content/browser/bluetooth/bluetooth_dispatcher_host.h

   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 CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_DISPATCHER_HOST_H_
   6 #define CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_DISPATCHER_HOST_H_
   7
   8 #include "base/basictypes.h"
   9 #include "content/common/bluetooth/bluetooth_error.h"
  10 #include "content/public/browser/browser_message_filter.h"
  11 #include "device/bluetooth/bluetooth_adapter.h"
  12
  13 namespace content {
  14
  15 // Dispatches and sends bluetooth related messages sent to/from a child
  16 // process BluetoothDispatcher from/to the main browser process.
  17 // Constructed on the main (UI) thread and receives IPC on the IO thread.
  18 // Intended to be instantiated by the RenderProcessHost and installed as
  19 // a filter on the channel. BrowserMessageFilter is refcounted and typically
  20 // lives as long as it is installed on a channel.
  21 class BluetoothDispatcherHost : public BrowserMessageFilter,
  22                                 public device::BluetoothAdapter::Observer {
  23  public:
  24   // Creates a BluetoothDispatcherHost.
  25   static scoped_refptr<BluetoothDispatcherHost> Create();
  26
  27   // BrowserMessageFilter:
  28   bool OnMessageReceived(const IPC::Message& message) override;
  29
  30  protected:
  31   BluetoothDispatcherHost();
  32   ~BluetoothDispatcherHost() override;
  33
  34  private:
  35   // Set |adapter_| to a BluetoothAdapter instance and register observers,
  36   // releasing references to previous |adapter_|.
  37   void set_adapter(scoped_refptr<device::BluetoothAdapter> adapter);
  38
  39   // IPC Handlers, see definitions in bluetooth_messages.h.
  40   void OnRequestDevice(int thread_id, int request_id);
  41   void OnSetBluetoothMockDataSetForTesting(const std::string& name);
  42
  43   // A BluetoothAdapter instance representing an adapter of the system.
  44   scoped_refptr<device::BluetoothAdapter> adapter_;
  45
  46   enum class MockData { NOT_MOCKING, REJECT, RESOLVE };
  47   MockData bluetooth_mock_data_set_;
  48   BluetoothError bluetooth_request_device_reject_type_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(BluetoothDispatcherHost);
  51 };
  52
  53 }  // namespace content
  54
  55 #endif  // CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_DISPATCHER_HOST_H_