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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
#include <map>
#include "base/memory/ref_counted.h"
#include "chrome/browser/chromeos/bluetooth/bluetooth_adapter.h"
#include "chrome/browser/chromeos/bluetooth/bluetooth_socket.h"
#include "chrome/browser/profiles/profile.h"
namespace chromeos {
class ExtensionBluetoothEventRouter
: public chromeos::BluetoothAdapter::Observer {
public:
explicit ExtensionBluetoothEventRouter(Profile* profile);
virtual ~ExtensionBluetoothEventRouter();
const chromeos::BluetoothAdapter* adapter() const { return adapter_.get(); }
chromeos::BluetoothAdapter* GetMutableAdapter() { return adapter_.get(); }
// Register the BluetoothSocket |socket| for use by the extensions system.
// This class will hold onto the socket for its lifetime, or until
// ReleaseSocket is called for the socket. Returns an id for the socket.
int RegisterSocket(scoped_refptr<BluetoothSocket> socket);
// Release the BluetoothSocket corresponding to |id|. Returns true if
// the socket was found and released, false otherwise.
bool ReleaseSocket(int id);
// Get the BluetoothSocket corresponding to |id|.
scoped_refptr<BluetoothSocket> GetSocket(int id);
// Sets whether or not DeviceAdded events will be dispatched to extensions.
void SetSendDiscoveryEvents(bool should_send);
// Override from chromeos::BluetoothAdapter::Observer
virtual void AdapterPresentChanged(chromeos::BluetoothAdapter* adapter,
bool present) OVERRIDE;
virtual void AdapterPoweredChanged(chromeos::BluetoothAdapter* adapter,
bool has_power) OVERRIDE;
virtual void DeviceAdded(chromeos::BluetoothAdapter* adapter,
chromeos::BluetoothDevice* device) OVERRIDE;
// Exposed for testing.
void SetAdapterForTest(chromeos::BluetoothAdapter* adapter) {
adapter_ = adapter;
}
private:
void DispatchBooleanValueEvent(const char* event_name, bool value);
bool send_discovery_events_;
Profile* profile_;
scoped_refptr<chromeos::BluetoothAdapter> adapter_;
// The next id to use for referring to a BluetoothSocket. We avoid using
// the fd of the socket because we don't want to leak that information to
// the extension javascript.
int next_socket_id_;
typedef std::map<int, scoped_refptr<BluetoothSocket> > SocketMap;
SocketMap socket_map_;
DISALLOW_COPY_AND_ASSIGN(ExtensionBluetoothEventRouter);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
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