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)

Rendering a 2D canvas in QML

In all the previous examples of this chapter, we have discussed the methods and techniques used to render 2D graphics with Qt's C++ API. However, we have yet to learn how to achieve similar results using the powerful QML script.

How to do it...

In this project, we'll be doing something quite different:

  1. As usual, the first step we should do is to create a new project by going to File | New File or Project and selecting Qt Quick Application - Empty as the project template:
  1. Once you are done creating the new project, open up main.qml, which is listed under qml.qrc in the project pane. After that, set an ID for the window and adjust its width and height to larger values, like so:
import...