xref: /trunk/main/oox/inc/oox/xls/biffdetector.hxx (revision cdf0e10c)
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27 
28 #ifndef OOX_XLS_BIFFDETECTOR_HXX
29 #define OOX_XLS_BIFFDETECTOR_HXX
30 
31 #include <com/sun/star/document/XExtendedFilterDetection.hpp>
32 #include <com/sun/star/lang/XServiceInfo.hpp>
33 #include <cppuhelper/implbase2.hxx>
34 #include "oox/helper/storagebase.hxx"
35 #include "oox/xls/biffhelper.hxx"
36 
37 namespace com { namespace sun { namespace star {
38     namespace beans { struct PropertyValue; }
39     namespace uno { class XComponentContext; }
40 } } }
41 
42 namespace oox { class BinaryInputStream; }
43 
44 namespace oox {
45 namespace xls {
46 
47 // ============================================================================
48 
49 /** Detection service for BIFF streams or storages. */
50 class BiffDetector : public ::cppu::WeakImplHelper2<
51             ::com::sun::star::lang::XServiceInfo,
52             ::com::sun::star::document::XExtendedFilterDetection >
53 {
54 public:
55     explicit            BiffDetector(
56                             const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext )
57                             throw( ::com::sun::star::uno::RuntimeException );
58 
59     virtual             ~BiffDetector();
60 
61     /** Detects the BIFF version of the passed stream. */
62     static BiffType     detectStreamBiffVersion( BinaryInputStream& rInStream );
63 
64     /** Detects the BIFF version and workbook stream name of the passed storage. */
65     static BiffType     detectStorageBiffVersion(
66                             ::rtl::OUString& orWorkbookStreamName,
67                             const StorageRef& rxStorage );
68 
69     // com.sun.star.lang.XServiceInfo interface -------------------------------
70 
71     virtual ::rtl::OUString SAL_CALL
72                         getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
73 
74     virtual sal_Bool SAL_CALL
75                         supportsService( const ::rtl::OUString& rService )
76                             throw( ::com::sun::star::uno::RuntimeException );
77 
78     virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL
79                         getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException );
80 
81     // com.sun.star.document.XExtendedFilterDetect interface ------------------
82 
83     virtual ::rtl::OUString SAL_CALL
84                         detect( ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& orDescriptor )
85                             throw( ::com::sun::star::uno::RuntimeException );
86 
87 private:
88     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >
89                         mxContext;
90 };
91 
92 // ============================================================================
93 
94 } // namespace xls
95 } // namespace oox
96 
97 #endif
98