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 25 #ifndef _FETCLIST_HXX_ 26 #define _FETCLIST_HXX_ 27 28 //------------------------------------------------------------------------ 29 // includes 30 //------------------------------------------------------------------------ 31 32 #include <sal/types.h> 33 #include <cppuhelper/servicefactory.hxx> 34 #include <com/sun/star/datatransfer/XTransferable.hpp> 35 #include "Fetc.hxx" 36 37 #if defined _MSC_VER 38 #pragma warning(push,1) 39 #endif 40 #include <windows.h> 41 #if defined _MSC_VER 42 #pragma warning(pop) 43 #endif 44 #include <vector> 45 46 /***************************************************************** 47 a simple container for FORMATECT structures 48 instances of this class are not thread-safe 49 *****************************************************************/ 50 51 class CFormatEtcContainer 52 { 53 public: 54 CFormatEtcContainer( ); 55 56 // duplicates not allowed 57 void SAL_CALL addFormatEtc( const CFormatEtc& fetc ); 58 59 // removes the specified formatetc 60 void SAL_CALL removeFormatEtc( const CFormatEtc& fetc ); 61 62 // removes the formatetc at pos 63 void SAL_CALL removeAllFormatEtc( ); 64 65 sal_Bool SAL_CALL hasFormatEtc( const CFormatEtc& fetc ) const; 66 67 sal_Bool SAL_CALL hasElements( ) const; 68 69 // begin enumeration 70 void SAL_CALL beginEnumFormatEtc( ); 71 72 // copies the specified number of formatetc structures starting 73 // at the current enum position 74 // the return value is the number of copied elements; if the 75 // current enum position is at the end the return value is 0 76 sal_uInt32 SAL_CALL nextFormatEtc( LPFORMATETC lpFetc, sal_uInt32 aNum = 1 ); 77 78 // skips the specified number of elements in the container 79 sal_Bool SAL_CALL skipFormatEtc( sal_uInt32 aNum ); 80 81 protected: 82 typedef std::vector< CFormatEtc > FormatEtcMap_t; 83 84 private: 85 FormatEtcMap_t m_FormatMap; 86 FormatEtcMap_t::iterator m_EnumIterator; 87 }; 88 89 /***************************************************************** 90 a helper class which converts data flavors to clipformats, 91 creates an appropriate formatetc structures and if possible 92 synthesizes clipboard formats if necessary, e.g. if text 93 is provided a locale will also be provided; 94 the class registers the formatetc within a CFormatEtcContainer 95 96 instances of this class are not thread-safe and multiple 97 instances of this class would use the same static variables 98 that's why this class should not be used by multiple threads, 99 only one thread of a process should use it 100 *****************************************************************/ 101 102 // forward 103 class CDataFormatTranslator; 104 105 class CFormatRegistrar 106 { 107 public: 108 CFormatRegistrar( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& ServiceManager, 109 const CDataFormatTranslator& aDataFormatTranslator ); 110 111 void SAL_CALL RegisterFormats( const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable, 112 CFormatEtcContainer& aFormatEtcContainer ); 113 114 sal_Bool SAL_CALL hasSynthesizedLocale( ) const; 115 LCID SAL_CALL getSynthesizedLocale( ) const; 116 sal_uInt32 SAL_CALL getRegisteredTextCodePage( ) const; 117 com::sun::star::datatransfer::DataFlavor SAL_CALL getRegisteredTextFlavor( ) const; 118 119 sal_Bool SAL_CALL isSynthesizeableFormat( const CFormatEtc& aFormatEtc ) const; 120 sal_Bool SAL_CALL needsToSynthesizeAccompanyFormats( const CFormatEtc& aFormatEtc ) const; 121 122 private: 123 sal_Bool SAL_CALL isEqualCurrentSystemCodePage( sal_uInt32 aCodePage ) const; 124 rtl::OUString SAL_CALL getCharsetFromDataFlavor( const com::sun::star::datatransfer::DataFlavor& aFlavor ); 125 126 sal_Bool SAL_CALL hasUnicodeFlavor( 127 const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable ) const; 128 129 sal_Bool SAL_CALL findLocaleForTextCodePage( ); 130 131 static sal_Bool SAL_CALL isLocaleOemCodePage( LCID lcid, sal_uInt32 codepage ); 132 static sal_Bool SAL_CALL isLocaleAnsiCodePage( LCID lcid, sal_uInt32 codepage ); 133 static sal_Bool SAL_CALL isLocaleCodePage( LCID lcid, LCTYPE lctype, sal_uInt32 codepage ); 134 135 static BOOL CALLBACK EnumLocalesProc( LPSTR lpLocaleStr ); 136 137 private: 138 const CDataFormatTranslator& m_DataFormatTranslator; 139 sal_Bool m_bHasSynthesizedLocale; 140 com::sun::star::datatransfer::DataFlavor m_RegisteredTextFlavor; 141 142 const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_SrvMgr; 143 144 static LCID m_TxtLocale; 145 static sal_uInt32 m_TxtCodePage; 146 147 private: 148 CFormatRegistrar( const CFormatRegistrar& ); 149 CFormatRegistrar& operator=( const CFormatRegistrar& ); 150 }; 151 152 #endif 153