unref_node

Description:

public virtual void unref_node (TreeIter iter)

Lets the tree unref the node.

This is an optional method for models to implement. To be more specific, models may ignore this call as it exists primarily for performance reasons. For more information on what this means, see ref_node.

Please note that nodes that are deleted are not unreffed.

Parameters:

this	a `GtkTreeModel`
iter	the `GtkTreeIter`