svx/source/items/viewlayoutitem.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 <tools/stream.hxx>
  21
  22 #include <svx/viewlayoutitem.hxx>
  23 #include <com/sun/star/uno/Sequence.hxx>
  24 #include <com/sun/star/beans/PropertyValue.hpp>
  25
  26 // -----------------------------------------------------------------------
  27
  28 TYPEINIT1_FACTORY(SvxViewLayoutItem,SfxUInt16Item, new SvxViewLayoutItem);
  29
  30 #define VIEWLAYOUT_PARAM_COLUMNS    "Columns"
  31 #define VIEWLAYOUT_PARAM_BOOKMODE   "BookMode"
  32 #define VIEWLAYOUT_PARAMS           2
  33
  34 // -----------------------------------------------------------------------
  35
  36 SvxViewLayoutItem::SvxViewLayoutItem
  37 (
  38     sal_uInt16      nColumns,
  39     bool        bBookMode,
  40     sal_uInt16  _nWhich
  41 )
  42 :   SfxUInt16Item( _nWhich, nColumns ),
  43     mbBookMode( bBookMode )
  44 {
  45 }
  46
  47 // -----------------------------------------------------------------------
  48
  49 SvxViewLayoutItem::SvxViewLayoutItem( const SvxViewLayoutItem& rOrig )
  50 :   SfxUInt16Item( rOrig.Which(), rOrig.GetValue() ),
  51     mbBookMode( rOrig.IsBookMode() )
  52 {
  53 }
  54
  55 // -----------------------------------------------------------------------
  56
  57 SvxViewLayoutItem::~SvxViewLayoutItem()
  58 {
  59 }
  60
  61 // -----------------------------------------------------------------------
  62
  63 SfxPoolItem* SvxViewLayoutItem::Clone( SfxItemPool * /*pPool*/ ) const
  64 {
  65     return new SvxViewLayoutItem( *this );
  66 }
  67
  68 // -----------------------------------------------------------------------
  69
  70 SfxPoolItem* SvxViewLayoutItem::Create( SvStream& /*rStrm*/, sal_uInt16 /*nVersion*/ ) const
  71 {
  72     return 0;
  73 }
  74
  75 // -----------------------------------------------------------------------
  76
  77 SvStream& SvxViewLayoutItem::Store( SvStream& rStrm, sal_uInt16 /*nItemVersion*/ ) const
  78 {
  79     return rStrm;
  80 }
  81
  82 // -----------------------------------------------------------------------
  83
  84 int SvxViewLayoutItem::operator==( const SfxPoolItem& rAttr ) const
  85 {
  86     DBG_ASSERT( SfxPoolItem::operator==(rAttr), "unequal types" );
  87
  88     SvxViewLayoutItem& rItem = (SvxViewLayoutItem&)rAttr;
  89
  90     return ( GetValue() == rItem.GetValue()     &&
  91              mbBookMode == rItem.IsBookMode() );
  92 }
  93
  94 bool SvxViewLayoutItem::QueryValue( com::sun::star::uno::Any& rVal, sal_uInt8 nMemberId ) const
  95 {
  96     nMemberId &= ~CONVERT_TWIPS;
  97     switch ( nMemberId )
  98     {
  99         case 0 :
 100         {
 101             ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > aSeq( VIEWLAYOUT_PARAMS );
 102             aSeq[0].Name = OUString( VIEWLAYOUT_PARAM_COLUMNS );
 103             aSeq[0].Value <<= sal_Int32( GetValue() );
 104             aSeq[1].Name = OUString( VIEWLAYOUT_PARAM_BOOKMODE );
 105             aSeq[1].Value <<= sal_Bool( mbBookMode );
 106             rVal <<= aSeq;
 107         }
 108         break;
 109
 110         case MID_VIEWLAYOUT_COLUMNS : rVal <<= (sal_Int32) GetValue(); break;
 111         case MID_VIEWLAYOUT_BOOKMODE: rVal <<= (sal_Bool) mbBookMode; break;
 112         default:
 113             OSL_FAIL("svx::SvxViewLayoutItem::QueryValue(), Wrong MemberId!");
 114             return false;
 115     }
 116
 117     return true;
 118 }
 119
 120 bool SvxViewLayoutItem::PutValue( const com::sun::star::uno::Any& rVal, sal_uInt8 nMemberId )
 121 {
 122     nMemberId &= ~CONVERT_TWIPS;
 123     switch ( nMemberId )
 124     {
 125         case 0 :
 126         {
 127             ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > aSeq;
 128             if (( rVal >>= aSeq ) && ( aSeq.getLength() == VIEWLAYOUT_PARAMS ))
 129             {
 130                 sal_Int32 nColumns( 0 );
 131                 sal_Bool  bBookMode = sal_False;
 132                 sal_Bool  bAllConverted( sal_True );
 133                 sal_Int16 nConvertedCount( 0 );
 134                 for ( sal_Int32 i = 0; i < aSeq.getLength(); i++ )
 135                 {
 136                     if ( aSeq[i].Name.equalsAscii( VIEWLAYOUT_PARAM_COLUMNS ))
 137                     {
 138                         bAllConverted &= ( aSeq[i].Value >>= nColumns );
 139                         ++nConvertedCount;
 140                     }
 141                     else if ( aSeq[i].Name.equalsAscii( VIEWLAYOUT_PARAM_BOOKMODE ))
 142                     {
 143                         bAllConverted &= ( aSeq[i].Value >>= bBookMode );
 144                         ++nConvertedCount;
 145                     }
 146                 }
 147
 148                 if ( bAllConverted && nConvertedCount == VIEWLAYOUT_PARAMS )
 149                 {
 150                     SetValue( (sal_uInt16)nColumns );
 151                     mbBookMode = bBookMode;
 152                     return true;
 153                 }
 154             }
 155
 156             return false;
 157         }
 158
 159         case MID_VIEWLAYOUT_COLUMNS:
 160         {
 161             sal_Int32 nVal = 0;
 162             if ( rVal >>= nVal )
 163             {
 164                 SetValue( (sal_uInt16)nVal );
 165                 return true;
 166             }
 167             else
 168                 return false;
 169         }
 170
 171         case MID_VIEWLAYOUT_BOOKMODE:
 172         {
 173             sal_Bool bBookMode = sal_False;
 174             if ( rVal >>= bBookMode )
 175             {
 176                 mbBookMode = bBookMode;
 177                 return true;
 178             }
 179             else
 180                 return false;
 181         }
 182
 183         default:
 184             OSL_FAIL("svx::SvxViewLayoutItem::PutValue(), Wrong MemberId!");
 185             return false;
 186     }
 187 }
 188
 189 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */