expand_row

Description:

public bool expand_row (TreePath path, bool open_all)

Opens the row so its children are visible.

Note:

Use [class@Gtk.ListView] or [class@Gtk.ColumnView] instead

Parameters:

this

a `GtkTreeView`
path

path to a row
open_all

whether to recursively expand, or just expand immediate children

Returns:

true if the row existed and had children