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object --+ | accept_criterion.IAcceptCriterion --+ | client_side_criterion.ClientSideCriterion --+ | SourceIsTarget
A criterion that ensures the drag source is the same as drop target.
Eg. Tree or Table could
support only re-ordering of items, but no Transferable
s coming outside.
Note! Class is singleton, use get method to get the instance.
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Inherited from Inherited from |
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_instance = SourceIsTarget()
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Inherited from |
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x.__init__(...) initializes x; see help(type(x)) for signature
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Validates the data in event to be appropriate for the Note that even if your criterion is validated on client side, you should always validate the data on server side too.
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