July 2015
Beginner
452 pages
8h 34m
English
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Tree nodes
The Ext.data.NodeInterface class is a set of methods that are applied to the model to decorate it with a node API. This means that when we use a model with a tree, the model will have all the tree-related methods. This class also creates extra fields on the model to help maintain the tree state and the UI.
The most common field configurations are the following:
text: This property configures the text to show up on the node label.root: This property istrueif this is the root node.leaf: If this property is set totrue, it indicates that this child can have no children. The expand icon/arrow will not be rendered for this node.expanded: This istrueif the node is expanded.iconCls: This property configures the CSS class to apply for this ...
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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.