dom/media/MediaDeviceInfo.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef mozilla_dom_MediaDeviceInfo_h
   6 #define mozilla_dom_MediaDeviceInfo_h
   7
   8 #include "js/RootingAPI.h"
   9 #include "mozilla/Assertions.h"
  10 #include "mozilla/dom/MediaDeviceInfoBinding.h"
  11 #include "nsCycleCollectionParticipant.h"
  12 #include "nsID.h"
  13 #include "nsISupports.h"
  14 #include "nsStringFwd.h"
  15 #include "nsWrapperCache.h"
  16
  17 namespace mozilla::dom {
  18
  19 #define MOZILLA_DOM_MEDIADEVICEINFO_IMPLEMENTATION_IID \
  20   {                                                    \
  21     0x25091870, 0x84d6, 0x4acf, {                      \
  22       0xaf, 0x97, 0x6e, 0xd5, 0x5b, 0xe0, 0x47, 0xb2   \
  23     }                                                  \
  24   }
  25
  26 class MediaDeviceInfo final : public nsISupports, public nsWrapperCache {
  27  public:
  28   explicit MediaDeviceInfo(const nsAString& aDeviceId, MediaDeviceKind aKind,
  29                            const nsAString& aLabel, const nsAString& aGroupId);
  30
  31   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  32   NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(MediaDeviceInfo)
  33   NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_DOM_MEDIADEVICEINFO_IMPLEMENTATION_IID)
  34
  35   JSObject* WrapObject(JSContext* cx,
  36                        JS::Handle<JSObject*> aGivenProto) override;
  37
  38   nsISupports* GetParentObject();
  39
  40   void GetDeviceId(nsString& retval);
  41   MediaDeviceKind Kind();
  42   void GetLabel(nsString& retval);
  43   void GetGroupId(nsString& retval);
  44
  45  private:
  46   MediaDeviceKind mKind;
  47   nsString mDeviceId;
  48   nsString mLabel;
  49   nsString mGroupId;
  50
  51   virtual ~MediaDeviceInfo() = default;
  52 };
  53
  54 NS_DEFINE_STATIC_IID_ACCESSOR(MediaDeviceInfo,
  55                               MOZILLA_DOM_MEDIADEVICEINFO_IMPLEMENTATION_IID)
  56
  57 }  // namespace mozilla::dom
  58
  59 #endif  // mozilla_dom_MediaDeviceInfo_h