1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef OOX_XLS_BIFFDETECTOR_HXX 25 #define OOX_XLS_BIFFDETECTOR_HXX 26 27 #include <com/sun/star/document/XExtendedFilterDetection.hpp> 28 #include <com/sun/star/lang/XServiceInfo.hpp> 29 #include <cppuhelper/implbase2.hxx> 30 #include "oox/helper/storagebase.hxx" 31 #include "oox/xls/biffhelper.hxx" 32 33 namespace com { namespace sun { namespace star { 34 namespace beans { struct PropertyValue; } 35 namespace uno { class XComponentContext; } 36 } } } 37 38 namespace oox { class BinaryInputStream; } 39 40 namespace oox { 41 namespace xls { 42 43 // ============================================================================ 44 45 /** Detection service for BIFF streams or storages. */ 46 class BiffDetector : public ::cppu::WeakImplHelper2< 47 ::com::sun::star::lang::XServiceInfo, 48 ::com::sun::star::document::XExtendedFilterDetection > 49 { 50 public: 51 explicit BiffDetector( 52 const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext ) 53 throw( ::com::sun::star::uno::RuntimeException ); 54 55 virtual ~BiffDetector(); 56 57 /** Detects the BIFF version of the passed stream. */ 58 static BiffType detectStreamBiffVersion( BinaryInputStream& rInStream ); 59 60 /** Detects the BIFF version and workbook stream name of the passed storage. */ 61 static BiffType detectStorageBiffVersion( 62 ::rtl::OUString& orWorkbookStreamName, 63 const StorageRef& rxStorage ); 64 65 // com.sun.star.lang.XServiceInfo interface ------------------------------- 66 67 virtual ::rtl::OUString SAL_CALL 68 getImplementationName() throw( ::com::sun::star::uno::RuntimeException ); 69 70 virtual sal_Bool SAL_CALL 71 supportsService( const ::rtl::OUString& rService ) 72 throw( ::com::sun::star::uno::RuntimeException ); 73 74 virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL 75 getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException ); 76 77 // com.sun.star.document.XExtendedFilterDetect interface ------------------ 78 79 virtual ::rtl::OUString SAL_CALL 80 detect( ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& orDescriptor ) 81 throw( ::com::sun::star::uno::RuntimeException ); 82 83 private: 84 ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > 85 mxContext; 86 }; 87 88 // ============================================================================ 89 90 } // namespace xls 91 } // namespace oox 92 93 #endif 94