mikutter select_next_patch plugin edition fix what we use command 'select_next(一つ下のメッセージを選択)' when tweet of bottom is selected, and we can't use command 'select_next' and 'select_prev'

mikutter_select_next_patch.rb

# -*- coding: utf-8 -*-

Plugin.create :gtk do
  def is_bottom_tweet(i_timeline)
    tl = widgetof(i_timeline)
    if tl
      path = tl.cursor[0]
      if path
        path.next!
        if path.indices[0] >= tl.size
          return true
        end
      end
    end

    return false
  end

  filter_gui_timeline_move_cursor_to do |i_timeline, message|
    if message == :next
      begin
        message = nil if is_bottom_tweet(i_timeline)
      rescue ThreadError
        q = Queue.new
        deferred {
          message = nil if is_bottom_tweet(i_timeline)
          q.push(nil)
        }
        q.pop
      end
    end

    [i_timeline, message]
  end
end