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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 "documentenumeration.hxx"
/** === begin UNO includes === **/
#include <com/sun/star/frame/XDesktop.hpp>
#include <com/sun/star/frame/XModel2.hpp>
#include <com/sun/star/frame/FrameSearchFlag.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/frame/XFramesSupplier.hpp>
/** === end UNO includes === **/
#include <tools/diagnose_ex.h>
#include <comphelper/stl_types.hxx>
//........................................................................
namespace basctl { namespace docs {
//........................................................................
/** === begin UNO using === **/
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::XDesktop;
using ::com::sun::star::container::XEnumerationAccess;
using ::com::sun::star::container::XEnumeration;
using ::com::sun::star::uno::Any;
using ::com::sun::star::frame::XModel;
using ::com::sun::star::frame::XFramesSupplier;
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::lang::XServiceInfo;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::frame::XFrame;
/** === end UNO using === **/
namespace FrameSearchFlag = ::com::sun::star::frame::FrameSearchFlag;
//====================================================================
//= DocumentEnumeration_Data
//====================================================================
struct DocumentEnumeration_Data
{
::comphelper::ComponentContext aContext;
const IDocumentDescriptorFilter* pFilter;
DocumentEnumeration_Data( const ::comphelper::ComponentContext& _rContext, const IDocumentDescriptorFilter* _pFilter )
:aContext( _rContext )
,pFilter( _pFilter )
{
}
};
//====================================================================
//= DocumentEnumeration
//====================================================================
//--------------------------------------------------------------------
DocumentEnumeration::DocumentEnumeration( const ::comphelper::ComponentContext& _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();
}
}
//................................................................
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 >, ::comphelper::OInterfaceCompare< XModel > > aEncounteredModels;
for ( const Reference< XFrame >* pFrame = _rFrames.getConstArray();
pFrame != _rFrames.getConstArray() + _rFrames.getLength();
++pFrame
)
{
try
{
OSL_ENSURE( pFrame->is(), "lcl_getDocuments_nothrow: illegal frame!" );
if ( !pFrame->is() )
continue;
Reference< XController > xController( (*pFrame)->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.find( xModel ) != aEncounteredModels.end() )
// there might be multiple frames for the same model
// handle it only once
continue;
aEncounteredModels.insert( xModel );
// 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();
}
}
}
}
//--------------------------------------------------------------------
void DocumentEnumeration::getDocuments( Documents& _out_rDocuments ) const
{
_out_rDocuments.clear();
try
{
const Reference< XDesktop > xDesktop( m_pData->aContext.createComponent( "com.sun.star.frame.Desktop" ), UNO_QUERY_THROW );
const Reference< XFramesSupplier > xSuppFrames( xDesktop, UNO_QUERY_THROW );
const Reference< XFrames > xFrames( xSuppFrames->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();
}
}
//........................................................................
} } // namespace basctl::docs
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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