LibreOffice Module svx (master)  1
viewlayoutitem.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
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8  *
9  * This file incorporates work covered by the following license notice:
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11  * Licensed to the Apache Software Foundation (ASF) under one or more
12  * contributor license agreements. See the NOTICE file distributed
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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 
25 #include <osl/diagnose.h>
26 
27 #include <cassert>
28 
29 
31 
32 constexpr OUStringLiteral VIEWLAYOUT_PARAM_COLUMNS = u"Columns";
33 constexpr OUStringLiteral VIEWLAYOUT_PARAM_BOOKMODE = u"BookMode";
34 #define VIEWLAYOUT_PARAMS 2
35 
36 
38 (
39  sal_uInt16 nColumns,
40  bool bBookMode,
41  sal_uInt16 _nWhich
42 )
43 : SfxUInt16Item( _nWhich, nColumns ),
44  mbBookMode( bBookMode )
45 {
46 }
47 
48 
50 : SfxUInt16Item( rOrig ),
51  mbBookMode( rOrig.IsBookMode() )
52 {
53 }
54 
55 
57 {
58 }
59 
61 {
62  return new SvxViewLayoutItem( *this );
63 }
64 
65 bool SvxViewLayoutItem::operator==( const SfxPoolItem& rAttr ) const
66 {
67  assert(SfxPoolItem::operator==(rAttr));
68 
69  const SvxViewLayoutItem& rItem = static_cast<const SvxViewLayoutItem&>(rAttr);
70 
71  return ( GetValue() == rItem.GetValue() &&
72  mbBookMode == rItem.IsBookMode() );
73 }
74 
75 bool SvxViewLayoutItem::QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId ) const
76 {
77  nMemberId &= ~CONVERT_TWIPS;
78  switch ( nMemberId )
79  {
80  case 0 :
81  {
82  css::uno::Sequence< css::beans::PropertyValue > aSeq{
85  };
86  assert(aSeq.getLength() == VIEWLAYOUT_PARAMS);
87  rVal <<= aSeq;
88  }
89  break;
90 
91  case MID_VIEWLAYOUT_COLUMNS : rVal <<= static_cast<sal_Int32>(GetValue()); break;
92  case MID_VIEWLAYOUT_BOOKMODE: rVal <<= mbBookMode; break;
93  default:
94  OSL_FAIL("svx::SvxViewLayoutItem::QueryValue(), Wrong MemberId!");
95  return false;
96  }
97 
98  return true;
99 }
100 
101 bool SvxViewLayoutItem::PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId )
102 {
103  nMemberId &= ~CONVERT_TWIPS;
104  switch ( nMemberId )
105  {
106  case 0 :
107  {
108  css::uno::Sequence< css::beans::PropertyValue > aSeq;
109  if (( rVal >>= aSeq ) && ( aSeq.getLength() == VIEWLAYOUT_PARAMS ))
110  {
111  sal_Int32 nColumns( 0 );
112  bool bBookMode = false;
113  bool bAllConverted( true );
114  sal_Int16 nConvertedCount( 0 );
115  for ( const auto& rProp : std::as_const(aSeq) )
116  {
117  if ( rProp.Name == VIEWLAYOUT_PARAM_COLUMNS )
118  {
119  bAllConverted &= ( rProp.Value >>= nColumns );
120  ++nConvertedCount;
121  }
122  else if ( rProp.Name == VIEWLAYOUT_PARAM_BOOKMODE )
123  {
124  bAllConverted &= ( rProp.Value >>= bBookMode );
125  ++nConvertedCount;
126  }
127  }
128 
129  if ( bAllConverted && nConvertedCount == VIEWLAYOUT_PARAMS )
130  {
131  SetValue( static_cast<sal_uInt16>(nColumns) );
132  mbBookMode = bBookMode;
133  return true;
134  }
135  }
136 
137  return false;
138  }
139 
140  case MID_VIEWLAYOUT_COLUMNS:
141  {
142  sal_Int32 nVal = 0;
143  if ( rVal >>= nVal )
144  {
145  SetValue( static_cast<sal_uInt16>(nVal) );
146  return true;
147  }
148  else
149  return false;
150  }
151 
152  case MID_VIEWLAYOUT_BOOKMODE:
153  {
154  bool bBookMode = false;
155  if ( rVal >>= bBookMode )
156  {
157  mbBookMode = bBookMode;
158  return true;
159  }
160  else
161  return false;
162  }
163 
164  default:
165  OSL_FAIL("svx::SvxViewLayoutItem::PutValue(), Wrong MemberId!");
166  return false;
167  }
168 }
169 
170 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual bool PutValue(const css::uno::Any &rVal, sal_uInt8 nMemberId) override
css::beans::PropertyValue makePropertyValue(const OUString &rName, T &&rValue)
sal_uInt16 GetValue() const
virtual bool operator==(const SfxPoolItem &) const override
void SetValue(sal_uInt16 nTheValue)
bool IsBookMode() const
static SfxPoolItem * CreateDefault()
float u
#define VIEWLAYOUT_PARAMS
unsigned char sal_uInt8
constexpr OUStringLiteral VIEWLAYOUT_PARAM_COLUMNS
Sequence< sal_Int8 > aSeq
SvxViewLayoutItem(sal_uInt16 nColumns=0, bool bBookMode=false, sal_uInt16 nWhich=SID_ATTR_VIEWLAYOUT)
virtual ~SvxViewLayoutItem() override
virtual bool QueryValue(css::uno::Any &rVal, sal_uInt8 nMemberId=0) const override
virtual SvxViewLayoutItem * Clone(SfxItemPool *pPool=nullptr) const override
constexpr OUStringLiteral VIEWLAYOUT_PARAM_BOOKMODE
#define CONVERT_TWIPS