Advanced User Interface Controls and Components
Occurs before a new column is added to the column collection.
| Param | Type | Details |
|---|---|---|
| e | Object | An event object which contains the column |
This event can be handled by creating a function in your application controller $scope and applying this function as value to an attribute in TreeGrid directive:
The events attribute has a higher priority than the column-adding attribute. If both attributes are set, the value from events attribute is used.
For cancellation, simply return a false value in this event handler.
Supported in: v1.0.
Learn how to dynamically add or remove rows and columns in Tree Grid for AngularJS using several different methods. Each operation is accompanied with events which can be handled in your code.