Warning:  Of all lectures which you may attend this semester, this lecture may well be the most important, since there is no text or web page that so concisely presents the information you need to effectively develop GUI-based applications.

Demo Outline:

	Review the structure of a GUI-based application.
	Introduce HW#8
	Demonstrate DialogBlocks Build a menubar, menu and menu item Build a status bar Build a grid of buttons Add an event handler to a button (demonstrate the callback mechanism) Demonstrate wxMessageBox for program feedback and debugging Show how to modify GUI objects