+
+class PixmapConditional(Pixmap):
+ def __init__(self, withTimer = True):
+ Pixmap.__init__(self)
+
+ self.setConnect(None)
+
+ if (withTimer):
+ self.conditionCheckTimer = eTimer()
+ self.conditionCheckTimer.timeout.get().append(self.update)
+ self.conditionCheckTimer.start(1000)
+
+ def setConnect(self, conditionalFunction):
+ self.conditionalFunction = conditionalFunction
+
+ def activateCondition(self, condition):
+ if (condition):
+ if (self.state == self.HIDDEN):
+ self.showPixmap()
+ else:
+ if (self.state == self.SHOWN):
+ self.hidePixmap()
+
+ def update(self):
+ if (self.conditionalFunction != None):
+ try:
+ self.conditionalFunction() # check, if the conditionalfunction is still valid
+ except:
+ self.conditionalFunction = None
+ self.activateCondition(False)
+
+ self.activateCondition(self.conditionalFunction())