1 typedef unsigned short PRUint16; 2 typedef PRUint16 PRUnichar; 3 template <class CharT> struct nsCharTraits { 4 }; 5 class nsAString_internal { 6 public: 7 typedef PRUnichar char_type; 8 }; 9 class nsString : public nsAString_internal { 10 public: 11 typedef nsString self_type; 12 nsString( const self_type& str ); 13 }; 14 class nsDependentString : public nsString { 15 public: 16 explicit nsDependentString( const char_type* data ); 17 }; 18 typedef struct sqlite3_stmt sqlite3_stmt; 19 const void *sqlite3_column_text16(sqlite3_stmt*, int iCol); 20 class nsIVariant { }; 21 template <typename DataType> struct variant_storage_traits { 22 typedef DataType ConstructorType; 23 typedef DataType StorageType; storage_conversionvariant_storage_traits24 static inline StorageType storage_conversion(ConstructorType aData) { 25 return aData; 26 } 27 }; 28 template <typename DataType> class Variant : public nsIVariant { 29 public: Variant(typename variant_storage_traits<DataType>::ConstructorType aData)30 Variant(typename variant_storage_traits<DataType>::ConstructorType aData) 31 : mData(variant_storage_traits<DataType>::storage_conversion(aData)) {} 32 typename variant_storage_traits<DataType>::StorageType mData; 33 }; 34 typedef Variant<nsString> TextVariant; 35 class Row { 36 void initialize(sqlite3_stmt *aStatement); 37 }; initialize(sqlite3_stmt * aStatement)38void Row::initialize(sqlite3_stmt *aStatement) 39 { 40 nsDependentString str(static_cast<const PRUnichar 41 *>(::sqlite3_column_text16(aStatement, 0))); 42 new TextVariant(str); 43 } 44 45