Book Image

Windows Application Development Cookbook

By : Marcin Jamro
Book Image

Windows Application Development Cookbook

By: Marcin Jamro

Overview of this book

Need to ensure you can always create the best Windows apps regardless of platform? What you need are solutions to the biggest issues you can face, so you can always ensure you’re making the right choices and creating the best apps you can. The book starts with recipes that will help you set up the integrated development environment before you go ahead and design the user interface. You will learn how to use the MVVM design pattern together with data binding, as well as how to work with data in different file formats. Moving on, you will explore techniques to add animations and graphics to your application, and enable your solution to work with multimedia content. You will also see how to use sensors, such as an accelerometer and a compass, as well as obtain the current GPS location. You will make your application ready to work with Internet-based scenarios, such as composing e-mails or downloading files, before finally testing the project and submitting it to the Windows Store. By the end of the book, you will have a market-ready application compatible across different Windows devices, including smartphones, tablets, and desktops.
Table of Contents (17 chapters)
Windows Application Development Cookbook
Credits
About the Author
Acknowledgements
About the Reviewer
www.PacktPub.com
Preface

Disabling switching off the screen


When the screen is not touched by a user for a long period of time, it could be switched off, depending on the current system settings. Of course, such a situation may be unacceptable in some scenarios, thus it is beneficial to learn how to disable it. You will learn how to do it in this recipe.

As an example, you will prepare a page with the Toggle switching off button. After pressing it, the mechanism of switching off the screen will be disabled or enabled. To simplify your understanding of the current state, the background of the page will be changed to yellow when the mechanism of switching off the screen is disabled.

Getting ready

To step through this recipe, you only need the automatically generated project.

How to do it...

To prepare an example that toggles the mechanism of switching off the screen in an automatic way, perform the following steps:

  1. Add the button to toggle switching off the screen by modifying the content of the MainPage.xaml file, as follows...