public static void GetBlockExtents (ref Gtk.TextIter start,
ref Gtk.TextIter end,
int threshold,
Gtk.TextTag avoid_tag)
{
// Move start and end to the beginning or end of their
// respective paragraphs, bounded by some threshold.
start.LineOffset = Math.Max (0, start.LineOffset - threshold);
// FIXME: Sometimes I need to access this before it
// returns real values.
int bug = end.CharsInLine;
if (end.CharsInLine - end.LineOffset > threshold + 1 /* newline */)
end.LineOffset += threshold;
else
end.ForwardToLineEnd ();
if (avoid_tag != null) {
if (start.HasTag (avoid_tag))
start.BackwardToTagToggle (avoid_tag);
if (end.HasTag (avoid_tag))
end.ForwardToTagToggle (avoid_tag);
}
}
public bool HasLinkTag (Gtk.TextIter iter)
{
return iter.HasTag (LinkTag) || iter.HasTag (UrlTag) || iter.HasTag (BrokenLinkTag);
}
static bool TagEndsHere (Gtk.TextTag tag,
Gtk.TextIter iter,
Gtk.TextIter next_iter)
{
return (iter.HasTag (tag) && !next_iter.HasTag (tag)) || next_iter.IsEnd;
}
