A user interface control.

interface LabControl {
    disconnect(): void;
    getElement(): HTMLElement;
    getParameter(): null | Parameter;
    setEnabled(enabled): void;
    toStringShort(): string;

Hierarchy (view full)

Implemented by


  • Remove connections to other objects to facilitate garbage collection. For example, stops listening for user interface events.

    Returns void

  • Returns the top level Element of this control. For example, this might be a label Element that encloses an input Element.

    Returns HTMLElement

    the top level Element of this control

  • Enables or disables the control.


    • enabled: boolean

      whether to enable the control

    Returns void

  • Returns a minimal string representation of this object, usually giving just identity information like the class name and name of the object.

    For an object whose main purpose is to represent another Printable object, it is recommended to include the result of calling toStringShort on that other object. For example, calling toStringShort() on a DisplayShape might return something like this:


    Returns string

    a minimal string representation of this object.

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