gecko-dev/accessible/generic/TextLeafAccessible.h

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1.4 KiB
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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 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() MOZ_OVERRIDE;
virtual void AppendTextTo(nsAString& aText, uint32_t aStartOffset = 0,
uint32_t aLength = UINT32_MAX) MOZ_OVERRIDE;
virtual ENameValueFlag Name(nsString& aName) MOZ_OVERRIDE;
// TextLeafAccessible
void SetText(const nsAString& aText) { mText = aText; }
const nsString& Text() const { return mText; }
protected:
// Accessible
virtual void CacheChildren() MOZ_OVERRIDE;
protected:
nsString mText;
};
////////////////////////////////////////////////////////////////////////////////
// Accessible downcast method
inline TextLeafAccessible*
Accessible::AsTextLeaf()
{
return IsTextLeaf() ? static_cast<TextLeafAccessible*>(this) : nullptr;
}
} // namespace a11y
} // namespace mozilla
#endif