Renders an expander (as used in #GtkTreeView and #GtkExpander) in the area defined by x, y, width, height. The state gtk.types.StateFlags.Checked determines whether the expander is collapsed or expanded.
Typical expander rendering:
a #GtkStyleContext
a #cairo_t
X origin of the rectangle
Y origin of the rectangle
rectangle width
rectangle height
Renders an expander (as used in #GtkTreeView and #GtkExpander) in the area defined by x, y, width, height. The state gtk.types.StateFlags.Checked determines whether the expander is collapsed or expanded.
Typical expander rendering: