remoting/host/config_file_watcher.h

   1 // Copyright (c) 2012 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 REMOTING_HOST_CONFIG_FILE_WATCHER_H_
   6 #define REMOTING_HOST_CONFIG_FILE_WATCHER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/files/file_path.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "remoting/host/config_watcher.h"
  13
  14 namespace base {
  15 class SingleThreadTaskRunner;
  16 }  // namespace base
  17
  18 namespace remoting {
  19
  20 extern const char kHostConfigSwitchName[];
  21 extern const base::FilePath::CharType kDefaultHostConfigFile[];
  22
  23 class ConfigFileWatcherImpl;
  24
  25 class ConfigFileWatcher : public ConfigWatcher {
  26  public:
  27   // Creates a configuration file watcher that lives at the |io_task_runner|
  28   // thread but posts config file updates on on |main_task_runner|.
  29   ConfigFileWatcher(
  30       scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
  31       scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
  32       const base::FilePath& config_path);
  33   virtual ~ConfigFileWatcher();
  34
  35   // Inherited from ConfigWatcher.
  36   virtual void Watch(Delegate* delegate) OVERRIDE;
  37
  38  private:
  39   scoped_refptr<ConfigFileWatcherImpl> impl_;
  40
  41   DISALLOW_COPY_AND_ASSIGN(ConfigFileWatcher);
  42 };
  43
  44 }  // namespace remoting
  45
  46 #endif  // REMOTING_HOST_CONFIG_FILE_WATCHER_H_