accessible/src/xul/XULSliderAccessible.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/accessible/src/xul/XULSliderAccessible.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,78 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#ifndef mozilla_a11y_XULSliderAccessible_h__
    1.10 +#define mozilla_a11y_XULSliderAccessible_h__
    1.11 +
    1.12 +#include "AccessibleWrap.h"
    1.13 +
    1.14 +#include "nsIDOMElement.h"
    1.15 +
    1.16 +namespace mozilla {
    1.17 +namespace a11y {
    1.18 +
    1.19 +/**
    1.20 + * Used for XUL slider and scale elements.
    1.21 + */
    1.22 +class XULSliderAccessible : public AccessibleWrap
    1.23 +{
    1.24 +public:
    1.25 +  XULSliderAccessible(nsIContent* aContent, DocAccessible* aDoc);
    1.26 +
    1.27 +  // nsIAccessible
    1.28 +  NS_IMETHOD GetActionName(uint8_t aIndex, nsAString& aName);
    1.29 +  NS_IMETHOD DoAction(uint8_t aIndex);
    1.30 +
    1.31 +  // Accessible
    1.32 +  virtual void Value(nsString& aValue);
    1.33 +  virtual a11y::role NativeRole();
    1.34 +  virtual uint64_t NativeInteractiveState() const;
    1.35 +  virtual bool NativelyUnavailable() const;
    1.36 +  virtual bool CanHaveAnonChildren();
    1.37 +
    1.38 +  // Value
    1.39 +  virtual double MaxValue() const MOZ_OVERRIDE;
    1.40 +  virtual double MinValue() const MOZ_OVERRIDE;
    1.41 +  virtual double CurValue() const MOZ_OVERRIDE;
    1.42 +  virtual double Step() const MOZ_OVERRIDE;
    1.43 +  virtual bool SetCurValue(double aValue) MOZ_OVERRIDE;
    1.44 +
    1.45 +  // ActionAccessible
    1.46 +  virtual uint8_t ActionCount();
    1.47 +
    1.48 +protected:
    1.49 +  /**
    1.50 +   * Return anonymous slider element.
    1.51 +   */
    1.52 +  nsIContent* GetSliderElement() const;
    1.53 +
    1.54 +  nsresult GetSliderAttr(nsIAtom *aName, nsAString& aValue) const;
    1.55 +  nsresult SetSliderAttr(nsIAtom *aName, const nsAString& aValue);
    1.56 +
    1.57 +  double GetSliderAttr(nsIAtom *aName) const;
    1.58 +  bool SetSliderAttr(nsIAtom *aName, double aValue);
    1.59 +
    1.60 +private:
    1.61 +  mutable nsCOMPtr<nsIContent> mSliderNode;
    1.62 +};
    1.63 +
    1.64 +
    1.65 +/**
    1.66 + * Used for slider's thumb element.
    1.67 + */
    1.68 +class XULThumbAccessible : public AccessibleWrap
    1.69 +{
    1.70 +public:
    1.71 +  XULThumbAccessible(nsIContent* aContent, DocAccessible* aDoc);
    1.72 +
    1.73 +  // Accessible
    1.74 +  virtual a11y::role NativeRole();
    1.75 +};
    1.76 +
    1.77 +} // namespace a11y
    1.78 +} // namespace mozilla
    1.79 +
    1.80 +#endif
    1.81 +

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