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
  21 from ..plugin import Plugin
  22 from ..common import sec2min, APPNAME, appIcon, expand_tags
  23 from ..       import icons
  24
  25 class Systray(Plugin):
  26     # public, const
  27     info = 'Provides the systray icon.'
  28
  29     # public, read-only
  30     o         = None
  31
  32     # private
  33     format    = None
  34     eventObj  = None
  35     DEFAULTS  = {'format': '${track} - ${title} by ${artist} on ${album} (${length})'}
  36
  37     def _load(self):
  38         self.format = self.settings.value(self.name + '/format')
  39         class SystrayWheelEventObject(QtCore.QObject):
  40             """This class listens for systray-wheel events"""
  41             def eventFilter(self, object, event):
  42                 if type(event)==QtGui.QWheelEvent:
  43                     numDegrees=event.delta() / 8
  44                     numSteps=5*numDegrees/15
  45                     self.plugin.mpclient.set_volume(self.plugin.mpclient.status['volume'] + numSteps)
  46                     event.accept()
  47                     return True
  48                 return False
  49
  50         self.o = QtGui.QSystemTrayIcon(QtGui.QIcon(appIcon), self.parent())
  51         self.eventObj=SystrayWheelEventObject()
  52         self.eventObj.plugin = self
  53         self.o.installEventFilter(self.eventObj)
  54         self.o.activated.connect(self.onSysTrayClick)
  55
  56         self.mpclient.song_changed.connect(self.update)
  57         self.o.show()
  58     def _unload(self):
  59         self.mpclient.song_changed.disconnect(self.update)
  60         self.o.hide()
  61         self.o.setIcon(QtGui.QIcon(None))
  62         self.o = None
  63         self.parent()._wheelEvent = None
  64
  65     def update(self):
  66         status = self.mpclient.status
  67         if not status:
  68             return
  69
  70         values = {'state':''}
  71         values['state']={'play':'playing', 'stop':'stopped', 'pause':'paused'}[status['state']]
  72         if 'time' in status:
  73             values['length'] = sec2min(status['time'][0])
  74             values['time']   = sec2min(status['time'][1])
  75
  76         song = self.mpclient.cur_song
  77         if song:
  78             self.o.setToolTip(expand_tags(self.format, (song,)))
  79         else:
  80             self.o.setToolTip('%s not playing'%APPNAME)
  81
  82     def onSysTrayClick(self, reason):
  83         if reason == QtGui.QSystemTrayIcon.Trigger or\
  84            reason == QtGui.QSystemTrayIcon.Context:
  85             w = self.parent()
  86             if w.isVisible():
  87                 w.setVisible(False)
  88             else:
  89                 w.setVisible(True)
  90         elif reason == QtGui.QSystemTrayIcon.MiddleClick:
  91             if self.mpclient.is_playing():
  92                 self.mpclient.pause()
  93             else:
  94                 self.mpclient.resume()
  95
  96     class SettingsWidgetSystray(Plugin.SettingsWidget):
  97         format = None
  98
  99         def __init__(self, plugin):
 100             Plugin.SettingsWidget.__init__(self, plugin)
 101
 102             self.format = QtGui.QLineEdit(self.settings.value(self.plugin.name + '/format'))
 103
 104             self.setLayout(QtGui.QVBoxLayout())
 105             self._add_widget(self.format, 'Tooltip format')
 106
 107         def save_settings(self):
 108             self.settings.beginGroup(self.plugin.name)
 109             self.settings.setValue('format', self.format.text())
 110             self.settings.endGroup()
 111
 112     def get_settings_widget(self):
 113         return self.SettingsWidgetSystray(self)
 114
 115     def set_enabled(self, val):
 116         pass