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Diffstat (limited to 'embeddedobj/source/msole/olemisc.cxx')
| -rw-r--r-- | embeddedobj/source/msole/olemisc.cxx | 710 |
1 files changed, 710 insertions, 0 deletions
diff --git a/embeddedobj/source/msole/olemisc.cxx b/embeddedobj/source/msole/olemisc.cxx new file mode 100644 index 0000000000..4f50aedeba --- /dev/null +++ b/embeddedobj/source/msole/olemisc.cxx @@ -0,0 +1,710 @@ +/* -*- 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 <sal/config.h> + +#include <cassert> + +#include <com/sun/star/embed/EmbedUpdateModes.hpp> +#include <com/sun/star/embed/EmbedStates.hpp> +#include <com/sun/star/embed/WrongStateException.hpp> +#include <com/sun/star/lang/NoSupportException.hpp> +#include <com/sun/star/lang/XComponent.hpp> +#include <com/sun/star/lang/DisposedException.hpp> + +#include <comphelper/multicontainer2.hxx> +#include <comphelper/sequenceashashmap.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <osl/diagnose.h> + +#include <oleembobj.hxx> +#include <utility> +#include "olepersist.hxx" + +#include "ownview.hxx" + +#include "olecomponent.hxx" + +using namespace ::com::sun::star; + + +OleEmbeddedObject::OleEmbeddedObject( uno::Reference< uno::XComponentContext > xContext, + const uno::Sequence< sal_Int8 >& aClassID, + OUString aClassName ) +: m_bReadOnly( false ) +, m_bDisposed( false ) +, m_nObjectState( -1 ) +, m_nTargetState( -1 ) +, m_nUpdateMode ( embed::EmbedUpdateModes::ALWAYS_UPDATE ) +, m_xContext(std::move( xContext )) +, m_aClassID( aClassID ) +, m_aClassName(std::move( aClassName )) +, m_bWaitSaveCompleted( false ) +, m_bNewVisReplInStream( true ) +, m_bStoreLoaded( false ) +, m_bVisReplInitialized( false ) +, m_bVisReplInStream( false ) +, m_bStoreVisRepl( false ) +, m_bIsLink( false ) +, m_bHasCachedSize( false ) +, m_nCachedAspect( 0 ) +, m_bHasSizeToSet( false ) +, m_nAspectToSet( 0 ) +, m_bGotStatus( false ) +, m_nStatus( 0 ) +, m_nStatusAspect( 0 ) +, m_bFromClipboard( false ) +, m_bTriedConversion( false ) +{ +} + + +// In case of loading from persistent entry the classID of the object +// will be retrieved from the entry, during construction it is unknown +OleEmbeddedObject::OleEmbeddedObject( uno::Reference< uno::XComponentContext > xContext, bool bLink ) +: m_bReadOnly( false ) +, m_bDisposed( false ) +, m_nObjectState( -1 ) +, m_nTargetState( -1 ) +, m_nUpdateMode( embed::EmbedUpdateModes::ALWAYS_UPDATE ) +, m_xContext(std::move( xContext )) +, m_bWaitSaveCompleted( false ) +, m_bNewVisReplInStream( true ) +, m_bStoreLoaded( false ) +, m_bVisReplInitialized( false ) +, m_bVisReplInStream( false ) +, m_bStoreVisRepl( false ) +, m_bIsLink( bLink ) +, m_bHasCachedSize( false ) +, m_nCachedAspect( 0 ) +, m_bHasSizeToSet( false ) +, m_nAspectToSet( 0 ) +, m_bGotStatus( false ) +, m_nStatus( 0 ) +, m_nStatusAspect( 0 ) +, m_bFromClipboard( false ) +, m_bTriedConversion( false ) +{ +} +#ifdef _WIN32 + +// this constructor let object be initialized from clipboard +OleEmbeddedObject::OleEmbeddedObject( const uno::Reference< uno::XComponentContext >& xContext ) +: m_bReadOnly( false ) +, m_bDisposed( false ) +, m_nObjectState( -1 ) +, m_nTargetState( -1 ) +, m_nUpdateMode( embed::EmbedUpdateModes::ALWAYS_UPDATE ) +, m_xContext( xContext ) +, m_bWaitSaveCompleted( false ) +, m_bNewVisReplInStream( true ) +, m_bStoreLoaded( false ) +, m_bVisReplInitialized( false ) +, m_bVisReplInStream( false ) +, m_bStoreVisRepl( false ) +, m_bIsLink( false ) +, m_bHasCachedSize( false ) +, m_nCachedAspect( 0 ) +, m_bHasSizeToSet( false ) +, m_nAspectToSet( 0 ) +, m_bGotStatus( false ) +, m_nStatus( 0 ) +, m_nStatusAspect( 0 ) +, m_bFromClipboard( true ) +, m_bTriedConversion( false ) +{ +} +#endif + +OleEmbeddedObject::~OleEmbeddedObject() +{ + OSL_ENSURE( !m_pInterfaceContainer && !m_pOleComponent && !m_xObjectStream.is(), + "The object is not closed! DISASTER is possible!" ); + + if ( m_pOleComponent || m_pInterfaceContainer || m_xObjectStream.is() ) + { + // the component must be cleaned during closing + osl_atomic_increment(&m_refCount); // to avoid crash + try { + Dispose(); + } catch( const uno::Exception& ) {} + } + + if ( !m_aTempURL.isEmpty() ) + KillFile_Impl( m_aTempURL, m_xContext ); + + if ( !m_aTempDumpURL.isEmpty() ) + KillFile_Impl( m_aTempDumpURL, m_xContext ); +} + + +void OleEmbeddedObject::MakeEventListenerNotification_Impl( const OUString& aEventName ) +{ + if ( !m_pInterfaceContainer ) + return; + + comphelper::OInterfaceContainerHelper2* pContainer = + m_pInterfaceContainer->getContainer( + cppu::UnoType<document::XEventListener>::get()); + if ( pContainer == nullptr ) + return; + + document::EventObject aEvent( static_cast< ::cppu::OWeakObject* >( this ), aEventName ); + comphelper::OInterfaceIteratorHelper2 pIterator(*pContainer); + while (pIterator.hasMoreElements()) + { + try + { + static_cast<document::XEventListener*>(pIterator.next())->notifyEvent( aEvent ); + } + catch( const uno::RuntimeException& ) + { + } + } +} +#ifdef _WIN32 + +void OleEmbeddedObject::StateChangeNotification_Impl( bool bBeforeChange, sal_Int32 nOldState, sal_Int32 nNewState ) +{ + if ( m_pInterfaceContainer ) + { + comphelper::OInterfaceContainerHelper2* pContainer = m_pInterfaceContainer->getContainer( + cppu::UnoType<embed::XStateChangeListener>::get()); + if ( pContainer != nullptr ) + { + lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >( this ) ); + comphelper::OInterfaceIteratorHelper2 pIterator(*pContainer); + + while (pIterator.hasMoreElements()) + { + if ( bBeforeChange ) + { + try + { + static_cast<embed::XStateChangeListener*>(pIterator.next())->changingState( aSource, nOldState, nNewState ); + } + catch( const uno::Exception& ) + { + // even if the listener complains ignore it for now + } + } + else + { + try + { + static_cast<embed::XStateChangeListener*>(pIterator.next())->stateChanged( aSource, nOldState, nNewState ); + } + catch( const uno::Exception& ) + { + // if anything happened it is problem of listener, ignore it + } + } + } + } + } +} +#endif + +void OleEmbeddedObject::GetRidOfComponent() +{ +#ifdef _WIN32 + if ( m_pOleComponent ) + { + if ( m_nObjectState != -1 && m_nObjectState != embed::EmbedStates::LOADED ) + SaveObject_Impl(); + + m_pOleComponent->removeCloseListener( m_xClosePreventer ); + try + { + m_pOleComponent->close( false ); + } + catch( const uno::Exception& ) + { + // TODO: there should be a special listener to wait for component closing + // and to notify object, may be object itself can be such a listener + m_pOleComponent->addCloseListener( m_xClosePreventer ); + throw; + } + + m_pOleComponent->disconnectEmbeddedObject(); + m_pOleComponent.clear(); + } +#endif +} + + +void OleEmbeddedObject::Dispose() +{ + if ( m_pInterfaceContainer ) + { + lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >( this ) ); + m_pInterfaceContainer->disposeAndClear( aSource ); + m_pInterfaceContainer.reset(); + } + + if ( m_xOwnView.is() ) + { + m_xOwnView->Close(); + m_xOwnView.clear(); + } + + if ( m_pOleComponent ) + try { + GetRidOfComponent(); + } catch( const uno::Exception& ) + { + m_bDisposed = true; + throw; // TODO: there should be a special listener that will close object when + // component is finally closed + } + + if ( m_xObjectStream.is() ) + { + uno::Reference< lang::XComponent > xComp( m_xObjectStream, uno::UNO_QUERY ); + OSL_ENSURE( xComp.is(), "Storage stream doesn't support XComponent!" ); + + if ( xComp.is() ) + { + try { + xComp->dispose(); + } catch( const uno::Exception& ) {} + } + m_xObjectStream.clear(); + } + + m_xParentStorage.clear(); + m_xClientSite.clear(); + m_xClosePreventer.clear(); + m_xNewCachedVisRepl.clear(); + m_xNewParentStorage.clear(); + m_xNewObjectStream.clear(); + m_xCachedVisualRepresentation.clear(); + m_xWrappedObject.clear(); + m_xParent.clear(); + m_pOleComponent.clear(); + + m_bDisposed = true; +} + + +uno::Sequence< sal_Int8 > SAL_CALL OleEmbeddedObject::getClassID() +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + return xWrappedObject->getClassID(); + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + return m_aClassID; +} + + +OUString SAL_CALL OleEmbeddedObject::getClassName() +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + return xWrappedObject->getClassName(); + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + return m_aClassName; +} + + +void SAL_CALL OleEmbeddedObject::setClassInfo( + const uno::Sequence< sal_Int8 >& aClassID, const OUString& aClassName ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->setClassInfo( aClassID, aClassName ); + return; + } + // end wrapping related part ==================== + + // the object class info can not be changed explicitly + throw lang::NoSupportException(); //TODO: +} + + +uno::Reference< util::XCloseable > SAL_CALL OleEmbeddedObject::getComponent() +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + return xWrappedObject->getComponent(); + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_nObjectState == -1 ) // || m_nObjectState == embed::EmbedStates::LOADED ) + { + // the object is still not running + throw uno::RuntimeException( "The object is not loaded!", + static_cast< ::cppu::OWeakObject* >(this) ); + } + +#if defined(_WIN32) + if (m_pOleComponent.is()) + { + return uno::Reference< util::XCloseable >( m_pOleComponent ); + } +#endif + + assert(!m_pOleComponent.is()); + // TODO/LATER: Is it correct??? + return uno::Reference< util::XCloseable >(); + // throw uno::RuntimeException(); // TODO +} + + +void SAL_CALL OleEmbeddedObject::addStateChangeListener( const uno::Reference< embed::XStateChangeListener >& xListener ) +{ + // begin wrapping related part ==================== + if ( m_xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + m_xWrappedObject->addStateChangeListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !m_pInterfaceContainer ) + m_pInterfaceContainer.reset(new comphelper::OMultiTypeInterfaceContainerHelper2( m_aMutex )); + + m_pInterfaceContainer->addInterface( cppu::UnoType<embed::XStateChangeListener>::get(), + xListener ); +} + + +void SAL_CALL OleEmbeddedObject::removeStateChangeListener( + const uno::Reference< embed::XStateChangeListener >& xListener ) +{ + // begin wrapping related part ==================== + if ( m_xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + m_xWrappedObject->removeStateChangeListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_pInterfaceContainer ) + m_pInterfaceContainer->removeInterface( cppu::UnoType<embed::XStateChangeListener>::get(), + xListener ); +} + + +void SAL_CALL OleEmbeddedObject::close( sal_Bool bDeliverOwnership ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->close( bDeliverOwnership ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + uno::Reference< uno::XInterface > xSelfHold( static_cast< ::cppu::OWeakObject* >( this ) ); + lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >( this ) ); + + if ( m_pInterfaceContainer ) + { + comphelper::OInterfaceContainerHelper2* pContainer = + m_pInterfaceContainer->getContainer( cppu::UnoType<util::XCloseListener>::get()); + if ( pContainer != nullptr ) + { + comphelper::OInterfaceIteratorHelper2 pIterator(*pContainer); + while (pIterator.hasMoreElements()) + { + try + { + static_cast<util::XCloseListener*>(pIterator.next())->queryClosing( aSource, bDeliverOwnership ); + } + catch( const uno::RuntimeException& ) + { + pIterator.remove(); + } + } + } + + pContainer = m_pInterfaceContainer->getContainer( + cppu::UnoType<util::XCloseListener>::get()); + if ( pContainer != nullptr ) + { + comphelper::OInterfaceIteratorHelper2 pCloseIterator(*pContainer); + while (pCloseIterator.hasMoreElements()) + { + try + { + static_cast<util::XCloseListener*>(pCloseIterator.next())->notifyClosing( aSource ); + } + catch( const uno::RuntimeException& ) + { + pCloseIterator.remove(); + } + } + } + } + + Dispose(); +} + + +void SAL_CALL OleEmbeddedObject::addCloseListener( const uno::Reference< util::XCloseListener >& xListener ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->addCloseListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !m_pInterfaceContainer ) + m_pInterfaceContainer.reset(new comphelper::OMultiTypeInterfaceContainerHelper2( m_aMutex )); + + m_pInterfaceContainer->addInterface( cppu::UnoType<util::XCloseListener>::get(), xListener ); +} + + +void SAL_CALL OleEmbeddedObject::removeCloseListener( const uno::Reference< util::XCloseListener >& xListener ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->removeCloseListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_pInterfaceContainer ) + m_pInterfaceContainer->removeInterface( cppu::UnoType<util::XCloseListener>::get(), + xListener ); +} + + +void SAL_CALL OleEmbeddedObject::addEventListener( const uno::Reference< document::XEventListener >& xListener ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->addEventListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !m_pInterfaceContainer ) + m_pInterfaceContainer.reset(new comphelper::OMultiTypeInterfaceContainerHelper2( m_aMutex )); + + m_pInterfaceContainer->addInterface( cppu::UnoType<document::XEventListener>::get(), xListener ); +} + + +void SAL_CALL OleEmbeddedObject::removeEventListener( + const uno::Reference< document::XEventListener >& xListener ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->removeEventListener( xListener ); + return; + } + // end wrapping related part ==================== + + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( m_pInterfaceContainer ) + m_pInterfaceContainer->removeInterface( cppu::UnoType<document::XEventListener>::get(), + xListener ); +} + +// XInplaceObject ( wrapper related implementation ) + +void SAL_CALL OleEmbeddedObject::setObjectRectangles( const awt::Rectangle& aPosRect, + const awt::Rectangle& aClipRect ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XInplaceObject > xWrappedObject( m_xWrappedObject, uno::UNO_QUERY ); + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->setObjectRectangles( aPosRect, aClipRect ); + return; + } + // end wrapping related part ==================== + + throw embed::WrongStateException(); +} + + +void SAL_CALL OleEmbeddedObject::enableModeless( sal_Bool bEnable ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XInplaceObject > xWrappedObject( m_xWrappedObject, uno::UNO_QUERY ); + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->enableModeless( bEnable ); + return; + } + // end wrapping related part ==================== + + throw embed::WrongStateException(); +} + + +void SAL_CALL OleEmbeddedObject::translateAccelerators( + const uno::Sequence< awt::KeyEvent >& aKeys ) +{ + // begin wrapping related part ==================== + uno::Reference< embed::XInplaceObject > xWrappedObject( m_xWrappedObject, uno::UNO_QUERY ); + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->translateAccelerators( aKeys ); + return; + } + // end wrapping related part ==================== + +} + +// XChild + +css::uno::Reference< css::uno::XInterface > SAL_CALL OleEmbeddedObject::getParent() +{ + // begin wrapping related part ==================== + uno::Reference< container::XChild > xWrappedObject( m_xWrappedObject, uno::UNO_QUERY ); + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + return xWrappedObject->getParent(); + } + // end wrapping related part ==================== + + return m_xParent; +} + + +void SAL_CALL OleEmbeddedObject::setParent( const css::uno::Reference< css::uno::XInterface >& xParent ) +{ + // begin wrapping related part ==================== + uno::Reference< container::XChild > xWrappedObject( m_xWrappedObject, uno::UNO_QUERY ); + if ( xWrappedObject.is() ) + { + // the object was converted to OOo embedded object, the current implementation is now only a wrapper + xWrappedObject->setParent( xParent ); + return; + } + // end wrapping related part ==================== + + m_xParent = xParent; +} + +void OleEmbeddedObject::setStream(const css::uno::Reference<css::io::XStream>& xStream) +{ + m_xObjectStream = xStream; +} + +css::uno::Reference<css::io::XStream> OleEmbeddedObject::getStream() +{ + return m_xObjectStream; +} + +void OleEmbeddedObject::initialize(const uno::Sequence<uno::Any>& rArguments) +{ + if (!rArguments.hasElements()) + return; + + comphelper::SequenceAsHashMap aValues(rArguments[0]); + auto it = aValues.find("StreamReadOnly"); + if (it != aValues.end()) + it->second >>= m_bStreamReadOnly; +} + +OUString SAL_CALL OleEmbeddedObject::getImplementationName() +{ + return "com.sun.star.comp.embed.OleEmbeddedObject"; +} + +sal_Bool SAL_CALL OleEmbeddedObject::supportsService(const OUString& ServiceName) +{ + return cppu::supportsService(this, ServiceName); +} + +uno::Sequence<OUString> SAL_CALL OleEmbeddedObject::getSupportedServiceNames() +{ + return { "com.sun.star.comp.embed.OleEmbeddedObject" }; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |