vcl/source/gdi/configsettings.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 <vcl/configsettings.hxx>
  21
  22 #include <svdata.hxx>
  23
  24 #include <com/sun/star/uno/Any.hxx>
  25 #include <com/sun/star/uno/Sequence.hxx>
  26 #include <com/sun/star/beans/PropertyValue.hpp>
  27 #include <o3tl/any.hxx>
  28 #include <sal/log.hxx>
  29
  30 using namespace utl;
  31 using namespace vcl;
  32 using namespace com::sun::star::uno;
  33 using namespace com::sun::star::lang;
  34 using namespace com::sun::star::beans;
  35 using namespace com::sun::star::container;
  36
  37 #define SETTINGS_CONFIGNODE "VCL/Settings"
  38
  39 SettingsConfigItem* SettingsConfigItem::get()
  40 {
  41     ImplSVData* pSVData = ImplGetSVData();
  42     if( ! pSVData->mpSettingsConfigItem )
  43         pSVData->mpSettingsConfigItem.reset( new SettingsConfigItem() );
  44     return pSVData->mpSettingsConfigItem.get();
  45 }
  46
  47 SettingsConfigItem::SettingsConfigItem()
  48  :  ConfigItem( SETTINGS_CONFIGNODE, ConfigItemMode::NONE ),
  49     m_aSettings( 0 )
  50 {
  51     getValues();
  52 }
  53
  54 SettingsConfigItem::~SettingsConfigItem()
  55 {
  56     assert(!IsModified()); // should have been committed
  57 }
  58
  59 void SettingsConfigItem::ImplCommit()
  60 {
  61     for (auto const& setting : m_aSettings)
  62     {
  63         OUString aKeyName( setting.first );
  64         /*bool bAdded =*/ AddNode( OUString(), aKeyName );
  65         Sequence< PropertyValue > aValues( setting.second.size() );
  66         PropertyValue* pValues = aValues.getArray();
  67         int nIndex = 0;
  68         for (auto const& elem : setting.second)
  69         {
  70             pValues[nIndex].Name    = aKeyName + "/" + elem.first;
  71             pValues[nIndex].Handle  = 0;
  72             pValues[nIndex].Value <<= elem.second;
  73             pValues[nIndex].State   = PropertyState_DIRECT_VALUE;
  74             nIndex++;
  75         }
  76         ReplaceSetProperties( aKeyName, aValues );
  77     }
  78 }
  79
  80 void SettingsConfigItem::Notify( const Sequence< OUString >& )
  81 {
  82     getValues();
  83 }
  84
  85 void SettingsConfigItem::getValues()
  86 {
  87     m_aSettings.clear();
  88
  89     const Sequence< OUString > aNames( GetNodeNames( OUString() ) );
  90
  91     for( const auto& aKeyName : aNames )
  92     {
  93 #if OSL_DEBUG_LEVEL > 2
  94         SAL_INFO( "vcl", "found settings data for " << aKeyName );
  95 #endif
  96         Sequence< OUString > aKeys( GetNodeNames( aKeyName ) );
  97         Sequence< OUString > aSettingsKeys( aKeys.getLength() );
  98         std::transform(aKeys.begin(), aKeys.end(), aSettingsKeys.begin(),
  99             [&aKeyName](const OUString& rKey) -> OUString { return aKeyName + "/" + rKey; });
 100         Sequence< Any > aValues( GetProperties( aSettingsKeys ) );
 101         const OUString* pFrom = aKeys.getConstArray();
 102         const Any* pValue = aValues.getConstArray();
 103         for( int i = 0; i < aValues.getLength(); i++, pValue++ )
 104         {
 105             if( auto pLine = o3tl::tryAccess<OUString>(*pValue) )
 106             {
 107                 if( !pLine->isEmpty() )
 108                     m_aSettings[ aKeyName ][ pFrom[i] ] = *pLine;
 109 #if OSL_DEBUG_LEVEL > 2
 110                 SAL_INFO( "vcl", "   \"" << aKeys.getConstArray()[i] << "\"=\"" << *pLine << "\"" );
 111 #endif
 112             }
 113         }
 114     }
 115 }
 116
 117 OUString SettingsConfigItem::getValue( const OUString& rGroup, const OUString& rKey ) const
 118 {
 119     std::unordered_map< OUString, SmallOUStrMap >::const_iterator group = m_aSettings.find( rGroup );
 120     if( group == m_aSettings.end() || group->second.find( rKey ) == group->second.end() )
 121     {
 122         return OUString();
 123     }
 124     return group->second.find(rKey)->second;
 125 }
 126
 127 void SettingsConfigItem::setValue( const OUString& rGroup, const OUString& rKey, const OUString& rValue )
 128 {
 129     bool bModified = m_aSettings[ rGroup ][ rKey ] != rValue;
 130     if( bModified )
 131     {
 132         m_aSettings[ rGroup ][ rKey ] = rValue;
 133         SetModified();
 134     }
 135 }
 136
 137 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */