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      1 /*
      2  * Copyright (C) 2009 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 WorkerReportingProxy_h
     32 #define WorkerReportingProxy_h
     33 
     34 #include "core/frame/ConsoleTypes.h"
     35 #include "platform/heap/Handle.h"
     36 #include "wtf/Forward.h"
     37 
     38 namespace blink {
     39 
     40 class ConsoleMessage;
     41 class WorkerGlobalScope;
     42 
     43 // APIs used by workers to report console activity.
     44 class WorkerReportingProxy {
     45 public:
     46     virtual ~WorkerReportingProxy() { }
     47 
     48     virtual void reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL) = 0;
     49     virtual void reportConsoleMessage(PassRefPtrWillBeRawPtr<ConsoleMessage>) = 0;
     50     virtual void postMessageToPageInspector(const String&) = 0;
     51     virtual void updateInspectorStateCookie(const String&) = 0;
     52 
     53     // Invoked when the new WorkerGlobalScope is started.
     54     virtual void workerGlobalScopeStarted(WorkerGlobalScope*) = 0;
     55 
     56     // Invoked when close() is invoked on the worker context.
     57     virtual void workerGlobalScopeClosed() = 0;
     58 
     59     // Invoked when the thread is stopped and WorkerGlobalScope is being
     60     // destructed. (This is be the last method that is called on this
     61     // interface)
     62     virtual void workerThreadTerminated() = 0;
     63 
     64     // Invoked when the thread is about to be stopped and WorkerGlobalScope
     65     // is to be destructed. (When this is called it is guaranteed that
     66     // WorkerGlobalScope is still alive)
     67     virtual void willDestroyWorkerGlobalScope() = 0;
     68 };
     69 
     70 } // namespace blink
     71 
     72 #endif // WorkerReportingProxy_h
     73