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Visual C#® 2012: How to Program, Fifth Edition by Harvey Deitel, Paul Deitel

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14.1. Introduction

A graphical user interface (GUI) allows a user to interact visually with a program. A GUI (pronounced “GOO-ee”) gives a program a distinctive “look” and “feel.”

Image Look-and-Feel Observation 14.1

Consistent user interfaces enable a user to learn new apps more quickly because the apps have the same “look” and “feel.”

As an example of a GUI, consider Fig. 14.1, which shows a Visual Studio Express window containing various GUI controls. Near the top, there’s a menu bar containing the menusFILE, EDIT, VIEW, PROJECT, BUILD, DEBUG, TEAM, TOOLS, TEST, WINDOW, and HELP.Belowthatisa tool bar of buttons, each with a defined task, such ...

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