libffado/support/mixer-qt4/ffado/ffadowindow.py

   1 #!/usr/bin/python
   2 #
   3 # Copyright (C) 2005-2008 by Pieter Palmers
   4 #               2007-2009 by Arnold Krille
   5 #
   6 # This file is part of FFADO
   7 # FFADO = Free Firewire (pro-)audio drivers for linux
   8 #
   9 # FFADO is based upon FreeBoB.
  10 #
  11 # This program is free software: you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation, either version 3 of the License, or
  14 # (at your option) any later version.
  15 #
  16 # This program is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20 #
  21 # You should have received a copy of the GNU General Public License
  22 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 #
  24
  25 import os
  26
  27 from ffado.config import *
  28
  29 import subprocess
  30
  31 from PyQt4.QtCore import SIGNAL, SLOT, QObject, QTimer, Qt
  32 from PyQt4.QtGui import *
  33
  34 from ffado.dbus_util import *
  35
  36 from ffado.panelmanager import PanelManager
  37
  38 from ffado.logginghandler import *
  39
  40 """Just a small helper to ask the retry-question without a blocking messagebox"""
  41 class StartDialog(QWidget):
  42     def __init__(self, parent):
  43         QWidget.__init__(self, parent)
  44         self.setObjectName("Restart Dialog")
  45         self.label = QLabel("<qt>Somehow the connection to the dbus-service of FFADO couldn't be established.<p>\nShall we take another try?</qt>",self)
  46         self.button = QPushButton("Retry", self)
  47         self.layout = QGridLayout(self)
  48         self.layout.setContentsMargins( 50, 10, 50, 10 )
  49         self.layout.addWidget(self.label, 0, 0, Qt.AlignHCenter|Qt.AlignBottom)
  50         self.layout.addWidget(self.button, 1, 0, Qt.AlignHCenter|Qt.AlignTop)
  51
  52 class FFADOWindow(QMainWindow):
  53     def __init__(self, parent):
  54         QMainWindow.__init__(self, parent)
  55
  56         self.textlogger = QTextLogger(self)
  57         dock = QDockWidget("Log Messages",self)
  58         dock.setWidget(self.textlogger.textedit)
  59         logging.getLogger('').addHandler(self.textlogger)
  60         self.addDockWidget(Qt.BottomDockWidgetArea, dock)
  61
  62         self.statuslogger = QStatusLogger(self, self.statusBar(), 20)
  63         logging.getLogger('').addHandler(self.statuslogger)
  64
  65         self.manager = PanelManager(self)
  66         self.connect(self.manager, SIGNAL("connectionLost"), self.connectToDBUS)
  67
  68         filemenu = self.menuBar().addMenu("File")
  69         self.openaction = QAction("Open", self)
  70         self.openaction.setShortcut(self.tr("Ctrl+O"))
  71         self.openaction.setEnabled(False)
  72         self.connect(self.openaction, SIGNAL("triggered()"), self.manager.readSettings)
  73         filemenu.addAction(self.openaction)
  74         self.saveaction = QAction("Save as...", self)
  75         self.saveaction.setShortcut(self.tr("Ctrl+S"))
  76         self.saveaction.setEnabled(False)
  77         self.connect(self.saveaction, SIGNAL("triggered()"), self.manager.saveSettings)
  78         filemenu.addAction(self.saveaction)
  79         quitaction = QAction("Quit", self)
  80         quitaction.setShortcut(self.tr("Ctrl+q"))
  81         self.connect(quitaction, SIGNAL("triggered()"), self, SLOT("close()"))
  82         filemenu.addAction(quitaction)
  83
  84         editmenu = self.menuBar().addMenu("Edit")
  85         self.updateaction = QAction("Update Mixer Panels", self)
  86         self.updateaction.setEnabled(False)
  87         self.connect(self.updateaction, SIGNAL("triggered()"), self.manager.updatePanels)
  88         editmenu.addAction(self.updateaction)
  89         refreshaction = QAction("Refresh Current Panels", self)
  90         self.connect(refreshaction, SIGNAL("triggered()"), self.manager.refreshPanels)
  91         editmenu.addAction(refreshaction)
  92
  93         helpmenu = self.menuBar().addMenu( "Help" )
  94         aboutaction = QAction( "About FFADO", self )
  95         self.connect( aboutaction, SIGNAL( "triggered()" ), self.aboutFFADO )
  96         helpmenu.addAction( aboutaction )
  97         aboutqtaction = QAction( "About Qt", self )
  98         self.connect( aboutqtaction, SIGNAL( "triggered()" ), qApp, SLOT( "aboutQt()" ) )
  99         helpmenu.addAction( aboutqtaction )
 100
 101         log.info( "Starting up" )
 102
 103         QTimer.singleShot( 1, self.tryStartDBUSServer )
 104
 105     def __del__(self):
 106         log.info("__del__")
 107         del self.manager
 108         log.info("__del__ finished")
 109
 110     def closeEvent(self, event):
 111         log.info("closeEvent()")
 112         event.accept()
 113
 114     def connectToDBUS(self):
 115         log.info("connectToDBUS")
 116         try:
 117             self.setupDeviceManager()
 118         except dbus.DBusException, ex:
 119             log.error("Could not communicate with the FFADO DBus service...")
