Serge NOEL
107 lines
3.7 KiB
Python
107 lines
3.7 KiB
Python
import java
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import java.awt
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import java.awt.event
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import java.beans
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import jmri
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import jmri.jmrit.jython.Jynstrument as Jynstrument
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import java.awt.CardLayout as CardLayout
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import jmri.util.swing.ResizableImagePanel as ResizableImagePanel
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import java.awt.event.MouseListener as MouseListener
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import java.beans.PropertyChangeListener as PropertyChangeListener
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import jmri.jmrit.throttle.interfaces.AddressListener as AddressListener
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class Light(Jynstrument, PropertyChangeListener, AddressListener, MouseListener):
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# Jynstrument mandatory part
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# Here this JYnstrument like to be in a ThrottleFrame and no anywhere else
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def getExpectedContextClassName(self):
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return "jmri.jmrit.throttle.UIImplementation.ThrottleFrame"
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def init(self):
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self.setLayout( CardLayout() )
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self.labelOff = ResizableImagePanel(self.getFolder() + "/LightOff.png",100,100 )
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self.labelOn = ResizableImagePanel(self.getFolder() + "/LightOn.png",100,100 )
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self.add(self.labelOff, "off")
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self.add(self.labelOn, "on")
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self.addComponentListener(self.labelOff)
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self.addComponentListener(self.labelOn)
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self.addMouseListener(self)
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self.getContext().addAddressListener(self)
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self.throttle = self.getContext().getThrottle()
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self.updateThrottle()
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self.setIcon()
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def quit(self): # very important to clean up everything to make sure GC will collect us
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self.cleanThrottle()
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if (self.getContext() != None) :
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self.getContext().removeAddressListener(self)
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# this is a good way to make sure that we're are actaully GCed
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# using memory watcher in development menu, we can force a GC from there
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def __del__(self):
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print "in destructor"
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#Inner workings:
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def updateThrottle(self): # update throttle informations when a new one is detected
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if self.throttle != None :
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self.throttle.addPropertyChangeListener(self)
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def cleanThrottle(self): # clean up throttle information when it is deconnected
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if self.throttle != None :
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self.throttle.removePropertyChangeListener(self)
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self.throttle = None
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def switch(self): # actually do function value change
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if self.throttle != None :
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self.throttle.setFunction(0, not self.throttle.getFunction(0) ) # HERE!
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self.setIcon()
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def setIcon(self): # update appearance
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cl = self.getLayout()
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if self.throttle == None :
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cl.show(self, "off")
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elif self.throttle.getFunction(0) :
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cl.show(self, "on")
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else :
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cl.show(self, "off")
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#PropertyChangeListener part: to listen for Function 0 changes
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def propertyChange(self, event):
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if event.getPropertyName() == "F0" :
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self.setIcon()
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#AddressListener part: to listen for address changes in address panel (release, acquired)
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def notifyAddressChosen(self, address):
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pass
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def notifyAddressThrottleFound(self, throttle):
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self.throttle = throttle
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self.updateThrottle()
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self.setIcon()
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def notifyAddressReleased(self, address):
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self.cleanThrottle()
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self.setIcon()
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def notifyConsistAddressChosen(self, address):
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self.notifyAddressChosen(address)
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def notifyConsistAddressThrottleFound(self, throttle):
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self.notifyAddressThrottleFound(throttle)
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def notifyConsistAddressReleased(self, address):
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self.notifyAddressReleased(address)
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#MouseListener part: to listen for mouse events
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def mouseReleased(self, event):
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self.switch()
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def mousePressed(self, event):
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pass
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def mouseClicked(self, event):
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pass
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def mouseExited(self, event):
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pass
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def mouseEntered(self, event):
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pass
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