Getting Started

In this chapter, you discover what Linux is and how it relates to its inspiration, UNIX. You take a guided tour of the facilities provided by a Linux development system, and write and run your first program. Along the way, you'll be looking at Programs and programming languages for Linux How to locate development resources Static and shared libraries An Introduction to UNIX, Linux, and GNU In recent years Linux has become a phenomenon. Hardly a day goes by without Linux cropping up in the media...

Qt Widgets

There are widgets for every occasion in Qt, and looking at them all would take up the rest of the book. In this section you take a look at the common Qt widgets, including data entry widgets, buttons, combo box, and list widgets. QLineEdit is Qt's single-line text entry widget. Use it for inputting brief amounts of text, such as a user's first name. With a QLineEdit widget, you can limit text input using an input mask to fit a template or, for the ultimate control, you can apply a validator...