dtrans/source/win32/dtobj/FetcList.hxx

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  30
  31
  32 #ifndef _FETCLIST_HXX_
  33 #define _FETCLIST_HXX_
  34
  35 //------------------------------------------------------------------------
  36 // includes
  37 //------------------------------------------------------------------------
  38
  39 #include <sal/types.h>
  40 #include <cppuhelper/servicefactory.hxx>
  41 #include <com/sun/star/datatransfer/XTransferable.hpp>
  42 #include "Fetc.hxx"
  43
  44 #if defined _MSC_VER
  45 #pragma warning(push,1)
  46 #endif
  47 #include <windows.h>
  48 #if defined _MSC_VER
  49 #pragma warning(pop)
  50 #endif
  51 #include <vector>
  52
  53 /*****************************************************************
  54     a simple container for FORMATECT structures
  55     instances of this class are not thread-safe
  56 *****************************************************************/
  57
  58 class CFormatEtcContainer
  59 {
  60 public:
  61     CFormatEtcContainer( );
  62
  63     // duplicates not allowed
  64     void SAL_CALL addFormatEtc( const CFormatEtc& fetc );
  65
  66     // removes the specified formatetc
  67     void SAL_CALL removeFormatEtc( const CFormatEtc& fetc );
  68
  69     // removes the formatetc at pos
  70     void SAL_CALL removeAllFormatEtc( );
  71
  72     sal_Bool SAL_CALL hasFormatEtc( const CFormatEtc& fetc ) const;
  73
  74     sal_Bool SAL_CALL hasElements( ) const;
  75
  76     // begin enumeration
  77     void SAL_CALL beginEnumFormatEtc( );
  78
  79     // copies the specified number of formatetc structures starting
  80     // at the current enum position
  81     // the return value is the number of copied elements; if the
  82     // current enum position is at the end the return value is 0
  83     sal_uInt32 SAL_CALL nextFormatEtc( LPFORMATETC lpFetc, sal_uInt32 aNum = 1 );
  84
  85     // skips the specified number of elements in the container
  86     sal_Bool SAL_CALL skipFormatEtc( sal_uInt32 aNum );
  87
  88 protected:
  89     typedef std::vector< CFormatEtc > FormatEtcMap_t;
  90
  91 private:
  92     FormatEtcMap_t           m_FormatMap;
  93     FormatEtcMap_t::iterator m_EnumIterator;
  94 };
  95
  96 /*****************************************************************
  97     a helper class which converts data flavors to clipformats,
  98     creates an appropriate formatetc structures and if possible
  99     synthesizes clipboard formats if necessary, e.g. if text
 100     is provided a locale will also be provided;
 101     the class registers the formatetc within a CFormatEtcContainer
 102
 103     instances of this class are not thread-safe and multiple
 104     instances of this class would use the same static variables
 105     that's why this class should not be used by multiple threads,
 106     only one thread of a process should use it
 107 *****************************************************************/
 108
 109 // forward
 110 class CDataFormatTranslator;
 111
 112 class CFormatRegistrar
 113 {
 114 public:
 115     CFormatRegistrar( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& ServiceManager,
 116                       const CDataFormatTranslator& aDataFormatTranslator );
 117
 118     void SAL_CALL RegisterFormats( const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable,
 119                                    CFormatEtcContainer& aFormatEtcContainer );
 120
 121     sal_Bool   SAL_CALL hasSynthesizedLocale( ) const;
 122     LCID       SAL_CALL getSynthesizedLocale( ) const;
 123     sal_uInt32 SAL_CALL getRegisteredTextCodePage( ) const;
 124     com::sun::star::datatransfer::DataFlavor SAL_CALL getRegisteredTextFlavor( ) const;
 125
 126     sal_Bool  SAL_CALL isSynthesizeableFormat( const CFormatEtc& aFormatEtc ) const;
 127     sal_Bool  SAL_CALL needsToSynthesizeAccompanyFormats( const CFormatEtc& aFormatEtc ) const;
 128
 129 private:
 130     sal_Bool      SAL_CALL isEqualCurrentSystemCodePage( sal_uInt32 aCodePage ) const;
 131     rtl::OUString SAL_CALL getCharsetFromDataFlavor( const com::sun::star::datatransfer::DataFlavor& aFlavor );
 132
 133     sal_Bool SAL_CALL hasUnicodeFlavor(
 134         const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable ) const;
 135
 136     sal_Bool SAL_CALL findLocaleForTextCodePage( );
 137
 138     static sal_Bool SAL_CALL isLocaleOemCodePage( LCID lcid, sal_uInt32 codepage );
 139     static sal_Bool SAL_CALL isLocaleAnsiCodePage( LCID lcid, sal_uInt32 codepage );
 140     static sal_Bool SAL_CALL isLocaleCodePage( LCID lcid, LCTYPE lctype, sal_uInt32 codepage );
 141
 142     static BOOL CALLBACK EnumLocalesProc( LPSTR lpLocaleStr );
 143
 144 private:
 145     const CDataFormatTranslator&                         m_DataFormatTranslator;
 146     sal_Bool                                                             m_bHasSynthesizedLocale;
 147     com::sun::star::datatransfer::DataFlavor m_RegisteredTextFlavor;
 148
 149     const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >      m_SrvMgr;
 150
 151     static LCID       m_TxtLocale;
 152     static sal_uInt32 m_TxtCodePage;
 153
 154 private:
 155     CFormatRegistrar( const CFormatRegistrar& );
 156     CFormatRegistrar& operator=( const CFormatRegistrar& );
 157 };
 158
 159 #endif