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49 lines
1.1 KiB
49 lines
1.1 KiB
import lib.screenful as screenful
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class Update:
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def __init__(self):
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self.model = None
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self.view = None
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def update_model(self, msg):
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# check if completely no action needed
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if msg.no_action():
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return
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# by default, no need to redraw entry
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entry_redraw = False
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# check if we need to signal the data change
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if msg.data_change():
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screenful.changed()
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entry_redraw = True
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# redraw of view can happen even if no data changed
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entry_redraw |= msg.entry_redraw()
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# check if we need to reset the model
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reset = msg.reset()
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if reset:
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self.model.pre_reset()
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# actually run the update_model
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msg.update_model(self.model)
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msg.clear_args()
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# post reset comes now
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if reset:
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self.model.post_reset()
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self.view.view(self.model, entry_redraw)
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def set_model(self, model):
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self.model = model
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def set_view(self, view):
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self.view = view
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update = Update()
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