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/presentation/XPresentationPage.hpp>
  24 #include <com/sun/star/drawing/XMasterPagesSupplier.hpp>
  25 #include <com/sun/star/drawing/XMasterPageTarget.hpp>
  26 #include <com/sun/star/presentation/XCustomPresentationSupplier.hpp>
  27 #include <com/sun/star/container/XNameContainer.hpp>
  28 #include <com/sun/star/container/XIndexContainer.hpp>
  29
  30 using namespace ::rtl;
  31 using namespace ::com::sun::star;
  32 using namespace ::com::sun::star::uno;
  33 using namespace ::com::sun::star::awt;
  34 using namespace ::com::sun::star::drawing;
  35 using namespace ::com::sun::star::frame;
  36 using namespace ::com::sun::star::beans;
  37 using namespace ::com::sun::star::container;
  38 using namespace ::com::sun::star::presentation;
  39
  40 void PageCollector::CollectCustomShowPages( const com::sun::star::uno::Reference< com::sun::star::frame::XModel >& rxModel, const OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rUsedPageList )
  41 {
  42     try
  43     {
  44         Reference< XCustomPresentationSupplier > aXCPSup( rxModel, UNO_QUERY_THROW );
  45         Reference< XNameContainer > aXCont( aXCPSup->getCustomPresentations() );
  46         if ( aXCont.is() )
  47         {
  48             // creating a list of every page that is used within our customshow
  49             Sequence< OUString> aNameSeq( aXCont->getElementNames() );
  50             const OUString* pUString = aNameSeq.getArray();
  51             sal_Int32 i, nCount = aNameSeq.getLength();
  52             for ( i = 0; i < nCount; i++ )
  53             {
  54                 if ( pUString[ i ] == rCustomShowName )
  55                 {
  56                     Reference< container::XIndexContainer > aXIC( aXCont->getByName( pUString[ i ] ), UNO_QUERY_THROW );
  57                     sal_Int32 j, nSlideCount = aXIC->getCount();
  58                     for ( j = 0; j < nSlideCount; j++ )
  59                     {
  60                         Reference< XDrawPage > xDrawPage( aXIC->getByIndex( j ), UNO_QUERY_THROW );
  61                         std::vector< Reference< XDrawPage > >::iterator aIter( rUsedPageList.begin() );
  62                         std::vector< Reference< XDrawPage > >::iterator aEnd( rUsedPageList.end() );
  63                         while( aIter != aEnd )
  64                         {
  65                             if ( *aIter == xDrawPage )
  66                                 break;
  67                             ++aIter;
  68                         }
  69                         if ( aIter == aEnd )
  70                             rUsedPageList.push_back( xDrawPage );
  71                     }
  72                 }
  73             }
  74         }
  75     }
  76     catch( Exception& )
  77     {
  78
  79     }
  80 }
  81
  82 void PageCollector::CollectNonCustomShowPages( const com::sun::star::uno::Reference< com::sun::star::frame::XModel >& rxModel, const OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rNonUsedPageList )
  83 {
  84     try
  85     {
  86         std::vector< Reference< XDrawPage > > vUsedPageList;
  87         PageCollector::CollectCustomShowPages( rxModel, rCustomShowName, vUsedPageList );
  88         if ( !vUsedPageList.empty() )
  89         {
  90             Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
  91             Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_QUERY_THROW );
  92             for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
  93             {
  94                 Reference< XDrawPage > xDrawPage( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
  95                 std::vector< Reference< XDrawPage > >::iterator aIter( vUsedPageList.begin() );
  96                 std::vector< Reference< XDrawPage > >::iterator aEnd( vUsedPageList.end() );
  97                 while( aIter != aEnd )
  98                 {
  99                     if ( *aIter == xDrawPage )
 100                         break;
 101                     ++aIter;
 102                 }
 103                 if ( aIter == aEnd )
 104                     rNonUsedPageList.push_back( xDrawPage );
 105             }
 106         }
 107     }
 108     catch( Exception& )
 109     {
 110     }
 111 }
 112
 113
 114 void PageCollector::CollectMasterPages( const Reference< XModel >& rxModel, std::vector< PageCollector::MasterPageEntity >& rMasterPageList )
 115 {
 116     typedef std::vector< MasterPageEntity > MasterPageList;
 117     typedef MasterPageList::iterator MasterPageIter;
 118
 119     try
 120     {
 121         // generating list of all master pages
 122         Reference< XMasterPagesSupplier > xMasterPagesSupplier( rxModel, UNO_QUERY_THROW );
 123         Reference< XDrawPages > xMasterPages( xMasterPagesSupplier->getMasterPages(), UNO_QUERY_THROW );
 124         for ( sal_Int32 i = 0; i < xMasterPages->getCount(); i++ )
 125         {
 126             Reference< XDrawPage > xMasterPage( xMasterPages->getByIndex( i ), UNO_QUERY_THROW );
 127             MasterPageIter aIter( rMasterPageList.begin() );
 128             MasterPageIter aEnd ( rMasterPageList.end() );
 129             while( aIter != aEnd )
 130             {
 131                 if ( aIter->xMasterPage == xMasterPage )
 132                     break;
 133                 ++aIter;
 134             }
 135             if ( aIter == aEnd )
 136             {
 137                 MasterPageEntity aMasterPageEntity;
 138                 aMasterPageEntity.xMasterPage = xMasterPage;
 139                 aMasterPageEntity.bUsed = false;
 140                 rMasterPageList.push_back( aMasterPageEntity );
 141             }
 142         }
 143
 144         // mark masterpages which are referenced by drawpages
 145         Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
 146         Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_QUERY_THROW );
 147         for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
 148         {
 149             Reference< XMasterPageTarget > xMasterPageTarget( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
 150             Reference< XDrawPage > xMasterPage( xMasterPageTarget->getMasterPage(), UNO_QUERY_THROW );
 151             MasterPageIter aIter( rMasterPageList.begin() );
 152             MasterPageIter aEnd ( rMasterPageList.end() );
 153             while( aIter != aEnd )
 154             {
 155                 if ( aIter->xMasterPage == xMasterPage )
 156                 {
 157                     aIter->bUsed = true;
 158                     break;
 159                 }
 160                 ++aIter;
 161             }
 162             if ( aIter == aEnd )
 163                 throw uno::RuntimeException();
 164         }
 165     }
 166     catch( Exception& )
 167     {
 168     }
 169 }
 170
 171 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */