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

Capturing images using a camera


In this recipe, you will learn to capture a picture on your device camera. You will learn to access the Camera app on your Android device and click the pictures.

How to do it...

In this recipe, we will be making use of the following method cameraInteractiveCapturePicture(), which activates the picture capturing app on an Android device and the clicked picture is saved to the SD card with the specified name.

Let's take a look at the following steps:

  1. Type the following code in the Python script demoCamera.py in the current folder of your computer:
import android
app = android.Android()app.cameraInteractiveCapturePicture("/sdcard/cameraPic.jpg")
  1. Copy or push this Python script into the Android device by using the following command line:
C:\Users\Bintu\QPythonScripts>adb push demoCamera.py /sdcard/qpython/bintuscripts

How it works...

This recipe starts the picture capturing app on your Android device. That is, the Camera app on your device will be invoked enabling you...