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Qt 6 C++ GUI Programming Cookbook

Qt 6 C++ GUI Programming Cookbook

By : Eng
5 (7)
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Qt 6 C++ GUI Programming Cookbook

Qt 6 C++ GUI Programming Cookbook

5 (7)
By: 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 has become pivotal in helping it stand 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 UIs for your applications. The third edition of Qt 6 C++ GUI Programming Cookbook teaches you how to develop functional and appealing UIs using the latest version of Qt 6 and C++. This book will help you learn a variety of topics such as GUI customization and animation, graphics rendering, and implementing Google Maps. You’ll also be taken through advanced concepts such as asynchronous programming, event handling using signals and slots, network programming, and other aspects to optimize your application. By the end of this Qt book, you’ll have the confidence you need to design and customize GUI applications that meet your clients' expectations and have an understanding of best-practice solutions to common problems during the app development process.
Table of Contents (17 chapters)
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Applying image effects to graphics

Qt provides an easy way to add image effects to any graphics drawn using the QPainter class. In this example, we will learn how to apply different image effects, such as drop shadow, blur, colorize, and opacity effects, to a graphic before displaying it on screen.

How to do it…

Let’s learn how to apply image effects to text and graphics by following these steps:

  1. Create a new Qt Widgets Application project and remove the menuBar, mainToolBar, and StatusBar.
  2. Create a new resource file by going to File | New File or Project and add all the images required by the project:
Figure 4.13 – Creating a new Qt resource file

Figure 4.13 – Creating a new Qt resource file

  1. Next, open up mainwindow.ui and add four labels to the window. Two of the labels will be text, and the two others we will load with the images we have just added to the resource file:
Figure 4.14 – Application filled with text and images

Figure 4.14 – Application filled with text...

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