intl/locale/nsCollation.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsCollation_h_
   7 #define nsCollation_h_
   8
   9 #include "mozilla/Attributes.h"
  10 #include "nsICollation.h"
  11 #include "nsCollationFactory.h"
  12 #include "nsString.h"
  13
  14 #include "unicode/ucol.h"
  15
  16 class nsCollation final : public nsICollation {
  17  public:
  18   nsCollation();
  19
  20   // nsISupports interface
  21   NS_DECL_ISUPPORTS
  22
  23   // nsICollation interface
  24   NS_DECL_NSICOLLATION
  25
  26  protected:
  27   ~nsCollation();
  28
  29   nsresult ConvertStrength(const int32_t aStrength,
  30                            UCollationStrength* aStrengthOut,
  31                            UColAttributeValue* aCaseLevelOut);
  32   nsresult EnsureCollator(const int32_t newStrength);
  33   nsresult CleanUpCollator(void);
  34
  35  private:
  36   bool mInit;
  37   bool mHasCollator;
  38   nsCString mLocale;
  39   int32_t mLastStrength;
  40   UCollator* mCollatorICU;
  41 };
  42
  43 #endif /* nsCollation_h_ */