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1 /* | |
2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). | |
3 * | |
4 * This library is free software; you can redistribute it and/or | |
5 * modify it under the terms of the GNU Library General Public | |
6 * License as published by the Free Software Foundation; either | |
7 * version 2 of the License, or (at your option) any later version. | |
8 * | |
9 * This library is distributed in the hope that it will be useful, | |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 * Library General Public License for more details. | |
13 * | |
14 * You should have received a copy of the GNU Library General Public License | |
15 * along with this library; see the file COPYING.LIB. If not, write to | |
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
17 * Boston, MA 02110-1301, USA. | |
18 * | |
19 */ | |
20 | |
21 #include "config.h" | |
22 #include "core/accessibility/AXProgressIndicator.h" | |
23 | |
24 #include "core/html/HTMLProgressElement.h" | |
25 #include "core/rendering/RenderProgress.h" | |
26 #include "platform/FloatConversion.h" | |
27 | |
28 namespace blink { | |
29 | |
30 using namespace HTMLNames; | |
31 | |
32 AXProgressIndicator::AXProgressIndicator(RenderProgress* renderer) | |
33 : AXRenderObject(renderer) | |
34 { | |
35 } | |
36 | |
37 PassRefPtr<AXProgressIndicator> AXProgressIndicator::create(RenderProgress* rend
erer) | |
38 { | |
39 return adoptRef(new AXProgressIndicator(renderer)); | |
40 } | |
41 | |
42 bool AXProgressIndicator::computeAccessibilityIsIgnored() const | |
43 { | |
44 return accessibilityIsIgnoredByDefault(); | |
45 } | |
46 | |
47 float AXProgressIndicator::valueForRange() const | |
48 { | |
49 if (hasAttribute(aria_valuenowAttr)) | |
50 return getAttribute(aria_valuenowAttr).toFloat(); | |
51 | |
52 if (element()->position() >= 0) | |
53 return narrowPrecisionToFloat(element()->value()); | |
54 // Indeterminate progress bar should return 0. | |
55 return 0.0f; | |
56 } | |
57 | |
58 float AXProgressIndicator::maxValueForRange() const | |
59 { | |
60 if (hasAttribute(aria_valuemaxAttr)) | |
61 return getAttribute(aria_valuemaxAttr).toFloat(); | |
62 | |
63 return narrowPrecisionToFloat(element()->max()); | |
64 } | |
65 | |
66 float AXProgressIndicator::minValueForRange() const | |
67 { | |
68 if (hasAttribute(aria_valueminAttr)) | |
69 return getAttribute(aria_valueminAttr).toFloat(); | |
70 | |
71 return 0.0f; | |
72 } | |
73 | |
74 HTMLProgressElement* AXProgressIndicator::element() const | |
75 { | |
76 return toRenderProgress(m_renderer)->progressElement(); | |
77 } | |
78 | |
79 | |
80 } // namespace blink | |
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