TreeView widget

Widget to display the nested sets tree as a grid

Based on GridView

Installation

The preferred way to install this extension is through composer.

Either run

php composer.phar require --prefer-dist koperdog/yii2-treeview "*"

or add

"koperdog/yii2-treeview": "*"

to the require section of your composer.json file.

Usage

Add to your model field:

public $children = null;

Has the same settings as GridView.

echo koperdog\yii2treeview\TreeView::widget([
	'dataProvider'  => $dataProvider,
	//'depthPrefix' => ' — ', //see Additional options
	//'depthRoot'   => 1, //see Additional options
	//'collaplse'   => true, //see Additional options
	'columns' => [
	  'id',
	  'name',
	  'created_at:datetime',
	  // ...
	],
    ]);

The column classes the same as GridView

['class' => '\koperdog\yii2treeview\base\CheckboxColumn'],
['class' => '\koperdog\yii2treeview\base\ActionColumn'],
['class' => '\koperdog\yii2treeview\base\RadioButtonColumn'],
['class' => '\koperdog\yii2treeview\base\SerialColumn'],

Additional options

depthPrefix - Prefix that displays depth (default " — ")

depthRoot - Offset from the root (default 0)

collaplse - if true, it will add the class "closed" to the node elements, and "tree-collapse" to the root of the tree (default false)