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Diffstat (limited to 'sd/source/ui/framework/configuration/ConfigurationControllerResourceManager.cxx')
| -rw-r--r-- | sd/source/ui/framework/configuration/ConfigurationControllerResourceManager.cxx | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/sd/source/ui/framework/configuration/ConfigurationControllerResourceManager.cxx b/sd/source/ui/framework/configuration/ConfigurationControllerResourceManager.cxx new file mode 100644 index 000000000..904011d7d --- /dev/null +++ b/sd/source/ui/framework/configuration/ConfigurationControllerResourceManager.cxx @@ -0,0 +1,303 @@ +/* -*- 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 "ConfigurationControllerResourceManager.hxx" +#include "ConfigurationControllerBroadcaster.hxx" +#include "ResourceFactoryManager.hxx" +#include <framework/FrameworkHelper.hxx> +#include <com/sun/star/lang/DisposedException.hpp> +#include <com/sun/star/drawing/framework/XConfiguration.hpp> +#include <com/sun/star/drawing/framework/XResourceFactory.hpp> +#include <tools/diagnose_ex.h> +#include <sal/log.hxx> +#include <algorithm> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::drawing::framework; + +namespace sd::framework { + +//===== ConfigurationControllerResourceManager ================================ + +ConfigurationControllerResourceManager::ConfigurationControllerResourceManager ( + const std::shared_ptr<ResourceFactoryManager>& rpResourceFactoryContainer, + const std::shared_ptr<ConfigurationControllerBroadcaster>& rpBroadcaster) + : maResourceMap(ResourceComparator()), + mpResourceFactoryContainer(rpResourceFactoryContainer), + mpBroadcaster(rpBroadcaster) +{ +} + +ConfigurationControllerResourceManager::~ConfigurationControllerResourceManager() +{ +} + +ConfigurationControllerResourceManager::ResourceDescriptor + ConfigurationControllerResourceManager::GetResource ( + const Reference<XResourceId>& rxResourceId) +{ + ::osl::MutexGuard aGuard (maMutex); + ResourceMap::const_iterator iResource (maResourceMap.find(rxResourceId)); + if (iResource != maResourceMap.end()) + return iResource->second; + else + return ResourceDescriptor(); +} + +void ConfigurationControllerResourceManager::ActivateResources ( + const ::std::vector<Reference<XResourceId> >& rResources, + const Reference<XConfiguration>& rxConfiguration) +{ + ::osl::MutexGuard aGuard (maMutex); + // Iterate in normal order over the resources that are to be + // activated so that resources on which others depend are activated + // before the depending resources are activated. + for (const Reference<XResourceId>& xResource : rResources) + ActivateResource(xResource, rxConfiguration); +} + +void ConfigurationControllerResourceManager::DeactivateResources ( + const ::std::vector<Reference<XResourceId> >& rResources, + const Reference<XConfiguration>& rxConfiguration) +{ + ::osl::MutexGuard aGuard (maMutex); + // Iterate in reverse order over the resources that are to be + // deactivated so that resources on which others depend are deactivated + // only when the depending resources have already been deactivated. + ::std::for_each( + rResources.rbegin(), + rResources.rend(), + [&] (Reference<XResourceId> const& xResource) { + return DeactivateResource(xResource, rxConfiguration); + } ); +} + +/* In this method we do following steps. + 1. Get the factory with which the resource will be created. + 2. Create the resource. + 3. Add the resource to the URL->Object map of the configuration + controller. + 4. Add the resource id to the current configuration. + 5. Notify listeners. +*/ +void ConfigurationControllerResourceManager::ActivateResource ( + const Reference<XResourceId>& rxResourceId, + const Reference<XConfiguration>& rxConfiguration) +{ + if ( ! rxResourceId.is()) + { + OSL_ASSERT(rxResourceId.is()); + return; + } + + SAL_INFO("sd.fwk", __func__ << ": activating resource " << + FrameworkHelper::ResourceIdToString(rxResourceId)); + + // 1. Get the factory. + const OUString sResourceURL (rxResourceId->getResourceURL()); + Reference<XResourceFactory> xFactory (mpResourceFactoryContainer->GetFactory(sResourceURL)); + if ( ! xFactory.is()) + { + SAL_INFO("sd.fwk", __func__ << ": no factory found for " << sResourceURL); + return; + } + + try + { + // 2. Create the resource. + Reference<XResource> xResource; + try + { + xResource = xFactory->createResource(rxResourceId); + } + catch (lang::DisposedException&) + { + // The factory is disposed and can be removed from the list + // of registered factories. + mpResourceFactoryContainer->RemoveFactoryForReference(xFactory); + } + catch (Exception&) {} + + if (xResource.is()) + { + SAL_INFO("sd.fwk", __func__ << ": successfully created"); + // 3. Add resource to URL->Object map. + AddResource(xResource, xFactory); + + // 4. Add resource id to current configuration. + rxConfiguration->addResource(rxResourceId); + + // 5. Notify the new resource to listeners of the ConfigurationController. + mpBroadcaster->NotifyListeners( + FrameworkHelper::msResourceActivationEvent, + rxResourceId, + xResource); + } + else + { + SAL_INFO("sd.fwk", __func__ << ": resource creation failed"); + } + } + catch (RuntimeException&) + { + DBG_UNHANDLED_EXCEPTION("sd"); + } +} + +/* In this method we do following steps. + 1. Remove the resource from the URL->Object map of the configuration + controller. + 2. Notify listeners that deactivation has started. + 3. Remove the resource id from the current configuration. + 4. Release the resource. + 5. Notify listeners about that deactivation is completed. +*/ +void ConfigurationControllerResourceManager::DeactivateResource ( + const Reference<XResourceId>& rxResourceId, + const Reference<XConfiguration>& rxConfiguration) +{ + if ( ! rxResourceId.is()) + return; + +#if OSL_DEBUG_LEVEL >= 1 + bool bSuccess (false); +#endif + try + { + // 1. Remove resource from URL->Object map. + ResourceDescriptor aDescriptor (RemoveResource(rxResourceId)); + + if (aDescriptor.mxResource.is() && aDescriptor.mxResourceFactory.is()) + { + // 2. Notify listeners that the resource is being deactivated. + mpBroadcaster->NotifyListeners( + FrameworkHelper::msResourceDeactivationEvent, + rxResourceId, + aDescriptor.mxResource); + + // 3. Remove resource id from current configuration. + rxConfiguration->removeResource(rxResourceId); + + // 4. Release the resource. + try + { + aDescriptor.mxResourceFactory->releaseResource(aDescriptor.mxResource); + } + catch (const lang::DisposedException& rException) + { + if ( ! rException.Context.is() + || rException.Context == aDescriptor.mxResourceFactory) + { + // The factory is disposed and can be removed from the + // list of registered factories. + mpResourceFactoryContainer->RemoveFactoryForReference( + aDescriptor.mxResourceFactory); + } + } + +#if OSL_DEBUG_LEVEL >= 1 + bSuccess = true; +#endif + } + } + catch (RuntimeException&) + { + DBG_UNHANDLED_EXCEPTION("sd"); + } + + // 5. Notify listeners that the resource is being deactivated. + mpBroadcaster->NotifyListeners( + FrameworkHelper::msResourceDeactivationEndEvent, + rxResourceId, + nullptr); + +#if OSL_DEBUG_LEVEL >= 1 + if (bSuccess) + SAL_INFO("sd.fwk", __func__ << ": successfully deactivated " << + FrameworkHelper::ResourceIdToString(rxResourceId)); + else + SAL_INFO("sd.fwk", __func__ << ": activating resource " << + FrameworkHelper::ResourceIdToString(rxResourceId) + << " failed"); +#endif +} + +void ConfigurationControllerResourceManager::AddResource ( + const Reference<XResource>& rxResource, + const Reference<XResourceFactory>& rxFactory) +{ + if ( ! rxResource.is()) + { + OSL_ASSERT(rxResource.is()); + return; + } + + // Add the resource to the resource container. + ResourceDescriptor aDescriptor; + aDescriptor.mxResource = rxResource; + aDescriptor.mxResourceFactory = rxFactory; + maResourceMap[rxResource->getResourceId()] = aDescriptor; + +#if OSL_DEBUG_LEVEL >= 2 + SAL_INFO("sd.fwk", __func__ << ": ConfigurationControllerResourceManager::AddResource(): added " << + FrameworkHelper::ResourceIdToString(rxResource->getResourceId()) << + " -> " << rxResource.get()); +#endif +} + +ConfigurationControllerResourceManager::ResourceDescriptor + ConfigurationControllerResourceManager::RemoveResource ( + const Reference<XResourceId>& rxResourceId) +{ + ResourceDescriptor aDescriptor; + + ResourceMap::iterator iResource (maResourceMap.find(rxResourceId)); + if (iResource != maResourceMap.end()) + { +#if OSL_DEBUG_LEVEL >= 2 + SAL_INFO("sd.fwk", __func__ << ": ConfigurationControllerResourceManager::RemoveResource(): removing " << + FrameworkHelper::ResourceIdToString(rxResourceId) << + " -> " << &iResource); +#endif + + aDescriptor = iResource->second; + maResourceMap.erase(rxResourceId); + } + + return aDescriptor; +} + +//===== ConfigurationControllerResourceManager::ResourceComparator ============ + +bool ConfigurationControllerResourceManager::ResourceComparator::operator() ( + const Reference<XResourceId>& rxId1, + const Reference<XResourceId>& rxId2) const +{ + if (rxId1.is() && rxId2.is()) + return rxId1->compareTo(rxId2)<0; + else if (rxId1.is()) + return true; + else + return false; +} + +} // end of namespace sd::framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |