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Hello World! Second Edition: Computer Programming for Kids and Other Beginners by Warren Sande and Carter Sande

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Chapter 6. GUIs—Graphical User Interfaces

Up until now, all our input and output has been simple text in the IDLE window. But modern computers and programs use lots of graphics. It would be nice if we could have some graphics in our programs. In this chapter, we’ll start making some simple GUIs. That means our programs will start to look more like the ones you’re used to—with windows, buttons, and so on.

What’s a GUI?

GUI is an abbreviation for graphical user interface. In a GUI, instead of just typing text and getting text back, the user sees graphical things like windows, buttons, text boxes, and so on, and she can use the mouse to click things as well as type on the keyboard. The types of programs we have done so far are command-line or ...

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