comphelper/source/property/genericpropertyset.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 <map>
  23
  24 #include <com/sun/star/lang/XServiceInfo.hpp>
  25 #include <com/sun/star/lang/XTypeProvider.hpp>
  26 #include <cppuhelper/weakagg.hxx>
  27 #include <cppuhelper/interfacecontainer.hxx>
  28 #include <cppuhelper/supportsservice.hxx>
  29 #include <comphelper/propertysethelper.hxx>
  30 #include <osl/mutex.hxx>
  31 #include <rtl/ref.hxx>
  32 #include <comphelper/genericpropertyset.hxx>
  33 #include <comphelper/propertysetinfo.hxx>
  34
  35 using namespace ::osl;
  36 using namespace ::cppu;
  37 using namespace ::comphelper;
  38 using namespace ::com::sun::star;
  39 using namespace ::com::sun::star::uno;
  40 using namespace ::com::sun::star::beans;
  41 using namespace ::com::sun::star::lang;
  42
  43 namespace comphelper
  44 {
  45     struct IMPL_GenericPropertySet_MutexContainer
  46     {
  47         Mutex maMutex;
  48     };
  49
  50     class GenericPropertySet :  public OWeakAggObject,
  51                                 public XServiceInfo,
  52                                 public XTypeProvider,
  53                                 public PropertySetHelper,
  54                                 private IMPL_GenericPropertySet_MutexContainer
  55     {
  56     private:
  57         std::map<OUString, Any>   maAnyMap;
  58         cppu::OMultiTypeInterfaceContainerHelperVar<OUString> m_aListener;
  59
  60     protected:
  61         virtual void _setPropertyValues( const PropertyMapEntry** ppEntries, const  Any* pValues ) override;
  62         virtual void _getPropertyValues( const PropertyMapEntry** ppEntries,  Any* pValue ) override;
  63
  64     public:
  65         explicit GenericPropertySet( PropertySetInfo* pInfo ) throw();
  66
  67         // XInterface
  68         virtual  Any SAL_CALL queryAggregation( const  Type & rType ) override;
  69         virtual  Any SAL_CALL queryInterface( const  Type & rType ) override;
  70         virtual void SAL_CALL acquire() throw() override;
  71         virtual void SAL_CALL release() throw() override;
  72
  73         // XTypeProvider
  74         virtual  Sequence<  Type > SAL_CALL getTypes(  ) override;
  75         virtual  Sequence< sal_Int8 > SAL_CALL getImplementationId(  ) override;
  76
  77         // XServiceInfo
  78         virtual OUString SAL_CALL getImplementationName() override;
  79         virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  80         virtual  Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
  81
  82         // XPropertySet
  83         virtual void SAL_CALL addPropertyChangeListener( const OUString& aPropertyName, const css::uno::Reference< css::beans::XPropertyChangeListener >& xListener ) override;
  84         virtual void SAL_CALL removePropertyChangeListener( const OUString& aPropertyName, const css::uno::Reference< css::beans::XPropertyChangeListener >& aListener ) override;
  85     };
  86
  87 }
  88
  89
  90 GenericPropertySet::GenericPropertySet( PropertySetInfo* pInfo ) throw()
  91 : PropertySetHelper( pInfo )
  92 ,m_aListener(maMutex)
  93 {
  94 }
  95
  96 void SAL_CALL GenericPropertySet::addPropertyChangeListener( const OUString& aPropertyName, const Reference< XPropertyChangeListener >& xListener )
  97 {
  98     Reference < XPropertySetInfo > xInfo = getPropertySetInfo(  );
  99     if ( xInfo.is() )
 100     {
 101         if ( aPropertyName.isEmpty() )
 102         {
 103             Sequence< Property> aSeq = xInfo->getProperties();
 104             const Property* pIter = aSeq.getConstArray();
 105             const Property* pEnd  = pIter + aSeq.getLength();
 106             for( ; pIter != pEnd ; ++pIter)
 107             {
 108                 m_aListener.addInterface(pIter->Name,xListener);
 109             }
 110         }
 111         else if ( xInfo->hasPropertyByName(aPropertyName) )
 112             m_aListener.addInterface(aPropertyName,xListener);
 113         else
 114             throw UnknownPropertyException( aPropertyName, *this );
 115     }
 116 }
 117
 118 void SAL_CALL GenericPropertySet::removePropertyChangeListener( const OUString& aPropertyName, const Reference< XPropertyChangeListener >& xListener )
 119 {
 120     ClearableMutexGuard aGuard( maMutex );
 121     Reference < XPropertySetInfo > xInfo = getPropertySetInfo(  );
 122     aGuard.clear();
 123     if ( xInfo.is() )
 124     {
 125         if ( aPropertyName.isEmpty() )
 126         {
 127             Sequence< Property> aSeq = xInfo->getProperties();
 128             const Property* pIter = aSeq.getConstArray();
 129             const Property* pEnd  = pIter + aSeq.getLength();
 130             for( ; pIter != pEnd ; ++pIter)
 131             {
 132                 m_aListener.removeInterface(pIter->Name,xListener);
 133             }
 134         }
 135         else if ( xInfo->hasPropertyByName(aPropertyName) )
 136             m_aListener.removeInterface(aPropertyName,xListener);
 137         else
 138             throw UnknownPropertyException( aPropertyName, *this );
 139     }
 140 }
 141
 142 void GenericPropertySet::_setPropertyValues( const PropertyMapEntry** ppEntries, const Any* pValues )
 143 {
 144     ResettableMutexGuard aGuard( maMutex );
 145
 146     while( *ppEntries )
 147     {
 148         OInterfaceContainerHelper * pHelper = m_aListener.getContainer((*ppEntries)->maName);
 149
 150         maAnyMap[ (*ppEntries)->maName ] = *pValues;
 151
 152         if ( pHelper )
 153         {
 154             PropertyChangeEvent aEvt;
 155             aEvt.PropertyName = (*ppEntries)->maName;
 156             aEvt.NewValue = *pValues;
 157             aGuard.clear();
 158             pHelper->notifyEach( &XPropertyChangeListener::propertyChange, aEvt );
 159             aGuard.reset();
 160         }
 161
 162         ppEntries++;
 163         pValues++;
 164     }
 165 }
 166
 167 void GenericPropertySet::_getPropertyValues( const comphelper::PropertyMapEntry** ppEntries, Any* pValue )
 168 {
 169     MutexGuard aGuard( maMutex );
 170
 171     while( *ppEntries )
 172     {
 173         *pValue = maAnyMap[ (*ppEntries)->maName ];
 174
 175         ppEntries++;
 176         pValue++;
 177     }
 178 }
 179
 180 // XInterface
 181
 182 Any SAL_CALL GenericPropertySet::queryInterface( const Type & rType )
 183 {
 184     return OWeakAggObject::queryInterface( rType );
 185 }
 186
 187 Any SAL_CALL GenericPropertySet::queryAggregation( const Type & rType )
 188 {
 189     Any aAny;
 190
 191     if( rType == cppu::UnoType<XServiceInfo>::get())
 192         aAny <<= Reference< XServiceInfo >(this);
 193     else if( rType == cppu::UnoType<XTypeProvider>::get())
 194         aAny <<= Reference< XTypeProvider >(this);
 195     else if( rType == cppu::UnoType<XPropertySet>::get())
 196         aAny <<= Reference< XPropertySet >(this);
 197     else if( rType == cppu::UnoType<XMultiPropertySet>::get())
 198         aAny <<= Reference< XMultiPropertySet >(this);
 199     else
 200         aAny = OWeakAggObject::queryAggregation( rType );
 201
 202     return aAny;
 203 }
 204
 205 void SAL_CALL GenericPropertySet::acquire() throw()
 206 {
 207     OWeakAggObject::acquire();
 208 }
 209
 210 void SAL_CALL GenericPropertySet::release() throw()
 211 {
 212     OWeakAggObject::release();
 213 }
 214
 215 uno::Sequence< uno::Type > SAL_CALL GenericPropertySet::getTypes()
 216 {
 217     return uno::Sequence {
 218         cppu::UnoType<XAggregation>::get(),
 219         cppu::UnoType<XServiceInfo>::get(),
 220         cppu::UnoType<XTypeProvider>::get(),
 221         cppu::UnoType<XPropertySet>::get(),
 222         cppu::UnoType<XMultiPropertySet>::get() };
 223 }
 224
 225 uno::Sequence< sal_Int8 > SAL_CALL GenericPropertySet::getImplementationId()
 226 {
 227     return css::uno::Sequence<sal_Int8>();
 228 }
 229
 230 // XServiceInfo
 231 sal_Bool SAL_CALL GenericPropertySet::supportsService( const  OUString& ServiceName )
 232 {
 233     return cppu::supportsService(this, ServiceName);
 234 }
 235
 236 OUString SAL_CALL GenericPropertySet::getImplementationName()
 237 {
 238     return OUString( "com.sun.star.comp.comphelper.GenericPropertySet" );
 239 }
 240
 241 Sequence< OUString > SAL_CALL GenericPropertySet::getSupportedServiceNames(  )
 242 {
 243     Sequence<OUString> aSNS { "com.sun.star.beans.XPropertySet" };
 244     return aSNS;
 245 }
 246
 247 css::uno::Reference< css::beans::XPropertySet > comphelper::GenericPropertySet_CreateInstance( comphelper::PropertySetInfo* pInfo )
 248 {
 249     return static_cast<XPropertySet*>(new GenericPropertySet( pInfo ));
 250 }
 251
 252 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */