C++ GUI Programming with Qt 4

Chapter 1. Getting Started

• Hello Qt

• Making Connections

• Laying Out Widgets

• Using the Reference Documentation

This chapter shows how to combine basic C++ with the functionality provided by Qt to create a few small graphical user interface (GUI) applications. This chapter also introduces two key Qt ideas: “signals and slots” and layouts. In Chapter 2, we will go into more depth, and in Chapter 3, we will start building a more realistic application.

If you already know Java or C# but have limited experience with C++, you might want to start by reading the C++ introduction in Appendix B.

Hello Qt

Let’s start with a very simple Qt program. We will first study ...