Book Image

Qt5 C++ GUI Programming Cookbook. - Second Edition

By : Lee Zhi Eng
Book Image

Qt5 C++ GUI Programming Cookbook. - Second Edition

By: Lee Zhi Eng

Overview of this book

With the growing need to develop GUIs for multiple targets and multiple screens, improving the visual quality of your application becomes important so that it stands out from your competitors. With its cross-platform ability and the latest UI paradigms, Qt makes it possible to build intuitive, interactive, and user-friendly user interfaces for your applications. Qt5 C++ GUI Programming Cookbook, Second Edition teaches you how to develop functional and appealing user interfaces using the latest version of QT5 and C++. This book will help you learn a variety of topics such as GUI customization and animation, graphics rendering, implementing Google Maps, and more. You will also be taken through advanced concepts like asynchronous programming, event handling using signals and slots, network programming, various aspects of optimizing your application. By the end of the book, you will be confident to design and customize GUI applications that meet your clients' expectations and have an understanding of best practice solutions for common problems.
Table of Contents (15 chapters)

Creating a TCP client

Since we have created a TCP server in the previous recipe, we now need a client program to complete the project. Therefore, in this recipe, we will learn how to create a TCP client program using Qt 5 and its networking module.

How to do it...

To create a TCP client in Qt 5, let's do the following:

  1. First off, let's create a new Qt Widgets Application project from Files | New File or Project.
  2. Once the project has been created, let's open up mainwindow.ui and set up the GUI as shown in the following diagram. Please note that the layout direction of the central widget has to be vertical:
  1. Then, right-click on the push button that says Connect and create a clicked() slot function from the...