Sign In Start Free Trial
Account

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • Book Overview & Buying Qt 6 C++ GUI Programming Cookbook
  • Table Of Contents Toc
  • Feedback & Rating feedback
Qt 6 C++ GUI Programming Cookbook

Qt 6 C++ GUI Programming Cookbook - Third Edition

By : Eng
5 (14)
close
close
Qt 6 C++ GUI Programming Cookbook

Qt 6 C++ GUI Programming Cookbook

5 (14)
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)
close
close

Creating a basic paint program

Since we have learned so much about the QPainter class and how to use it to display graphics on screen, I guess it’s time for us to do something fun where we can put our knowledge into practice.

In this recipe, we will learn how to make a basic paint program that allows us to draw lines on a canvas with different brush sizes and colors. We will also learn how to use the QImage class and mouse events in order to construct the paint program.

How to do it…

Let’s start our fun project with the following steps:

  1. Again, we start by creating a new Qt Widgets Application project and removing the toolbar and status bar. We will keep the menu bar this time.
  2. After that, set up the menu bar like so:
Figure 4.16 – Setting up the menu bar

Figure 4.16 – Setting up the menu bar

  1. We will leave the menu bar as it is for the moment, so let’s proceed to the mainwindow.h file. First, include the following header files...
Visually different images
CONTINUE READING
83
Tech Concepts
36
Programming languages
73
Tech Tools
Icon Unlimited access to the largest independent learning library in tech of over 8,000 expert-authored tech books and videos.
Icon Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.
Icon 50+ new titles added per month and exclusive early access to books as they are being written.
Qt 6 C++ GUI Programming Cookbook
notes
bookmark Notes and Bookmarks search Search in title playlist Add to playlist download Download options font-size Font size

Change the font size

margin-width Margin width

Change margin width

day-mode Day/Sepia/Night Modes

Change background colour

Close icon Search
Country selected

Close icon Your notes and bookmarks

Confirmation

Modal Close icon
claim successful

Buy this book with your credits?

Modal Close icon
Are you sure you want to buy this book with one of your credits?
Close
YES, BUY

Submit Your Feedback

Modal Close icon
Modal Close icon
Modal Close icon