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Diffstat (limited to 'forms/source/component/clickableimage.cxx')
| -rw-r--r-- | forms/source/component/clickableimage.cxx | 844 |
1 files changed, 844 insertions, 0 deletions
diff --git a/forms/source/component/clickableimage.cxx b/forms/source/component/clickableimage.cxx new file mode 100644 index 000000000..68861e42c --- /dev/null +++ b/forms/source/component/clickableimage.cxx @@ -0,0 +1,844 @@ +/* -*- 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 "clickableimage.hxx" +#include <controlfeatureinterception.hxx> +#include <urltransformer.hxx> +#include <componenttools.hxx> +#include <com/sun/star/form/XSubmit.hpp> +#include <com/sun/star/frame/XDispatch.hpp> +#include <com/sun/star/frame/XDispatchProvider.hpp> +#include <com/sun/star/frame/FrameSearchFlag.hpp> +#include <com/sun/star/frame/XController.hpp> +#include <com/sun/star/frame/XFrame.hpp> +#include <com/sun/star/awt/ActionEvent.hpp> +#include <com/sun/star/awt/XActionListener.hpp> +#include <com/sun/star/graphic/XGraphic.hpp> +#include <com/sun/star/graphic/GraphicObject.hpp> +#include <com/sun/star/util/VetoException.hpp> +#include <tools/urlobj.hxx> +#include <tools/debug.hxx> +#include <vcl/graph.hxx> +#include <vcl/svapp.hxx> +#include <sfx2/docfile.hxx> +#include <sfx2/objsh.hxx> +#include <osl/mutex.hxx> +#include <property.hxx> +#include <services.hxx> +#include <comphelper/interfacecontainer2.hxx> +#include <comphelper/property.hxx> +#include <comphelper/types.hxx> +#include <cppuhelper/exc_hlp.hxx> +#include <svtools/imageresourceaccess.hxx> +#define LOCAL_URL_PREFIX '#' + + +namespace frm +{ + + + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::sdb; + using namespace ::com::sun::star::sdbc; + using namespace ::com::sun::star::beans; + using namespace ::com::sun::star::container; + using namespace ::com::sun::star::form; + using namespace ::com::sun::star::awt; + using namespace ::com::sun::star::io; + using namespace ::com::sun::star::lang; + using namespace ::com::sun::star::util; + using namespace ::com::sun::star::frame; + using namespace ::com::sun::star::form::submission; + using namespace ::com::sun::star::graphic; + using ::com::sun::star::awt::MouseEvent; + using ::com::sun::star::task::XInteractionHandler; + + + // OClickableImageBaseControl + + + Sequence<Type> OClickableImageBaseControl::_getTypes() + { + static Sequence<Type> const aTypes = + concatSequences(OControl::_getTypes(), OClickableImageBaseControl_BASE::getTypes()); + return aTypes; + } + + + OClickableImageBaseControl::OClickableImageBaseControl(const Reference<XComponentContext>& _rxFactory, const OUString& _aService) + :OControl(_rxFactory, _aService) + ,m_aSubmissionVetoListeners( m_aMutex ) + ,m_aApproveActionListeners( m_aMutex ) + ,m_aActionListeners( m_aMutex ) + { + m_pFeatureInterception.reset( new ControlFeatureInterception( _rxFactory ) ); + } + + + OClickableImageBaseControl::~OClickableImageBaseControl() + { + if (!OComponentHelper::rBHelper.bDisposed) + { + acquire(); + dispose(); + } + } + + // UNO Binding + + Any SAL_CALL OClickableImageBaseControl::queryAggregation(const Type& _rType) + { + Any aReturn = OControl::queryAggregation(_rType); + if (!aReturn.hasValue()) + aReturn = OClickableImageBaseControl_BASE::queryInterface(_rType); + return aReturn; + } + + // XApproveActionBroadcaster + + void OClickableImageBaseControl::addApproveActionListener( + const