212 lines
8.5 KiB
C++
212 lines
8.5 KiB
C++
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/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: documentenumeration.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: kz $ $Date: 2007-10-09 15:23:31 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_basctl.hxx"
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#include "documentenumeration.hxx"
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/** === begin UNO includes === **/
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#include <com/sun/star/frame/XDesktop.hpp>
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#include <com/sun/star/frame/XModel2.hpp>
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#include <com/sun/star/frame/FrameSearchFlag.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/frame/XFramesSupplier.hpp>
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/** === end UNO includes === **/
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#include <tools/diagnose_ex.h>
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#include <comphelper/stl_types.hxx>
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//........................................................................
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namespace basctl { namespace docs {
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//........................................................................
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/** === begin UNO using === **/
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::UNO_QUERY_THROW;
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using ::com::sun::star::uno::UNO_SET_THROW;
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using ::com::sun::star::frame::XDesktop;
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using ::com::sun::star::container::XEnumerationAccess;
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using ::com::sun::star::container::XEnumeration;
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::frame::XModel;
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using ::com::sun::star::frame::XFramesSupplier;
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using ::com::sun::star::frame::XFrames;
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using ::com::sun::star::frame::XController;
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using ::com::sun::star::frame::XModel2;
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using ::com::sun::star::uno::UNO_QUERY;
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using ::com::sun::star::lang::XServiceInfo;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::frame::XFrame;
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/** === end UNO using === **/
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namespace FrameSearchFlag = ::com::sun::star::frame::FrameSearchFlag;
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//====================================================================
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//= DocumentEnumeration_Data
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//====================================================================
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struct DocumentEnumeration_Data
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{
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::comphelper::ComponentContext aContext;
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const IDocumentDescriptorFilter* pFilter;
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DocumentEnumeration_Data( const ::comphelper::ComponentContext& _rContext, const IDocumentDescriptorFilter* _pFilter )
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:aContext( _rContext )
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,pFilter( _pFilter )
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{
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}
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};
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//====================================================================
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//= DocumentEnumeration
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//====================================================================
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//--------------------------------------------------------------------
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DocumentEnumeration::DocumentEnumeration( const ::comphelper::ComponentContext& _rContext, const IDocumentDescriptorFilter* _pFilter )
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:m_pData( new DocumentEnumeration_Data( _rContext, _pFilter ) )
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{
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}
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//--------------------------------------------------------------------
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DocumentEnumeration::~DocumentEnumeration()
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{
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}
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//--------------------------------------------------------------------
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namespace
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{
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//................................................................
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void lcl_getDocumentControllers_nothrow( DocumentDescriptor& _io_rDocDesc )
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{
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OSL_PRECOND( _io_rDocDesc.xModel.is(), "lcl_getDocumentControllers_nothrow: illegal model!" );
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_io_rDocDesc.aControllers.clear();
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try
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{
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Reference< XModel2 > xModel2( _io_rDocDesc.xModel, UNO_QUERY );
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if ( xModel2.is() )
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{
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Reference< XEnumeration > xEnum( xModel2->getControllers(), UNO_SET_THROW );
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while ( xEnum->hasMoreElements() )
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{
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Reference< XController > xController( xEnum->nextElement(), UNO_QUERY_THROW );
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_io_rDocDesc.aControllers.push_back( xController );
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}
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}
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else if ( _io_rDocDesc.xModel.is() )
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_io_rDocDesc.aControllers.push_back( _io_rDocDesc.xModel->getCurrentController() );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//................................................................
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void lcl_getDocuments_nothrow( const Sequence< Reference< XFrame > >& _rFrames, Documents& _out_rDocuments,
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const IDocumentDescriptorFilter* _pFilter )
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{
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// ensure we don't encounter some models multiple times
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::std::set< Reference< XModel >, ::comphelper::OInterfaceCompare< XModel > > aEncounteredModels;
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for ( const Reference< XFrame >* pFrame = _rFrames.getConstArray();
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pFrame != _rFrames.getConstArray() + _rFrames.getLength();
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++pFrame
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)
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{
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try
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{
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OSL_ENSURE( pFrame->is(), "lcl_getDocuments_nothrow: illegal frame!" );
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if ( !pFrame->is() )
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continue;
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Reference< XController > xController( (*pFrame)->getController() );
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if ( !xController.is() )
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continue;
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Reference< XModel > xModel( xController->getModel() );
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if ( !xModel.is() )
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// though it's legal for a controller to not have a model, we're not interested in
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// those
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continue;
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if ( aEncounteredModels.find( xModel ) != aEncounteredModels.end() )
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// there might be multiple frames for the same model
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// handle it only once
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continue;
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aEncounteredModels.insert( xModel );
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// create a DocumentDescriptor
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DocumentDescriptor aDescriptor;
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aDescriptor.xModel = xModel;
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lcl_getDocumentControllers_nothrow( aDescriptor );
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// consult filter, if there is one
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if ( _pFilter && !_pFilter->includeDocument( aDescriptor ) )
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continue;
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_out_rDocuments.push_back( aDescriptor );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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}
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}
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//--------------------------------------------------------------------
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void DocumentEnumeration::getDocuments( Documents& _out_rDocuments ) const
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{
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_out_rDocuments.clear();
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try
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{
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const Reference< XDesktop > xDesktop( m_pData->aContext.createComponent( "com.sun.star.frame.Desktop" ), UNO_QUERY_THROW );
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const Reference< XFramesSupplier > xSuppFrames( xDesktop, UNO_QUERY_THROW );
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const Reference< XFrames > xFrames( xSuppFrames->getFrames(), UNO_SET_THROW );
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const Sequence< Reference< XFrame > > aFrames( xFrames->queryFrames( FrameSearchFlag::ALL ) );
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lcl_getDocuments_nothrow( aFrames, _out_rDocuments, m_pData->pFilter );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//........................................................................
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} } // namespace basctl::docs
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//........................................................................
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