gecko-dev/accessible/generic/FormControlAccessible.h

81 lines
1.9 KiB
C++

/* -*- 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_FormControlAccessible_H_
#define MOZILLA_A11Y_FormControlAccessible_H_
#include "BaseAccessibles.h"
namespace mozilla {
namespace a11y {
/**
* Generic class used for progress meters.
*/
template<int Max>
class ProgressMeterAccessible : public LeafAccessible
{
public:
ProgressMeterAccessible(nsIContent* aContent, DocAccessible* aDoc) :
LeafAccessible(aContent, aDoc)
{
// Ignore 'ValueChange' DOM event in lieu of @value attribute change
// notifications.
mStateFlags |= eHasNumericValue | eIgnoreDOMUIEvent;
mType = eProgressType;
}
NS_DECL_ISUPPORTS_INHERITED
// Accessible
virtual void Value(nsString& aValue);
virtual mozilla::a11y::role NativeRole();
virtual uint64_t NativeState();
// Value
virtual double MaxValue() const MOZ_OVERRIDE;
virtual double MinValue() const MOZ_OVERRIDE;
virtual double CurValue() const MOZ_OVERRIDE;
virtual double Step() const MOZ_OVERRIDE;
virtual bool SetCurValue(double aValue) MOZ_OVERRIDE;
// Widgets
virtual bool IsWidget() const;
protected:
virtual ~ProgressMeterAccessible() {}
};
/**
* Generic class used for radio buttons.
*/
class RadioButtonAccessible : public LeafAccessible
{
public:
RadioButtonAccessible(nsIContent* aContent, DocAccessible* aDoc);
// nsIAccessible
NS_IMETHOD GetActionName(uint8_t aIndex, nsAString& aName);
NS_IMETHOD DoAction(uint8_t aIndex);
// Accessible
virtual mozilla::a11y::role NativeRole();
// ActionAccessible
virtual uint8_t ActionCount();
enum { eAction_Click = 0 };
// Widgets
virtual bool IsWidget() const;
};
} // namespace a11y
} // namespace mozilla
#endif