lib/playtime_updater.rb

   1 # $Id: playtime_updater.rb,v 1.4 2005/07/07 16:33:55 tsauerbeck Exp $
   2
   3 class PlaytimeUpdater
   4         INTERVAL = 0.25
   5
   6         def initialize(xmms, &block)
   7                 @xmms = xmms
   8                 @block = block
   9                 @timer = nil
  10                 @current_pos = nil
  11
  12                 on_timer
  13         end
  14
  15         def enabled=(v)
  16         if !v && !@timer.nil?
  17                         @timer.delete
  18                         @timer = nil
  19                 elsif v
  20                         @current_pos = nil
  21                         on_timer
  22
  23             @timer = Ecore::Timer.new(INTERVAL) do
  24                                 on_timer
  25                                 true
  26                         end
  27         end
  28         end
  29
  30         private
  31         def on_timer
  32                 pltime = @xmms.playback_playtime.wait.value
  33                 cur_pos = pltime / 1000
  34
  35                 if @current_pos != cur_pos
  36                         @current_pos = cur_pos
  37                         @block.call(@current_pos)
  38                 end
  39         end
  40 end