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

Getting complete information from latitude and longitude values


In this recipe, you will learn how to find out the complete details of a location whose longitude and latitude values you know. This process of converting a point location, that is, latitude and longitude values, into a readable address (the place name, city, country name, and so on) is known as reverse geocoding.

The application will prompt you to enter longitude and latitude values, and then it will display the matching location name, city, country, and postal code for that location.

How to do it…

Let's create an application based on the Dialog without Buttons template by performing the following steps:

  1. Add seven QLabel, two QLineEdit, and a QPushButton widget to the form by dragging and dropping seven Label, two Line Edit, and a Push Button widget onto the form.
  2. Set the text property of the first Label widget to Find out the Location, City, Country and Postal Code, that of the second Label widget to Enter Longitude, and that of...