July 2015
Beginner
452 pages
8h 34m
English
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Chapter 9. The Tree Panel
The Ext.tree.Panel class is a component in Ext JS, and also a great tool that allows us to display and use hierarchical data. A good example of this is a file directory application.
Ext.tree.Panel extends from Ext.panel.Table, which is the same class that the Ext.grid.Panel extends from. Features such as columns, sorting, filtering, renderers, dragging and dropping, plugins, and extensions are expected to work in Ext.tree.Panel as well. The main difference between the Ext.grid.Panel and Ext.tree.Panel classes is in the way they render data.
It's important to mention that this component is also data aware, so for it, we must use Ext.data.TreeStore, which is a data store specially designed to work with the tree panel. In ...
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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.