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Check value_stream before property is accessed #136

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MattRoyle wants to merge 1 commit into from
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Check value_stream before property is accessed #136

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4 changes: 3 additions & 1 deletion nion/ui/CanvasItem.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3235,7 +3235,9 @@ def close(self) -> None:

@property
def value(self) -> float:
return self.value_stream.value or 0.0
if self.value_stream is not None and self.value_stream.value is not None:
return self.value_stream.value
return 0.0

@value.setter
def value(self, value: float) -> None:
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