1 | /* |
2 | * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * |
8 | * 1. Redistributions of source code must retain the above copyright |
9 | * notice, this list of conditions and the following disclaimer. |
10 | * 2. Redistributions in binary form must reproduce the above copyright |
11 | * notice, this list of conditions and the following disclaimer in the |
12 | * documentation and/or other materials provided with the distribution. |
13 | * 3. Neither the name of Apple Inc. ("Apple") nor the names of |
14 | * its contributors may be used to endorse or promote products derived |
15 | * from this software without specific prior written permission. |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
18 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
19 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
20 | * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
21 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
22 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
23 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
24 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
28 | |
29 | #pragma once |
30 | |
31 | #include "AccessibilityMockObject.h" |
32 | #include "AccessibilityRenderObject.h" |
33 | |
34 | namespace WebCore { |
35 | |
36 | class HTMLInputElement; |
37 | |
38 | class AccessibilitySlider : public AccessibilityRenderObject { |
39 | public: |
40 | static Ref<AccessibilitySlider> create(RenderObject*); |
41 | virtual ~AccessibilitySlider() = default; |
42 | |
43 | protected: |
44 | explicit AccessibilitySlider(RenderObject*); |
45 | |
46 | private: |
47 | HTMLInputElement* inputElement() const; |
48 | AccessibilityObject* elementAccessibilityHitTest(const IntPoint&) const override; |
49 | |
50 | AccessibilityRole roleValue() const override { return AccessibilityRole::Slider; } |
51 | bool isSlider() const final { return true; } |
52 | bool isInputSlider() const override { return true; } |
53 | bool isControl() const override { return true; } |
54 | |
55 | void addChildren() override; |
56 | |
57 | bool canSetValueAttribute() const override { return true; } |
58 | const AtomicString& getAttribute(const QualifiedName& attribute) const; |
59 | |
60 | void setValue(const String&) override; |
61 | float valueForRange() const override; |
62 | float maxValueForRange() const override; |
63 | float minValueForRange() const override; |
64 | AccessibilityOrientation orientation() const override; |
65 | }; |
66 | |
67 | class AccessibilitySliderThumb final : public AccessibilityMockObject { |
68 | public: |
69 | static Ref<AccessibilitySliderThumb> create(); |
70 | virtual ~AccessibilitySliderThumb() = default; |
71 | |
72 | AccessibilityRole roleValue() const override { return AccessibilityRole::SliderThumb; } |
73 | LayoutRect elementRect() const override; |
74 | |
75 | private: |
76 | AccessibilitySliderThumb(); |
77 | |
78 | bool isSliderThumb() const override { return true; } |
79 | bool computeAccessibilityIsIgnored() const override; |
80 | }; |
81 | |
82 | } // namespace WebCore |
83 | |
84 | SPECIALIZE_TYPE_TRAITS_ACCESSIBILITY(AccessibilitySliderThumb, isSliderThumb()) |
85 | |