What is the Alert class?

The Alert class is a subclass of the Screen class. It provides user interface. The main function of the Alert class is to inform a user about any errors or exceptions. It has the following two constructors:

Alert(String Title): It creates an empty Alert instance with a specified label or caption.

Alert(String Title, String Alert text, Image Alert type, AlertType A): It creates an Alert instance with the following parameters:

• Title: It specifies the label or caption for an instance of the Alert class.
• Alert text: It displays the alert message.
• Alert type: It specifies an image to be displayed with the specified message. It is an optional parameter.
• A: It specifies one of the AlertType constants such as WARNING, INFO, etc.

The instance of the Alert class is made available to a user by passing it as an argument to the setCurrent() method.

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