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from PyQt4.QtCore import Qt
from PyQt4.QtGui import QSizePolicy, QTreeWidget, QTreeWidgetItem, QLabel
from PyKDE4.kdecore import i18n
from PyKDE4.solid import Solid, Solid
from PyKDE4.kdeui import KVBox, KHBox, KTextEdit
helpText = """The Solid class discovers information about the hardware on a machine.
Solid.AudioInterface objects retrieve information about the sound system
on a machine.
We use Solid.Device.allDevices () to get a list of all devices, and then
filter it for Solid.AudioInterface types.
"""
class MainFrame(KVBox):
def __init__(self, parent=None):
KVBox.__init__(self, parent)
self.help = QLabel (i18n (helpText), self)
self.layout ().setAlignment (self.help, Qt.AlignHCenter)
self.setSpacing (10)
audioDriverStr = {
Solid.AudioInterface.Alsa: "Alsa",\
Solid.AudioInterface.OpenSoundSystem: "Open Sound",\
Solid.AudioInterface.UnknownAudioDriver: "Unknown"
}
audioInterfaceTypeStr = {
Solid.AudioInterface.UnknownAudioInterfaceType: "Unknown",\
Solid.AudioInterface.AudioControl: "Control",\
Solid.AudioInterface.AudioInput: "In",\
Solid.AudioInterface.AudioOutput: "Out"
}
soundcardTypeStr = {
Solid.AudioInterface.InternalSoundcard: "Internal",\
Solid.AudioInterface.UsbSoundcard: "USB",\
Solid.AudioInterface.FirewireSoundcard: "Firewire",\
Solid.AudioInterface.Headset: "Headset",\
Solid.AudioInterface.Modem: "Modem"
}
hBox = KHBox (self)
display = QTreeWidget (hBox)
display.setSizePolicy (QSizePolicy.Expanding, QSizePolicy.Expanding)
display.setHeaderLabels (["Item", "Name", "Driver", "I/F Type", "Sound Card Type"])
display.setColumnWidth (0, 300)
display.setColumnWidth (1, 300)
display.setColumnWidth (3, 75)
# retrieve a list of Solid.Device for this machine
deviceList = Solid.Device.allDevices ()
# filter the list of all devices and display matching results
# note that we never create a Solid.AudioInterface object, but
# receive one from the 'asDeviceInterface' call
for device in deviceList:
if device.isDeviceInterface (Solid.DeviceInterface.AudioInterface):
audio = device.asDeviceInterface (Solid.DeviceInterface.AudioInterface)
devtype = audio.deviceType ()
devstr = []
for key in audioInterfaceTypeStr:
flag = key & devtype
if flag:
devstr.append (audioInterfaceTypeStr [key])
QTreeWidgetItem (display, [device.product (),
audio.name (),
audioDriverStr [audio.driver ()],
"/".join (devstr),
soundcardTypeStr [audio.soundcardType ()]])
# This example can be run standalone
if __name__ == '__main__':
import sys
from PyQt4.QtCore import SIGNAL
from PyKDE4.kdecore import KCmdLineArgs, KAboutData, KLocalizedString, ki18n
from PyKDE4.kdeui import KApplication, KMainWindow
class MainWin (KMainWindow):
def __init__ (self, *args):
KMainWindow.__init__ (self)
self.resize(640, 480)
self.setCentralWidget (MainFrame (self))
#-------------------- main ------------------------------------------------
appName = "Solid_AudioInterface"
catalog = ""
programName = ki18n ("Solid_AudioInterface") #ki18n required here
version = "1.0"
description = ki18n ("Solid.AudioInterface Example") #ki18n required here
license = KAboutData.License_GPL
copyright = ki18n ("(c) 2007 Jim Bublitz") #ki18n required here
text = ki18n ("none") #ki18n required here
homePage = "www.riverbankcomputing.com"
bugEmail = "jbublitz@nwinternet.com"
aboutData = KAboutData (appName, catalog, programName, version, description,
license, copyright, text, homePage, bugEmail)
# ki18n required for first two addAuthor () arguments
aboutData.addAuthor (ki18n ("Troy Melhase"), ki18n ("original concept"))
aboutData.addAuthor (ki18n ("Jim Bublitz"), ki18n ("pykdedocs"))
KCmdLineArgs.init (sys.argv, aboutData)
app = KApplication ()
mainWindow = MainWin (None, "main window")
mainWindow.show()
app.connect (app, SIGNAL ("lastWindowClosed ()"), app.quit)
app.exec_ ()
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