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