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1 /* | |
2 * Copyright (C) 2008, 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 * 1. Redistributions of source code must retain the above copyright | |
8 * notice, this list of conditions and the following disclaimer. | |
9 * 2. Redistributions in binary form must reproduce the above copyright | |
10 * notice, this list of conditions and the following disclaimer in the | |
11 * documentation and/or other materials provided with the distribution. | |
12 * | |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
24 */ | |
25 | |
26 #include "config.h" | |
27 #include "core/loader/appcache/DOMApplicationCache.h" | |
28 | |
29 #include "bindings/v8/ExceptionMessages.h" | |
30 #include "bindings/v8/ExceptionState.h" | |
31 #include "core/dom/Document.h" | |
32 #include "core/dom/EventListener.h" | |
33 #include "core/dom/EventNames.h" | |
34 #include "core/dom/ExceptionCode.h" | |
35 #include "core/loader/DocumentLoader.h" | |
36 #include "core/loader/FrameLoader.h" | |
37 #include "core/loader/appcache/ApplicationCacheHost.h" | |
38 #include "core/page/Frame.h" | |
39 | |
40 namespace WebCore { | |
41 | |
42 DOMApplicationCache::DOMApplicationCache(Frame* frame) | |
43 : DOMWindowProperty(frame) | |
44 { | |
45 ScriptWrappable::init(this); | |
46 ApplicationCacheHost* cacheHost = applicationCacheHost(); | |
47 if (cacheHost) | |
48 cacheHost->setDOMApplicationCache(this); | |
49 } | |
50 | |
51 void DOMApplicationCache::willDestroyGlobalObjectInFrame() | |
52 { | |
53 if (ApplicationCacheHost* cacheHost = applicationCacheHost()) | |
54 cacheHost->setDOMApplicationCache(0); | |
55 DOMWindowProperty::willDestroyGlobalObjectInFrame(); | |
56 } | |
57 | |
58 ApplicationCacheHost* DOMApplicationCache::applicationCacheHost() const | |
59 { | |
60 if (!m_frame || !m_frame->loader()->documentLoader()) | |
61 return 0; | |
62 return m_frame->loader()->documentLoader()->applicationCacheHost(); | |
63 } | |
64 | |
65 unsigned short DOMApplicationCache::status() const | |
66 { | |
67 ApplicationCacheHost* cacheHost = applicationCacheHost(); | |
68 if (!cacheHost) | |
69 return ApplicationCacheHost::UNCACHED; | |
70 return cacheHost->status(); | |
71 } | |
72 | |
73 void DOMApplicationCache::update(ExceptionState& es) | |
74 { | |
75 ApplicationCacheHost* cacheHost = applicationCacheHost(); | |
76 if (!cacheHost || !cacheHost->update()) | |
77 es.throwDOMException(InvalidStateError, ExceptionMessages::failedToExecu
te("update", "ApplicationCache", "there is no application cache to update.")); | |
78 } | |
79 | |
80 void DOMApplicationCache::swapCache(ExceptionState& es) | |
81 { | |
82 ApplicationCacheHost* cacheHost = applicationCacheHost(); | |
83 if (!cacheHost || !cacheHost->swapCache()) | |
84 es.throwDOMException(InvalidStateError, ExceptionMessages::failedToExecu
te("swapCache", "ApplicationCache", "there is no newer application cache to swap
to.")); | |
85 } | |
86 | |
87 void DOMApplicationCache::abort() | |
88 { | |
89 ApplicationCacheHost* cacheHost = applicationCacheHost(); | |
90 if (cacheHost) | |
91 cacheHost->abort(); | |
92 } | |
93 | |
94 const AtomicString& DOMApplicationCache::interfaceName() const | |
95 { | |
96 return eventNames().interfaceForDOMApplicationCache; | |
97 } | |
98 | |
99 ScriptExecutionContext* DOMApplicationCache::scriptExecutionContext() const | |
100 { | |
101 if (m_frame) | |
102 return m_frame->document(); | |
103 return 0; | |
104 } | |
105 | |
106 const AtomicString& DOMApplicationCache::toEventType(ApplicationCacheHost::Event
ID id) | |
107 { | |
108 switch (id) { | |
109 case ApplicationCacheHost::CHECKING_EVENT: | |
110 return eventNames().checkingEvent; | |
111 case ApplicationCacheHost::ERROR_EVENT: | |
112 return eventNames().errorEvent; | |
113 case ApplicationCacheHost::NOUPDATE_EVENT: | |
114 return eventNames().noupdateEvent; | |
115 case ApplicationCacheHost::DOWNLOADING_EVENT: | |
116 return eventNames().downloadingEvent; | |
117 case ApplicationCacheHost::PROGRESS_EVENT: | |
118 return eventNames().progressEvent; | |
119 case ApplicationCacheHost::UPDATEREADY_EVENT: | |
120 return eventNames().updatereadyEvent; | |
121 case ApplicationCacheHost::CACHED_EVENT: | |
122 return eventNames().cachedEvent; | |
123 case ApplicationCacheHost::OBSOLETE_EVENT: | |
124 return eventNames().obsoleteEvent; | |
125 } | |
126 ASSERT_NOT_REACHED(); | |
127 return eventNames().errorEvent; | |
128 } | |
129 | |
130 EventTargetData* DOMApplicationCache::eventTargetData() | |
131 { | |
132 return &m_eventTargetData; | |
133 } | |
134 | |
135 EventTargetData* DOMApplicationCache::ensureEventTargetData() | |
136 { | |
137 return &m_eventTargetData; | |
138 } | |
139 | |
140 } // namespace WebCore | |
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