intl/locale/nsCollation.h

   1
   2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7 #ifndef nsCollation_h__
   8 #define nsCollation_h__
   9
  10
  11 #include "nsICollation.h"
  12 #include "nsCOMPtr.h"
  13 #include "mozilla/Attributes.h"
  14
  15 class nsIUnicodeEncoder;
  16
  17 // Create a collation interface for an input locale.
  18 //
  19 class nsCollationFactory MOZ_FINAL : public nsICollationFactory {
  20
  21   ~nsCollationFactory() {}
  22
  23 public:
  24   NS_DECL_ISUPPORTS
  25
  26   NS_IMETHOD CreateCollation(nsILocale* locale, nsICollation** instancePtr);
  27
  28   nsCollationFactory() {}
  29 };
  30
  31
  32 struct nsCollation {
  33
  34 public:
  35
  36   nsCollation();
  37
  38   ~nsCollation();
  39
  40   // normalize string before collation key generation
  41   nsresult NormalizeString(const nsAString& stringIn, nsAString& stringOut);
  42
  43   // charset conversion util, C string buffer is allocate by PR_Malloc, caller should call PR_Free
  44   nsresult SetCharset(const char* aCharset);
  45   nsresult UnicodeToChar(const nsAString& aSrc, char** dst);
  46
  47 protected:
  48   nsCOMPtr <nsIUnicodeEncoder>            mEncoder;
  49 };
  50
  51 #endif  /* nsCollation_h__ */