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118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Unicode case conversion helpers.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corp..
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Alec Flett <alecf@netscape.com>
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* Benjamin Smedberg <benjamin@smedbergs.us>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsUnicharUtils_h__
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#define nsUnicharUtils_h__
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#include "nsStringGlue.h"
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/* (0x3131u <= (u) && (u) <= 0x318eu) => Hangul Compatibility Jamo */
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/* (0xac00u <= (u) && (u) <= 0xd7a3u) => Hangul Syllables */
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#define IS_CJ_CHAR(u) \
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((0x2e80u <= (u) && (u) <= 0x312fu) || \
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(0x3190u <= (u) && (u) <= 0xabffu) || \
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(0xf900u <= (u) && (u) <= 0xfaffu) || \
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(0xff00u <= (u) && (u) <= 0xffefu) )
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void ToLowerCase(nsAString&);
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void ToUpperCase(nsAString&);
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void ToLowerCase(const nsAString& aSource, nsAString& aDest);
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void ToUpperCase(const nsAString& aSource, nsAString& aDest);
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PRUnichar ToUpperCase(PRUnichar);
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PRUnichar ToLowerCase(PRUnichar);
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inline PRBool IsUpperCase(PRUnichar c) {
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return ToLowerCase(c) != c;
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}
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inline PRBool IsLowerCase(PRUnichar c) {
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return ToUpperCase(c) != c;
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}
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#ifdef MOZILLA_INTERNAL_API
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class nsCaseInsensitiveStringComparator : public nsStringComparator
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{
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public:
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virtual int operator() (const PRUnichar*,
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const PRUnichar*,
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PRUint32 aLength) const;
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virtual int operator() (PRUnichar,
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PRUnichar) const;
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};
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class nsCaseInsensitiveStringArrayComparator
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{
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public:
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template<class A, class B>
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PRBool Equals(const A& a, const B& b) const {
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return a.Equals(b, nsCaseInsensitiveStringComparator());
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}
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};
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inline PRBool
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CaseInsensitiveFindInReadable(const nsAString& aPattern,
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nsAString::const_iterator& aSearchStart,
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nsAString::const_iterator& aSearchEnd)
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{
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return FindInReadable(aPattern, aSearchStart, aSearchEnd,
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nsCaseInsensitiveStringComparator());
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}
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inline PRBool
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CaseInsensitiveFindInReadable(const nsAString& aPattern,
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const nsAString& aHay)
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{
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nsAString::const_iterator searchBegin, searchEnd;
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return FindInReadable(aPattern, aHay.BeginReading(searchBegin),
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aHay.EndReading(searchEnd),
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nsCaseInsensitiveStringComparator());
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}
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#else // MOZILLA_INTERNAL_API
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NS_HIDDEN_(PRInt32)
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CaseInsensitiveCompare(const PRUnichar *a, const PRUnichar *b, PRUint32 len);
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#endif // MOZILLA_INTERNAL_API
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#endif /* nsUnicharUtils_h__ */
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