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      1 /*
      2  * Copyright (C) 2013 Google 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 are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef WorkerPermissionClient_h
     32 #define WorkerPermissionClient_h
     33 
     34 #include "core/workers/WorkerClients.h"
     35 #include "wtf/Forward.h"
     36 
     37 namespace blink {
     38 
     39 class ExecutionContext;
     40 class WebFrame;
     41 class WebPermissionCallbacks;
     42 class WebString;
     43 class WebWorkerPermissionClientProxy;
     44 
     45 class WorkerPermissionClient FINAL : public NoBaseWillBeGarbageCollectedFinalized<WorkerPermissionClient>, public WillBeHeapSupplement<WorkerClients> {
     46     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(WorkerPermissionClient);
     47 public:
     48     static PassOwnPtrWillBeRawPtr<WorkerPermissionClient> create(PassOwnPtr<WebWorkerPermissionClientProxy>);
     49     virtual ~WorkerPermissionClient();
     50 
     51     bool requestFileSystemAccessSync();
     52     bool allowIndexedDB(const WebString& name);
     53 
     54     static const char* supplementName();
     55     static WorkerPermissionClient* from(ExecutionContext&);
     56 
     57     virtual void trace(Visitor* visitor) OVERRIDE { WillBeHeapSupplement<WorkerClients>::trace(visitor); }
     58 
     59 private:
     60     explicit WorkerPermissionClient(PassOwnPtr<WebWorkerPermissionClientProxy>);
     61 
     62     OwnPtr<WebWorkerPermissionClientProxy> m_proxy;
     63 };
     64 
     65 void providePermissionClientToWorker(WorkerClients*, PassOwnPtr<WebWorkerPermissionClientProxy>);
     66 
     67 } // namespace blink
     68 
     69 #endif // WorkerPermissionClient_h
     70