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Creates an iterable of the definitions of all the UI elements.
An iterable of the definitions of all the UI elements.
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Gets a UI element by its ID.
The ID of the UI element to get.
The UI element with the specified ID, or undefined if it doesn't exist. The returned object is frozen; copy it if you need to modify it.
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Test if a UI element with the given ID exists.
A boolean indicating whether the UI element with the specified ID exists.
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Gets the IDs of all the UI elements.
An array containing the IDs of all the UI elements.
Represents the UI elements of a machine.