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Added in Version 1.0.0

DisplayDelegate

The protocol that defines the status event for the customer display

Method
displayDidConnect(printer: StarPrinter)	Notify that the customer display is connected
displayDidDisconnect(printer: StarPrinter)	Notify that the customer display is disconnected
display(printer: StarPrinter, communicationErrorDidOccur error: Error)	Notify that a communication error occurred

Note

This Delegate is Class-Only Protocol. It cannot apply to Swift struct (e.g. SwiftUI) and Enum. If necessary, create another class and apply it to the class.