Old deprecated layer, use %GTK_TEXT_VIEW_LAYER_ABOVE_TEXT instead
The layer rendered above the text. Since: 3.20
Old deprecated layer, use %GTK_TEXT_VIEW_LAYER_BELOW_TEXT instead
The layer rendered below the text (but above the background). Since: 3.20
Used to reference the layers of #GtkTextView for the purpose of customized drawing with the ::draw_layer vfunc.