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      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 CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_API_H_
      6 #define CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_API_H_
      7 
      8 #include <string>
      9 
     10 #include "base/memory/ref_counted.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "chrome/browser/extensions/api/bluetooth/bluetooth_extension_function.h"
     13 #include "chrome/common/extensions/api/bluetooth.h"
     14 #include "device/bluetooth/bluetooth_device.h"
     15 #include "extensions/browser/browser_context_keyed_api_factory.h"
     16 #include "extensions/browser/event_router.h"
     17 #include "extensions/browser/extension_function.h"
     18 
     19 namespace content {
     20 class BrowserContext;
     21 }
     22 
     23 namespace device {
     24 class BluetoothAdapter;
     25 }
     26 
     27 namespace extensions {
     28 
     29 class BluetoothEventRouter;
     30 
     31 // The profile-keyed service that manages the bluetooth extension API.
     32 // All methods of this class must be called on the UI thread.
     33 // TODO(rpaquay): Rename this and move to separate file.
     34 class BluetoothAPI : public BrowserContextKeyedAPI,
     35                      public EventRouter::Observer {
     36  public:
     37   // Convenience method to get the BluetoothAPI for a browser context.
     38   static BluetoothAPI* Get(content::BrowserContext* context);
     39 
     40   static BrowserContextKeyedAPIFactory<BluetoothAPI>* GetFactoryInstance();
     41 
     42   explicit BluetoothAPI(content::BrowserContext* context);
     43   virtual ~BluetoothAPI();
     44 
     45   BluetoothEventRouter* event_router();
     46 
     47   // KeyedService implementation.
     48   virtual void Shutdown() OVERRIDE;
     49 
     50   // EventRouter::Observer implementation.
     51   virtual void OnListenerAdded(const EventListenerInfo& details) OVERRIDE;
     52   virtual void OnListenerRemoved(const EventListenerInfo& details) OVERRIDE;
     53 
     54  private:
     55   // BrowserContextKeyedAPI implementation.
     56   friend class BrowserContextKeyedAPIFactory<BluetoothAPI>;
     57   static const char* service_name() { return "BluetoothAPI"; }
     58   static const bool kServiceRedirectedInIncognito = true;
     59   static const bool kServiceIsNULLWhileTesting = true;
     60 
     61   content::BrowserContext* browser_context_;
     62 
     63   // Created lazily on first access.
     64   scoped_ptr<BluetoothEventRouter> event_router_;
     65 };
     66 
     67 namespace api {
     68 
     69 class BluetoothGetAdapterStateFunction : public BluetoothExtensionFunction {
     70  public:
     71   DECLARE_EXTENSION_FUNCTION("bluetooth.getAdapterState",
     72                              BLUETOOTH_GETADAPTERSTATE)
     73 
     74  protected:
     75   virtual ~BluetoothGetAdapterStateFunction();
     76 
     77   // BluetoothExtensionFunction:
     78   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) OVERRIDE;
     79 };
     80 
     81 class BluetoothGetDevicesFunction : public BluetoothExtensionFunction {
     82  public:
     83   DECLARE_EXTENSION_FUNCTION("bluetooth.getDevices", BLUETOOTH_GETDEVICES)
     84 
     85  protected:
     86   virtual ~BluetoothGetDevicesFunction();
     87 
     88   // BluetoothExtensionFunction:
     89   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) OVERRIDE;
     90 };
     91 
     92 class BluetoothGetDeviceFunction : public BluetoothExtensionFunction {
     93  public:
     94   DECLARE_EXTENSION_FUNCTION("bluetooth.getDevice", BLUETOOTH_GETDEVICE)
     95 
     96   // BluetoothExtensionFunction:
     97   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) OVERRIDE;
     98 
     99  protected:
    100   virtual ~BluetoothGetDeviceFunction();
    101 };
    102 
    103 class BluetoothStartDiscoveryFunction : public BluetoothExtensionFunction {
    104  public:
    105   DECLARE_EXTENSION_FUNCTION("bluetooth.startDiscovery",
    106                              BLUETOOTH_STARTDISCOVERY)
    107 
    108  protected:
    109   virtual ~BluetoothStartDiscoveryFunction() {}
    110 
    111   // BluetoothExtensionFunction:
    112   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) OVERRIDE;
    113 
    114  private:
    115   void OnSuccessCallback();
    116   void OnErrorCallback();
    117 };
    118 
    119 class BluetoothStopDiscoveryFunction : public BluetoothExtensionFunction {
    120  public:
    121   DECLARE_EXTENSION_FUNCTION("bluetooth.stopDiscovery", BLUETOOTH_STOPDISCOVERY)
    122 
    123  protected:
    124   virtual ~BluetoothStopDiscoveryFunction() {}
    125 
    126   // BluetoothExtensionFunction:
    127   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) OVERRIDE;
    128 
    129  private:
    130   void OnSuccessCallback();
    131   void OnErrorCallback();
    132 };
    133 
    134 }  // namespace api
    135 }  // namespace extensions
    136 
    137 #endif  // CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_API_H_
    138