Used to specify the style of the expanders drawn by a GtkTreeView.
GTK_EXPANDER_COLLAPSED
The style used for a collapsed subtree.
GTK_EXPANDER_SEMI_COLLAPSED
Intermediate style used during animation.
GTK_EXPANDER_SEMI_EXPANDED
Intermediate style used during animation.
GTK_EXPANDER_EXPANDED
The style used for an expanded subtree.
Used to specify the style of the expanders drawn by a GtkTreeView. GTK_EXPANDER_COLLAPSED The style used for a collapsed subtree. GTK_EXPANDER_SEMI_COLLAPSED Intermediate style used during animation. GTK_EXPANDER_SEMI_EXPANDED Intermediate style used during animation. GTK_EXPANDER_EXPANDED The style used for an expanded subtree.