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Diffstat (limited to 'sc/source/ui/unoobj/dispuno.cxx')
-rw-r--r-- | sc/source/ui/unoobj/dispuno.cxx | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/sc/source/ui/unoobj/dispuno.cxx b/sc/source/ui/unoobj/dispuno.cxx new file mode 100644 index 000000000..2fc3f06c8 --- /dev/null +++ b/sc/source/ui/unoobj/dispuno.cxx @@ -0,0 +1,369 @@ +/* -*- 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 <sfx2/viewfrm.hxx> +#include <svx/dataaccessdescriptor.hxx> +#include <svl/hint.hxx> +#include <vcl/svapp.hxx> + +#include <com/sun/star/frame/XDispatchProviderInterception.hpp> +#include <com/sun/star/view/XSelectionSupplier.hpp> +#include <com/sun/star/sdb/CommandType.hpp> + +#include <dispuno.hxx> +#include <tabvwsh.hxx> +#include <dbdocfun.hxx> +#include <dbdata.hxx> + +using namespace com::sun::star; + +static const char cURLInsertColumns[] = ".uno:DataSourceBrowser/InsertColumns"; //data into text +static const char cURLDocDataSource[] = ".uno:DataSourceBrowser/DocumentDataSource"; + +static uno::Reference<view::XSelectionSupplier> lcl_GetSelectionSupplier( const SfxViewShell* pViewShell ) +{ + if ( pViewShell ) + { + SfxViewFrame* pViewFrame = pViewShell->GetViewFrame(); + if (pViewFrame) + { + return uno::Reference<view::XSelectionSupplier>( pViewFrame->GetFrame().GetController(), uno::UNO_QUERY ); + } + } + return uno::Reference<view::XSelectionSupplier>(); +} + +ScDispatchProviderInterceptor::ScDispatchProviderInterceptor(ScTabViewShell* pViewSh) : + pViewShell( pViewSh ) +{ + if ( pViewShell ) + { + m_xIntercepted.set(uno::Reference<frame::XDispatchProviderInterception>(pViewShell->GetViewFrame()->GetFrame().GetFrameInterface(), uno::UNO_QUERY)); + if (m_xIntercepted.is()) + { + osl_atomic_increment( &m_refCount ); + + m_xIntercepted->registerDispatchProviderInterceptor( + static_cast<frame::XDispatchProviderInterceptor*>(this)); + // this should make us the top-level dispatch-provider for the component, via a call to our + // setDispatchProvider we should have got a fallback for requests we (i.e. our master) cannot fulfill + uno::Reference<lang::XComponent> xInterceptedComponent(m_xIntercepted, uno::UNO_QUERY); + if (xInterceptedComponent.is()) + xInterceptedComponent->addEventListener(static_cast<lang::XEventListener*>(this)); + + osl_atomic_decrement( &m_refCount ); + } + + StartListening(*pViewShell); + } +} + +ScDispatchProviderInterceptor::~ScDispatchProviderInterceptor() +{ + if (pViewShell) + EndListening(*pViewShell); +} + +void ScDispatchProviderInterceptor::Notify( SfxBroadcaster&, const SfxHint& rHint ) +{ + if ( rHint.GetId() == SfxHintId::Dying ) + pViewShell = nullptr; +} + +// XDispatchProvider + +uno::Reference<frame::XDispatch> SAL_CALL ScDispatchProviderInterceptor::queryDispatch( + const util::URL& aURL, const OUString& aTargetFrameName, + sal_Int32 nSearchFlags ) +{ + SolarMutexGuard aGuard; + + uno::Reference<frame::XDispatch> xResult; + // create some dispatch ... + if ( pViewShell && ( + aURL.Complete == cURLInsertColumns || + aURL.Complete == cURLDocDataSource ) ) + { + if (!m_xMyDispatch.is()) + m_xMyDispatch = new ScDispatch( pViewShell ); + xResult = m_xMyDispatch; + } + + // ask our slave provider + if (!xResult.is() && m_xSlaveDispatcher.is()) + xResult = m_xSlaveDispatcher->queryDispatch(aURL, aTargetFrameName, nSearchFlags); + + return xResult; +} + +uno::Sequence< uno::Reference<frame::XDispatch> > SAL_CALL + ScDispatchProviderInterceptor::queryDispatches( + const uno::Sequence<frame::DispatchDescriptor>& aDescripts ) +{ + SolarMutexGuard