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TaurusQAttributeFactory

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TaurusQAttribute

Inheritance diagram of TaurusQAttribute

class TaurusQAttribute(xmodel=None, id=None)

Bases: PyQt4.QtCore.QObject, taurus.qt.qtgui.base.taurusbase.TaurusBaseComponent

A listener for taurus attributes. It stores the value in a numpy array and emits a dataChanged signal when the data has changed.

applyTransformation()
cref_RegExp = <_sre.SRE_Pattern object at 0xab1dc00>
handleEvent(src, evt_type, val)

Handles Taurus Events for this curve

See: TaurusBaseQAttr.handleEvent()

preProcessTransformation(trstring)

parses the transformation string and creates the necessary symbols for the evaluator. It also connects any referenced qAttrs so that the transformation gets re-evaluated if they change. :type trstring: :class:~`str` :param trstring: a string to be pre-processed

Return type::class:~`tuple` <:class:~`str`, :class:~`bool`>
Returns:a tuple containing the processed string and a boolean indicating if the preprocessing was successful. if ok==True, the string is ready to be evaluated
pyVar_RegExp = <_sre.SRE_Pattern object at 0xa928560>