chrome/browser/media_galleries/fileapi/file_path_watcher_util.h

   1 // Copyright 2013 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 CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILE_PATH_WATCHER_UTIL_H_
   6 #define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILE_PATH_WATCHER_UTIL_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/callback_forward.h"
  10 #include "base/files/file_path.h"
  11 #include "base/files/file_path_watcher.h"
  12
  13 typedef base::Callback<void(scoped_ptr<base::FilePathWatcher> watcher)>
  14     FileWatchStartedCallback;
  15
  16 // Called on the MediaTaskRunner to begin a file watch.
  17 // |watch_started_callback| is responsible for taking ownership of the
  18 // file watcher upon start. All callbacks are run on the MediaTaskRunner.
  19 void StartFilePathWatchOnMediaTaskRunner(
  20     const base::FilePath& path,
  21     const FileWatchStartedCallback& watch_started_callback,
  22     const base::FilePathWatcher::Callback& path_changed_callback);
  23
  24 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILE_PATH_WATCHER_UTIL_H_