + } +} + +DocumentAcceleratorConfiguration::~DocumentAcceleratorConfiguration() +{ + m_aPresetHandler.removeStorageListener(this); +} + +void SAL_CALL DocumentAcceleratorConfiguration::setStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) +{ + // Attention! xStorage must be accepted too, if it's NULL ! + + bool bForgetOldStorages; + { + SolarMutexGuard g; + bForgetOldStorages = m_xDocumentRoot.is(); + m_xDocumentRoot = xStorage; + } + + if (bForgetOldStorages) + /* forget all currently cached data AND(!) forget all currently used storages. */ + m_aPresetHandler.forgetCachedStorages(); + + if (xStorage.is()) + fillCache(); +} + +sal_Bool SAL_CALL DocumentAcceleratorConfiguration::hasStorage() +{ + SolarMutexGuard g; + return m_xDocumentRoot.is(); +} + +void DocumentAcceleratorConfiguration::fillCache() +{ + css::uno::Reference< css::embed::XStorage > xDocumentRoot; + { + SolarMutexGuard g; + xDocumentRoot = m_xDocumentRoot; + } + + // Sometimes we must live without a document root. + // E.g. if the document is readonly ... + if (!xDocumentRoot.is()) + return; + + // get current office locale ... but don't cache it. + // Otherwise we must be listener on the configuration layer + // which seems to superfluous for this small implementation .-) + LanguageTag aLanguageTag( impl_ts_getLocale()); + + // May be the current document does not contain any + // accelerator config? Handle it gracefully :-) + try + { + // Note: The used preset class is threadsafe by itself ... and live if we live! + // We do not need any mutex here. + + // open the folder, where the configuration exists + m_aPresetHandler.connectToResource( + PresetHandler::E_DOCUMENT, + RESOURCETYPE_ACCELERATOR, + OUString(), + xDocumentRoot, + aLanguageTag); + + DocumentAcceleratorConfiguration::reload(); + m_aPresetHandler.addStorageListener(this); + } + catch(const css::uno::Exception&) + {} +} + +} // namespace framework + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * +com_sun_star_comp_framework_DocumentAcceleratorConfiguration_get_implementation( + css::uno::XComponentContext *context, + css::uno::Sequence<css::uno::Any> const &arguments) +{ + DocumentAcceleratorConfiguration *inst = new DocumentAcceleratorConfiguration(context, arguments); + css::uno::XInterface *acquired_inst = cppu::acquire(inst); + + inst->fillCache(); + + return acquired_inst; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |