package/source/xstor/ohierarchyholder.hxx

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  30
  31 #ifndef _OHIERARCHYHOLDER_HXX_
  32 #define _OHIERARCHYHOLDER_HXX_
  33
  34 #include <com/sun/star/embed/XStorage.hpp>
  35 #include <com/sun/star/embed/XTransactionListener.hpp>
  36 #include <com/sun/star/embed/XExtendedStorageStream.hpp>
  37 #include <cppuhelper/implbase1.hxx>
  38
  39 #include <rtl/ref.hxx>
  40
  41 #include <hash_map>
  42 #include <list>
  43 #include <vector>
  44
  45 struct OHierarchyElement_Impl;
  46
  47 struct eqFunc
  48 {
  49     sal_Bool operator()( const rtl::OUString &r1,
  50                          const rtl::OUString &r2) const
  51     {
  52         return r1 == r2;
  53     }
  54 };
  55 typedef ::std::hash_map< ::rtl::OUString,
  56                          ::rtl::Reference< OHierarchyElement_Impl >,
  57                          ::rtl::OUStringHash,
  58                          eqFunc > OHierarchyElementList_Impl;
  59
  60 typedef ::std::vector< ::rtl::OUString > OStringList_Impl;
  61 typedef ::std::list< ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XExtendedStorageStream > >
  62                         OWeakStorRefList_Impl;
  63
  64 struct OHierarchyElement_Impl : public cppu::WeakImplHelper1< ::com::sun::star::embed::XTransactionListener >
  65 {
  66     ::osl::Mutex m_aMutex;
  67
  68     ::rtl::Reference< OHierarchyElement_Impl > m_rParent;
  69     ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > m_xOwnStorage;
  70     ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage > m_xWeakOwnStorage;
  71
  72     OHierarchyElementList_Impl m_aChildren;
  73
  74     OWeakStorRefList_Impl m_aOpenStreams;
  75
  76 public:
  77     OHierarchyElement_Impl( OHierarchyElement_Impl* pParent, const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xStorage )
  78     : m_rParent( pParent )
  79     , m_xOwnStorage( xStorage )
  80     {}
  81
  82     OHierarchyElement_Impl( const ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage >& xWeakStorage )
  83     : m_rParent( NULL )
  84     , m_xWeakOwnStorage( xWeakStorage )
  85     {}
  86
  87     void Commit();
  88
  89     void SetParent( const ::rtl::Reference< OHierarchyElement_Impl >& rParent ) { m_rParent = rParent; }
  90
  91     void TestForClosing();
  92
  93     void RemoveElement( const ::rtl::Reference< OHierarchyElement_Impl >& aRef );
  94
  95     ::com::sun::star::uno::Reference< ::com::sun::star::embed::XExtendedStorageStream >
  96                                         GetStreamHierarchically( sal_Int32 nStorageMode,
  97                                                                 OStringList_Impl& aPath,
  98                                                                 sal_Int32 nStreamMode,
  99                                                                 const ::rtl::OUString& aPassword = ::rtl::OUString() );
 100
 101     void RemoveStreamHierarchically( OStringList_Impl& aListPath );
 102
 103     // XEventListener
 104     virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source )
 105         throw (::com::sun::star::uno::RuntimeException);
 106
 107
 108     // XTransactionListener
 109     virtual void SAL_CALL preCommit( const ::com::sun::star::lang::EventObject& aEvent )
 110         throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException);
 111     virtual void SAL_CALL commited( const ::com::sun::star::lang::EventObject& aEvent )
 112         throw (::com::sun::star::uno::RuntimeException);
 113     virtual void SAL_CALL preRevert( const ::com::sun::star::lang::EventObject& aEvent )
 114         throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException);
 115     virtual void SAL_CALL reverted( const ::com::sun::star::lang::EventObject& aEvent )
 116         throw (::com::sun::star::uno::RuntimeException);
 117
 118 };
 119
 120 class OHierarchyHolder_Impl : public ::cppu::OWeakObject
 121 {
 122     ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage > m_xWeakOwnStorage;
 123     ::rtl::Reference< OHierarchyElement_Impl > m_xChild;
 124 public:
 125     OHierarchyHolder_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& xOwnStorage )
 126     : m_xWeakOwnStorage( xOwnStorage )
 127     , m_xChild( new OHierarchyElement_Impl( ::com::sun::star::uno::WeakReference< ::com::sun::star::embed::XStorage >( xOwnStorage ) ) )
 128     {}
 129
 130     static OStringList_Impl GetListPathFromString( const ::rtl::OUString& aPath );
 131
 132     ::com::sun::star::uno::Reference< ::com::sun::star::embed::XExtendedStorageStream >
 133                                         GetStreamHierarchically( sal_Int32 nStorageMode,
 134                                                                 OStringList_Impl& aListPath,
 135                                                                 sal_Int32 nStreamMode,
 136                                                                 const ::rtl::OUString& aPassword = ::rtl::OUString() );
 137
 138     void RemoveStreamHierarchically( OStringList_Impl& aListPath );
 139 };
 140
 141 #endif // _OHIERARCHYHOLDER
 142