mirror of
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97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_MediaDevices_h
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#define mozilla_dom_MediaDevices_h
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#include "MediaEventSource.h"
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#include "js/RootingAPI.h"
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#include "mozilla/AlreadyAddRefed.h"
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/UseCounter.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "nsCOMPtr.h"
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#include "nsID.h"
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#include "nsISupports.h"
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#include "nsITimer.h"
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namespace mozilla {
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namespace dom {
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class Promise;
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struct MediaStreamConstraints;
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struct DisplayMediaStreamConstraints;
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struct MediaTrackSupportedConstraints;
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struct AudioOutputOptions;
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#define MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID \
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{ \
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0x2f784d8a, 0x7485, 0x4280, { \
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0x9a, 0x36, 0x74, 0xa4, 0xd6, 0x71, 0xa6, 0xc8 \
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} \
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}
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class MediaDevices final : public DOMEventTargetHelper {
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public:
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explicit MediaDevices(nsPIDOMWindowInner* aWindow)
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: DOMEventTargetHelper(aWindow) {}
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID)
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JSObject* WrapObject(JSContext* cx,
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JS::Handle<JSObject*> aGivenProto) override;
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// No code needed, as MediaTrackSupportedConstraints members default to true.
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void GetSupportedConstraints(MediaTrackSupportedConstraints& aResult){};
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already_AddRefed<Promise> GetUserMedia(
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const MediaStreamConstraints& aConstraints, CallerType aCallerType,
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ErrorResult& aRv);
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already_AddRefed<Promise> EnumerateDevices(CallerType aCallerType,
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ErrorResult& aRv);
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already_AddRefed<Promise> GetDisplayMedia(
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const DisplayMediaStreamConstraints& aConstraints, CallerType aCallerType,
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ErrorResult& aRv);
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already_AddRefed<Promise> SelectAudioOutput(
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const AudioOutputOptions& aOptions, CallerType aCallerType,
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ErrorResult& aRv);
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// Called when MediaManager encountered a change in its device lists.
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void OnDeviceChange();
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void SetupDeviceChangeListener();
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mozilla::dom::EventHandlerNonNull* GetOndevicechange();
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void SetOndevicechange(mozilla::dom::EventHandlerNonNull* aCallback);
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void EventListenerAdded(nsAtom* aType) override;
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using DOMEventTargetHelper::EventListenerAdded;
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private:
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class GumResolver;
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class EnumDevResolver;
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class GumRejecter;
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virtual ~MediaDevices();
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nsCOMPtr<nsITimer> mFuzzTimer;
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// Connect/Disconnect on main thread only
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MediaEventListener mDeviceChangeListener;
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bool mIsDeviceChangeListenerSetUp = false;
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void RecordAccessTelemetry(const UseCounter counter) const;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(MediaDevices,
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MOZILLA_DOM_MEDIADEVICES_IMPLEMENTATION_IID)
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_MediaDevices_h
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