June 2017
Intermediate to advanced
873 pages
18h 9m
English
Content preview from Dart: Scalable Application Development
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Changing the colors
HTML5 provides browsers with a full-featured color picker (typically, browsers use the native OS's color chooser). This will be used to allow the user to set the background color of the editor application itself:
The color picker is added to the index.html page with the following HTML:
<input id="pckBackColor" type="color">
The implementation is straightforward as the color picker control provides:
InputElement cp = qs("#pckBackColor");
cp.onChange.listen((e) => document.body.style.backgroundColor = cp.value);Because the event and property (onChange and value) are common to the input controls, the basic InputElement class can be ...
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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.