GtkTextTag
tag
, or to the next toggle of any tag if
tag
is NULL
. If no matching tag toggles are found,
returns FALSE
, otherwise TRUE
. Does not return toggles
located at iter
, only toggles before iter
. Sets iter
to the location of the toggle, or the start of the buffer
if no toggle is found.gtkTextIterBackwardToTagToggle(object, tag = NULL)
object
tag
GtkTextTag
, or NULL
. [ allow-none ]iter