GUI Development

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Your applications will undoubtedly include additional technologies that build on the foundation laid in this book. You might need to use windowing software to develop easy-to-use customer solutions for set-top boxes, point-of-sale systems, human machine interfaces, and graphical user interfaces.

The X Window system powers the Linux desktop but not embedded devices. Its storage and CPU requirements exceed the capabilities of most embedded hardware designs. Fortunately, numerous solutions exist, each providing a windowing system for embedded Linux GUI development.¹ If your product requires graphics, a variety of options are available for your design (for example, Microwindows, Qt/Embedded, GtkFB, PicoGUI, Micro-X).

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