src/chrome/browser/extensions/api/audio/audio_api.h

   1 // Copyright (c) 2013 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_AUDIO_AUDIO_API_H_
   6 #define CHROME_BROWSER_EXTENSIONS_API_AUDIO_AUDIO_API_H_
   7
   8 #include "chrome/browser/extensions/api/audio/audio_service.h"
   9 #include "chrome/browser/extensions/chrome_extension_function.h"
  10 #include "extensions/browser/browser_context_keyed_api_factory.h"
  11
  12 namespace extensions {
  13
  14 class AudioService;
  15
  16 class AudioAPI : public BrowserContextKeyedAPI, public AudioService::Observer {
  17  public:
  18   explicit AudioAPI(content::BrowserContext* context);
  19   virtual ~AudioAPI();
  20
  21   AudioService* GetService() const;
  22
  23   // BrowserContextKeyedAPI implementation.
  24   static BrowserContextKeyedAPIFactory<AudioAPI>* GetFactoryInstance();
  25
  26   // AudioService::Observer implementation.
  27   virtual void OnDeviceChanged() OVERRIDE;
  28
  29  private:
  30   friend class BrowserContextKeyedAPIFactory<AudioAPI>;
  31
  32   // BrowserContextKeyedAPI implementation.
  33   static const char* service_name() {
  34     return "AudioAPI";
  35   }
  36
  37   content::BrowserContext* const browser_context_;
  38   AudioService* service_;
  39 };
  40
  41 class AudioGetInfoFunction : public ChromeAsyncExtensionFunction {
  42  public:
  43   DECLARE_EXTENSION_FUNCTION("audio.getInfo",
  44                              AUDIO_GETINFO);
  45
  46  protected:
  47   virtual ~AudioGetInfoFunction() {}
  48   virtual bool RunAsync() OVERRIDE;
  49
  50  private:
  51   void OnGetInfoCompleted(const OutputInfo& output_info,
  52                           const InputInfo& input_info,
  53                           bool success);
  54 };
  55
  56 class AudioSetActiveDevicesFunction : public ChromeSyncExtensionFunction {
  57  public:
  58   DECLARE_EXTENSION_FUNCTION("audio.setActiveDevices",
  59                              AUDIO_SETACTIVEDEVICES);
  60
  61  protected:
  62   virtual ~AudioSetActiveDevicesFunction() {}
  63   virtual bool RunSync() OVERRIDE;
  64 };
  65
  66 class AudioSetPropertiesFunction : public ChromeSyncExtensionFunction {
  67  public:
  68   DECLARE_EXTENSION_FUNCTION("audio.setProperties",
  69                              AUDIO_SETPROPERTIES);
  70
  71  protected:
  72   virtual ~AudioSetPropertiesFunction() {}
  73   virtual bool RunSync() OVERRIDE;
  74 };
  75
  76
  77 }  // namespace extensions
  78
  79 #endif  // CHROME_BROWSER_EXTENSIONS_API_AUDIO_AUDIO_API_H_