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Mastering Angular Components - Second Edition
book

Mastering Angular Components - Second Edition

by Gion Kunz
July 2018
Intermediate to advanced content levelIntermediate to advanced
402 pages
9h 35m
English
Packt Publishing
Content preview from Mastering Angular Components - Second Edition

Creating a tag input directive

Since recognizing hashtags within user input is not such a simple task, we're going to create a directive that helps us with that. This is actually our first directive that we're creating together! If you remember from Chapter 1Component-Based User Interfaces, directives are there to create custom behaviors without the need for an own view. Our tags input directive will collect and recognize hashtags from user input, but it does not actually render its own view.

Let's add two more interfaces to our model file in src/app/model.ts, to help us communicate hashtag user input:

export interface InputPosition {  top: number;  left: number;  caretOffset: number;}export interface HashTagInput {  hashTag: string; position: ...
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Publisher Resources

ISBN: 9781788293532Supplemental Content