194 lines
8.1 KiB
C++
194 lines
8.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "documentenumeration.hxx"
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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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#include <com/sun/star/uno/XComponentContext.hpp>
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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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Reference< com::sun::star::uno::XComponentContext > aContext;
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const IDocumentDescriptorFilter* pFilter;
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DocumentEnumeration_Data( Reference< com::sun::star::uno::XComponentContext > const & _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( Reference< com::sun::star::uno::XComponentContext > const & _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->getServiceManager()->createInstanceWithContext( "com.sun.star.frame.Desktop", m_pData->aContext ), 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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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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