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Expert Delphi

You're reading from   Expert Delphi Robust and fast cross-platform application development

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Product type Paperback
Published in Feb 2024
Publisher Packt
ISBN-13 9781805121107
Length 424 pages
Edition 2nd Edition
Languages
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Authors (2):
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Marco Cantù Marco Cantù
Author Profile Icon Marco Cantù
Marco Cantù
Paweł Głowacki Paweł Głowacki
Author Profile Icon Paweł Głowacki
Paweł Głowacki
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Toc

Table of Contents (21) Chapters Close

Preface 1. Part 1: Building Blocks FREE CHAPTER
2. Chapter 1: Fasten Your Seat Belts 3. Chapter 2: Mind Your Language 4. Chapter 3: Packing Up Your Toolbox 5. Chapter 4: Using the Parallel Programming Library 6. Part 2: Going Mobile
7. Chapter 5: Playing with FireMonkey 8. Chapter 6: FireMonkey in 3D 9. Chapter 7: Building User Interfaces with Style 10. Chapter 8: Working with Mobile Operating Systems 11. Chapter 9: Desktop Apps and Mobile Bridges 12. Part 3: From Data to Services
13. Chapter 10: Embedding Databases 14. Chapter 11: Integrating with Web Services 15. Chapter 12: Building Mobile Backends 16. Chapter 13: Easy REST API Publishing with RAD Server 17. Chapter 14: App Deployment 18. Chapter 15: The Road Ahead 19. Index
20. Other Books You May Enjoy

Touching the screen

FireMonkey forms provide support for handling simple touch, multi-touch, and gesture events. You can use standard and interactive gestures, such as zoom and rotation, to make your apps more dynamic and interactive.

Touch

FireMonkey forms are used for building both mobile and desktop applications. It is just a matter of changing the selected Target Platform and recompiling the project. Certain concepts exist on desktops that do not exist on mobile platforms and vice versa. For example, on mobile devices, there is no concept of a mouse, but this exists on desktops. FireMonkey forms provide different mouse events that are fired in response to simple touch events on mobile platforms. When the end user touches the screen, the OnMouseDown event is fired. Other events, such as OnMouseUp and OnMouseMove, are fired when the user stops touching the screen, or when the touch point changes. For individual controls, there are also two additional events, OnMouseEnter and...

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