 120             if not hasattr(self,"retry"):
 121                 self.retry = StartDialog(self)
 122                 self.connect(self.retry.button, SIGNAL("clicked()"), self.tryStartDBUSServer)
 123             if hasattr(self, "retry"):
 124                 self.manager.setParent(None)
 125                 self.setCentralWidget(self.retry)
 126                 self.retry.setEnabled(True)
 127
 128     def tryStartDBUSServer(self):
 129         try:
 130             self.setupDeviceManager()
 131         except dbus.DBusException, ex:
 132             if hasattr(self, "retry"):
 133                 self.retry.setEnabled(False)
 134             subprocess.Popen(['ffado-dbus-server', '-v3']).pid
 135             QTimer.singleShot(5000, self.connectToDBUS)
 136
 137     def setupDeviceManager(self):
 138         devmgr = DeviceManagerInterface(FFADO_DBUS_SERVER, FFADO_DBUS_BASEPATH)
 139         self.manager.setManager(devmgr)
 140         if hasattr(self, "retry"):
 141             self.retry.setParent(None)
 142         self.setCentralWidget(self.manager)
 143         self.updateaction.setEnabled(True)
 144
 145     def aboutFFADO(self):
 146         QMessageBox.about( self, "About FFADO", """
 147 <h1>ffado.org</h1>
 148
 149 <p>FFADO is the new approach to have firewire audio on linux.</p>
 150
 151 <p>&copy; 2006-2014 by the FFADO developers<br />ffado is licensed under the GPLv3, for the full license text see <a href="http://www.gnu.org/licenses/">www.gnu.org/licenses</a> or the LICENSE.* files shipped with ffado.</p>
 152
 153 <p>FFADO developers are:<ul>
 154 <li>Pieter Palmers
 155 <li>Daniel Wagner
 156 <li>Jonathan Woithe
 157 <li>Arnold Krille
 158 <li>Philippe Carriere
 159 <li>Takashi Sakamoto
 160 </ul>
 161 with contributions from:<ul>
 162 <li>Adrian Knoth
 163 <li>Stefan Richter
 164 <li>Jano Svitok
 165 </ul>
 166 """ )
 167
 168
 169 def get_lock(process_name):
 170     import socket
 171     import sys
 172
 173     global lock_socket
 174     lock_socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
 175     try:
 176         lock_socket.bind('\0' + process_name)
 177         # Lock acquired
 178     except socket.error:
 179         print 'ffado-mixer instance is already running'
 180         sys.exit()
 181
 182
 183 def ffadomain(args):
 184     #set up logging
 185     import logging
 186     logging.basicConfig( datefmt="%H:%M:%S", format="%(asctime)s %(name)-16s %(levelname)-8s %(message)s" )
 187
 188     if DEBUG:
 189         debug_level = logging.DEBUG
 190     else:
 191         debug_level = logging.INFO
 192
 193     get_lock('ffado-mixer')
 194
 195     # main loggers:
 196     logging.getLogger('main').setLevel(debug_level)
 197     logging.getLogger('dbus').setLevel(debug_level)
 198     logging.getLogger('registration').setLevel(debug_level)
 199     logging.getLogger('panelmanager').setLevel(debug_level)
 200     logging.getLogger('configparser').setLevel(logging.INFO)
 201
 202     # widgets:
 203     logging.getLogger('matrixmixer').setLevel(debug_level)
 204     logging.getLogger('crossbarrouter').setLevel(debug_level)
 205
 206     # mixers:
 207     logging.getLogger('audiofire').setLevel(debug_level)
 208     logging.getLogger('bridgeco').setLevel(debug_level)
 209     logging.getLogger('edirolfa101').setLevel(debug_level)
 210     logging.getLogger('edirolfa66').setLevel(debug_level)
 211     logging.getLogger('motu').setLevel(debug_level)
 212     logging.getLogger('rme').setLevel(debug_level)
 213     logging.getLogger('phase24').setLevel(debug_level)
 214     logging.getLogger('phase88').setLevel(debug_level)
 215     logging.getLogger('quatafire').setLevel(debug_level)
 216     logging.getLogger('saffirebase').setLevel(debug_level)
 217     logging.getLogger('saffire').setLevel(debug_level)
 218     logging.getLogger('saffirepro').setLevel(debug_level)
 219
 220     logging.getLogger('global').setLevel(debug_level)
 221
 222     log = logging.getLogger('main')
 223
 224     app = QApplication(args)
 225     app.setWindowIcon( QIcon( SHAREDIR + "/icons/hi64-apps-ffado.png" ) )
 226
 227     app.setOrganizationName("FFADO")
 228     app.setOrganizationDomain("ffado.org")
 229     app.setApplicationName("ffado-mixer")
 230
 231     mainwindow = FFADOWindow(None)
 232
 233
 234     # rock & roll
 235     mainwindow.show()
 236     return app.exec_()
 237
 238 if __name__ == "__main__":
 239     import sys
 240     sys.exit(ffadomain(sys.argv))
 241
 242 #
 243 # vim: ts=4 sw=4 et