Represents an array of all added columns
Whenever a column has been selected, the array is "refreshed" with the selected columns
cancel
cancel:boolean
Provides the ability to cancel the event.
newSelection
newSelection:string[]
Represents the newly selected columns
oldSelection
oldSelection:string[]
Represents an array of columns, that have already been selected
Optionalowner
owner?:any
Provides reference to the owner component.
removed
removed:string[]
Represents an array of all columns, removed from the selection
Whenever a column has been deselected, the array is "refreshed" with the columns, that have been previously selected, but are no longer
The event arguments when the selection state of a column is being changed The event is cancelable