Flex 4 Cookbook > Text and TextFlows > Highlight the Last Character in a TextFlow

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Flex 4 Cookbook

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Preface

Ch. 1. Flex and ActionScript Basics

Ch. 6. Skinning and Styles

Ch. 7. Text and TextFlows

recipe 7.1. Create a TextFlow Object

recipe 7.2. Generate a TextFlow Object from Another Source

recipe 7.3. Create Links in a TextFlow

recipe 7.4. Add Graphic Elements to a TextFlow

recipe 7.5. Bind a Value to a s:TextInput Control

recipe 7.6. Create a Custom Selection Style

recipe 7.7. Style Links Within a TextFlow

recipe 7.8. Locate Elements Within a TextFlow

recipe 7.9. Determine All Fonts Installed on a User’s Computer

recipe 7.10. Display Vertical Text in a TextArea

recipe 7.11. Set the Selection in a TextArea

recipe 7.12. Control the Appearance of the Selected Text

recipe 7.13. Copy a Character as a Bitmap

recipe 7.14. Create Linked Containers in a TextFlow

recipe 7.15. Use a Custom Format Resolver

recipe 7.16. Skin the TextArea Control

recipe 7.17. Create Multiple Text Columns

recipe 7.18. Highlight the Last Character in a TextFlow

Ch. 8. Lists and ItemRenderers

Ch. 9. DataGrid

Ch. 10. Video

Ch. 11. Animations and Effects

Ch. 12. Collections

Ch. 13. Data Binding

Ch. 14. Validation, Formatting, and Regular Expressions

Ch. 15. Working with Services and Server-Side Communication

Ch. 16. Browser Communication

Ch. 17. Modules and Runtime Shared Libraries

Ch. 18. AIR Basics

Ch. 19. Working with Data in AIR

Ch. 20. Operating System Integration with AIR

Ch. 21. Charting

Ch. 22. Unit Testing with FlexUnit

Ch. 23. Compiling, Debugging, and Deploying

Ch. 24. Internationalization, Accessibility, and Printing

Colophon

Index

recipe 7.18. Highlight the Last Character in a TextFlow

7.18.1. Problem

You want to find the last displayed character in a TextArea component.

7.18.2. Solution

Locate the last TextLine instance in the TextFlow and use the atomCount property to retrieve the bounds of the last atom in the TextFlow.

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Contents

Chapter 7. Text and TextFlows > Highlight the Last Character in a TextFlow

recipe 7.18. Highlight the Last Character in a TextFlow

7.18.1. Problem

7.18.2. Solution