gtk:column-view-columns (object)

object -- a gtk:column-view object
columns -- a g:list-model object with the list managing the columns

Accessor of the columns slot of the gtk:column-view class. The gtk:column-view-columns function gets the list of columns in this column view. This list is constant over the lifetime of object and can be used to monitor changes to the columns of object by connecting to the "items-changed" signal.