framework/source/fwi/uielement/itemcontainer.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 #include <sal/config.h>
  21
  22 #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
  23 #include <uielement/itemcontainer.hxx>
  24 #include <uielement/constitemcontainer.hxx>
  25 #include <comphelper/servicehelper.hxx>
  26 #include <rtl/ref.hxx>
  27
  28 using namespace cppu;
  29 using namespace com::sun::star::uno;
  30 using namespace com::sun::star::lang;
  31 using namespace com::sun::star::beans;
  32 using namespace com::sun::star::container;
  33
  34 constexpr OUString WRONG_TYPE_EXCEPTION
  35     = u"Type must be css::uno::Sequence< css::beans::PropertyValue >"_ustr;
  36
  37 namespace framework
  38 {
  39
  40 //  XInterface, XTypeProvider
  41
  42 ItemContainer::ItemContainer( const ShareableMutex& rMutex ) :
  43     m_aShareMutex( rMutex )
  44 {
  45 }
  46
  47 ItemContainer::ItemContainer( const ConstItemContainer& rConstItemContainer, const ShareableMutex& rMutex ) : m_aShareMutex( rMutex )
  48 {
  49     copyItemContainer( rConstItemContainer.m_aItemVector, rMutex );
  50 }
  51
  52 ItemContainer::ItemContainer( const Reference< XIndexAccess >& rSourceContainer, const ShareableMutex& rMutex ) :
  53     m_aShareMutex( rMutex )
  54 {
  55     if ( !rSourceContainer.is() )
  56         return;
  57
  58     sal_Int32 nCount = rSourceContainer->getCount();
  59     try
  60     {
  61         for ( sal_Int32 i = 0; i < nCount; i++ )
  62         {
  63             Sequence< PropertyValue > aPropSeq;
  64             if ( rSourceContainer->getByIndex( i ) >>= aPropSeq )
  65             {
  66                 sal_Int32 nContainerIndex = -1;
  67                 Reference< XIndexAccess > xIndexAccess;
  68                 for ( sal_Int32 j = 0; j < aPropSeq.getLength(); j++ )
  69                 {
  70                     if ( aPropSeq[j].Name == "ItemDescriptorContainer" )
  71                     {
  72                         aPropSeq[j].Value >>= xIndexAccess;
  73                         nContainerIndex = j;
  74                         break;
  75                     }
  76                 }
  77
  78                 if ( xIndexAccess.is() && nContainerIndex >= 0 )
  79                     aPropSeq.getArray()[nContainerIndex].Value <<= deepCopyContainer( xIndexAccess, rMutex );
  80
  81                 m_aItemVector.push_back( aPropSeq );
  82             }
  83         }
  84     }
  85     catch ( const IndexOutOfBoundsException& )
  86     {
  87     }
  88 }
  89
  90 ItemContainer::~ItemContainer()
  91 {
  92 }
  93
  94 // private
  95 void ItemContainer::copyItemContainer( const std::vector< Sequence< PropertyValue > >& rSourceVector, const ShareableMutex& rMutex )
  96 {
  97     const sal_uInt32 nCount = rSourceVector.size();
  98     for ( sal_uInt32 i = 0; i < nCount; ++i )
  99     {
 100         sal_Int32 nContainerIndex = -1;
 101         Sequence< PropertyValue > aPropSeq( rSourceVector[i] );
 102         Reference< XIndexAccess > xIndexAccess;
 103         for ( sal_Int32 j = 0; j < aPropSeq.getLength(); j++ )
 104         {
 105             if ( aPropSeq[j].Name == "ItemDescriptorContainer" )
 106             {
 107                 aPropSeq[j].Value >>= xIndexAccess;
 108                 nContainerIndex = j;
 109                 break;
 110             }
 111         }
 112
 113         if ( xIndexAccess.is() && nContainerIndex >= 0 )
