git.maemo.org Git - watersofshiloah/blob - src/player.py

   1 import logging
   2
   3 import gobject
   4
   5
   6 _moduleLogger = logging.getLogger(__name__)
   7
   8
   9 class Player(gobject.GObject):
  10
  11         __gsignals__ = {
  12                 'state_change' : (
  13                         gobject.SIGNAL_RUN_LAST,
  14                         gobject.TYPE_NONE,
  15                         (gobject.TYPE_PYOBJECT, ),
  16                 ),
  17                 'title_change' : (
  18                         gobject.SIGNAL_RUN_LAST,
  19                         gobject.TYPE_NONE,
  20                         (gobject.TYPE_PYOBJECT, ),
  21                 ),
  22         }
  23
  24         def __init__(self, index):
  25                 gobject.GObject.__init__(self)
  26                 self._index = index
  27                 self._node = None
  28                 self._state = "play"
  29
  30         def set_piece_by_node(self, node):
  31                 assert node.is_leaf() or node is None
  32                 if self._node is node:
  33                         return
  34                 self._node = node
  35                 self.emit("title_change", self._state)
  36
  37         @property
  38         def node(self):
  39                 return self._node
  40
  41         @property
  42         def title(self):
  43                 if self._node is None:
  44                         return ""
  45                 return self._node.title
  46
  47         @property
  48         def subtitle(self):
  49                 if self._node is None:
  50                         return ""
  51                 return self._node.subtitle
  52
  53         @property
  54         def can_navigate(self):
  55                 if self._node is None:
  56                         return False
  57                 return self.node.can_navigate
  58
  59         @property
  60         def state(self):
  61                 return self._state
  62
  63         def play(self):
  64                 if self._state == "play":
  65                         return
  66                 self._state = "play"
  67                 self.emit("state_change", self._state)
  68                 _moduleLogger.info("play")
  69
  70         def pause(self):
  71                 if self._state == "pause":
  72                         return
  73                 self._state = "pause"
  74                 self.emit("state_change", self._state)
  75                 _moduleLogger.info("pause")
  76
  77         def stop(self):
  78                 if self._state == "stop":
  79                         return
  80                 self._state = "stop"
  81                 self.set_piece_by_node(None)
  82                 self.emit("state_change", self._state)
  83                 _moduleLogger.info("stop")
  84
  85         def back(self):
  86                 _moduleLogger.info("back")
  87
  88         def next(self):
  89                 _moduleLogger.info("next")
  90
  91
  92 gobject.type_register(Player)