1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_
6#define EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_
7
8#include <string>
9
10#include "base/memory/scoped_ptr.h"
11
12namespace base {
13class ListValue;
14}
15
16namespace extensions {
17
18// ApiActivityMonitor is used to monitor extension API event dispatch and API
19// function calls. An embedder can use this interface to log low-level extension
20// activity.
21class ApiActivityMonitor {
22 public:
23  // Called when an API event is dispatched to an extension.
24  virtual void OnApiEventDispatched(const std::string& extension_id,
25                                    const std::string& event_name,
26                                    scoped_ptr<base::ListValue> event_args) = 0;
27
28  // Called when an extension calls an API function.
29  virtual void OnApiFunctionCalled(const std::string& extension_id,
30                                   const std::string& api_name,
31                                   scoped_ptr<base::ListValue> args) = 0;
32
33 protected:
34  virtual ~ApiActivityMonitor() {}
35};
36
37}  // namespace extensions
38
39#endif  // EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_
40