 114             aPropSeq.getArray()[nContainerIndex].Value <<= deepCopyContainer( xIndexAccess, rMutex );
 115
 116         m_aItemVector.push_back( aPropSeq );
 117     }
 118 }
 119
 120 Reference< XIndexAccess > ItemContainer::deepCopyContainer( const Reference< XIndexAccess >& rSubContainer, const ShareableMutex& rMutex )
 121 {
 122     Reference< XIndexAccess > xReturn;
 123     if ( rSubContainer.is() )
 124     {
 125         ConstItemContainer* pSource = dynamic_cast<ConstItemContainer*>( rSubContainer.get() );
 126         rtl::Reference<ItemContainer> pSubContainer;
 127         if ( pSource )
 128             pSubContainer = new ItemContainer( *pSource, rMutex );
 129         else
 130             pSubContainer = new ItemContainer( rSubContainer, rMutex );
 131         xReturn = pSubContainer;
 132     }
 133
 134     return xReturn;
 135 }
 136
 137 // XElementAccess
 138 sal_Bool SAL_CALL ItemContainer::hasElements()
 139 {
 140     ShareGuard aLock( m_aShareMutex );
 141     return ( !m_aItemVector.empty() );
 142 }
 143
 144 // XIndexAccess
 145 sal_Int32 SAL_CALL ItemContainer::getCount()
 146 {
 147     ShareGuard aLock( m_aShareMutex );
 148     return m_aItemVector.size();
 149 }
 150
 151 Any SAL_CALL ItemContainer::getByIndex( sal_Int32 Index )
 152 {
 153     ShareGuard aLock( m_aShareMutex );
 154     if ( sal_Int32( m_aItemVector.size()) <= Index )
 155         throw IndexOutOfBoundsException( OUString(), static_cast<OWeakObject *>(this) );
 156
 157     return Any( m_aItemVector[Index] );
 158 }
 159
 160 // XIndexContainer
 161 void SAL_CALL ItemContainer::insertByIndex( sal_Int32 Index, const Any& aItem )
 162 {
 163     Sequence< PropertyValue > aSeq;
 164     if ( !(aItem >>= aSeq) )
 165         throw IllegalArgumentException( WRONG_TYPE_EXCEPTION,
 166                                         static_cast<OWeakObject *>(this), 2 );
 167
 168     ShareGuard aLock( m_aShareMutex );
 169     if ( sal_Int32( m_aItemVector.size()) == Index )
 170         m_aItemVector.push_back( aSeq );
 171     else if ( sal_Int32( m_aItemVector.size()) >Index )
 172     {
 173         std::vector< Sequence< PropertyValue > >::iterator aIter = m_aItemVector.begin();
 174         aIter += Index;
 175         m_aItemVector.insert( aIter, aSeq );
 176     }
 177     else
 178         throw IndexOutOfBoundsException( OUString(), static_cast<OWeakObject *>(this) );
 179 }
 180
 181 void SAL_CALL ItemContainer::removeByIndex( sal_Int32 nIndex )
 182 {
 183     ShareGuard aLock( m_aShareMutex );
 184     if ( static_cast<sal_Int32>(m_aItemVector.size()) <= nIndex )
 185         throw IndexOutOfBoundsException( OUString(), static_cast<OWeakObject *>(this) );
 186
 187     m_aItemVector.erase(m_aItemVector.begin() + nIndex);
 188 }
 189
 190 void SAL_CALL ItemContainer::replaceByIndex( sal_Int32 Index, const Any& aItem )
 191 {
 192     Sequence< PropertyValue > aSeq;
 193     if ( !(aItem >>= aSeq) )
 194         throw IllegalArgumentException( WRONG_TYPE_EXCEPTION,
 195                                         static_cast<OWeakObject *>(this), 2 );
 196
 197     ShareGuard aLock( m_aShareMutex );
 198     if ( sal_Int32( m_aItemVector.size()) <= Index )
 199         throw IndexOutOfBoundsException( OUString(), static_cast<OWeakObject *>(this) );
 200
 201     m_aItemVector[Index] = std::move(aSeq);
 202 }
 203
 204 } // namespace framework
 205
 206 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */