getColumn
⚠️ Deprecated ⚠️
This is deprecated since version 4.10.
Use class@Gtk.ListView or class@Gtk.ColumnView instead
---Gets the GtkTreeViewColumn at the given position in the #tree_view.
Return
The GtkTreeViewColumn, or null if the position is outside the range of columns.
Parameters
n
The position of the column, counting from 0.