rcParamVerifier.py

#!/usr/local/bin/python
#
#                               Copyright 2003
#                                     by
#                        The Board of Trustees of the
#                     Leland Stanford Junior University.
#                            All rights reserved.
#

__facility__ = "Online"
__abstract__ = "Parameter verifier class"
__author__   = "S. Tuvi <STuvi@SLAC.Stanford.edu>"
__date__     = ("$Date: 2005/01/10 19:51:55 $").split(' ')[1]
__version__  = "$Revision: 2.3 $"
__release__  = "$Name: R04-12-00 $"
__credits__  = "SLAC"

import LATTE.copyright_SLAC

from rcParamVerifyGUIImpl import rcParamVerifyGUIImpl

class rcParamVerifier(object):
  def __init__(self, common, parent = None, name = None, fl = 0):
    self.__verifyGUI = rcParamVerifyGUIImpl(common, parent, name, fl)
    self.__common = common

  def initialize(self, testName):
    self.__parNames = []
    self.__parValues = []
    self.__testName = testName

  def add(self, parName, parValue):
    """\brief Add parameter and its value to the verify list

    \param parName Parameter name or description
    \param parValue Parameter value that the operator inputted
    """
    if parName not in self.__parNames:
      self.__parNames.append(parName)
      self.__parValues.append(parValue)
    else:
      raise KeyError, "Parameter with name: %s already added." % parName

  def getParameters(self, parName=None):
    """\brief Retrive parameters to verify

    \param parName Parameter to retrieve from the verify list (optional)

    \return A list containing the parameter name and value tuple if \a parName is specified or
            A list of parameter name and value tuples if \a parName is None.
    """
    if parName is not None:
      if parName in self.__parNames:
        return [(parName, self.__parValues[self.__parNames.index(parName)])]
    else:
      return map(None, self.__parNames, self.__parValues)

  def verify(self):
    if len(self.getParameters()) > 0:
      self.__verifyGUI.initialize(self.__testName)
      for (parName, parValue) in self.getParameters():
        self.__verifyGUI.addParameter(parName, parValue)
      self.__verifyGUI.show()
      return self.__verifyGUI.exec_loop()
    else:
      return 1

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