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1 /*
2  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
3  * Copyright (C) 2012 Google Inc. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1.  Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  * 2.  Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15  *     its contributors may be used to endorse or promote products derived
16  *     from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include "config.h"
31 
32 #include "core/html/shadow/MediaControlElementTypes.h"
33 
34 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
35 #include "core/CSSValueKeywords.h"
36 #include "core/HTMLNames.h"
37 #include "core/css/StylePropertySet.h"
38 #include "core/events/MouseEvent.h"
39 #include "core/html/HTMLMediaElement.h"
40 #include "core/html/shadow/MediaControls.h"
41 
42 namespace blink {
43 
44 using namespace HTMLNames;
45 
46 class Event;
47 
toParentMediaElement(Node * node)48 HTMLMediaElement* toParentMediaElement(Node* node)
49 {
50     if (!node)
51         return 0;
52     Node* mediaNode = node->shadowHost();
53     if (!mediaNode)
54         return 0;
55     if (!isHTMLMediaElement(mediaNode))
56         return 0;
57 
58     return toHTMLMediaElement(mediaNode);
59 }
60 
mediaControlElementType(Node * node)61 MediaControlElementType mediaControlElementType(Node* node)
62 {
63     ASSERT_WITH_SECURITY_IMPLICATION(node->isMediaControlElement());
64     HTMLElement* element = toHTMLElement(node);
65     if (isHTMLInputElement(*element))
66         return static_cast<MediaControlInputElement*>(element)->displayType();
67     return static_cast<MediaControlDivElement*>(element)->displayType();
68 }
69 
MediaControlElement(MediaControls & mediaControls,MediaControlElementType displayType,HTMLElement * element)70 MediaControlElement::MediaControlElement(MediaControls& mediaControls, MediaControlElementType displayType, HTMLElement* element)
71     : m_mediaControls(mediaControls)
72     , m_displayType(displayType)
73     , m_element(element)
74 {
75 }
76 
mediaElement() const77 HTMLMediaElement& MediaControlElement::mediaElement() const
78 {
79     return mediaControls().mediaElement();
80 }
81 
hide()82 void MediaControlElement::hide()
83 {
84     m_element->setInlineStyleProperty(CSSPropertyDisplay, CSSValueNone);
85 }
86 
show()87 void MediaControlElement::show()
88 {
89     m_element->removeInlineStyleProperty(CSSPropertyDisplay);
90 }
91 
setDisplayType(MediaControlElementType displayType)92 void MediaControlElement::setDisplayType(MediaControlElementType displayType)
93 {
94     if (displayType == m_displayType)
95         return;
96 
97     m_displayType = displayType;
98     if (RenderObject* object = m_element->renderer())
99         object->setShouldDoFullPaintInvalidation(true);
100 }
101 
trace(Visitor * visitor)102 void MediaControlElement::trace(Visitor* visitor)
103 {
104     visitor->trace(m_element);
105 }
106 
107 // ----------------------------
108 
MediaControlDivElement(MediaControls & mediaControls,MediaControlElementType displayType)109 MediaControlDivElement::MediaControlDivElement(MediaControls& mediaControls, MediaControlElementType displayType)
110     : HTMLDivElement(mediaControls.document())
111     , MediaControlElement(mediaControls, displayType, this)
112 {
113 }
114 
trace(Visitor * visitor)115 void MediaControlDivElement::trace(Visitor* visitor)
116 {
117     MediaControlElement::trace(visitor);
118     HTMLDivElement::trace(visitor);
119 }
120 
121 // ----------------------------
122 
MediaControlInputElement(MediaControls & mediaControls,MediaControlElementType displayType)123 MediaControlInputElement::MediaControlInputElement(MediaControls& mediaControls, MediaControlElementType displayType)
124     : HTMLInputElement(mediaControls.document(), 0, false)
125     , MediaControlElement(mediaControls, displayType, this)
126 {
127 }
128 
isMouseFocusable() const129 bool MediaControlInputElement::isMouseFocusable() const
130 {
131     return false;
132 }
133 
trace(Visitor * visitor)134 void MediaControlInputElement::trace(Visitor* visitor)
135 {
136     MediaControlElement::trace(visitor);
137     HTMLInputElement::trace(visitor);
138 }
139 
140 // ----------------------------
141 
MediaControlTimeDisplayElement(MediaControls & mediaControls,MediaControlElementType displayType)142 MediaControlTimeDisplayElement::MediaControlTimeDisplayElement(MediaControls& mediaControls, MediaControlElementType displayType)
143     : MediaControlDivElement(mediaControls, displayType)
144     , m_currentValue(0)
145 {
146 }
147 
setCurrentValue(double time)148 void MediaControlTimeDisplayElement::setCurrentValue(double time)
149 {
150     m_currentValue = time;
151 }
152 
153 } // namespace blink
154