sdext/source/minimizer/pagecollector.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include "pagecollector.hxx"
  22 #include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
  23 #include <com/sun/star/drawing/XMasterPagesSupplier.hpp>
  24 #include <com/sun/star/drawing/XMasterPageTarget.hpp>
  25 #include <com/sun/star/presentation/XCustomPresentationSupplier.hpp>
  26 #include <com/sun/star/container/XNameContainer.hpp>
  27 #include <com/sun/star/container/XIndexContainer.hpp>
  28
  29 using namespace ::com::sun::star;
  30 using namespace ::com::sun::star::uno;
  31 using namespace ::com::sun::star::awt;
  32 using namespace ::com::sun::star::drawing;
  33 using namespace ::com::sun::star::frame;
  34 using namespace ::com::sun::star::beans;
  35 using namespace ::com::sun::star::container;
  36 using namespace ::com::sun::star::presentation;
  37
  38 void PageCollector::CollectCustomShowPages( const css::uno::Reference< css::frame::XModel >& rxModel, const OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rUsedPageList )
  39 {
  40     try
  41     {
  42         Reference< XCustomPresentationSupplier > aXCPSup( rxModel, UNO_QUERY_THROW );
  43         Reference< XNameContainer > aXCont( aXCPSup->getCustomPresentations() );
  44         if ( aXCont.is() )
  45         {
  46             // creating a list of every page that is used within our customshow
  47             const Sequence< OUString> aNameSeq( aXCont->getElementNames() );
  48             for ( OUString const & i :aNameSeq )
  49             {
  50                 if ( i == rCustomShowName )
  51                 {
  52                     Reference< container::XIndexContainer > aXIC( aXCont->getByName( i ), UNO_QUERY_THROW );
  53                     sal_Int32 j, nSlideCount = aXIC->getCount();
  54                     for ( j = 0; j < nSlideCount; j++ )
  55                     {
  56                         Reference< XDrawPage > xDrawPage( aXIC->getByIndex( j ), UNO_QUERY_THROW );
  57                         auto aIter = std::find(rUsedPageList.begin(), rUsedPageList.end(), xDrawPage);
  58                         if ( aIter == rUsedPageList.end() )
  59                             rUsedPageList.push_back( xDrawPage );
  60                     }
  61                 }
  62             }
  63         }
  64     }
  65     catch( Exception& )
  66     {
  67
  68     }
  69 }
  70
  71 void PageCollector::CollectNonCustomShowPages( const css::uno::Reference< css::frame::XModel >& rxModel, const OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rNonUsedPageList )
  72 {
  73     try
  74     {
  75         std::vector< Reference< XDrawPage > > vUsedPageList;
  76         PageCollector::CollectCustomShowPages( rxModel, rCustomShowName, vUsedPageList );
  77         if ( !vUsedPageList.empty() )
  78         {
  79             Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
  80             Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_SET_THROW );
  81             for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
  82             {
  83                 Reference< XDrawPage > xDrawPage( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
  84                 auto aIter = std::find(vUsedPageList.begin(), vUsedPageList.end(), xDrawPage);
  85                 if ( aIter == vUsedPageList.end() )
  86                     rNonUsedPageList.push_back( xDrawPage );
  87             }
  88         }
  89     }
  90     catch( Exception& )
  91     {
  92     }
  93 }
  94
  95
  96 void PageCollector::CollectMasterPages( const Reference< XModel >& rxModel, std::vector< PageCollector::MasterPageEntity >& rMasterPageList )
  97 {
  98     try
  99     {
 100         // generating list of all master pages
 101         Reference< XMasterPagesSupplier > xMasterPagesSupplier( rxModel, UNO_QUERY_THROW );
 102         Reference< XDrawPages > xMasterPages( xMasterPagesSupplier->getMasterPages(), UNO_SET_THROW );
 103         for ( sal_Int32 i = 0; i < xMasterPages->getCount(); i++ )
 104         {
 105             Reference< XDrawPage > xMasterPage( xMasterPages->getByIndex( i ), UNO_QUERY_THROW );
 106             auto aIter = std::find_if(rMasterPageList.begin(), rMasterPageList.end(),
 107                 [&xMasterPage](const MasterPageEntity& rEntity) { return rEntity.xMasterPage == xMasterPage; });
 108             if ( aIter == rMasterPageList.end() )
 109             {
 110                 MasterPageEntity aMasterPageEntity;
 111                 aMasterPageEntity.xMasterPage = xMasterPage;
 112                 aMasterPageEntity.bUsed = false;
 113                 rMasterPageList.push_back( aMasterPageEntity );
 114             }
 115         }
 116
 117         // mark masterpages which are referenced by drawpages
 118         Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
 119         Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_SET_THROW );
 120         for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
 121         {
 122             Reference< XMasterPageTarget > xMasterPageTarget( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
 123             Reference< XDrawPage > xMasterPage( xMasterPageTarget->getMasterPage(), UNO_SET_THROW );
 124             auto aIter = std::find_if(rMasterPageList.begin(), rMasterPageList.end(),
 125                 [&xMasterPage](const MasterPageEntity& rEntity) { return rEntity.xMasterPage == xMasterPage; });
 126             if ( aIter == rMasterPageList.end() )
 127                 throw uno::RuntimeException();
 128             aIter->bUsed = true;
 129         }
 130     }
 131     catch( Exception& )
 132     {
 133     }
 134 }
 135
 136 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */