/* -*- 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 mozilla_a11y_TextLeafAccessible_h__

#define mozilla_a11y_TextLeafAccessible_h__

#include "BaseAccessibles.h"

namespace mozilla {

namespace a11y {

/**

 * Generic class used for text nodes.

 */

class TextLeafAccessible : public LinkableAccessible

{

public:

  TextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc);

  virtual ~TextLeafAccessible();

  // Accessible

  virtual mozilla::a11y::role NativeRole() const override;

  virtual void AppendTextTo(nsAString& aText, uint32_t aStartOffset = 0,

                            uint32_t aLength = UINT32_MAX) override;

  virtual ENameValueFlag Name(nsString& aName) const override;

  // TextLeafAccessible

  void SetText(const nsAString& aText) { mText = aText; }

  const nsString& Text() const { return mText; }

protected:

  nsString mText;

};

////////////////////////////////////////////////////////////////////////////////

// Accessible downcast method

inline TextLeafAccessible*

Accessible::AsTextLeaf()

{

  return IsTextLeaf() ? static_cast<TextLeafAccessible*>(this) : nullptr;

}

} // namespace a11y

} // namespace mozilla

#endif