include/cppuhelper/interfacecontainer.hxx

   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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   9  * This file incorporates work covered by the following license notice:
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  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 /*
  21  * This file is part of LibreOffice published API.
  22  */
  23 #ifndef INCLUDED_CPPUHELPER_INTERFACECONTAINER_HXX
  24 #define INCLUDED_CPPUHELPER_INTERFACECONTAINER_HXX
  25
  26 #include "sal/config.h"
  27
  28 #include <cstddef>
  29
  30 #include "cppuhelper/interfacecontainer.h"
  31
  32
  33 namespace cppu
  34 {
  35
  36 template< class key , class hashImpl , class equalImpl >
  37 inline OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::OMultiTypeInterfaceContainerHelperVar( ::osl::Mutex & rMutex_ )
  38     : rMutex( rMutex_ )
  39 {
  40     m_pMap = new InterfaceMap;
  41 }
  42
  43
  44 template< class key , class hashImpl , class equalImpl >
  45 inline OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::~OMultiTypeInterfaceContainerHelperVar()
  46 {
  47     typename InterfaceMap::iterator iter = m_pMap->begin();
  48     typename InterfaceMap::iterator end = m_pMap->end();
  49
  50     while( iter != end )
  51     {
  52         delete static_cast<OInterfaceContainerHelper*>((*iter).second);
  53         (*iter).second = NULL;
  54         ++iter;
  55     }
  56     delete m_pMap;
  57 }
  58
  59
  60 template< class key , class hashImpl , class equalImpl >
  61 inline css::uno::Sequence< key > OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::getContainedTypes() const
  62 {
  63     ::osl::MutexGuard aGuard( rMutex );
  64     typename InterfaceMap::size_type nSize = m_pMap->size();
  65     if( nSize != 0 )
  66     {
  67         css::uno::Sequence< key > aInterfaceTypes( nSize );
  68         key * pArray = aInterfaceTypes.getArray();
  69
  70         typename InterfaceMap::iterator iter = m_pMap->begin();
  71         typename InterfaceMap::iterator end = m_pMap->end();
  72
  73         sal_uInt32 i = 0;
  74         while( iter != end )
  75         {
  76             // are interfaces added to this container?
  77             if( static_cast<OInterfaceContainerHelper*>((*iter).second)->getLength() )
  78                 // yes, put the type in the array
  79                 pArray[i++] = (*iter).first;
  80             ++iter;
  81         }
  82         if( i != nSize ) {
  83             // may be empty container, reduce the sequence to the right size
  84             aInterfaceTypes = css::uno::Sequence<key>( pArray, i );
  85         }
  86         return aInterfaceTypes;
  87     }
  88     return css::uno::Sequence<key>();
  89 }
  90
  91
  92 template< class key , class hashImpl , class equalImpl >
  93 OInterfaceContainerHelper * OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::getContainer(
  94     const key & rKey ) const
  95 {
  96     ::osl::MutexGuard aGuard( rMutex );
  97
  98     typename InterfaceMap::iterator iter = find( rKey );
  99     if( iter != m_pMap->end() )
 100             return static_cast<OInterfaceContainerHelper*>( (*iter).second );
 101     return NULL;
 102 }
 103
 104
 105 template< class key , class hashImpl , class equalImpl >
 106 sal_Int32 OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::addInterface(
 107     const key & rKey,
 108     const css::uno::Reference< css::uno::XInterface > & rListener )
 109 {
 110     ::osl::MutexGuard aGuard( rMutex );
 111     typename InterfaceMap::iterator iter = find( rKey );
 112     if( iter == m_pMap->end() )
 113     {
 114         OInterfaceContainerHelper * pLC = new OInterfaceContainerHelper( rMutex );
 115         m_pMap->push_back(std::pair<key, void*>(rKey, pLC));
 116         return pLC->addInterface( rListener );
 117     }
 118     else
 119         return static_cast<OInterfaceContainerHelper*>((*iter).second)->addInterface( rListener );
 120 }
 121
 122
 123 template< class key , class hashImpl , class equalImpl >
 124 inline sal_Int32 OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::removeInterface(
 125     const key & rKey,
 126     const css::uno::Reference< css::uno::XInterface > & rListener )
 127 {
 128     ::osl::MutexGuard aGuard( rMutex );
 129
 130     // search container with id nUik
 131     typename InterfaceMap::iterator iter = find( rKey );
 132     // container found?
 133     if( iter != m_pMap->end() )
 134         return static_cast<OInterfaceContainerHelper*>((*iter).second)->removeInterface( rListener );
 135
 136     // no container with this id. Always return 0
 137     return 0;
 138 }
 139
 140
 141 template< class key , class hashImpl , class equalImpl >
 142 void OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::disposeAndClear(
 143     const css::lang::EventObject & rEvt )
 144 {
 145     typename InterfaceMap::size_type nSize = 0;
 146     OInterfaceContainerHelper ** ppListenerContainers = NULL;
 147     {
 148         ::osl::MutexGuard aGuard( rMutex );
 149         nSize = m_pMap->size();
 150         if( nSize )
 151         {
 152             typedef OInterfaceContainerHelper* ppp;
 153             ppListenerContainers = new ppp[nSize];
 154
 155             typename InterfaceMap::iterator iter = m_pMap->begin();
 156             typename InterfaceMap::iterator end = m_pMap->end();
 157
 158             typename InterfaceMap::size_type i = 0;
 159             while( iter != end )
 160             {
 161                 ppListenerContainers[i++] = static_cast<OInterfaceContainerHelper*>((*iter).second);
 162                 ++iter;
 163             }
 164         }
 165     }
 166
 167     // create a copy, because do not fire event in a guarded section
 168     for( typename InterfaceMap::size_type i = 0; i < nSize; i++ )
 169     {
 170         if( ppListenerContainers[i] )
 171             ppListenerContainers[i]->disposeAndClear( rEvt );
 172     }
 173
 174     delete [] ppListenerContainers;
 175 }
 176
 177
 178 template< class key , class hashImpl , class equalImpl >
 179 void OMultiTypeInterfaceContainerHelperVar< key , hashImpl , equalImpl >::clear()
 180 {
 181     ::osl::MutexGuard aGuard( rMutex );
 182     typename InterfaceMap::iterator iter = m_pMap->begin();
 183     typename InterfaceMap::iterator end = m_pMap->end();
 184
 185     while( iter != end )
 186     {
 187         static_cast<OInterfaceContainerHelper*>((*iter).second)->clear();
 188         ++iter;
 189     }
 190 }
 191
 192
 193 }
 194
 195 #endif
 196
 197 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */