gecko-dev/intl/uconv/nsUnicodeToUTF8.h

65 строки
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsUnicodeToUTF8_h___
#define nsUnicodeToUTF8_h___
#include "mozilla/Attributes.h"
#include "nsIUnicodeEncoder.h"
// Class ID for our UnicodeToUTF8 charset converter
// {7C657D18-EC5E-11d2-8AAC-00600811A836}
#define NS_UNICODETOUTF8_CID \
{ 0x7c657d18, 0xec5e, 0x11d2, {0x8a, 0xac, 0x0, 0x60, 0x8, 0x11, 0xa8, 0x36}}
#define NS_UNICODETOUTF8_CONTRACTID "@mozilla.org/intl/unicode/encoder;1?charset=UTF-8"
//#define NS_ERROR_UCONV_NOUNICODETOUTF8
// NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_UCONV, 0x31)
//----------------------------------------------------------------------
// Class nsUnicodeToUTF8 [declaration]
/**
* A character set converter from Unicode to UTF8.
*
* @created 05/Apr/1999
* @author Catalin Rotaru [CATA]
*/
class nsUnicodeToUTF8 final : public nsIUnicodeEncoder
{
~nsUnicodeToUTF8() {}
NS_DECL_ISUPPORTS
public:
/**
* Class constructor.
*/
nsUnicodeToUTF8() {mHighSurrogate = 0;}
NS_IMETHOD Convert(const char16_t * aSrc,
int32_t * aSrcLength,
char * aDest,
int32_t * aDestLength) override;
NS_IMETHOD Finish(char * aDest, int32_t * aDestLength) override;
NS_IMETHOD GetMaxLength(const char16_t * aSrc, int32_t aSrcLength,
int32_t * aDestLength) override;
NS_IMETHOD Reset() override {mHighSurrogate = 0; return NS_OK;}
NS_IMETHOD SetOutputErrorBehavior(int32_t aBehavior,
nsIUnicharEncoder * aEncoder, char16_t aChar) override {return NS_OK;}
protected:
char16_t mHighSurrogate;
};
#endif /* nsUnicodeToUTF8_h___ */