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+/* -*- 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 <sal/config.h>
+
+#include <set>
+
+#include "documentenumeration.hxx"
+
+#include <com/sun/star/frame/Desktop.hpp>
+#include <com/sun/star/frame/XModel2.hpp>
+#include <com/sun/star/frame/FrameSearchFlag.hpp>
+
+#include <tools/diagnose_ex.h>
+
+namespace basctl::docs {
+
+ using ::com::sun::star::uno::Exception;
+ using ::com::sun::star::uno::Reference;
+ using ::com::sun::star::uno::UNO_QUERY_THROW;
+ using ::com::sun::star::uno::UNO_SET_THROW;
+ using ::com::sun::star::frame::Desktop;
+ using ::com::sun::star::frame::XDesktop2;
+ using ::com::sun::star::container::XEnumeration;
+ using ::com::sun::star::frame::XModel;
+ using ::com::sun::star::frame::XFrames;
+ using ::com::sun::star::frame::XController;
+ using ::com::sun::star::frame::XModel2;
+ using ::com::sun::star::uno::UNO_QUERY;
+ using ::com::sun::star::uno::Sequence;
+ using ::com::sun::star::frame::XFrame;
+
+ namespace FrameSearchFlag = ::com::sun::star::frame::FrameSearchFlag;
+
+ // DocumentEnumeration_Data
+ struct DocumentEnumeration_Data
+ {
+ Reference< css::uno::XComponentContext > aContext;
+ const IDocumentDescriptorFilter* pFilter;
+
+ DocumentEnumeration_Data( Reference< css::uno::XComponentContext > const & _rContext, const IDocumentDescriptorFilter* _pFilter )
+ :aContext( _rContext )
+ ,pFilter( _pFilter )
+ {
+ }
+ };
+
+ // DocumentEnumeration
+ DocumentEnumeration::DocumentEnumeration( Reference< css::uno::XComponentContext > const & _rContext, const IDocumentDescriptorFilter* _pFilter )
+ :m_pData( new DocumentEnumeration_Data( _rContext, _pFilter ) )
+ {
+ }
+
+ DocumentEnumeration::~DocumentEnumeration()
+ {
+ }
+
+ namespace
+ {
+ void lcl_getDocumentControllers_nothrow( DocumentDescriptor& _io_rDocDesc )
+ {
+ OSL_PRECOND( _io_rDocDesc.xModel.is(), "lcl_getDocumentControllers_nothrow: illegal model!" );
+
+ _io_rDocDesc.aControllers.clear();
+ try
+ {
+ Reference< XModel2 > xModel2( _io_rDocDesc.xModel, UNO_QUERY );
+ if ( xModel2.is() )
+ {
+ Reference< XEnumeration > xEnum( xModel2->getControllers(), UNO_SET_THROW );
+ while ( xEnum->hasMoreElements() )
+ {
+ Reference< XController > xController( xEnum->nextElement(), UNO_QUERY_THROW );
+ _io_rDocDesc.aControllers.push_back( xController );
+ }
+ }
+ else if ( _io_rDocDesc.xModel.is() )
+ _io_rDocDesc.aControllers.push_back( _io_rDocDesc.xModel->getCurrentController() );
+ }
+ catch( const Exception& )
+ {
+ DBG_UNHANDLED_EXCEPTION("basctl.basicide");
+ }
+ }
+
+ void lcl_getDocuments_nothrow( const Sequence< Reference< XFrame > >& _rFrames, Documents& _out_rDocuments,
+ const IDocumentDescriptorFilter* _pFilter )
+ {
+ // ensure we don't encounter some models multiple times
+ std::set< Reference< XModel > > aEncounteredModels;
+
+ for ( auto const & rFrame : _rFrames )
+ {
+ try
+ {
+ OSL_ENSURE( rFrame.is(), "lcl_getDocuments_nothrow: illegal frame!" );
+ if ( !rFrame.is() )
+ continue;
+ Reference< XController > xController( rFrame->getController() );
+ if ( !xController.is() )
+ continue;
+
+ Reference< XModel > xModel( xController->getModel() );
+ if ( !xModel.is() )
+ // though it's legal for a controller to not have a model, we're not interested in
+ // those
+ continue;
+
+ if ( !aEncounteredModels.insert( xModel ).second )
+ // there might be multiple frames for the same model
+ // handle it only once
+ continue;
+
+ // create a DocumentDescriptor
+ DocumentDescriptor aDescriptor;
+ aDescriptor.xModel = xModel;
+ lcl_getDocumentControllers_nothrow( aDescriptor );
+
+ // consult filter, if there is one
+ if ( _pFilter && !_pFilter->includeDocument( aDescriptor ) )
+ continue;
+
+ _out_rDocuments.push_back( aDescriptor );
+ }
+ catch( const Exception& )
+ {
+ DBG_UNHANDLED_EXCEPTION("basctl.basicide");
+ }
+ }
+ }
+ }
+
+ void DocumentEnumeration::getDocuments( Documents& _out_rDocuments ) const
+ {
+ _out_rDocuments.clear();
+
+ try
+ {
+ const Reference< XDesktop2 > xDesktop = Desktop::create( m_pData->aContext );
+ const Reference< XFrames > xFrames( xDesktop->getFrames(), UNO_SET_THROW );
+ const Sequence< Reference< XFrame > > aFrames( xFrames->queryFrames( FrameSearchFlag::ALL ) );
+
+ lcl_getDocuments_nothrow( aFrames, _out_rDocuments, m_pData->pFilter );
+ }
+ catch( const Exception& )
+ {
+ DBG_UNHANDLED_EXCEPTION("basctl.basicide");
+ }
+ }
+
+} // namespace basctl::docs
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */