xpcAccessibleTextLeafRange.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=2 et sw=2 tw=80: */

/* 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 mozilla_a11y_xpcAccessibleTextLeafRange_h_

#define mozilla_a11y_xpcAccessibleTextLeafRange_h_

#include "nsIAccessibleTextLeafRange.h"

namespace mozilla {

namespace a11y {

class TextLeafPoint;

class xpcAccessibleTextLeafPoint final : public nsIAccessibleTextLeafPoint {

 public:

  xpcAccessibleTextLeafPoint(nsIAccessible* aAccessible, int32_t aOffset);

  NS_DECL_ISUPPORTS

  NS_DECL_NSIACCESSIBLETEXTLEAFPOINT

 private:

  xpcAccessibleTextLeafPoint() = delete;

  ~xpcAccessibleTextLeafPoint() {}

  xpcAccessibleTextLeafPoint& operator=(const xpcAccessibleTextLeafPoint&) =

      delete;

  TextLeafPoint ToPoint();

  // We can't hold a strong reference to an Accessible, but XPCOM needs strong

  // references. Thus, instead of holding a TextLeafPoint here, we hold

  // an nsIAccessible references and create the TextLeafPoint for each call

  // using ToPoint().

  RefPtr<nsIAccessible> mAccessible;

  int32_t mOffset;

};

}  // namespace a11y

}  // namespace mozilla

#endif