Line data    Source code

       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_MediaDevices_h
       6             : #define mozilla_dom_MediaDevices_h
       7             : 
       8             : #include "mozilla/ErrorResult.h"
       9             : #include "nsISupportsImpl.h"
      10             : #include "mozilla/DOMEventTargetHelper.h"
      11             : #include "mozilla/dom/BindingUtils.h"
      12             : #include "nsPIDOMWindow.h"
      13             : #include "mozilla/media/DeviceChangeCallback.h"
      14             : 
      15             : namespace mozilla {
      16             : namespace dom {
      17             : 
      18             : class Promise;
      19             : struct MediaStreamConstraints;
      20             : struct MediaTrackSupportedConstraints;
      21             : 
      22             : #define MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID \
      23             : { 0x2f784d8a, 0x7485, 0x4280, \
      24             :  { 0x9a, 0x36, 0x74, 0xa4, 0xd6, 0x71, 0xa6, 0xc8 } }
      25             : 
      26             : class MediaDevices final : public DOMEventTargetHelper
      27             :                           ,public DeviceChangeCallback
      28             : {
      29             : public:
      30           0 :   explicit MediaDevices(nsPIDOMWindowInner* aWindow) :
      31           0 :     DOMEventTargetHelper(aWindow) {}
      32             : 
      33             :   NS_DECL_ISUPPORTS_INHERITED
      34             :   NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID)
      35             : 
      36             :   JSObject* WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto) override;
      37             : 
      38             :   // No code needed, as MediaTrackSupportedConstraints members default to true.
      39           0 :   void GetSupportedConstraints(MediaTrackSupportedConstraints& aResult) {};
      40             : 
      41             :   already_AddRefed<Promise>
      42             :   GetUserMedia(const MediaStreamConstraints& aConstraints,
      43             :                CallerType aCallerType, ErrorResult &aRv);
      44             : 
      45             :   already_AddRefed<Promise>
      46             :   EnumerateDevices(ErrorResult &aRv);
      47             : 
      48             :   virtual void OnDeviceChange() override;
      49             : 
      50             :   mozilla::dom::EventHandlerNonNull* GetOndevicechange();
      51             : 
      52             :   void SetOndevicechange(mozilla::dom::EventHandlerNonNull* aCallback);
      53             : 
      54             :   NS_IMETHOD AddEventListener(const nsAString& aType,
      55             :     nsIDOMEventListener* aListener,
      56             :     bool aUseCapture, bool aWantsUntrusted,
      57             :     uint8_t optional_argc) override;
      58             : 
      59             :   virtual void AddEventListener(const nsAString& aType,
      60             :                                 dom::EventListener* aListener,
      61             :                                 const dom::AddEventListenerOptionsOrBoolean& aOptions,
      62             :                                 const dom::Nullable<bool>& aWantsUntrusted,
      63             :                                 ErrorResult& aRv) override;
      64             : 
      65             : private:
      66             :   class GumResolver;
      67             :   class EnumDevResolver;
      68             :   class GumRejecter;
      69             : 
      70             :   virtual ~MediaDevices();
      71             :   nsCOMPtr<nsITimer> mFuzzTimer;
      72             : };
      73             : 
      74             : NS_DEFINE_STATIC_IID_ACCESSOR(MediaDevices,
      75             :                               MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID)
      76             : 
      77             : } // namespace dom
      78             : } // namespace mozilla
      79             : 
      80             : #endif // mozilla_dom_MediaDevices_h