intl/locale/nsCollation.h
author Ryan VanderMeulen <ryanvm@gmail.com>
Wed, 29 Jul 2015 10:04:25 -0400
changeset 222182 d1ed7de67f5a16325716cbfa3ca79dbe6284049f
parent 210362 b79894a533bcd2c5b742f55e0de9eff40d8b86c3
permissions -rw-r--r--
Added tag B2G_2_1_END for changeset 41e10c6740be on a CLOSED TREE


/* -*- 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 nsCollation_h__
#define nsCollation_h__


#include "nsICollation.h"
#include "nsCOMPtr.h"
#include "mozilla/Attributes.h"

class nsIUnicodeEncoder;

// Create a collation interface for an input locale.
// 
class nsCollationFactory MOZ_FINAL : public nsICollationFactory {

  ~nsCollationFactory() {}

public: 
  NS_DECL_ISUPPORTS 

  NS_IMETHOD CreateCollation(nsILocale* locale, nsICollation** instancePtr);

  nsCollationFactory() {}
};


struct nsCollation {

public: 

  nsCollation();
  
  ~nsCollation();

  // normalize string before collation key generation
  nsresult NormalizeString(const nsAString& stringIn, nsAString& stringOut);

  // charset conversion util, C string buffer is allocate by PR_Malloc, caller should call PR_Free
  nsresult SetCharset(const char* aCharset);
  nsresult UnicodeToChar(const nsAString& aSrc, char** dst);

protected:
  nsCOMPtr <nsIUnicodeEncoder>            mEncoder;
};

#endif  /* nsCollation_h__ */