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Qt5 Python GUI Programming Cookbook

You're reading from   Qt5 Python GUI Programming Cookbook Building responsive and powerful cross-platform applications with PyQt

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Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781788831000
Length 462 pages
Edition 1st Edition
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Author (1):
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B. M. Harwani B. M. Harwani
Author Profile Icon B. M. Harwani
B. M. Harwani
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Toc

Table of Contents (15) Chapters Close

Preface 1. Creating a User Interface with Qt Components 2. Event Handling - Signals and Slots FREE CHAPTER 3. Working with Date and Time 4. Understanding OOP Concepts 5. Understanding Dialogs 6. Understanding Layouts 7. Networking and Managing Large Documents 8. Doing Asynchronous Programming in Python 9. Database Handling 10. Using Graphics 11. Implementing Animation 12. Using Google Maps 13. Running Python Scripts on Android and iOS 14. Other Books You May Enjoy

The input dialog box

An input dialog box is created with the help of the QInputDialog class. The QInputDialog class provides a dialog to get a single value from the user. The provided input dialog consists of a text field and two buttons, OK and Cancel. The text field enables us to get a single value from the user, where that single value can be a string, a number, or an item from a list. The following are the methods provided by the QInputDialog class to accept different types of input from the user:

  • getInt(): This method shows a spin box for accepting an integer number. To get an integer from the user, you need to use the following syntax:
getInt(self, window title, label before LineEdit widget, default value, minimum, maximum and step size)

Take a look at the following example:

quantity, ok = QInputDialog.getInt(self, "Order Quantity", "Enter quantity...
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