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path: root/asciifarm/client/display/widget.py
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class Widget:
    
    
    def __init__(self, impl):
        self.impl = impl
        self.impl.setWidget(self)
        
        self.win = None
        self.screen = None
        self.changed = False
    
    def setWin(self, win, screen):
        self.win = win
        self.screen = screen
    
    def getWin(self):
        return self.win and self.screen and self.screen.getWin(self.win)
    
    def getImpl(self):
        return self.impl
    
    def change(self):
        self.changed = True
    
    def doUpdate(self):
        self.screen.update()
    
    def isChanged(self):
        return self.changed
    
    def update(self):
        if not self.getWin():
            return
        self.impl.update()
        self.changed = False