Returns a list of gtk.text_tag.TextTag that are toggled on or off at this
point.
If toggled_on is true, the list contains tags that are
toggled on. If a tag is toggled on at iter, then some non-empty
range of characters following iter has that tag applied to it. If
a tag is toggled off, then some non-empty range following iter
does not have the tag applied to it.
Returns a list of gtk.text_tag.TextTag that are toggled on or off at this point.
If toggled_on is true, the list contains tags that are toggled on. If a tag is toggled on at iter, then some non-empty range of characters following iter has that tag applied to it. If a tag is toggled off, then some non-empty range following iter does not have the tag applied to it.