This example describes how to create DevelopStopwatch. For the purposes of this example, its parent application is DevelopChooser, which you created when completing the steps beginning in Example: Creating the application DevelopChooser.
When completed, DevelopStopwatch displays the following when you
open an instance of its defined class Stopwatch:
Selecting the Start push button begins the timer and displays 00:00:00 in the Hours:Minutes:Seconds text pane. Selecting Stop/Interval displays the elapsed time in the text pane. (You can select Stop/Interval repeatedly.) To stop the timer, you must close the window.