aGuard; + + uno::Sequence< uno::Reference< frame::XDispatch> > aReturn(aDescripts.getLength()); + std::transform(aDescripts.begin(), aDescripts.end(), aReturn.begin(), + [this](const frame::DispatchDescriptor& rDescr) -> uno::Reference<frame::XDispatch> { + return queryDispatch(rDescr.FeatureURL, rDescr.FrameName, rDescr.SearchFlags); }); + return aReturn; +} + +// XDispatchProviderInterceptor + +uno::Reference<frame::XDispatchProvider> SAL_CALL + ScDispatchProviderInterceptor::getSlaveDispatchProvider() +{ + SolarMutexGuard aGuard; + return m_xSlaveDispatcher; +} + +void SAL_CALL ScDispatchProviderInterceptor::setSlaveDispatchProvider( + const uno::Reference<frame::XDispatchProvider>& xNewDispatchProvider ) +{ + SolarMutexGuard aGuard; + m_xSlaveDispatcher.set(xNewDispatchProvider); +} + +uno::Reference<frame::XDispatchProvider> SAL_CALL + ScDispatchProviderInterceptor::getMasterDispatchProvider() +{ + SolarMutexGuard aGuard; + return m_xMasterDispatcher; +} + +void SAL_CALL ScDispatchProviderInterceptor::setMasterDispatchProvider( + const uno::Reference<frame::XDispatchProvider>& xNewSupplier ) +{ + SolarMutexGuard aGuard; + m_xMasterDispatcher.set(xNewSupplier); +} + +// XEventListener + +void SAL_CALL ScDispatchProviderInterceptor::disposing( const lang::EventObject& /* Source */ ) +{ + SolarMutexGuard aGuard; + + if (m_xIntercepted.is()) + { + m_xIntercepted->releaseDispatchProviderInterceptor( + static_cast<frame::XDispatchProviderInterceptor*>(this)); + uno::Reference<lang::XComponent> xInterceptedComponent(m_xIntercepted, uno::UNO_QUERY); + if (xInterceptedComponent.is()) + xInterceptedComponent->removeEventListener(static_cast<lang::XEventListener*>(this)); + + m_xMyDispatch = nullptr; + } + m_xIntercepted = nullptr; +} + +ScDispatch::ScDispatch(ScTabViewShell* pViewSh) : + pViewShell( pViewSh ), + bListeningToView( false ) +{ + if (pViewShell) + StartListening(*pViewShell); +} + +ScDispatch::~ScDispatch() +{ + if (pViewShell) + EndListening(*pViewShell); + + if (bListeningToView && pViewShell) + { + uno::Reference<view::XSelectionSupplier> xSupplier(lcl_GetSelectionSupplier( pViewShell )); + if ( xSupplier.is() ) + xSupplier->removeSelectionChangeListener(this); + } +} + +void ScDispatch::Notify( SfxBroadcaster&, const SfxHint& rHint ) +{ + if ( rHint.GetId() == SfxHintId::Dying ) + pViewShell = nullptr; +} + +// XDispatch + +void SAL_CALL ScDispatch::dispatch( const util::URL& aURL, + const uno::Sequence<beans::PropertyValue>& aArgs ) +{ + SolarMutexGuard aGuard; + + bool bDone = false; + if ( pViewShell && aURL.Complete == cURLInsertColumns ) + { + ScViewData& rViewData = pViewShell->GetViewData(); + ScAddress aPos( rViewData.GetCurX(), rViewData.GetCurY(), rViewData.GetTabNo() ); + + ScDBDocFunc aFunc( *rViewData.GetDocShell() ); + aFunc.DoImportUno( aPos, aArgs ); + bDone = true; + } + // cURLDocDataSource is never dispatched + + if (!bDone) + throw uno::RuntimeException(); +} + +static void lcl_FillDataSource( frame::FeatureStateEvent& rEvent, const ScImportParam& rParam ) +{ + rEvent.IsEnabled = rParam.bImport; + + svx::ODataAccessDescriptor aDescriptor; + if ( rParam.bImport ) + { + sal_Int32 nType = rParam.bSql ? sdb::CommandType::COMMAND : + ( (rParam.nType == ScDbQuery) ? sdb::CommandType::QUERY : + sdb::CommandType::TABLE ); + + aDescriptor.setDataSource(rParam.aDBName); + aDescriptor[svx::DataAccessDescriptorProperty::Command] <<= rParam.aStatement; + aDescriptor[svx::DataAccessDescriptorProperty::CommandType] <<= nType; + } + else + { + // descriptor has to be complete anyway + + aDescriptor[svx::DataAccessDescriptorProperty::DataSource] <<= OUString(); + aDescriptor[svx::DataAccessDescriptorProperty::Command] <<= OUString(); + aDescriptor[svx::DataAccessDescriptorProperty::CommandType] <<= sal_Int32(sdb::CommandType::TABLE); + } + rEvent.State <<= aDescriptor.createPropertyValueSequence(); +} + +void SAL_CALL ScDispatch::addStatusListener( + const uno::Reference<frame::XStatusListener>& xListener, + const util::URL& aURL) +{ + SolarMutexGuard aGuard; + + if (!pViewShell) + throw uno::RuntimeException(); + + // initial state + frame::FeatureStateEvent aEvent; + aEvent.IsEnabled = true; + aEvent.Source.set(static_cast<cppu::OWeakObject*>(this)); + aEvent.FeatureURL = aURL; + + if ( aURL.Complete == cURLDocDataSource ) + { + aDataSourceListeners.emplace_back( xListener ); + + if (!bListeningToView) + { + uno::Reference<view::XSelectionSupplier> xSupplier(lcl_GetSelectionSupplier( pViewShell )); + if ( xSupplier.is() ) + xSupplier->addSelectionChangeListener(this); + bListeningToView = true; + } + + ScDBData* pDBData = pViewShell->GetDBData(false,SC_DB_OLD); + if ( pDBData ) + pDBData->GetImportParam( aLastImport ); + lcl_FillDataSource( aEvent, aLastImport ); // modifies State, IsEnabled + } + //! else add to listener for "enabled" changes? + + xListener->statusChanged( aEvent ); +} + +void SAL_CALL ScDispatch::removeStatusListener( + const uno::Reference<frame::XStatusListener>& xListener, + const util::URL& aURL ) +{ + SolarMutexGuard aGuard; + + if ( aURL.Complete == cURLDocDataSource ) + { + sal_uInt16 nCount = aDataSourceListeners.size(); + for ( sal_uInt16 n=nCount; n--; ) + { + uno::Reference<frame::XStatusListener>& rObj = aDataSourceListeners[n]; + if ( rObj == xListener ) + { + aDataSourceListeners.erase( aDataSourceListeners.begin() + n ); + break; + } + } + + if ( aDataSourceListeners.empty() && pViewShell ) + { + uno::Reference<view::XSelectionSupplier> xSupplier(lcl_GetSelectionSupplier( pViewShell )); + if ( xSupplier.is() ) + xSupplier->removeSelectionChangeListener(this); + bListeningToView = false; + } + } +} + +// XSelectionChangeListener + +void SAL_CALL ScDispatch::selectionChanged( const css::lang::EventObject& /* aEvent */ ) +{ + // currently only called for URL cURLDocDataSource + + if ( pViewShell ) + { + ScImportParam aNewImport; + ScDBData* pDBData = pViewShell->GetDBData(false,SC_DB_OLD); + if ( pDBData ) + pDBData->GetImportParam( aNewImport ); + + // notify listeners only if data source has changed + if ( aNewImport.bImport != aLastImport.bImport || + aNewImport.aDBName != aLastImport.aDBName || + aNewImport.aStatement != aLastImport.aStatement || + aNewImport.bSql != aLastImport.bSql || + aNewImport.nType != aLastImport.nType ) + { + frame::FeatureStateEvent aEvent; + aEvent.Source.set(static_cast<cppu::OWeakObject*>(this)); + aEvent.FeatureURL.Complete = cURLDocDataSource; + + lcl_FillDataSource( aEvent, aNewImport ); // modifies State, IsEnabled + + for (uno::Reference<frame::XStatusListener> & xDataSourceListener : aDataSourceListeners) + xDataSourceListener->statusChanged( aEvent ); + + aLastImport = aNewImport; + } + } +} + +// XEventListener + +void SAL_CALL ScDispatch::disposing( const css::lang::EventObject& rSource ) +{ + uno::Reference<view::XSelectionSupplier> xSupplier(rSource.Source, uno::UNO_QUERY); + xSupplier->removeSelectionChangeListener(this); + bListeningToView = false; + + lang::EventObject aEvent; + aEvent.Source.set(static_cast<cppu::OWeakObject*>(this)); + for (uno::Reference<frame::XStatusListener> & xDataSourceListener : aDataSourceListeners) + xDataSourceListener->disposing( aEvent ); + + pViewShell = nullptr; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |