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55 lines
1.4 KiB
55 lines
1.4 KiB
from update import update
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from browser import window
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class Message:
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def __init__(self, *args):
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self._args = args
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self.error = None
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def update_model(self, model):
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raise NotImplementedError("This message does not implement update_model method")
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def on_event(self, event):
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pass
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def get_arg(self, n, argtype=None):
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if n > len(self._args):
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window.console.log("not enough arguments: {} <= {}".format(n, len(self._args)))
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result = self._args[n]
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if argtype is not None:
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if not type(result) is argtype:
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window.console.trace("Error type check!")
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return None
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return result
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def data_change(self):
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return True
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def add_arg(self, arg):
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self._args.append(arg)
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def reset(self):
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return True
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class ClickMessage(Message):
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def on_event(self, event):
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event.stopPropagation()
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def data_change(self):
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return False
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def msg(message, params):
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if not issubclass(type(message), Message):
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window.console.log("Not scheduling a Message type, this will not work!")
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return lambda: None
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def callback(event):
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message.on_event(event) #message_class(event, params)
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update.schedule(message)
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return callback
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