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26 #ifndef TextEncoding_h
27 #define TextEncoding_h
29 #include "TextCodec.h"
30 #include <wtf/Forward.h>
31 #include <wtf/unicode/Unicode.h>
37 TextEncoding() : m_name(0) { }
38 TextEncoding(const char* name);
39 TextEncoding(const String& name);
41 bool isValid() const { return m_name; }
42 const char* name() const { return m_name; }
43 const char* domName() const; // name exposed via DOM
44 bool usesVisualOrdering() const;
45 bool isJapanese() const;
47 PassRefPtr<StringImpl> displayString(PassRefPtr<StringImpl> str) const
49 if (m_backslashAsCurrencySymbol == '\\' || !str)
51 return str->replace('\\', m_backslashAsCurrencySymbol);
53 void displayBuffer(UChar* characters, unsigned len) const
55 if (m_backslashAsCurrencySymbol == '\\')
57 for (unsigned i = 0; i < len; ++i) {
58 if (characters[i] == '\\')
59 characters[i] = m_backslashAsCurrencySymbol;
63 const TextEncoding& closestByteBasedEquivalent() const;
64 const TextEncoding& encodingForFormSubmission() const;
66 String decode(const char* str, size_t length) const
69 return decode(str, length, false, ignored);
71 String decode(const char*, size_t length, bool stopOnError, bool& sawError) const;
72 CString encode(const UChar*, size_t length, UnencodableHandling) const;
74 UChar backslashAsCurrencySymbol() const;
77 bool isNonByteBasedEncoding() const;
78 bool isUTF7Encoding() const;
81 UChar m_backslashAsCurrencySymbol;
84 inline bool operator==(const TextEncoding& a, const TextEncoding& b) { return a.name() == b.name(); }
85 inline bool operator!=(const TextEncoding& a, const TextEncoding& b) { return a.name() != b.name(); }
87 const TextEncoding& ASCIIEncoding();
88 const TextEncoding& Latin1Encoding();
89 const TextEncoding& UTF16BigEndianEncoding();
90 const TextEncoding& UTF16LittleEndianEncoding();
91 const TextEncoding& UTF32BigEndianEncoding();
92 const TextEncoding& UTF32LittleEndianEncoding();
93 const TextEncoding& UTF8Encoding();
94 const TextEncoding& WindowsLatin1Encoding();
96 } // namespace WebCore
98 #endif // TextEncoding_h