/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef WebDevToolsAgentClient_h
#define WebDevToolsAgentClient_h

#include "../platform/WebCommon.h"
#include "../platform/WebString.h"

namespace blink {

class WebLocalFrame;
class WebString;
struct WebDeviceEmulationParams;

class WebDevToolsAgentClient {
 public:
  // Sends response message over the protocol, update agent state on the browser
  // side for potential re-attach. |callId| for notifications is 0, |state| for
  // notifications is empty.
  virtual void sendProtocolMessage(int sessionId,
                                   int callId,
                                   const WebString& response,
                                   const WebString& state) {}

  // Returns process id.
  virtual long processId() { return -1; }

  // Returns unique identifier of the entity within process.
  virtual int debuggerId() { return -1; }

  // Resume the inspected renderer that is waiting for DevTools front-end to
  // initialize its state.
  virtual void resumeStartup() {}

  class WebKitClientMessageLoop {
   public:
    virtual ~WebKitClientMessageLoop() {}
    virtual void run() = 0;
    virtual void quitNow() = 0;
  };
  virtual WebKitClientMessageLoop* createClientMessageLoop() { return 0; }
  virtual void willEnterDebugLoop() {}
  virtual void didExitDebugLoop() {}

  virtual bool requestDevToolsForFrame(WebLocalFrame*) { return false; }

  virtual void enableTracing(const WebString& categoryFilter) {}
  virtual void disableTracing() {}

  virtual void setCPUThrottlingRate(double rate) {}

 protected:
  ~WebDevToolsAgentClient() {}
};

}  // namespace blink

#endif