зеркало из https://github.com/mozilla/gecko-dev.git
108 строки
4.0 KiB
C++
108 строки
4.0 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 nsICollation_h__
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#define nsICollation_h__
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#include "nsISupports.h"
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#include "nscore.h"
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#include "nsString.h"
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#include "nsILocale.h"
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// {D4CF2F80-A98B-11d2-9119-006008A6EDF6}
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#define NS_ICOLLATIONFACTORY_IID \
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{ 0xd4cf2f80, 0xa98b, 0x11d2, \
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{ 0x91, 0x19, 0x0, 0x60, 0x8, 0xa6, 0xed, 0xf6 } }
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// {CDBFD3F0-A4FE-11d2-9119-006008A6EDF6}
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#define NS_ICOLLATION_IID \
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{ 0xcdbfd3f0, 0xa4fe, 0x11d2, \
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{ 0x91, 0x19, 0x0, 0x60, 0x8, 0xa6, 0xed, 0xf6 } }
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typedef enum {
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kCollationStrengthDefault = 0, // use the primary comparison for the given local - no flags)
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kCollationCaseInsensitiveAscii = 1, // do not consider case differences when doing the comparison i.e. A=a)
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kCollationAccentInsenstive = 2, // do not consider accent differences when doing the comparison a=<3D>)
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kCollationCaseSensitive = kCollationStrengthDefault,
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kCollationCaseInSensitive = (kCollationCaseInsensitiveAscii | kCollationAccentInsenstive)
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} nsCollationStrength;
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class nsICollation;
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// Create a collation interface for an input locale.
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//
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class nsICollationFactory : public nsISupports {
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICOLLATIONFACTORY_IID)
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NS_IMETHOD CreateCollation(nsILocale* locale, nsICollation** instancePtr) = 0;
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};
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// Locale sensitive collation interface
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//
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class nsICollation : public nsISupports {
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICOLLATION_IID)
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// compare two strings
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// result is same as strcmp
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NS_IMETHOD CompareString(const nsCollationStrength strength,
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const nsAString& string1, const nsAString& string2, PRInt32* result) = 0;
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// allocate sort key from input string
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// returns newly allocated key and its byte length
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NS_IMETHOD AllocateRawSortKey(const nsCollationStrength strength,
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const nsAString& stringIn, PRUint8** key, PRUint32 *outLen) = 0;
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// compare two sort keys
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// length is a byte length, result is same as strcmp
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NS_IMETHOD CompareRawSortKey(const PRUint8* key1, const PRUint32 len1,
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const PRUint8* key2, const PRUint32 len2,
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PRInt32* result) = 0;
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// init this interface to a specified locale (should only be called by collation factory)
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//
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NS_IMETHOD Initialize(nsILocale* locale) = 0;
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};
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#endif /* nsICollation_h__ */
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