extensions/browser/api/bluetooth/bluetooth_extension_function.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 EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_
   6 #define EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "extensions/browser/extension_function.h"
  11
  12 namespace device {
  13
  14 class BluetoothAdapter;
  15
  16 }  // namespace device
  17
  18 namespace extensions {
  19 namespace core_api {
  20
  21 // Base class for bluetooth extension functions. This class initializes
  22 // bluetooth adapter and calls (on the UI thread) DoWork() implemented by
  23 // individual bluetooth extension functions.
  24 class BluetoothExtensionFunction : public AsyncExtensionFunction {
  25  public:
  26   BluetoothExtensionFunction();
  27
  28  protected:
  29   ~BluetoothExtensionFunction() override;
  30
  31   // ExtensionFunction:
  32   bool RunAsync() override;
  33
  34  private:
  35   void RunOnAdapterReady(scoped_refptr<device::BluetoothAdapter> adapter);
  36
  37   // Implemented by individual bluetooth extension functions, called
  38   // automatically on the UI thread once |adapter| has been initialized.
  39   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) = 0;
  40
  41   DISALLOW_COPY_AND_ASSIGN(BluetoothExtensionFunction);
  42 };
  43
  44 }  // namespace core_api
  45 }  // namespace extensions
  46
  47 #endif  // EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_