June 2017
Intermediate to advanced
873 pages
18h 9m
English
Content preview from Dart: Scalable Application DevelopmentBecome 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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The native drag-and-drop APIs
Drag-and-drop is a way to convert the pointing device's movements and clicks to special commands that are recognized by software to provide quick access to common functions of a program. The user grabs a virtual object, drags it to a different location or another virtual object, and drops it there. Drag-and-drop support for a native browser means faster, more responsive, and more intuitive web applications. Before you use the drag-and-drop feature, make sure you have draggable content.
Draggable content
An abstract Element class has a draggable attribute that indicates whether the element can be dragged and dropped. As all the DOM elements emerge from the Element abstract class, this means all of them support the drag-and-drop ...
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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.
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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.