gecko-dev/accessible/html/HTMLElementAccessibles.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 mozilla_a11y_HTMLElementAccessibles_h__
#define mozilla_a11y_HTMLElementAccessibles_h__
#include "BaseAccessibles.h"
namespace mozilla {
namespace a11y {
/**
* Used for HTML hr element.
*/
class HTMLHRAccessible : public LeafAccessible {
public:
HTMLHRAccessible(nsIContent* aContent, DocAccessible* aDoc)
: LeafAccessible(aContent, aDoc) {}
// LocalAccessible
virtual a11y::role NativeRole() const override;
};
/**
* Used for HTML br element.
*/
class HTMLBRAccessible : public LeafAccessible {
public:
HTMLBRAccessible(nsIContent* aContent, DocAccessible* aDoc)
: LeafAccessible(aContent, aDoc) {
mType = eHTMLBRType;
mGenericTypes |= eText;
}
// LocalAccessible
virtual a11y::role NativeRole() const override;
virtual uint64_t NativeState() const override;
protected:
// LocalAccessible
virtual ENameValueFlag NativeName(nsString& aName) const override;
};
/**
* Used for HTML label element.
*/
class HTMLLabelAccessible : public HyperTextAccessibleWrap {
public:
HTMLLabelAccessible(nsIContent* aContent, DocAccessible* aDoc)
: HyperTextAccessibleWrap(aContent, aDoc) {}
NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLLabelAccessible,
HyperTextAccessibleWrap)
// LocalAccessible
virtual Relation RelationByType(RelationType aType) const override;
// ActionAccessible
virtual uint8_t ActionCount() const override;
virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
virtual bool DoAction(uint8_t aIndex) const override;
protected:
virtual ~HTMLLabelAccessible() {}
virtual ENameValueFlag NativeName(nsString& aName) const override;
};
/**
* Used for HTML output element.
*/
class HTMLOutputAccessible : public HyperTextAccessibleWrap {
public:
HTMLOutputAccessible(nsIContent* aContent, DocAccessible* aDoc)
: HyperTextAccessibleWrap(aContent, aDoc) {}
NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLOutputAccessible,
HyperTextAccessibleWrap)
// LocalAccessible
virtual Relation RelationByType(RelationType aType) const override;
protected:
virtual ~HTMLOutputAccessible() {}
};
/**
* Accessible for the HTML summary element.
*/
class HTMLSummaryAccessible : public HyperTextAccessibleWrap {
public:
enum { eAction_Click = 0 };
HTMLSummaryAccessible(nsIContent* aContent, DocAccessible* aDoc);
// Check that the given LocalAccessible belongs to a details frame.
// If so, find and return the accessible for the detail frame's
// main summary.
static HTMLSummaryAccessible* FromDetails(LocalAccessible* aDetails);
// LocalAccessible
virtual uint64_t NativeState() const override;
// ActionAccessible
virtual uint8_t ActionCount() const override;
virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
virtual bool DoAction(uint8_t aIndex) const override;
// Widgets
virtual bool IsWidget() const override;
};
/**
* Used for HTML header and footer elements.
*/
class HTMLHeaderOrFooterAccessible : public HyperTextAccessibleWrap {
public:
HTMLHeaderOrFooterAccessible(nsIContent* aContent, DocAccessible* aDoc)
: HyperTextAccessibleWrap(aContent, aDoc) {}
NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLHeaderOrFooterAccessible,
HyperTextAccessibleWrap)
// LocalAccessible
virtual nsAtom* LandmarkRole() const override;
virtual a11y::role NativeRole() const override;
protected:
virtual ~HTMLHeaderOrFooterAccessible() {}
};
/**
* Used for HTML section element.
*/
class HTMLSectionAccessible : public HyperTextAccessibleWrap {
public:
HTMLSectionAccessible(nsIContent* aContent, DocAccessible* aDoc)
: HyperTextAccessibleWrap(aContent, aDoc) {}
NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLSectionAccessible,
HyperTextAccessibleWrap)
// LocalAccessible
virtual nsAtom* LandmarkRole() const override;
virtual a11y::role NativeRole() const override;
protected:
virtual ~HTMLSectionAccessible() = default;
};
} // namespace a11y
} // namespace mozilla
#endif