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