Reference<XApproveActionListener>& l) + { + m_aApproveActionListeners.addInterface(l); + } + + + void OClickableImageBaseControl::removeApproveActionListener( + const Reference<XApproveActionListener>& l) + { + m_aApproveActionListeners.removeInterface(l); + } + + + void SAL_CALL OClickableImageBaseControl::registerDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) + { + m_pFeatureInterception->registerDispatchProviderInterceptor( _rxInterceptor ); + } + + + void SAL_CALL OClickableImageBaseControl::releaseDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) + { + m_pFeatureInterception->releaseDispatchProviderInterceptor( _rxInterceptor ); + } + + // OComponentHelper + + void OClickableImageBaseControl::disposing() + { + EventObject aEvent( static_cast< XWeak* >( this ) ); + m_aApproveActionListeners.disposeAndClear( aEvent ); + m_aActionListeners.disposeAndClear( aEvent ); + m_aSubmissionVetoListeners.disposeAndClear( aEvent ); + m_pFeatureInterception->dispose(); + + { + ::osl::MutexGuard aGuard( m_aMutex ); + m_pThread.clear(); + } + + OControl::disposing(); + } + + + OImageProducerThread_Impl* OClickableImageBaseControl::getImageProducerThread() + { + if ( !m_pThread.is() ) + { + m_pThread = new OImageProducerThread_Impl( this ); + m_pThread->create(); + } + return m_pThread.get(); + } + + + bool OClickableImageBaseControl::approveAction( ) + { + bool bCancelled = false; + EventObject aEvent( static_cast< XWeak* >( this ) ); + + ::comphelper::OInterfaceIteratorHelper2 aIter( m_aApproveActionListeners ); + while( !bCancelled && aIter.hasMoreElements() ) + { + // Every approveAction method must be thread-safe! + if( !static_cast< XApproveActionListener* >( aIter.next() )->approveAction( aEvent ) ) + bCancelled = true; + } + + return !bCancelled; + } + + + // This method is also called from a thread and thus must be thread-safe. + void OClickableImageBaseControl::actionPerformed_Impl(bool bNotifyListener, const MouseEvent& rEvt) + { + if( bNotifyListener ) + { + if ( !approveAction() ) + return; + } + + // Whether the rest of the code is thread-safe, one can't tell. Therefore + // we do most of the work on a locked solar mutex. + Reference<XPropertySet> xSet; + Reference< XInterface > xModelsParent; + FormButtonType eButtonType = FormButtonType_PUSH; + { + SolarMutexGuard aGuard; + + // Get parent + Reference<XFormComponent> xComp(getModel(), UNO_QUERY); + if (!xComp.is()) + return; + + xModelsParent = xComp->getParent(); + if (!xModelsParent.is()) + return; + + // Which button type? + xSet.set(xComp, css::uno::UNO_QUERY); + if ( !xSet.is() ) + return; + xSet->getPropertyValue(PROPERTY_BUTTONTYPE) >>= eButtonType; + } + + switch (eButtonType) + { + case FormButtonType_RESET: + { + // Reset methods must be thread-safe! + Reference<XReset> xReset(xModelsParent, UNO_QUERY); + if (!xReset.is()) + return; + + xReset->reset(); + } + break; + + case FormButtonType_SUBMIT: + { + // if some outer component can provide an interaction handler, use it + Reference< XInteractionHandler > xHandler( m_pFeatureInterception->queryDispatch( "private:/InteractionHandler" ), UNO_QUERY ); + try + { + implSubmit( rEvt, xHandler ); + } + catch( const Exception& ) + { + // ignore + } + } + break; + + case FormButtonType_URL: + { + SolarMutexGuard aGuard; + + Reference< XModel > xModel = getXModel(xModelsParent); + if (!xModel.is()) + return; + + + // Execute URL now + Reference< XController > xController = xModel->getCurrentController(); + if (!xController.is()) + return; + + Reference< XFrame > xFrame = xController->getFrame(); + if( !xFrame.is() ) + return; + + URL aURL; + aURL.Complete = + getString(xSet->getPropertyValue(PROPERTY_TARGET_URL)); + + if (!aURL.Complete.isEmpty() && (LOCAL_URL_PREFIX == aURL.Complete[0])) + { // FIXME: The URL contains a local URL only. Since the URLTransformer does not handle this case correctly + // (it can't: it does not know the document URL), we have to take care for this ourself. + // The real solution would be to not allow such relative URLs (there is a rule that at runtime, all + // URLs have to be absolute), but for compatibility reasons this is no option. + // The more as the user does not want to see a local URL as "file://<path>/<document>#mark" if it + // could be "#mark" as well. + // If we someday say that this hack (yes, it's kind of a hack) is not sustainable anymore, the complete + // solution would be: + // * recognize URLs consisting of a mark only while _reading_ the document + // * for this, allow the INetURLObject (which at the moment is invoked when reading URLs) to + // transform such mark-only URLs into correct absolute URLs + // * at the UI, show only the mark + // * !!! recognize every SAVEAS on the document, so the absolute URL can be adjusted. This seems + // rather impossible !!! + aURL.Mark = aURL.Complete; + aURL.Complete = xModel->getURL(); + aURL.Complete += aURL.Mark; + } + + bool bDispatchUrlInternal = false; + xSet->getPropertyValue(PROPERTY_DISPATCHURLINTERNAL) >>= bDispatchUrlInternal; + if ( bDispatchUrlInternal ) + { + m_pFeatureInterception->getTransformer().parseSmartWithAsciiProtocol( aURL, INET_FILE_SCHEME ); + + OUString aTargetFrame; + xSet->getPropertyValue(PROPERTY_TARGET_FRAME) >>= aTargetFrame; + + Reference< XDispatch > xDisp = Reference< XDispatchProvider > (xFrame,UNO_QUERY_THROW)->queryDispatch( aURL, aTargetFrame, + FrameSearchFlag::SELF | FrameSearchFlag::PARENT | + FrameSearchFlag::SIBLINGS | FrameSearchFlag::CREATE ); + + Sequence<PropertyValue> aArgs(1); + PropertyValue& rProp = aArgs.getArray()[0]; + rProp.Name = "Referer"; + rProp.Value <<= xModel->getURL(); + + if (xDisp.is()) + xDisp->dispatch( aURL, aArgs ); + } + else + { + URL aHyperLink = m_pFeatureInterception->getTransformer().getStrictURLFromAscii( ".uno:OpenHyperlink" ); + + Reference< XDispatch > xDisp = Reference< XDispatchProvider > (xFrame,UNO_QUERY_THROW)->queryDispatch(aHyperLink, OUString() , 0); + + if ( xDisp.is() ) + { + Sequence<PropertyValue> aProps(3); + aProps[0].Name = "URL"; + aProps[0].Value <<= aURL.Complete; + + aProps[1].Name = "FrameName"; + aProps[1].Value = xSet->getPropertyValue(PROPERTY_TARGET_FRAME); + + aProps[2].Name = "Referer"; + aProps[2].Value <<= xModel->getURL(); + + xDisp->dispatch( aHyperLink, aProps ); + } + } + } break; + default: + { + // notify the action listeners for a push button + ActionEvent aEvt(static_cast<XWeak*>(this), m_aActionCommand); + m_aActionListeners.notifyEach( &XActionListener::actionPerformed, aEvt ); + } + } + } + + + void SAL_CALL OClickableImageBaseControl::addSubmissionVetoListener( const Reference< submission::XSubmissionVetoListener >& listener ) + { + m_aSubmissionVetoListeners.addInterface( listener ); + } + + + void SAL_CALL OClickableImageBaseControl::removeSubmissionVetoListener( const Reference< submission::XSubmissionVetoListener >& listener ) + { + m_aSubmissionVetoListeners.removeInterface( listener ); + } + + + void SAL_CALL OClickableImageBaseControl::submitWithInteraction( const Reference< XInteractionHandler >& _rxHandler ) + { + implSubmit( MouseEvent(), _rxHandler ); + } + + + void SAL_CALL OClickableImageBaseControl::submit( ) + { + implSubmit( MouseEvent(), nullptr ); + } + + + Sequence< OUString > SAL_CALL OClickableImageBaseControl::getSupportedServiceNames( ) + { + Sequence< OUString > aSupported = OControl::getSupportedServiceNames(); + aSupported.realloc( aSupported.getLength() + 1 ); + + OUString* pArray = aSupported.getArray(); + pArray[ aSupported.getLength() - 1 ] = FRM_SUN_CONTROL_SUBMITBUTTON; + + return aSupported; + } + + + void OClickableImageBaseControl::implSubmit( const MouseEvent& _rEvent, const Reference< XInteractionHandler >& _rxHandler ) + { + try + { + // allow the veto listeners to join the game + m_aSubmissionVetoListeners.notifyEach( &XSubmissionVetoListener::submitting, EventObject( *this ) ); + + // see whether there's an "submit interceptor" set at our model + Reference< submission::XSubmissionSupplier > xSubmissionSupp( getModel(), UNO_QUERY ); + Reference< XSubmission > xSubmission; + if ( xSubmissionSupp.is() ) + xSubmission = xSubmissionSupp->getSubmission(); + + if ( xSubmission.is() ) + { + if ( !_rxHandler.is() ) + xSubmission->submit(); + else + xSubmission->submitWithInteraction( _rxHandler ); + } + else + { + // no "interceptor" -> ordinary (old-way) submission + Reference< XChild > xChild( getModel(), UNO_QUERY ); + Reference< XSubmit > xParentSubmission; + if ( xChild.is() ) + xParentSubmission.set(xChild->getParent(), css::uno::UNO_QUERY); + if ( xParentSubmission.is() ) + xParentSubmission->submit( this, _rEvent ); + } + } + catch( const VetoException& ) + { + // allowed to leave + throw; + } + catch( const RuntimeException& ) + { + // allowed to leave + throw; + } + catch( const WrappedTargetException& ) + { + // allowed to leave + throw; + } + catch( const Exception& ) + { + css::uno::Any anyEx = cppu::getCaughtException(); + OSL_FAIL( "OClickableImageBaseControl::implSubmit: caught an unknown exception!" ); + throw WrappedTargetException( OUString(), *this, anyEx ); + } + } + + + // OClickableImageBaseModel + + + Sequence<Type> OClickableImageBaseModel::_getTypes() + { + return concatSequences( + OControlModel::_getTypes(), + OClickableImageBaseModel_Base::getTypes() + ); + } + + + OClickableImageBaseModel::OClickableImageBaseModel( const Reference< XComponentContext >& _rxFactory, const OUString& _rUnoControlModelTypeName, + const OUString& rDefault ) + :OControlModel( _rxFactory, _rUnoControlModelTypeName, rDefault ) + ,OPropertyChangeListener(m_aMutex) + ,m_xGraphicObject() + ,m_bDispatchUrlInternal(false) + ,m_bProdStarted(false) + { + implConstruct(); + m_eButtonType = FormButtonType_PUSH; + } + + + OClickableImageBaseModel::OClickableImageBaseModel( const OClickableImageBaseModel* _pOriginal, const Reference<XComponentContext>& _rxFactory ) + :OControlModel( _pOriginal, _rxFactory ) + ,OPropertyChangeListener( m_aMutex ) + ,m_xGraphicObject( _pOriginal->m_xGraphicObject ) + ,m_bDispatchUrlInternal(false) + ,m_bProdStarted( false ) + { + implConstruct(); + + // copy properties + m_eButtonType = _pOriginal->m_eButtonType; + m_sTargetURL = _pOriginal->m_sTargetURL; + m_sTargetFrame = _pOriginal->m_sTargetFrame; + m_bDispatchUrlInternal = _pOriginal->m_bDispatchUrlInternal; + } + + + void OClickableImageBaseModel::implInitializeImageURL( ) + { + osl_atomic_increment( &m_refCount ); + { + // simulate a propertyChanged event for the ImageURL + Any aImageURL; + getFastPropertyValue( aImageURL, PROPERTY_ID_IMAGE_URL ); + _propertyChanged( PropertyChangeEvent( *this, PROPERTY_IMAGE_URL, false, PROPERTY_ID_IMAGE_URL, Any( ), aImageURL ) ); + } + osl_atomic_decrement( &m_refCount ); + } + + + void OClickableImageBaseModel::implConstruct() + { + m_xProducer = new ImageProducer; + m_xProducer->SetDoneHdl( LINK( this, OClickableImageBaseModel, OnImageImportDone ) ); + osl_atomic_increment( &m_refCount ); + { + if ( m_xAggregateSet.is() ) + { + OPropertyChangeMultiplexer* pMultiplexer = new OPropertyChangeMultiplexer( this, m_xAggregateSet ); + pMultiplexer->addProperty( PROPERTY_IMAGE_URL ); + } + } + osl_atomic_decrement(&m_refCount); + } + + + OClickableImageBaseModel::~OClickableImageBaseModel() + { + if (!OComponentHelper::rBHelper.bDisposed) + { + acquire(); + dispose(); + } + DBG_ASSERT(m_pMedium == nullptr, "OClickableImageBaseModel::~OClickableImageBaseModel : leaving a memory leak ..."); + // This should be cleaned up at least in the dispose + + } + + // XImageProducer + + void SAL_CALL OClickableImageBaseModel::addConsumer( const Reference< XImageConsumer >& _rxConsumer ) + { + ImageModelMethodGuard aGuard( *this ); + GetImageProducer()->addConsumer( _rxConsumer ); + } + + + void SAL_CALL OClickableImageBaseModel::removeConsumer( const Reference< XImageConsumer >& _rxConsumer ) + { + ImageModelMethodGuard aGuard( *this ); + GetImageProducer()->removeConsumer( _rxConsumer ); + } + + + void SAL_CALL OClickableImageBaseModel::startProduction( ) + { + ImageModelMethodGuard aGuard( *this ); + GetImageProducer()->startProduction(); + } + + + Reference< submission::XSubmission > SAL_CALL OClickableImageBaseModel::getSubmission() + { + return m_xSubmissionDelegate; + } + + + void SAL_CALL OClickableImageBaseModel::setSubmission( const Reference< submission::XSubmission >& _submission ) + { + m_xSubmissionDelegate = _submission; + } + + + Sequence< OUString > SAL_CALL OClickableImageBaseModel::getSupportedServiceNames( ) + { + Sequence< OUString > aSupported = OControlModel::getSupportedServiceNames(); + aSupported.realloc( aSupported.getLength() + 1 ); + + OUString* pArray = aSupported.getArray(); + pArray[ aSupported.getLength() - 1 ] = FRM_SUN_COMPONENT_SUBMITBUTTON; + + return aSupported; + } + + // OComponentHelper + + void OClickableImageBaseModel::disposing() + { + OControlModel::disposing(); + m_pMedium.reset(); + m_xProducer.clear(); + } + + + Any SAL_CALL OClickableImageBaseModel::queryAggregation(const Type& _rType) + { + // order matters: + // we definitely want to "override" the XImageProducer interface of our aggregate, + // thus check OClickableImageBaseModel_Base (which provides this) first + Any aReturn = OClickableImageBaseModel_Base::queryInterface( _rType ); + + // BUT: _don't_ let it feel responsible for the XTypeProvider interface + // (as this is implemented by our base class in the proper way) + if ( _rType.equals( cppu::UnoType<XTypeProvider>::get() ) + || !aReturn.hasValue() + ) + aReturn = OControlModel::queryAggregation( _rType ); + + return aReturn; + } + + + void OClickableImageBaseModel::getFastPropertyValue(Any& rValue, sal_Int32 nHandle) const + { + switch (nHandle) + { + case PROPERTY_ID_BUTTONTYPE : rValue <<= m_eButtonType; break; + case PROPERTY_ID_TARGET_URL : rValue <<= m_sTargetURL; break; + case PROPERTY_ID_TARGET_FRAME : rValue <<= m_sTargetFrame; break; + case PROPERTY_ID_DISPATCHURLINTERNAL : rValue <<= m_bDispatchUrlInternal; break; + default: + OControlModel::getFastPropertyValue(rValue, nHandle); + } + } + + + void OClickableImageBaseModel::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle, const Any& rValue) + { + switch (nHandle) + { + case PROPERTY_ID_BUTTONTYPE : + DBG_ASSERT(rValue.has<FormButtonType>(), "OClickableImageBaseModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + rValue >>= m_eButtonType; + break; + + case PROPERTY_ID_TARGET_URL : + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_STRING, "OClickableImageBaseModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + rValue >>= m_sTargetURL; + break; + + case PROPERTY_ID_TARGET_FRAME : + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_STRING, "OClickableImageBaseModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + rValue >>= m_sTargetFrame; + break; + + case PROPERTY_ID_DISPATCHURLINTERNAL: + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "OClickableImageBaseModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + rValue >>= m_bDispatchUrlInternal; + break; + + default: + OControlModel::setFastPropertyValue_NoBroadcast(nHandle, rValue); + } + } + + + sal_Bool OClickableImageBaseModel::convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle, const Any& rValue) + { + switch (nHandle) + { + case PROPERTY_ID_BUTTONTYPE : + return tryPropertyValueEnum( rConvertedValue, rOldValue, rValue, m_eButtonType ); + + case PROPERTY_ID_TARGET_URL : + return tryPropertyValue(rConvertedValue, rOldValue, rValue, m_sTargetURL); + + case PROPERTY_ID_TARGET_FRAME : + return tryPropertyValue(rConvertedValue, rOldValue, rValue, m_sTargetFrame); + + case PROPERTY_ID_DISPATCHURLINTERNAL : + return tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bDispatchUrlInternal); + + default: + return OControlModel::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue); + } + } + + + void OClickableImageBaseModel::StartProduction() + { + ImageProducer *pImgProd = GetImageProducer(); + // grab the ImageURL + OUString sURL; + getPropertyValue("ImageURL") >>= sURL; + if (!m_pMedium) + { + if ( ::svt::GraphicAccess::isSupportedURL( sURL ) ) + pImgProd->SetImage( sURL ); + else + // caution: the medium may be NULL if somebody gave us an invalid URL to work with + pImgProd->SetImage(OUString()); + return; + } + if (m_pMedium->GetErrorCode()==ERRCODE_NONE) + { + SvStream* pStream = m_pMedium->GetInStream(); + + pImgProd->SetImage(*pStream); + pImgProd->startProduction(); + m_bProdStarted = true; + } + else + { + pImgProd->SetImage(OUString()); + m_pMedium.reset(); + } + } + + SfxObjectShell* OClickableImageBaseModel::GetObjectShell() + { + // Find the XModel to get to the Object shell or at least the + // Referer. + // There's only a Model if we load HTML documents and the URL is + // changed in a document that is already loaded. There's no way + // we can get to the Model during loading. + Reference< XModel > xModel; + css::uno::Reference<css::uno::XInterface> xIfc( *this ); + while( !xModel.is() && xIfc.is() ) + { + Reference<XChild> xChild( xIfc, UNO_QUERY ); + xIfc = xChild->getParent(); + xModel.set(xIfc, css::uno::UNO_QUERY); + } + + // Search for the Object shell by iterating over all Object shells + // and comparing their XModel to ours. + // As an optimization, we try the current Object shell first. + SfxObjectShell *pObjSh = nullptr; + + if( xModel.is() ) + { + SfxObjectShell *pTestObjSh = SfxObjectShell::Current(); + if( pTestObjSh ) + { + Reference< XModel > xTestModel = pTestObjSh->GetModel(); + if( xTestModel == xModel ) + pObjSh = pTestObjSh; + } + if( !pObjSh ) + { + pTestObjSh = SfxObjectShell::GetFirst(); + while( !pObjSh && pTestObjSh ) + { + Reference< XModel > xTestModel = pTestObjSh->GetModel(); + if( xTestModel == xModel ) + pObjSh = pTestObjSh; + else + pTestObjSh = SfxObjectShell::GetNext( *pTestObjSh ); + } + } + } + + return pObjSh; + } + + void OClickableImageBaseModel::SetURL( const OUString& rURL ) + { + if (m_pMedium || rURL.isEmpty()) + { + // Free the stream at the Producer, before the medium is deleted + GetImageProducer()->SetImage(OUString()); + m_pMedium.reset(); + } + + // the SfxMedium is not allowed to be created with an invalid URL, so we have to check this first + INetURLObject aUrl(rURL); + if (INetProtocol::NotValid == aUrl.GetProtocol()) + // we treat an invalid URL like we would treat no URL + return; + + if (!rURL.isEmpty() && !::svt::GraphicAccess::isSupportedURL( rURL ) ) + { + m_pMedium.reset(new SfxMedium(rURL, StreamMode::STD_READ)); + + SfxObjectShell *pObjSh = GetObjectShell(); + + if( pObjSh ) + { + // Transfer target frame, so that javascript: URLs + // can also be "loaded" + const SfxMedium *pShMedium = pObjSh->GetMedium(); + if( pShMedium ) + m_pMedium->SetLoadTargetFrame(pShMedium->GetLoadTargetFrame()); + } + + m_bProdStarted = false; + + // Kick off download (caution: can be synchronous). + m_pMedium->Download(LINK(this, OClickableImageBaseModel, DownloadDoneLink)); + } + else + { + if ( ::svt::GraphicAccess::isSupportedURL( rURL ) ) + GetImageProducer()->SetImage( rURL ); + GetImageProducer()->startProduction(); + } + } + + + void OClickableImageBaseModel::DataAvailable() + { + if (!m_bProdStarted) + StartProduction(); + + GetImageProducer()->NewDataAvailable(); + } + + + IMPL_LINK_NOARG( OClickableImageBaseModel, DownloadDoneLink, void*, void ) + { + ::osl::MutexGuard aGuard( m_aMutex ); + DataAvailable(); + } + + + void OClickableImageBaseModel::_propertyChanged( const PropertyChangeEvent& rEvt ) + { + // If a URL was set, it needs to be passed onto the ImageProducer. + ::osl::MutexGuard aGuard(m_aMutex); + SetURL( getString(rEvt.NewValue) ); + } + + + Any OClickableImageBaseModel::getPropertyDefaultByHandle( sal_Int32 nHandle ) const + { + switch (nHandle) + { + case PROPERTY_ID_BUTTONTYPE : return makeAny( FormButtonType_PUSH ); + case PROPERTY_ID_TARGET_URL : + case PROPERTY_ID_TARGET_FRAME : return makeAny( OUString() ); + case PROPERTY_ID_DISPATCHURLINTERNAL : return makeAny( false ); + default: + return OControlModel::getPropertyDefaultByHandle(nHandle); + } + } + + IMPL_LINK( OClickableImageBaseModel, OnImageImportDone, Graphic*, i_pGraphic, void ) + { + const Reference< XGraphic > xGraphic( i_pGraphic != nullptr ? Graphic(i_pGraphic->GetBitmapEx()).GetXGraphic() : nullptr ); + if ( !xGraphic.is() ) + { + m_xGraphicObject.clear(); + } + else + { + m_xGraphicObject = css::graphic::GraphicObject::create( m_xContext ); + m_xGraphicObject->setGraphic( xGraphic ); + } + } + + + // OImageProducerThread_Impl + + void OImageProducerThread_Impl::processEvent( ::cppu::OComponentHelper *pCompImpl, + const EventObject* pEvt, + const Reference<XControl>&, + bool ) + { + static_cast<OClickableImageBaseControl *>(pCompImpl)->actionPerformed_Impl( true, *static_cast<const MouseEvent *>(pEvt) ); + } + + +} // namespace frm + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |