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29 #ifndef AccessibilitySlider_h
30 #define AccessibilitySlider_h
32 #include "AccessibilityRenderObject.h"
36 class HTMLInputElement;
38 class AccessibilitySlider : public AccessibilityRenderObject {
41 static PassRefPtr<AccessibilitySlider> create(RenderObject*);
42 virtual ~AccessibilitySlider() { }
45 AccessibilitySlider(RenderObject*);
48 HTMLInputElement* element() const;
49 virtual bool accessibilityIsIgnored() const;
50 virtual AccessibilityObject* elementAccessibilityHitTest(const IntPoint&) const;
52 virtual AccessibilityRole roleValue() const { return SliderRole; }
53 virtual bool isSlider() const { return true; }
54 virtual bool isInputSlider() const { return true; }
56 virtual const AccessibilityChildrenVector& children();
57 virtual void addChildren();
59 virtual bool canSetValueAttribute() const { return true; }
60 const AtomicString& getAttribute(const QualifiedName& attribute) const;
62 virtual void setValue(const String&);
63 virtual float valueForRange() const;
64 virtual float maxValueForRange() const;
65 virtual float minValueForRange() const;
66 virtual AccessibilityOrientation orientation() const;
69 class AccessibilitySliderThumb : public AccessibilityObject {
72 static PassRefPtr<AccessibilitySliderThumb> create();
73 virtual ~AccessibilitySliderThumb() { }
75 virtual AccessibilityRole roleValue() const { return SliderThumbRole; }
77 void setParentObject(AccessibilitySlider* slider) { m_parentSlider = slider; }
78 virtual AccessibilityObject* parentObject() const { return m_parentSlider; }
80 virtual LayoutSize size() const;
81 virtual LayoutRect elementRect() const;
83 virtual bool accessibilityIsIgnored() const;
86 AccessibilitySliderThumb();
88 AccessibilitySlider* m_parentSlider;
92 } // namespace WebCore
94 #endif // AccessibilitySlider_h