sfx2/source/explorer/nochaos.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_sfx2.hxx"
  33
  34 #include <svtools/itempool.hxx>
  35 #include <svtools/poolitem.hxx>
  36 #include <svtools/stritem.hxx>
  37 #include <nochaos.hxx>
  38 #include <sfx2/sfxuno.hxx>
  39
  40
  41 #define WID_CHAOS_START 500
  42 //=========================================================================
  43 //
  44 // class CntStaticPoolDefaults_Impl
  45 //
  46 //=========================================================================
  47
  48 class CntItemPool;
  49
  50 class CntStaticPoolDefaults_Impl
  51 {
  52     sal_uInt32            m_nItems;
  53     SfxPoolItem** m_ppDefaults;
  54     SfxItemInfo*  m_pItemInfos;
  55
  56 private:
  57     // Forbidden and not implemented...
  58     CntStaticPoolDefaults_Impl( const CntStaticPoolDefaults_Impl& );
  59     CntStaticPoolDefaults_Impl& operator=( const CntStaticPoolDefaults_Impl& );
  60
  61     inline void Insert( SfxPoolItem* pItem, sal_uInt16 nSID, sal_uInt16 nFlags );
  62
  63 public:
  64     CntStaticPoolDefaults_Impl( CntItemPool* pPool );
  65     ~CntStaticPoolDefaults_Impl();
  66
  67     SfxPoolItem**          GetDefaults() const  { return m_ppDefaults; }
  68     const SfxItemInfo* GetItemInfos() const { return m_pItemInfos; }
  69 };
  70
  71 //----------------------------------------------------------------------------
  72
  73 //=========================================================================
  74
  75 class CntItemPool: public SfxItemPool
  76 {
  77     static CntItemPool* _pThePool;
  78     USHORT              _nRefs;
  79
  80 protected:
  81              CntItemPool();
  82     virtual ~CntItemPool();
  83
  84 public:
  85     static CntItemPool* Acquire();
  86     static USHORT               Release();
  87 };
  88
  89 //----------------------------------------------------------------------------
  90
  91 //----------------------------------------------------------------------------
  92 // static
  93 SfxItemPool* NoChaos::GetItemPool()
  94 {
  95     // Get and hold CHAOS item pool.
  96     return CntItemPool::Acquire();
  97 }
  98
  99 //----------------------------------------------------------------------------
 100 // static
 101 USHORT NoChaos::ReleaseItemPool()
 102 {
 103     // Release CHAOS item pool.
 104     return CntItemPool::Release();
 105 }
 106
 107 //=========================================================================
 108 //
 109 //      CntItemPool implementation
 110 //
 111 //=========================================================================
 112
 113 static CntStaticPoolDefaults_Impl* pPoolDefs_Impl = NULL;
 114
 115 // static member!
 116 CntItemPool* CntItemPool::_pThePool = NULL;
 117
 118 //-------------------------------------------------------------------------
 119 CntItemPool::CntItemPool()
 120 : SfxItemPool( DEFINE_CONST_UNICODE("chaos"), WID_CHAOS_START, WID_CHAOS_START, NULL ),
 121   _nRefs( 0 )
 122 {
 123     SetFileFormatVersion( SOFFICE_FILEFORMAT_50 );
 124
 125     FreezeIdRanges();
 126
 127     // Create static defaults.
 128     pPoolDefs_Impl = new CntStaticPoolDefaults_Impl( this );
 129
 130     // Set item infos.
 131     SetItemInfos( pPoolDefs_Impl->GetItemInfos() );
 132
 133     // Set static pool default items.
 134     SetDefaults( pPoolDefs_Impl->GetDefaults() );
 135 }
 136
 137 //-------------------------------------------------------------------------
 138 //virtual
 139 CntItemPool::~CntItemPool()
 140 {
 141     // Release static pool default items.
 142     ReleaseDefaults( sal_False );
 143 }
 144
 145 //-------------------------------------------------------------------------
 146 // static
 147 CntItemPool* CntItemPool::Acquire()
 148 {
 149     if ( !_pThePool )
 150         _pThePool = new CntItemPool;
 151
 152     _pThePool->_nRefs++;
 153
 154     return _pThePool;
 155 }
 156
 157 //-------------------------------------------------------------------------
 158 // static
 159 sal_uInt16 CntItemPool::Release()
 160 {
 161     if ( !_pThePool )
 162         return 0;
 163
 164     sal_uInt16& nRefs = _pThePool->_nRefs;
 165
 166     if ( nRefs )
 167         --nRefs;
 168
 169     if ( !nRefs )
 170     {
 171         DELETEZ( _pThePool );
 172         DELETEZ( pPoolDefs_Impl );
 173         return 0;
 174     }
 175
 176     return nRefs;
 177 }
 178
 179 //=========================================================================
 180 //
 181 // CntStaticPoolDefaults_Impl implementation.
 182 //
 183 //=========================================================================
 184
 185 inline void CntStaticPoolDefaults_Impl::Insert(
 186          SfxPoolItem* pItem,            /* Static Pool Default Item */
 187          sal_uInt16 nSID, sal_uInt16 nFlags  /* Item Info */    )
 188 {
 189     sal_uInt16 nPos = pItem->Which() - WID_CHAOS_START;
 190
 191     m_ppDefaults[ nPos ]         = pItem;
 192     m_pItemInfos[ nPos ]._nSID   = nSID;
 193     m_pItemInfos[ nPos ]._nFlags = nFlags;
 194 }
 195
 196 //-------------------------------------------------------------------------
 197 CntStaticPoolDefaults_Impl::~CntStaticPoolDefaults_Impl()
 198 {
 199     for ( sal_uInt32 n = 0; n < m_nItems; ++n )
 200         delete m_ppDefaults[ n ];
 201
 202     delete [] m_ppDefaults;
 203     delete [] m_pItemInfos;
 204 }
 205
 206 //-------------------------------------------------------------------------
 207 CntStaticPoolDefaults_Impl::CntStaticPoolDefaults_Impl( CntItemPool* /*pPool*/ )
 208 : m_nItems( 1 ),
 209   m_ppDefaults( new SfxPoolItem* [ m_nItems ] ),
 210   m_pItemInfos( new SfxItemInfo  [ m_nItems ] )
 211 {
 212     rtl_zeroMemory( m_ppDefaults, sizeof( SfxPoolItem* ) * m_nItems );
 213     rtl_zeroMemory( m_pItemInfos, sizeof( SfxItemInfo ) * m_nItems );
 214     Insert(
 215         new     SfxStringItem( WID_CHAOS_START, String() ),
 216         0,
 217         SFX_ITEM_POOLABLE );
 218 }