Book Image

Qt5 Python GUI Programming Cookbook

By : B. M. Harwani
Book Image

Qt5 Python GUI Programming Cookbook

By: B. M. Harwani

Overview of this book

PyQt is one of the best cross-platform interface toolkits currently available; it's stable, mature, and completely native. If you want control over all aspects of UI elements, PyQt is what you need. This book will guide you through every concept necessary to create fully functional GUI applications using PyQt, with only a few lines of code. As you expand your GUI using more widgets, you will cover networks, databases, and graphical libraries that greatly enhance its functionality. Next, the book guides you in using Qt Designer to design user interfaces and implementing and testing dialogs, events, the clipboard, and drag and drop functionality to customize your GUI. You will learn a variety of topics, such as look and feel customization, GUI animation, graphics rendering, implementing Google Maps, and more. Lastly, the book takes you through how Qt5 can help you to create cross-platform apps that are compatible with Android and iOS. You will be able to develop functional and appealing software using PyQt through interesting and fun recipes that will expand your knowledge of GUIs
Table of Contents (20 chapters)
Title Page
Dedication
Packt Upsell
Contributors
Preface
Index

Prompting for a username and displaying a welcome message


This recipe will prompt the user to enter a name, and when the user clicks the OK button after entering a name, they are greeted with an alert box with the text Hello, followed by the name entered by the user.

How to do it...

In this recipe, we will be making use of the following methods:

  • dialogGetInput(): This method is used to take input from the user
  • app.dialogCreateAlert(): This method is used to greet the user
  • app.dialogSetPositiveButtonText(): This method is used to display positive button text and to keep the dialog box visible until the user presses the OK button

 

 

Let's take a look at the following steps:

  1. Type the following code in the Python script WelcomeMessage.py in the current folder:
import android
app = android.Android()
name = app.dialogGetInput("Enter Your Information", "Name: ").result
app.dialogDismiss()
app.dialogCreateAlert("Welcome", "Hello %s" % name)
app.dialogSetPositiveButtonText('OK')
app.dialogShow()
  1. Copy or push...