plcopen/InstancesPathCollector.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Wed, 30 Jun 2021 15:51:59 +0200
branchsvghmi
changeset 3267 5f20f391ae31
parent 1953 5736d25bb393
child 3750 f62625418bff
permissions -rw-r--r--
SVGHMI: Prepare accepting multiple clients on multiple HMI: Use POULibrary new capability to add variables to PLC Configuration. Now heartbeat and HMI tree root are added by the library part of SVGHMI, and not by each instance.
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a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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#!/usr/bin/env python
a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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# -*- coding: utf-8 -*-
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# This file is part of Beremiz.
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# See COPYING file for copyrights details.
a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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parents:
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a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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from __future__ import absolute_import
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from plcopen.XSLTModelQuery import XSLTModelQuery
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5736d25bb393 PEP8 and PyLint conformance: whitespaces and stuff
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parents: 1942
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class InstancesPathCollector(XSLTModelQuery):
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    """ object for collecting instances path list"""
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    def __init__(self, controller):
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        self.Instances = []
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        XSLTModelQuery.__init__(self,
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                                controller,
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                                "instances_path.xslt",
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                                [("AddInstance", self.AddInstance)])
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    def AddInstance(self, context, *args):
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        self.Instances.append(args[0][0])
a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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parents:
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a4382ae1ba82 Added /plcopen/InstancesPathCollector.py, to move more model xslt querying code away from PLCController.py.
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    def Collect(self, root, name, debug):
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        self._process_xslt(root, debug, instance_type=name)
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        res = self.Instances
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parents:
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        self.Instances = []
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        return res