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# Copyright (C) 2008 by Arnold Krille |
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# |
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# This file is part of FFADO |
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# FFADO = Free Firewire (pro-)audio drivers for linux |
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# |
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# FFADO is based upon FreeBoB. |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 2 of the License, or |
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# version 3 of the License. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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# |
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import sys |
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import dbus |
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from qt import * |
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class ContainerWidget( QFrame ): |
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def __init__( self, name, interface, parent ): |
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QFrame.__init__( self, parent ) |
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self.interface = interface |
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self.setFrameStyle( QFrame.Plain|QFrame.StyledPanel ) |
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self.setLineWidth( 1 ) |
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self.setMargin( 5 ) |
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l2 = QVBoxLayout( self ) |
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l2.setMargin( 5 ) |
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lbl = QLabel( "<qt><b>" + name + "</b></qt>", self ) |
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l2.addWidget( lbl ) |
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self.l = QHBoxLayout( None ) |
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self.l.setMargin( 0 ) |
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self.l.setSpacing( 2 ) |
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l2.addLayout( self.l ) |
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def layout( self ): |
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return self.l |
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class ContinuousWidget( QWidget ): |
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def __init__( self, name, interface, parent ): |
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QWidget.__init__( self, parent ) |
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self.interface = interface |
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l = QVBoxLayout( self ) |
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l.addWidget( QLabel( name, self ) ) |
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self.slider = QSlider( self ) |
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l.addWidget( self.slider ) |
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self.min = self.interface.getMinimum() |
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self.max = self.interface.getMaximum() |
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self.slider.setMinValue( 0 ) |
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self.slider.setMaxValue( 100 ) |
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self.slider.setValue( self.interfaceToSlider( self.interface.getValue() ) ) |
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self.connect( self.slider, SIGNAL( "valueChanged(int)" ), self.sliderMoved ) |
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def sliderToInterFace( self, slider ): |
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return ( self.max - self.min ) * (100-slider)/100.0 + self.min |
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def interfaceToSlider( self, interface ): |
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return - ( interface - self.min ) / ( self.max - self.min ) * 100.0 + 100 |
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def sliderMoved( self, i ): |
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#print "ContinuousWidget::sliderMoved( %i )" % i |
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self.interface.setValue( self.sliderToInterFace( i ) ) |
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class EnumWidget( QWidget ): |
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def __init__( self, name, interface, parent ): |
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QWidget.__init__( self, parent ) |
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self.interface = interface |
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l = QVBoxLayout( self ) |
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l.addWidget( QLabel( name, self ) ) |
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self.select = QComboBox( False, self ) |
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l.addWidget( self.select ) |
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for i in range( interface.count() ): |
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self.select.insertItem( interface.getEnumLabel( i ) ) |
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self.select.setCurrentItem( self.interface.selected() ) |
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self.connect( self.select, SIGNAL( "activated(int)" ), self.currentChanged ) |
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def currentChanged( self, i ): |
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#print "EnumWidget::currentChanged(" + str(i) + ")" |
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self.interface.select( i ) |
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class TextWidget( QWidget ): |
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def __init__( self, name, interface, parent ): |
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QWidget.__init__( self, parent ) |
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self.interface = interface |
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l = QVBoxLayout( self ) |
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l.addWidget( QLabel( name, self ) ) |
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self.text = QLineEdit( self ) |
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l.addWidget( self.text ) |
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self.text.setText( interface.getValue() ) |
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self.connect( self.text, SIGNAL( "textChanged( const QString & )" ), self.setText ) |
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def setText( self, text ): |
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self.interface.setValue( text.latin1() ) |
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class HLine( QFrame ): |
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def __init__( self, parent ): |
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QFrame.__init__( self, parent ) |
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self.setFrameShape( QFrame.HLine ) |
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self.setLineWidth( 2 ) |
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self.setMinimumHeight( 10 ) |
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class GenericMixer( QWidget ): |
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def __init__( self, bus, session, parent=None ): |
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QWidget.__init__( self, parent ) |
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QVBoxLayout( self ) |
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self.layout().addWidget( QLabel( "<qt>This generic interface is only intended for developers. The controls shown here may or may not work and probably don't represent the devices real structure. This just displays the object-tree as exported by ffado-dbus-server.</qt>", self ) ) |
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self.layout().addWidget( HLine( self ) ) |
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self.introspect( bus, session, "/org/ffado/Control/DeviceManager", self ) |
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def introspect( self, bus, session, path, parentwidget ): |
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element = bus.get_object( session, path ) |
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element._Introspect().block() |
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interfacemap = element._introspect_method_map |
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interfacelist = [] |
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for t in interfacemap: |
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tmp = ".".join(t.split(".")[:-1]) |
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if tmp not in interfacelist: |
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interfacelist.append( tmp ) |
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name = "Unnamed" |
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if interfacelist.count( "org.ffado.Control.Element.Element" ): |
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name = dbus.Interface( element, "org.ffado.Control.Element.Element" ).getName() |
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w = None |
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if interfacelist.count( "org.ffado.Control.Element.Container" ): |
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container = dbus.Interface( element, "org.ffado.Control.Element.Container" ) |
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w = ContainerWidget( name, container, parentwidget ) |
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parentwidget.layout().addWidget( w ) |
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for i in range( container.getNbElements() ): |
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#print "%s %i %s" % ( path, i, container.getElementName( i ) ) |
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self.introspect( bus, session, path + "/" + container.getElementName( i ), w ) |
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if w == None and interfacelist.count( "org.ffado.Control.Element.Continuous" ): |
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w = ContinuousWidget( name, dbus.Interface( element, "org.ffado.Control.Element.Continuous" ), parentwidget ) |
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parentwidget.layout().addWidget( w ) |
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if w == None and interfacelist.count( "org.ffado.Control.Element.AttributeEnum" ): |
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w = EnumWidget( name, dbus.Interface( element, "org.ffado.Control.Element.AttributeEnum" ), parentwidget ) |
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parentwidget.layout().addWidget( w ) |
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if w == None and interfacelist.count( "org.ffado.Control.Element.Text" ): |
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w = TextWidget( name, dbus.Interface( element, "org.ffado.Control.Element.Text" ), parentwidget ) |
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parentwidget.layout().addWidget( w ) |
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if w == None: |
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w = QLabel( "<qt><b>%s</b> (Not yet implemented)</qt>" % name, parentwidget ) |
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parentwidget.layout().addWidget( w ) |
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