擅长:python、mysql、java
<p>可以将属性用于属性</p>
<pre><code>class Window(object):
def __init__(self, name):
self.wind_name = name
def getWindowName(self):
return 'wnd' + self.wind_name
class Control(object):
def __init__(self, name, wnd):
self.contrl_name = name
self.wnd = wnd
setattr(self, 'getWindowName', wnd.getWindowName)
def get_wind_name(self):
return self.wnd.wind_name
def set_wind_name(self, v):
self.wnd.wind_name = v
wind_name = property(get_wind_name, set_wind_name)
def getControlName(self):
return (self.getWindowName(), 'unk' + self.contrl_name)
class Button(Control):
def __init__(self, name, wnd):
super(Button, self).__init__(name, wnd)
def getControlName(self):
return (self.getWindowName(), 'btn' + self.contrl_name)
wnd = Window('MyApp')
btnOK = Button('OK', wnd)
print btnOK.getControlName() # work ok., return ('wndMyApp', 'btnOK')
btnOK.wind_name = 'NewApp'
print btnOK.getControlName()
</code></pre>