nephilim/plugins/Notify.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 from traceback import print_exc
  22
  23 from ..misc     import sec2min, APPNAME, expand_tags
  24 from ..plugin import Plugin
  25 from ..         import plugins
  26
  27 NOTIFY_PRIORITY_SONG = 1
  28 NOTIFY_PRIORITY_VOLUME = 2
  29
  30 class winNotify(QtGui.QWidget):
  31     _timerID = None
  32     parent  = None
  33     p        = None
  34
  35     _current_priority = 0
  36
  37     timer       = None
  38     cover_label = None
  39     text_label  = None
  40
  41     def __init__(self, p):
  42         QtGui.QWidget.__init__(self, p.parent())
  43         self.p      = p
  44         self.parent = p.parent()
  45
  46         self.timer = QtCore.QTimer(self)
  47         self.timer.setSingleShot(True)
  48         self.connect(self.timer, QtCore.SIGNAL('timeout()'), self.hide)
  49
  50         layout = QtGui.QHBoxLayout()
  51         self.cover_label = QtGui.QLabel()
  52         self.text_label  = QtGui.QLabel()
  53         self.text_label.setWordWrap(True)
  54
  55         self.setLayout(QtGui.QHBoxLayout())
  56         self.layout().addWidget(self.cover_label)
  57         self.layout().addWidget(self.text_label)
  58
  59         self.setWindowFlags(QtCore.Qt.ToolTip | QtCore.Qt.WindowStaysOnTopHint)
  60         self.setWindowOpacity(0.7)
  61
  62         font = QtGui.QFont()
  63         font.setPixelSize(20)
  64         self.setFont(font)
  65
  66         ac = self.parent.plugins.plugin('AlbumCover')
  67         if ac:
  68             self.connect(ac, QtCore.SIGNAL('cover_changed'), self.on_cover_changed)
  69
  70     def on_cover_changed(self, cover):
  71         if not cover:
  72             self.cover_label.clear()
  73             return
  74
  75         self.cover_label.setPixmap(cover.scaledToHeight(self.fontInfo().pixelSize()*4))
  76
  77     def mousePressEvent(self, event):
  78         self.hide()
  79
  80     def show(self, text, time = 3000, priority = 0):
  81         if not priority >= self._current_priority:
  82             return
  83         self._current_priority = priority
  84
  85         self.text_label.setText(text)
  86         self.resize(self.layout().sizeHint())
  87         self.centerH()
  88         self.setVisible(True)
  89         self.timer.start(time)
  90
  91     def hide(self):
  92         if self._timerID:
  93             self.killTimer(self._timerID)
  94             self._timerID=None
  95         self.setHidden(True)
  96         self._current_priority = -1
  97
  98     def centerH(self):
  99         screen = QtGui.QDesktopWidget().screenGeometry()
 100         size = self.geometry()
 101         self.move((screen.width()-size.width())/2, 100)
 102
 103 class Notify(Plugin):
 104     o=None
 105     DEFAULTS  = {'songformat' : '$track - $artist - $title ($album) [$length]',
 106                  'timer'      : 3000}
 107
 108     def _load(self):
 109         self.o = winNotify(self)
 110         self.connect(self.mpclient(), QtCore.SIGNAL('song_changed'),  self.onSongChange)
 111         self.connect(self.mpclient(), QtCore.SIGNAL('connected'),     self.onConnected)
 112         self.connect(self.mpclient(), QtCore.SIGNAL('disconnected'),  self.onDisconnect)
 113         self.connect(self.mpclient(), QtCore.SIGNAL('state_changed'), self.onStateChange)
 114         self.connect(self.mpclient(), QtCore.SIGNAL('volume_changed'),self.onVolumeChange)
 115     def _unload(self):
 116         self.o=None
 117         self.disconnect(self.mpclient(), QtCore.SIGNAL('song_changed'),  self.onSongChange)
 118         self.disconnect(self.mpclient(), QtCore.SIGNAL('connected'),     self.onConnected)
 119         self.disconnect(self.mpclient(), QtCore.SIGNAL('disconnected'),  self.onDisconnect)
 120         self.disconnect(self.mpclient(), QtCore.SIGNAL('state_changed'), self.onStateChange)
 121         self.disconnect(self.mpclient(), QtCore.SIGNAL('volume_changed'),self.onVolumeChange)
 122     def getInfo(self):
 123         return "Show interesting events in a popup window."
 124
 125     def onSongChange(self):
 126         song = self.mpclient().current_song()
 127         if not song:
 128             return
 129         self.settings().beginGroup(self.name())
 130         self.o.show(expand_tags(self.settings().value('songformat').toString(), (song,)), self.settings().value('timer').toInt()[0],
 131                     NOTIFY_PRIORITY_SONG)
 132         self.settings().endGroup()
 133
 134     def onConnected(self):
 135         self.o.show('%s loaded'%APPNAME, self.settings().value(self.name() + '/timer').toInt()[0])
 136
 137     def onDisconnect(self):
 138         self.o.show('Disconnected!', self.settings().value(self.name() + '/timer').toInt()[0])
 139
 140     def onStateChange(self, new_state):
 141         self.o.show(new_state, self.settings().value(self.name() + '/timer').toInt()[0])
 142
 143     def onVolumeChange(self, new_vol):
 144         self.o.show('Volume: %i%%'%(new_vol), self.settings().value(self.name() + '/timer').toInt()[0], priority = NOTIFY_PRIORITY_VOLUME)
 145
 146     class SettingsWidgetNotify(Plugin.SettingsWidget):
 147         format = None
 148         timer  = None
 149
 150         def __init__(self, plugin):
 151             Plugin.SettingsWidget.__init__(self, plugin)
 152             self.settings().beginGroup(self.plugin.name())
 153
 154             self.format = QtGui.QLineEdit(self.settings().value('songformat').toString())
 155
 156             self.timer = QtGui.QLineEdit(self.settings().value('timer').toString())
 157             self.timer.setValidator(QtGui.QIntValidator(self.timer))
 158
 159             self.setLayout(QtGui.QVBoxLayout())
 160             self._add_widget(self.format, 'Format', 'Format of notifications. All tags supported by MPD\n'
 161                                                     'will be expanded to their values for current song,\n'
 162                                                     'e.g. $track, $title, $artist, $album, $length, $date, etc.')
 163             self._add_widget(self.timer, 'Duration', 'How long should notifications be displayed in ms.')
 164             self.settings().endGroup()
 165
 166         def save_settings(self):
 167             self.settings().beginGroup(self.plugin.name())
 168             self.settings().setValue('songformat', QVariant(self.format.text()))
 169             self.settings().setValue('timer', QVariant(self.timer.text().toInt()[0]))
 170             self.settings().endGroup()
 171             self.plugin.onSongChange()
 172
 173     def get_settings_widget(self):
 174         return self.SettingsWidgetNotify(self)
 175