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Implementing Domain-Specific Languages with Xtext and Xtend

You're reading from   Implementing Domain-Specific Languages with Xtext and Xtend Learn how to implement a DSL with Xtext and Xtend using easy-to-understand examples and best practices.

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Product type Paperback
Published in Aug 2016
Publisher Packt
ISBN-13 9781786464965
Length 426 pages
Edition 2nd Edition
Languages
Tools
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Author (1):
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Lorenzo Bettini Lorenzo Bettini
Author Profile Icon Lorenzo Bettini
Lorenzo Bettini
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Toc

Table of Contents (18) Chapters Close

Preface Preface to the second edition
1. Implementing a DSL FREE CHAPTER 2. Creating Your First Xtext Language 3. Working with the Xtend Programming Language 4. Validation 5. Code Generation 6. Customizing Xtext Components 7. Testing 8. An Expression Language 9. Type Checking 10. Scoping 11. Continuous Integration 12. Xbase 13. Advanced Topics 14. Conclusions
A. Bibliography
Index

Customizations of IDE concepts

In this section, we show typical concepts of the IDE for your DSL that you may want to customize. Xtext shows its usability in this context as well, since, as you will see, it reduces the customization effort.

Labels

Xtext UI classes make use of an ILabelProvider interface to obtain textual labels and icons through its methods getText and getImage, respectively. ILabelProvider is a standard component of Eclipse JFace-based viewers. You can see the label provider in action in the Outline view and in content assist proposal popups (as well as in various other places).

Xtext provides a default implementation of a label provider for all DSLs, which does its best to produce a sensible representation of the EMF model objects using the name feature, if it is found in the corresponding object class, and a default image. You can see that in the Outline view when editing an entities file, refer to the following screenshot:

Labels

However, you surely want to customize the representation...

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