def background_process(self, cmd, stdout=False, stderr=False, env=None):
'''Add a new background process and begin running it.'''
process = KProcess()
#if env:
# process.setEnv()
process.setNextOpenMode(QIODevice.ReadOnly|QIODevice.Text)
if stdout and stderr:
process.setOutputChannelMode(KProcess.MergedChannels)
else:
if stdout:
process.setOutputChannelMode(KProcess.OnlyStdoutChannel)
elif stderr:
process.setOutputChannelMode(KProcess.OnlyStderrChannel)
process.setProgram(cmd)
process.start()
self.__process = process
def init(self):
#There is no configuration dialogue for this applet
self.setHasConfigurationInterface(False)
#This applet will always retain its Initial aspect ratio
self.setAspectRatioMode(Plasma.KeepAspectRatio)
#Get the current theme and use the default background ("widgets/background") and background hints
self.theme = Plasma.Svg(self)
self.theme.setImagePath("widgets/background")
self.setBackgroundHints(Plasma.Applet.DefaultBackground)
#The applet layout is horizontal
self.layout = QGraphicsLinearLayout(Qt.Vertical, self.applet)
#Create a new label
self.label = Plasma.Label(self.applet)
# Add the label to the layout so it will be displayed
self.layout.addItem(self.label)
self.setLayout(self.layout)
# setup the process
self.process=KProcess(self)
self.process.setShellCommand(self.fortunecommand + " " + self.fortunecookies)
self.process.setOutputChannelMode(KProcess.MergedChannels)
# When the command outputs something , get it
QObject.connect( self.process, SIGNAL("readyReadStandardOutput()"), self.gotsomeoutput );
#setup timer
self.mytimer=QTimer(self)
# We don't want this to timeout all by itself..
self.mytimer.setSingleShot(True)
# When the timer times out, execute this
QObject.connect(self.mytimer,SIGNAL("timeout()"), self.TimeOut)
# start the timer
self.process.start()
self.mytimer.start(self.mytimeout)
# Set the default applet size
self.resize(180,130)
