| /************************************************************** |
| * |
| * 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_sd.hxx" |
| |
| #include "SlsCacheConfiguration.hxx" |
| #include <vos/mutex.hxx> |
| #include <vcl/svapp.hxx> |
| |
| #include <comphelper/processfactory.hxx> |
| #include <com/sun/star/lang/XMultiServiceFactory.hpp> |
| #include <com/sun/star/container/XHierarchicalNameAccess.hpp> |
| #ifndef _COM_SUN_STAR_CONTAINER_PROPERTYVALUE_HPP_ |
| #include <com/sun/star/beans/PropertyValue.hpp> |
| #endif |
| |
| using namespace ::com::sun::star; |
| using namespace ::com::sun::star::uno; |
| |
| namespace sd { namespace slidesorter { namespace cache { |
| |
| ::boost::shared_ptr<CacheConfiguration> CacheConfiguration::mpInstance; |
| ::boost::weak_ptr<CacheConfiguration> CacheConfiguration::mpWeakInstance; |
| Timer CacheConfiguration::maReleaseTimer; |
| |
| |
| |
| ::boost::shared_ptr<CacheConfiguration> CacheConfiguration::Instance (void) |
| { |
| ::vos::OGuard aSolarGuard (Application::GetSolarMutex()); |
| if (mpInstance.get() == NULL) |
| { |
| // Maybe somebody else kept a previously created instance alive. |
| if ( ! mpWeakInstance.expired()) |
| mpInstance = ::boost::shared_ptr<CacheConfiguration>(mpWeakInstance); |
| if (mpInstance.get() == NULL) |
| { |
| // We have to create a new instance. |
| mpInstance.reset(new CacheConfiguration()); |
| mpWeakInstance = mpInstance; |
| // Prepare to release this instance in the near future. |
| maReleaseTimer.SetTimeoutHdl( |
| LINK(mpInstance.get(),CacheConfiguration,TimerCallback)); |
| maReleaseTimer.SetTimeout(5000 /* 5s */); |
| maReleaseTimer.Start(); |
| } |
| } |
| return mpInstance; |
| } |
| |
| |
| |
| |
| CacheConfiguration::CacheConfiguration (void) |
| { |
| // Get the cache size from configuration. |
| const ::rtl::OUString sConfigurationProviderServiceName( |
| RTL_CONSTASCII_USTRINGPARAM( |
| "com.sun.star.configuration.ConfigurationProvider")); |
| const ::rtl::OUString sPathToImpressConfigurationRoot( |
| RTL_CONSTASCII_USTRINGPARAM("/org.openoffice.Office.Impress/")); |
| const ::rtl::OUString sPathToNode( |
| RTL_CONSTASCII_USTRINGPARAM( |
| "MultiPaneGUI/SlideSorter/PreviewCache")); |
| |
| try |
| { |
| do |
| { |
| // Obtain access to the configuration. |
| Reference<lang::XMultiServiceFactory> xProvider ( |
| ::comphelper::getProcessServiceFactory()->createInstance( |
| sConfigurationProviderServiceName), |
| UNO_QUERY); |
| if ( ! xProvider.is()) |
| break; |
| |
| // Obtain access to Impress configuration. |
| Sequence<Any> aCreationArguments(3); |
| aCreationArguments[0] = makeAny(beans::PropertyValue( |
| ::rtl::OUString( |
| RTL_CONSTASCII_USTRINGPARAM("nodepath")), |
| 0, |
| makeAny(sPathToImpressConfigurationRoot), |
| beans::PropertyState_DIRECT_VALUE)); |
| aCreationArguments[1] = makeAny(beans::PropertyValue( |
| ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("depth")), |
| 0, |
| makeAny((sal_Int32)-1), |
| beans::PropertyState_DIRECT_VALUE)); |
| aCreationArguments[2] = makeAny(beans::PropertyValue( |
| ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("lazywrite")), |
| 0, |
| makeAny(true), |
| beans::PropertyState_DIRECT_VALUE)); |
| ::rtl::OUString sAccessService (::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( |
| "com.sun.star.configuration.ConfigurationAccess"))); |
| Reference<XInterface> xRoot (xProvider->createInstanceWithArguments( |
| sAccessService, aCreationArguments)); |
| if ( ! xRoot.is()) |
| break; |
| Reference<container::XHierarchicalNameAccess> xHierarchy (xRoot, UNO_QUERY); |
| if ( ! xHierarchy.is()) |
| break; |
| |
| // Get the node for the slide sorter preview cache. |
| mxCacheNode = Reference<container::XNameAccess>( |
| xHierarchy->getByHierarchicalName(sPathToNode), |
| UNO_QUERY); |
| } |
| while (false); |
| } |
| catch (RuntimeException aException) |
| { |
| (void)aException; |
| } |
| catch (Exception aException) |
| { |
| (void)aException; |
| } |
| } |
| |
| |
| |
| |
| Any CacheConfiguration::GetValue (const ::rtl::OUString& rName) |
| { |
| Any aResult; |
| |
| if (mxCacheNode != NULL) |
| { |
| try |
| { |
| aResult = mxCacheNode->getByName(rName); |
| } |
| catch (Exception aException) |
| { |
| (void)aException; |
| } |
| } |
| |
| return aResult; |
| } |
| |
| |
| |
| |
| IMPL_LINK(CacheConfiguration,TimerCallback, Timer*,EMPTYARG) |
| { |
| // Release out reference to the instance. |
| mpInstance.reset(); |
| return 0; |
| } |
| |
| |
| } } } // end of namespace ::sd::slidesorter::cache |