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import skin
from GUIComponent import *
from enigma import *
class Widget(GUIComponent):
SHOWN = 0
HIDDEN = 1
def __init__(self):
GUIComponent.__init__(self)
self.instance = None
self.state = self.SHOWN
def GUIcreate(self, parent):
self.instance = self.createWidget(parent)
def GUIdelete(self):
self.removeWidget(self.instance)
self.instance = None
def removeWidget(self, w):
pass
def showWidget(self):
self.state = self.SHOWN
self.instance.show()
def hideWidget(self):
self.state = self.HIDDEN
self.instance.hide()
class ConditionalWidget(Widget):
def __init__(self, withTimer = True):
Widget.__init__(self)
self.setConnect(None)
if (withTimer):
self.conditionCheckTimer = eTimer()
self.conditionCheckTimer.timeout.get().append(self.update)
self.conditionCheckTimer.start(500)
def setConnect(self, conditionalFunction):
self.conditionalFunction = conditionalFunction
def activateCondition(self, condition):
if (condition):
if (self.state == self.HIDDEN):
self.showWidget()
else:
if (self.state == self.SHOWN):
self.hideWidget()
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())
import time
class BlinkingWidget(Widget):
def __init__(self):
Widget.__init__(self)
self.blinking = True
self.setBlinkTime(500)
self.timer = eTimer()
self.timer.timeout.get().append(self.blink)
def setBlinkTime(self, time):
self.blinktime = time
def blink(self):
if self.blinking == True:
if (self.state == self.SHOWN):
self.hideWidget()
elif (self.state == self.HIDDEN):
self.showWidget()
def startBlinking(self):
self.blinking = True
self.timer.start(self.blinktime)
def stopBlinking(self):
self.blinking = False
if (self.state == self.SHOWN):
self.hideWidget()
self.timer.stop()
class BlinkingWidgetConditional(BlinkingWidget, ConditionalWidget):
def __init__(self):
BlinkingWidget.__init__(self)
ConditionalWidget.__init__(self)
def activateCondition(self, condition):
if (condition):
if not self.blinking: # we are already blinking
self.startBlinking()
else:
if self.blinking: # we are blinking
self.stopBlinking()
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