TreeListColumnResizeEvent

Represents the object of the onColumnResize TreeList event.

Name	Type	Default	Description
columns?	TreeListColumnProps[]		The current columns collection.
component	any		An event target.
end	boolean		Indicates that resizing is complete and the user has dropped the resize handler.
event	any		A native DOM event.
index	number		The index of the column.
newWidth	number		The new width of the column.
oldWidth	number		The actual width of the column prior to resizing.
totalWidth	number		The total width of the columns after the resizing.