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 from   string import Template
  20
  21 from main_window import MainWindow
  22 from common      import ORGNAME, APPNAME, appIcon
  23 from mpclient    import MPClient
  24 from settings_wg import SettingsWidget
  25 from connect_wg  import ConnectWidget
  26 import plugins
  27 import icons
  28
  29 class NephilimApp(QtGui.QApplication):
  30     #### PUBLIC ####
  31     # those don't change while the program is running
  32     """main window object"""
  33     main_win     = None
  34     """"MPD layer"""
  35     mpclient     = None
  36     """"plugins interface"""
  37     plugins      = None
  38     """settings object"""
  39     settings     = None
  40
  41     #### PRIVATE ####
  42     """settings window"""
  43     _settings_win = None
  44     """connection window"""
  45     _connect_win  = None
  46
  47     #### PUBLIC ####
  48     def __init__(self, argv):
  49         QtGui.QApplication.__init__(self, argv)
  50
  51         self.setApplicationName(APPNAME)
  52         self.setOrganizationName(ORGNAME)
  53         self.setWindowIcon(QtGui.QIcon(appIcon))
  54
  55     def __str__(self):
  56         return APPNAME
  57
  58     def exec_(self):
  59         #init MPD layer
  60         self.mpclient = MPClient(self)
  61
  62         #init settings
  63         self.settings = QtCore.QSettings(self)
  64
  65         #init connection window
  66         self._connect_win = ConnectWidget()
  67
  68         #init main window
  69         self.main_win = MainWindow(self.mpclient)
  70
  71         #init plugins
  72         show_settings = False # are there new plugins?
  73         self.plugins  = plugins.Plugins(self.main_win, self.mpclient)
  74         for plugin in self.plugins.plugins():
  75             if self.settings.value(plugin.name + '/load') == None:
  76                 show_settings = True
  77             if int(self.settings.value(plugin.name + '/load', 0)):
  78                 self.plugins.load(plugin.name)
  79
  80         self.aboutToQuit.connect(self._cleanup)
  81
  82
  83         if show_settings:
  84             self.show_settings_win()
  85         self.main_win.restore_layout()
  86         self._connect_win.monitor()
  87
  88         QtGui.QApplication.exec_()
  89
  90
  91     def show_settings_win(self):
  92         if not self._settings_win:
  93             self._settings_win = SettingsWidget(self.mpclient, self.plugins)
  94
  95         self._settings_win.show()
  96         self._settings_win.raise_()
  97
  98     def show_connect_win(self):
  99         self._connect_win.monitor()
 100
 101     def expand_tags(self, str):
 102         replacements = {'musicdir' : self.settings.value('MPD/music_dir')}
 103         ret = Template(str)
 104         ret = ret.safe_substitute(replacements)
 105         return ret
 106
 107     #### PRIVATE ####
 108     def _cleanup(self):
 109         # unload all plugins
 110         for plugin in self.plugins.loaded_plugins():
 111             plugin.unload()
 112
 113         self.main_win.on_quit()
 114         self.settings.sync()