nephilim/plugins/Systray.py

   1 #
   2 #    Copyright (C) 2008 jerous <jerous@gmail.com>
   3 #    Copyright (C) 2009 Anton Khirnov <wyskas@gmail.com>
   4 #
   5 #    Nephilim is free software: you can redistribute it and/or modify
   6 #    it under the terms of the GNU General Public License as published by
   7 #    the Free Software Foundation, either version 3 of the License, or
   8 #    (at your option) any later version.
   9 #
  10 #    Nephilim is distributed in the hope that it will be useful,
  11 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #    GNU General Public License for more details.
  14 #
  15 #    You should have received a copy of the GNU General Public License
  16 #    along with Nephilim.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18
  19 from PyQt4 import QtGui, QtCore
  20 from PyQt4.QtCore import QVariant
  21
  22 from ..plugin import Plugin
  23 from ..misc import sec2min, APPNAME, appIcon, expand_tags
  24
  25 class Systray(Plugin):
  26     o         = None
  27     format    = None
  28     eventObj  = None
  29     DEFAULTS  = {'format': '$track - $title by $artist on $album ($length)'}
  30
  31     def _load(self):
  32         self.format = self.settings.value(self.name + '/format').toString()
  33         class SystrayWheelEventObject(QtCore.QObject):
  34             """This class listens for systray-wheel events"""
  35             def eventFilter(self, object, event):
  36                 if type(event)==QtGui.QWheelEvent:
  37                     numDegrees=event.delta() / 8
  38                     numSteps=5*numDegrees/15
  39                     self.plugin.mpclient.set_volume(self.plugin.mpclient.volume() + numSteps)
  40                     event.accept()
  41                     return True
  42                 return False
  43
  44         self.o = QtGui.QSystemTrayIcon(QtGui.QIcon(appIcon), self.parent())
  45         self.eventObj=SystrayWheelEventObject()
  46         self.eventObj.plugin = self
  47         self.o.installEventFilter(self.eventObj)
  48         self.parent().connect(self.o, QtCore.SIGNAL('activated (QSystemTrayIcon::ActivationReason)')
  49             , self.onSysTrayClick)
  50
  51         self.connect(self.mpclient, QtCore.SIGNAL('song_changed'), self.update)
  52         self.o.show()
  53     def _unload(self):
  54         self.disconnect(self.mpclient, QtCore.SIGNAL('song_changed'), self.update)
  55         self.disconnect(self.mpclient, QtCore.SIGNAL('disconnected'), self.update)
  56         self.disconnect(self.mpclient, QtCore.SIGNAL('time_changed'), self.update)
  57         self.o.hide()
  58         self.o.setIcon(QtGui.QIcon(None))
  59         self.o = None
  60         self.parent()._wheelEvent = None
  61     def getInfo(self):
  62         return "Display the mpclientpc icon in the systray."
  63
  64     def update(self):
  65         status = self.mpclient.status()
  66         if not status:
  67             return
  68
  69         values = {'state':''}
  70         values['state']={'play':'playing', 'stop':'stopped', 'pause':'paused'}[status['state']]
  71         if 'time' in status:
  72             values['length'] = sec2min(status['length'])
  73             values['time']   = sec2min(status['time'])
  74
  75         song = self.mpclient.current_song()
  76         if song:
  77             self.o.setToolTip(expand_tags(self.format, (song,)))
  78         else:
  79             self.o.setToolTip('%s not playing'%APPNAME)
  80
  81     def onSysTrayClick(self, reason):
  82         if reason == QtGui.QSystemTrayIcon.Trigger or\
  83            reason == QtGui.QSystemTrayIcon.Context:
  84             w = self.parent()
  85             if w.isVisible():
  86                 w.setVisible(False)
  87             else:
  88                 w.setVisible(True)
  89         elif reason == QtGui.QSystemTrayIcon.MiddleClick:
  90             if self.mpclient.is_playing():
  91                 self.mpclient.pause()
  92             else:
  93                 self.mpclient.resume()
  94
  95     class SettingsWidgetSystray(Plugin.SettingsWidget):
  96         format = None
  97
  98         def __init__(self, plugin):
  99             Plugin.SettingsWidget.__init__(self, plugin)
 100
 101             self.format = QtGui.QLineEdit(self.settings.value(self.plugin.name + '/format').toString())
 102
 103             self.setLayout(QtGui.QVBoxLayout())
 104             self._add_widget(self.format, 'Tooltip format')
 105
 106         def save_settings(self):
 107             self.settings.beginGroup(self.plugin.name)
 108             self.settings.setValue('format', QVariant(self.format.text()))
 109             self.settings.endGroup()
 110
 111     def get_settings_widget(self):
 112         return self.SettingsWidgetSystray(self)
 113
 114     def set_enabled(self, val):
 115         pass