January 2018
Intermediate to advanced
434 pages
14h 1m
English
Content preview from Kotlin Programming Cookbook
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How to do it…
In the given steps, we will learn how to work with dimensions using Anko library:
- Let's make a layout with a button of 120 dip width and wrapContent height and a text view with 24 sp text size. I suggest you to do this on your own, using this syntax:
dip(dipValue)sp(spValue)
- The following is one way you can create the layout using the dip() and sp() methods. sp is usually used for text, but to demonstrate, I have used it for a view height in the next example. Anko takes the value of the textSize property in sp by default, while you have to provide float:
verticalLayout { padding = dip(20) textView { text = "A big text view" textSize = 24f } button("Click me") { onClick { toast( "Hey! Here is a toast for you.") } }.lparams(dip(280), ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.