# Kotlin for Android (IV): Custom Views and Android Extensions

DevFeed: [Kotlin for Android (IV): Custom Views and Android Extensions](<https://devfeed.tech/articles/kotlin-for-android-iv-custom-views-and-android-extensions-27176.md>)

Original publisher: [Read original article](<https://antonioleiva.com/kotlin-android-custom-views>)

Published: 2015-05-07T00:00:00Z

Content type: tutorial

Language: en

Sources: [Antonio Leiva](<https://devfeed.tech/sources/antonio-leiva.md>)

Topics: [Kotlin](<https://devfeed.tech/topics/kotlin.md>), [Android](<https://devfeed.tech/topics/android.md>), [android-development](<https://devfeed.tech/topics/android-development.md>), [Extension](<https://devfeed.tech/topics/extension.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [android-development](<https://devfeed.tech/tags/android-development.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [kotlin-android-extensions](<https://devfeed.tech/tags/kotlin-android-extensions.md>)

## AI overview

This tutorial explains how Kotlin constructors can support Android custom views and how Kotlin Android Extensions can generate properties for XML views, avoiding explicit findViewById calls. It also briefly mentions Anko for creating Android layouts with Kotlin.

## Source excerpt

Everything Android, Kotlin and other random topics