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    Interface TVManager

    Manages TV tuners and provides access to TV functionality.

    Preference: "dom.tv.enabled"

    tv

    CertifiedApps

    interface TVManager {
        addEventListener(
            type: string,
            callback: EventListenerOrEventListenerObject | null,
            options?: boolean | AddEventListenerOptions,
        ): void;
        dispatchEvent(event: Event): boolean;
        getTuners(): Promise<TVTuner[]>;
        removeEventListener(
            type: string,
            callback: EventListenerOrEventListenerObject | null,
            options?: boolean | EventListenerOptions,
        ): void;
    }

    Hierarchy

    • EventTarget
      • TVManager
    Index

    Methods

    addEventListener dispatchEvent getTuners removeEventListener

    Methods

    • The addEventListener() method of the EventTarget interface sets up a function that will be called whenever the specified event is delivered to the target.

      MDN Reference

      Parameters

      • type: string
      • callback: EventListenerOrEventListenerObject | null
      • Optionaloptions: boolean | AddEventListenerOptions

      Returns void

    • The dispatchEvent() method of the EventTarget sends an Event to the object, (synchronously) invoking the affected event listeners in the appropriate order.

      MDN Reference

      Parameters

      • event: Event

      Returns boolean

    • Retrieves the list of available TV tuners.

      Returns Promise<TVTuner[]>

      A promise that resolves to an array of TVTuner objects.

      NS_ERROR_NOT_AVAILABLE if TV is not supported or available.

    • The removeEventListener() method of the EventTarget interface removes an event listener previously registered with EventTarget.addEventListener() from the target.

      MDN Reference

      Parameters

      • type: string
      • callback: EventListenerOrEventListenerObject | null
      • Optionaloptions: boolean | EventListenerOptions

      Returns void

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