1 /*
2  * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23  */
24 
25 #ifndef InspectorApplicationCacheAgent_h
26 #define InspectorApplicationCacheAgent_h
27 
28 #if ENABLE(INSPECTOR) && ENABLE(OFFLINE_WEB_APPLICATIONS)
29 
30 #include "ApplicationCacheHost.h"
31 #include "InspectorFrontend.h"
32 #include <wtf/Noncopyable.h>
33 #include <wtf/PassRefPtr.h>
34 
35 namespace WebCore {
36 
37 class Frame;
38 class InspectorArray;
39 class InspectorAgent;
40 class InspectorFrontend;
41 class InspectorObject;
42 class InspectorValue;
43 class InstrumentingAgents;
44 class Page;
45 class ResourceResponse;
46 
47 typedef String ErrorString;
48 
49 class InspectorApplicationCacheAgent {
50     WTF_MAKE_NONCOPYABLE(InspectorApplicationCacheAgent); WTF_MAKE_FAST_ALLOCATED;
51 public:
52     InspectorApplicationCacheAgent(InstrumentingAgents*, Page*);
~InspectorApplicationCacheAgent()53     ~InspectorApplicationCacheAgent() { }
54 
55     void setFrontend(InspectorFrontend*);
56     void clearFrontend();
57 
58     // Backend to Frontend
59     void updateApplicationCacheStatus(Frame*);
60     void networkStateChanged();
61 
62     // From Frontend
63     void getApplicationCaches(ErrorString*, RefPtr<InspectorObject>* applicationCaches);
64 
65 private:
66     PassRefPtr<InspectorObject> buildObjectForApplicationCache(const ApplicationCacheHost::ResourceInfoList&, const ApplicationCacheHost::CacheInfo&);
67     PassRefPtr<InspectorArray> buildArrayForApplicationCacheResources(const ApplicationCacheHost::ResourceInfoList&);
68     PassRefPtr<InspectorObject> buildObjectForApplicationCacheResource(const ApplicationCacheHost::ResourceInfo&);
69 
70     InstrumentingAgents* m_instrumentingAgents;
71     Page* m_inspectedPage;
72     InspectorFrontend::ApplicationCache* m_frontend;
73 };
74 
75 } // namespace WebCore
76 
77 #endif // ENABLE(INSPECTOR) && ENABLE(OFFLINE_WEB_APPLICATIONS)
78 #endif // InspectorApplicationCacheAgent_h
79