# File lib/sup/modes/thread-view-mode.rb, line 393
  def edit_draft
    m = @message_lines[curpos] or return
    if m.is_draft?
      mode = ResumeMode.new m
      BufferManager.spawn "Edit message", mode
      BufferManager.kill_buffer self.buffer
      mode.edit_message
    else
      BufferManager.flash "Not a draft message!"
    end
  end