connectors/PYRO_dialog.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Sun, 14 Feb 2021 05:22:30 +0100
branchsvghmi
changeset 3139 1f5ca646ce6e
parent 2609 c8cb60bf6c6a
child 3750 f62625418bff
permissions -rw-r--r--
SVGHMI: Add inhibition to widget's apply_hmi_value() so that it does not change variable more frquently than given widget's frequency. This prevents flooding network with many update if browser is producing events at high rate, as for exemple when dragging ScrollBar's cursor.
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# See COPYING file for copyrights details.

from __future__ import absolute_import

from itertools import repeat, islice, chain

from connectors.SchemeEditor import SchemeEditor


model = [('host', _("Host:")),
         ('port', _("Port:"))]

# (scheme, model, secure)
models = [("LOCAL", [], False), ("PYRO", model, False), ("PYROS", model, True)]

Schemes = list(zip(*models)[0])

_PerSchemeConf = {sch: (mod, sec) for sch, mod, sec in models}


class PYRO_dialog(SchemeEditor):
    def __init__(self, scheme, *args, **kwargs):
        # ID selector is enabled only on PYROS (secure)
        self.model, self.EnableIDSelector = _PerSchemeConf[scheme]

        SchemeEditor.__init__(self, scheme, *args, **kwargs)

    # pylint: disable=unused-variable
    def SetLoc(self, loc):
        hostport, ID = list(islice(chain(loc.split("#"), repeat("")), 2))
        host, port = list(islice(chain(hostport.split(":"), repeat("")), 2))
        self.SetFields(locals())

    def GetLoc(self):
        if self.model:
            fields = self.GetFields()
            template = "{host}"
            if fields['port']:
                template += ":{port}"
            if self.EnableIDSelector:
                if fields['ID']:
                    template += "#{ID}"

            return template.format(**fields)
        return ''