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24
LCDUI
LCDUI API
The Table 21 lists the specific interfaces supported by Motorola implementation:
Interface
Choice
CommandListener
ItemCommandListener
ItemStateListener
The Table 22 lists the specific classes supported by Motorola implementation:
Classes
Alert
AlertType
Canvas
ChoiceGroup
Command
CustomItem
Description
Choice defines an API for user interface components implementing
selection from a predefined number of choices.
This interface is used by applications which need to receive high-level
events from implementation
A listener type for receiving notification of commands that have been
invoked on Item
objects
286
This interface is used by applications which need to receive events that
indicate changes in the internal state of the interactive items within a
Form
screen.
231
Table 21 Interfaces supported by Motorola implementation
Description
An alert is a screen that shows data to the user and waits for a certain
period of time before proceeding to the next Displayable.
The AlertType provides an indication of the nature of alerts.
The Canvas class is a base class for writing applications that need to
handle low-level events and to issue graphics calls for drawing to the
display.
A ChoiceGroup is a group of selectable elements intended to be
placed within a Form.
The Command class is a construct that encapsulates the semantic
information of an action.
A CustemItem is customizable by sub classing to introduce new
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LCDUI
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