diff options
Diffstat (limited to 'dbaccess/source/core/dataaccess/documenteventexecutor.cxx')
| -rw-r--r-- | dbaccess/source/core/dataaccess/documenteventexecutor.cxx | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/dbaccess/source/core/dataaccess/documenteventexecutor.cxx b/dbaccess/source/core/dataaccess/documenteventexecutor.cxx new file mode 100644 index 000000000000..c25d052a396c --- /dev/null +++ b/dbaccess/source/core/dataaccess/documenteventexecutor.cxx @@ -0,0 +1,231 @@ +/************************************************************************* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_dbaccess.hxx" + +#include "documenteventexecutor.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/document/XDocumentEventBroadcaster.hpp> +#include <com/sun/star/util/XURLTransformer.hpp> +#include <com/sun/star/frame/XModel.hpp> +#include <com/sun/star/frame/XDispatchProvider.hpp> +/** === end UNO includes === **/ + +#include <comphelper/componentcontext.hxx> +#include <comphelper/namedvaluecollection.hxx> +#include <cppuhelper/weakref.hxx> +#include <tools/diagnose_ex.h> +#include <vcl/svapp.hxx> +#include <vos/mutex.hxx> + +//........................................................................ +namespace dbaccess +{ +//........................................................................ + + /** === begin UNO using === **/ + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::UNO_SET_THROW; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::uno::RuntimeException; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::makeAny; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::uno::Type; + using ::com::sun::star::uno::WeakReference; + using ::com::sun::star::document::XDocumentEventBroadcaster; + using ::com::sun::star::document::XEventsSupplier; + using ::com::sun::star::container::XNameAccess; + using ::com::sun::star::frame::XModel; + using ::com::sun::star::util::XURLTransformer; + using ::com::sun::star::frame::XDispatchProvider; + using ::com::sun::star::frame::XDispatch; + using ::com::sun::star::util::URL; + using ::com::sun::star::beans::PropertyValue; + using ::com::sun::star::frame::XController; + using ::com::sun::star::document::DocumentEvent; + /** === end UNO using === **/ + using namespace ::com::sun::star; + + //==================================================================== + //= DocumentEventExecutor_Data + //==================================================================== + struct DocumentEventExecutor_Data + { + WeakReference< XEventsSupplier > xDocument; + Reference< XURLTransformer > xURLTransformer; + + DocumentEventExecutor_Data( const Reference< XEventsSupplier >& _rxDocument ) + :xDocument( _rxDocument ) + { + } + }; + + //-------------------------------------------------------------------- + namespace + { + static void lcl_dispatchScriptURL_throw( DocumentEventExecutor_Data& _rDocExecData, + const ::rtl::OUString& _rScriptURL, const DocumentEvent& _rTrigger ) + { + Reference< XModel > xDocument( _rDocExecData.xDocument.get(), UNO_QUERY_THROW ); + + Reference< XController > xController( xDocument->getCurrentController() ); + Reference< XDispatchProvider > xDispProv; + if ( xController.is() ) + xDispProv.set( xController->getFrame(), UNO_QUERY ); + if ( !xDispProv.is() ) + { + OSL_ENSURE( false, "lcl_dispatchScriptURL_throw: no controller/frame? How should I dispatch?" ); + return; + } + + URL aScriptURL; + aScriptURL.Complete = _rScriptURL; + if ( _rDocExecData.xURLTransformer.is() ) + _rDocExecData.xURLTransformer->parseStrict( aScriptURL ); + + // unfortunately, executing a script can trigger all kind of complex stuff, and unfortunately, not + // every component involved into this properly cares for thread safety. To be on the safe side, + // we lock the solar mutex here. + ::vos::OGuard aSolarGuard( Application::GetSolarMutex() ); + + Reference< XDispatch > xDispatch( xDispProv->queryDispatch( aScriptURL, ::rtl::OUString(), 0 ) ); + if ( !xDispatch.is() ) + { + OSL_ENSURE( false, "lcl_dispatchScriptURL_throw: no dispatcher for the script URL!" ); + return; + } + + PropertyValue aEventParam; + aEventParam.Value <<= _rTrigger; + Sequence< PropertyValue > aDispatchArgs( &aEventParam, 1 ); + xDispatch->dispatch( aScriptURL, aDispatchArgs ); + } + } + + //==================================================================== + //= DocumentEventExecutor + //==================================================================== + //-------------------------------------------------------------------- + DocumentEventExecutor::DocumentEventExecutor( const ::comphelper::ComponentContext& _rContext, + const Reference< XEventsSupplier >& _rxDocument ) + :m_pData( new DocumentEventExecutor_Data( _rxDocument ) ) + { + Reference< XDocumentEventBroadcaster > xBroadcaster( _rxDocument, UNO_QUERY_THROW ); + + osl_incrementInterlockedCount( &m_refCount ); + { + xBroadcaster->addDocumentEventListener( this ); + } + osl_decrementInterlockedCount( &m_refCount ); + + try + { + _rContext.createComponent( "com.sun.star.util.URLTransformer", m_pData->xURLTransformer ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + } + + //-------------------------------------------------------------------- + DocumentEventExecutor::~DocumentEventExecutor() + { + } + + //-------------------------------------------------------------------- + void SAL_CALL DocumentEventExecutor::documentEventOccured( const DocumentEvent& _Event ) throw (RuntimeException) + { + Reference< XEventsSupplier > xEventsSupplier( m_pData->xDocument.get(), UNO_QUERY ); + if ( !xEventsSupplier.is() ) + { + OSL_ENSURE( false, "DocumentEventExecutor::documentEventOccured: no document anymore, but still being notified?" ); + return; + } + + Reference< XModel > xDocument( xEventsSupplier, UNO_QUERY_THROW ); + + try + { + Reference< XNameAccess > xDocEvents( xEventsSupplier->getEvents().get(), UNO_SET_THROW ); + if ( !xDocEvents->hasByName( _Event.EventName ) ) + { + // this is worth an assertion: We are listener at the very same document which we just asked + // for its events. So when EventName is fired, why isn't it supported by xDocEvents? + OSL_ENSURE( false, "DocumentEventExecutor::documentEventOccured: an unsupported event is notified!" ); + return; + } + + const ::comphelper::NamedValueCollection aScriptDescriptor( xDocEvents->getByName( _Event.EventName ) ); + + + ::rtl::OUString sEventType; + bool bScriptAssigned = aScriptDescriptor.get_ensureType( "EventType", sEventType ); + + ::rtl::OUString sScript; + bScriptAssigned = bScriptAssigned && aScriptDescriptor.get_ensureType( "Script", sScript ); + + if ( !bScriptAssigned ) + // no script is assigned to this event + return; + + bool bDispatchScriptURL = + ( sEventType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Script" ) ) + || sEventType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Service" ) ) + ); + bool bNonEmptyScript = sScript.getLength() != 0; + + OSL_ENSURE( bDispatchScriptURL && bNonEmptyScript, + "DocumentEventExecutor::documentEventOccured: invalid/unsupported script descriptor" ); + + if ( bDispatchScriptURL && bNonEmptyScript ) + { + lcl_dispatchScriptURL_throw( *m_pData, sScript, _Event ); + } + } + catch( const RuntimeException& ) { throw; } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + } + + //-------------------------------------------------------------------- + void SAL_CALL DocumentEventExecutor::disposing( const lang::EventObject& /*_Source*/ ) throw (RuntimeException) + { + // not interested in + } + + +//........................................................................ +} // namespace dbaccess +//........................................................................ |