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      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*);
     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