Renders an expander (as used in #GtkTreeView and #GtkExpander) in the area defined by @x, @y, @width, @height. The state %GTK_STATE_FLAG_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
3.0
See Implementation
Renders an expander (as used in #GtkTreeView and #GtkExpander) in the area defined by @x, @y, @width, @height. The state %GTK_STATE_FLAG_CHECKED determines whether the expander is collapsed or expanded.
Typical expander rendering: