nephilim/nephilim_app.py

   1 #
   2 #    Copyright (C) 2009 Anton Khirnov <wyskas@gmail.com>
   3 #
   4 #    Nephilim is free software: you can redistribute it and/or modify
   5 #    it under the terms of the GNU General Public License as published by
   6 #    the Free Software Foundation, either version 3 of the License, or
   7 #    (at your option) any later version.
   8 #
   9 #    Nephilim is distributed in the hope that it will be useful,
  10 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 #    GNU General Public License for more details.
  13 #
  14 #    You should have received a copy of the GNU General Public License
  15 #    along with Nephilim.  If not, see <http://www.gnu.org/licenses/>.
  16 #
  17
  18 from PyQt4 import QtGui, QtCore
  19
  20 from winMain     import winMain
  21 from misc        import ORGNAME, APPNAME, appIcon
  22 from mpclient    import MPClient
  23 from settings_wg import SettingsWidget
  24 import plugins
  25
  26 class NephilimApp(QtGui.QApplication):
  27     # public, constant
  28     "main window object"
  29     main_win     = None
  30     "MPD layer"
  31     mpclient     = None
  32     "plugins interface"
  33     plugins      = None
  34     "settings object"
  35     settings     = None
  36
  37     # private
  38     "settings window"
  39     __settings_win = None
  40
  41     def __init__(self, argv):
  42         QtGui.QApplication.__init__(self, argv)
  43
  44         self.setApplicationName(APPNAME)
  45         self.setOrganizationName(ORGNAME)
  46         self.setWindowIcon(QtGui.QIcon(appIcon))
  47
  48     def exec_(self):
  49         #init MPD layer
  50         self.mpclient = MPClient()
  51
  52         #init settings
  53         self.settings = QtCore.QSettings()
  54
  55         #init main window
  56         self.main_win = winMain()
  57
  58         #init plugins
  59         show_settings = False # are there new plugins?
  60         self.plugins = plugins.Plugins(self.main_win, self.mpclient)
  61         for plugin in self.plugins.plugins():
  62             if self.settings.value(plugin.name() + '/load') == None:
  63                 show_settings = True
  64             if self.settings.value(plugin.name() + '/load', QtCore.QVariant(True)).toBool():
  65                 self.plugins.load(plugin.name())
  66
  67         self.connect(self, QtCore.SIGNAL('aboutToQuit()'), self.__cleanup)
  68
  69         if show_settings:
  70             self.show_settings_win()
  71         self.main_win.restore_layout()
  72         QtGui.QApplication.exec_()
  73
  74     def __cleanup(self):
  75         # unload all plugins
  76         for plugin in self.plugins.loaded_plugins():
  77             plugin.unload()
  78
  79         self.main_win.on_quit()
  80         self.settings.sync()
  81
  82     def show_settings_win(self):
  83         if not self.__settings_win:
  84             self.__settings_win = SettingsWidget(self.mpclient, self.plugins)
  85
  86         self.connect(self.__settings_win, QtCore.SIGNAL('destroyed()'), self.__del_settings_win)
  87         self.__settings_win.show()
  88         self.__settings_win.raise_()
  89
  90     def __del_settings_win(self):
  91         self.__settings_win = None
  92
  93     def expand_tags(self, str):
  94         ret = str
  95         ret = ret.replace('$musicdir', self.settings.value('MPD/music_dir').toString())
  96         return ret