mozEnglishWordUtils.h

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/* -*- 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 mozEnglishWordUtils_h__

#define mozEnglishWordUtils_h__

#include "nsCOMPtr.h"

#include "nsString.h"

#include "mozITXTToHTMLConv.h"

#include "nsCycleCollectionParticipant.h"

class mozEnglishWordUtils final {

 public:

  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(mozEnglishWordUtils)

  NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(mozEnglishWordUtils)

  mozEnglishWordUtils();

/**

   * Given a unicode string and an offset, find the beginning and end of the

   * next word. Return false, begin and end are -1 if there are no words

   * remaining in the string. This should really be folded into the

   * Line/WordBreaker.

*/

  bool FindNextWord(const nsAString& aWord, uint32_t offset, int32_t* begin,

                    int32_t* end);

 protected:

  virtual ~mozEnglishWordUtils();

  static bool ucIsAlpha(char16_t aChar);

  nsCOMPtr<mozITXTToHTMLConv>

      mURLDetector;  // used to detect urls so the spell checker can skip them.

};

#endif