mirror of
https://github.com/classilla/tenfourfox.git
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192 lines
4.3 KiB
C++
192 lines
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsString_h___
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#define nsString_h___
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#include "mozilla/Attributes.h"
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#include "nsSubstring.h"
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#include "nsDependentSubstring.h"
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#include "nsReadableUtils.h"
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#include <new>
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// enable support for the obsolete string API if not explicitly disabled
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#ifndef MOZ_STRING_WITH_OBSOLETE_API
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#define MOZ_STRING_WITH_OBSOLETE_API 1
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#endif
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#if MOZ_STRING_WITH_OBSOLETE_API
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// radix values for ToInteger/AppendInt
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#define kRadix10 (10)
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#define kRadix16 (16)
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#define kAutoDetect (100)
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#define kRadixUnknown (kAutoDetect+1)
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#define IGNORE_CASE (true)
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#endif
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// declare nsString, et. al.
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#include "string-template-def-unichar.h"
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#include "nsTString.h"
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#include "string-template-undef.h"
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// declare nsCString, et. al.
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#include "string-template-def-char.h"
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#include "nsTString.h"
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#include "string-template-undef.h"
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static_assert(sizeof(char16_t) == 2, "size of char16_t must be 2");
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static_assert(sizeof(nsString::char_type) == 2,
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"size of nsString::char_type must be 2");
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static_assert(nsString::char_type(-1) > nsString::char_type(0),
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"nsString::char_type must be unsigned");
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static_assert(sizeof(nsCString::char_type) == 1,
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"size of nsCString::char_type must be 1");
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/**
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* A helper class that converts a UTF-16 string to ASCII in a lossy manner
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*/
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class NS_LossyConvertUTF16toASCII : public nsAutoCString
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{
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public:
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explicit NS_LossyConvertUTF16toASCII(const char16ptr_t aString)
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{
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LossyAppendUTF16toASCII(aString, *this);
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}
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NS_LossyConvertUTF16toASCII(const char16ptr_t aString, uint32_t aLength)
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{
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LossyAppendUTF16toASCII(Substring(aString, aLength), *this);
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}
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explicit NS_LossyConvertUTF16toASCII(const nsAString& aString)
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{
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LossyAppendUTF16toASCII(aString, *this);
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}
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private:
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// NOT TO BE IMPLEMENTED
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NS_LossyConvertUTF16toASCII(char) = delete;
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};
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class NS_ConvertASCIItoUTF16 : public nsAutoString
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{
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public:
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explicit NS_ConvertASCIItoUTF16(const char* aCString)
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{
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AppendASCIItoUTF16(aCString, *this);
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}
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NS_ConvertASCIItoUTF16(const char* aCString, uint32_t aLength)
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{
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AppendASCIItoUTF16(Substring(aCString, aLength), *this);
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}
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explicit NS_ConvertASCIItoUTF16(const nsACString& aCString)
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{
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AppendASCIItoUTF16(aCString, *this);
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}
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private:
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// NOT TO BE IMPLEMENTED
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NS_ConvertASCIItoUTF16(char16_t) = delete;
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};
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/**
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* A helper class that converts a UTF-16 string to UTF-8
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*/
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class NS_ConvertUTF16toUTF8 : public nsAutoCString
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{
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public:
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explicit NS_ConvertUTF16toUTF8(const char16ptr_t aString)
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{
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AppendUTF16toUTF8(aString, *this);
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}
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NS_ConvertUTF16toUTF8(const char16ptr_t aString, uint32_t aLength)
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{
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AppendUTF16toUTF8(Substring(aString, aLength), *this);
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}
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explicit NS_ConvertUTF16toUTF8(const nsAString& aString)
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{
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AppendUTF16toUTF8(aString, *this);
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}
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private:
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// NOT TO BE IMPLEMENTED
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NS_ConvertUTF16toUTF8(char) = delete;
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};
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class NS_ConvertUTF8toUTF16 : public nsAutoString
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{
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public:
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explicit NS_ConvertUTF8toUTF16(const char* aCString)
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{
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AppendUTF8toUTF16(aCString, *this);
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}
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NS_ConvertUTF8toUTF16(const char* aCString, uint32_t aLength)
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{
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AppendUTF8toUTF16(Substring(aCString, aLength), *this);
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}
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explicit NS_ConvertUTF8toUTF16(const nsACString& aCString)
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{
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AppendUTF8toUTF16(aCString, *this);
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}
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private:
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// NOT TO BE IMPLEMENTED
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NS_ConvertUTF8toUTF16(char16_t) = delete;
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};
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#ifdef MOZ_USE_CHAR16_WRAPPER
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inline char16_t*
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wwc(wchar_t* aStr)
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{
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return reinterpret_cast<char16_t*>(aStr);
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}
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inline wchar_t*
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wwc(char16_t* aStr)
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{
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return reinterpret_cast<wchar_t*>(aStr);
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}
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#else
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inline char16_t*
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wwc(char16_t* aStr)
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{
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return aStr;
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}
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#endif
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// the following are included/declared for backwards compatibility
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typedef nsAutoString nsVoidableString;
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#include "nsDependentString.h"
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#include "nsLiteralString.h"
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#include "nsPromiseFlatString.h"
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// need to include these for backwards compatibility
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#include "nsMemory.h"
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#include <string.h>
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#include <stdio.h>
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#include "plhash.h"
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#endif // !defined(nsString_h___)
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