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Delphi GUI Programming with FireMonkey

You're reading from   Delphi GUI Programming with FireMonkey Unleash the full potential of the FMX framework to build exciting cross-platform apps with Embarcadero Delphi

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Product type Paperback
Published in Oct 2020
Publisher Packt
ISBN-13 9781788624176
Length 546 pages
Edition 1st Edition
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Author (1):
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Andrea Magni Andrea Magni
Author Profile Icon Andrea Magni
Andrea Magni
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Table of Contents (18) Chapters Close

Preface 1. Section 1: Delphi GUI Programming Frameworks
2. Introducing the FireMonkey Framework FREE CHAPTER 3. Exploring Similarities and Differences with VCL 4. Section 2: The FMX Framework in Depth
5. Mastering Basic Components 6. Discovering Lists and Advanced Components 7. Using FireDAC in FMX Applications 8. Implementing Data Binding 9. Understanding FMX Style Concept 10. Divide and Conquer with TFrameStand 11. Building Responsive UIs 12. Orchestrating Transitions and Animations 13. Section 3: Pushing to The Top: Advanced Topics
14. Building Responsive Applications 15. Exploring Cross-Platform Services 16. Learning about FMX 3D Capabilities 17. Other Books You May Enjoy

Exploring standard gestures

To enable gesture recognition and the subsequent firing of corresponding events, you just need to drop a TGestureManager component on your forms. The list of available gestures includes a number of Standard gestures (you can see this list of gestures easily in the IDE) you can easily bind to actions (TAction instances) in order to have the action executed when the gesture is recognized, as shown in the following screenshot:

Figure 12.9

It is very immediate to add gesture support to your existing applications, especially if you have already implemented your functionalities using actions (something I would strongly recommend most of the time). The StandardGesturesProject demo showcases how to enable touch support in a simple application.

As you can see in the following screenshot, the main form of the application features a TGlyph component showing an image to the user. The image is taken from a TImageList instance and the user can change the current...

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