This is an example of J2ME / JavaME CustomItem called WheelItem. It does nothing beside showing a spinning wheel on the phone screen. WheelItem is a perfect candidate to be displayed on a wait form screen replacing Gauge class while your application is performing lengthy operating.
WheelItem Screenshot
Download example application with WheelItem source : WaitFormDemo.zip
Ported (rather poorly) from Wheel canvas written by Jonathan Knudsen from his article - Networking, User Experiences and Threads.
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From Mobile Programming Pit Stop
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