Method applyDomains

Web/Python/paraview/web/protocols.py:2652–2710

This function is used to apply the domains so that queries for specific values like range min and max retrieve something useful.

(self, parentProxy, proxy_id)

    # Taken directly from helper.py, applies domains so we can see real values.
    # --------------------------------------------------------------------------
    def applyDomains(self, parentProxy, proxy_id):
        """
        This function is used to apply the domains so that queries for
        specific values like range min and max retrieve something useful.
        """
        proxy = self.mapIdToProxy(proxy_id)

        # Call recursively on each sub-proxy if any
        for property_name in proxy.ListProperties():
            prop = proxy.GetProperty(property_name)
            if prop.IsA("vtkSMProxyProperty"):
                try:
                    if len(prop.Available) and prop.GetNumberOfProxies() == 1:
                        listdomain = prop.FindDomain("vtkSMProxyListDomain")
                        if listdomain:
                            for i in range(listdomain.GetNumberOfProxies()):
                                internal_proxy = listdomain.GetProxy(i)
                                self.applyDomains(
                                    parentProxy, internal_proxy.GetGlobalIDAsString()
                                )
                except:
                    exc_type, exc_obj, exc_tb = sys.exc_info()
                    print("Unexpected error:", exc_type, " line: ", exc_tb.tb_lineno)

        # Reset all properties to leverage domain capabilities
        for prop_name in proxy.ListProperties():
            if prop_name == "Input":
                continue
            try:
                skipReset = False
                prop = proxy.GetProperty(prop_name)
                iter = prop.NewDomainIterator()
                iter.Begin()
                while not iter.IsAtEnd():
                    domain = iter.GetDomain()
                    iter.Next()

                    try:
                        if domain.IsA("vtkSMBoundsDomain"):
                            domain.SetDomainValues(
                                parentProxy.GetDataInformation().GetBounds()
                            )
                    except AttributeError as attrErr:
                        skipReset = True
                        print(
                            "Caught exception setting domain values in apply_domains:"
                        )
                        print(attrErr)

                if not skipReset:
                    prop.ResetToDefault()

                # Need to UnRegister to handle the ref count from the NewDomainIterator
                iter.UnRegister(None)
            except:
                exc_type, exc_obj, exc_tb = sys.exc_info()
                print("Unexpected error:", exc_type, " line: ", exc_tb.tb_lineno)