C++ GUI Programming With Qt 3 is a comprehensive guide to creating graphical user interfaces using the Qt toolkit. Qt is a cross-platform development framework that allows developers to create applications for various operating systems, including Windows, Linux, and macOS. The book provides a step-by-step approach to learning Qt, starting with the basics and progressing to advanced topics.

The first few chapters of the book cover the fundamentals of C++ programming, including control structures, functions, and classes. The author assumes that the reader has some prior knowledge of programming in C++, but those who are new to the language will still be able to follow along. Once the basics of C++ are covered, the book moves on to introduce the Qt toolkit.

The Qt toolkit is introduced in detail, starting with the basics of creating a simple GUI application. The book then progresses to more advanced topics, such as custom widgets, model/view programming, and advanced layouts. The author provides clear explanations and numerous examples to illustrate the concepts, making it easy for the reader to understand and apply them.

One of the strengths of Qt is its ability to create cross-platform applications. The book covers this in detail, explaining how to write applications that run on Windows, Linux, and macOS. The author also discusses porting Qt applications to other platforms, such as mobile devices.

Throughout the book, the author emphasizes good programming practices and design principles. The code examples are well-organized and easy to read, and the author provides tips and tricks to help the reader write efficient and maintainable code.

In summary, C++ GUI Programming With Qt 3 is an excellent resource for anyone looking to learn Qt and create graphical user interfaces in C++. The book is well-written, easy to understand, and provides a wealth of information for both beginners and advanced programmers. Whether you are a hobbyist or a professional developer, this book is an essential addition to your library.