Many companies are facing problems with Windows development using traditional Windows tools such as Visual Studio. When they write applications, even just "single platform" applications for Windows, they often have to account for differences between different Windows versions, which adds hassle to development and maintenance. Qt works no matter the Windows versions. This book provides all the information needed to become a professional Qt developer. The book also covers cross platform GUI programming--programmers can be working on Windows, Linux, or Mac and the book will work for them. This is useful for commercial companies that use Qt, and for companies that are evaluating Qt. It will also be valuable to the vast number of open source dev...