Qt Creator Slots And Signals Tutorial

Posted By admin  On 19.05.21

A collection of tutorials and walkthrough guides are provided with Qt to help new users get started with Qt development. These documents cover a range of topics, from basic use of widgets to step-by-step tutorials that show how an application is put together.

For demonstrations on how to use different Qt technologies, visit the Qt Examples page.

QtCreator is, at the moment, the best tool to create a Qt application. In this example, we will see how to create a simple Qt application which manage a button and write text. To create a new application click on File-New File or Project: Then choose the Projects-Application-Qt Widgets Application. In Qt Designer's signals and slots editing mode, you can connect objects in a form together using Qt's signals and slots mechanism.Both widgets and layouts can be connected via an intuitive connection interface, using the menu of compatible signals and slots provided by Qt Designer.When a form is saved, all connections are preserved so that they will be ready for use when your project is built.

Qt Creator Tutorial

Qt Creator is the development environment for Qt.

  • Qt Creator Manual - The manual contains information on how to achieve development tasks These are excerpts from the manual:

Qt Creator Tutorial

Qt Essentials

The basic concepts and technologies in Qt are introduced in these essential tutorials.

  • Qt Text Editor - A simple tutorial detailing the creation of a basic Qt application Introduces the use of slots and signals, file operations, and widgets.
  • Address Book - A beginner's guide to widgets, container classes, and layouts. This tutorial is also available with French version.
  • ModelView - This tutorial gives an introduction to ModelView programming using the Qt cross-platform framework
  • Threads - A short tutorial about thread concepts in general and basic Qt classes to handle threads
Qt Creator Slots And Signals Tutorial

Qt Quick Essentials

Qt Quick and QML features are covered in several tutorials, ranging from easy introductions to advanced tutorials that mix QML with C++ and JavaScript.

  • Hello World - A very simple QML example that demonstrates the basic QML features
  • QML Text Editor - An intermediate QML tutorial that covers many QML features such as states, plugins, and C++ development
  • SameGame - A walkthrough of creating a simple game using QML for the interface and JavaScript for the game logic

WebKit Support in Qt

Qt Signals And Slots Tutorial

  • QtWebKit Guide - An introductory guide to the features of QtWebKit and HTML5.
    • CSS Chapter - Covers what is possible with CSS3 and QtWebKit.
    • HTML5 Canvas Chapter - Covers the basics of integrating the <canvas> element into web applications.
    • Client Storage Chapter - Describes the basics of storing information on the client side.

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Qt Utilities

Qt Creator Slots And Signals Tutorial
  • QTestLib - This tutorial gives a short introduction to how to use some of the features of Qt's unit-testing framework, QTestLib. It is divided into four chapters.
  • qmake - This tutorial teaches you how to use qmake. We recommend that you read the qmake user guide after completing this tutorial.
  • Qt Linguist - A guided tour through the translations process, explaining the tools provided for developers, translators and release managers.

Online Learning Materials

These online materials provide further tutorials and developer presentations.

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Note: The videos presented in these sites are not supported by the Qt Creator browser and must be viewed in a web browser.

Tutorial Qt Creator Signals And Slots

  • Qt eLearning - The Qt eLearning team provides training and Qt certification. Many of their learning content are hosted online.
    • Qt eLearning Training Materials - Additional training material are available as videos, downloadable code, and PDF files.
    • Qt Developer Days 2010 - The presentation slides and videos from Qt Developer Days are available for viewing.

Qt Connect Class Slots To Designer Signals

© 2016 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.