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Hands-On Mobile and Embedded Development with Qt 5

You're reading from   Hands-On Mobile and Embedded Development with Qt 5 Build apps for Android, iOS, and Raspberry Pi with C++ and Qt

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Product type Paperback
Published in Apr 2019
Publisher Packt
ISBN-13 9781789614817
Length 368 pages
Edition 1st Edition
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Author (1):
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Lorn Potter Lorn Potter
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Lorn Potter
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Table of Contents (21) Chapters Close

Preface 1. Section 1: Making Great UIs FREE CHAPTER
2. Standard Qt Widgets 3. Fluid UI with Qt Quick 4. Graphical and Special Effects 5. Input and Touch 6. Section 2: Networking, Connectivity, Sensors, and Automation
7. Qt Network for Communication 8. Connectivity with Qt Bluetooth LE 9. Machines Talking 10. Where Am I? Location and Positioning 11. Section 3: Other APIs Qt SQL, Qt Multimedia, and Qt Purchasing
12. Sounds and Visions - Qt Multimedia 13. Remote Databases with Qt SQL 14. Enabling In-App Purchases with Qt Purchasing 15. Section 4: Mobile Deployment and Device Creation
16. Cross Compiling and Remote Debugging 17. Deploying to Mobile and Embedded 18. Universal Platform for Mobiles and Embedded Devices 19. Building a Linux System 20. Other Books You May Enjoy

Creating an in-app product

Now, the real fun begins! Suppose you have designed a treasure-hunting game where users move around a map and look for treasure. In this scenario, you may want to offer accelerated gameplay, where users can purchase hints to help them to find the game's hidden treasure.

In our example, we will be selling colors. Colors are really great, as they are collectable and can be sold and traded by users with each other.

When you have developed and registered your app as was mentioned in the last sections on Registering on iOS App Store and Registering on Android Google Play, you can now develop and test Qt Purchasing. We will start by using QML.

The import line in your QML app to use Qt Purchasing is as follows:

import QtPurchasing 1.0

Add the following line to the profile:

QT += purchasing

Now, decide what your in-app purchase is going to be. Note...

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