tests/svghmi_v2/py_ext_0@py_ext/pyfile.xml
author Edouard Tisserant
Thu, 10 Sep 2020 16:08:26 +0200
branchsvghmi
changeset 3053 bff50b7e50ee
parent 3016 085a678715d0
permissions -rw-r--r--
Runtime/PLCObject : move call to PreStartPLC right after call to the "start" method of all python extensions, and then just before the start of the python loop executing python_* blocks.
<?xml version='1.0' encoding='utf-8'?>
<PyFile xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <variables>
    <variable name="SomePLCglobal" type="HMI_STRING" initial="'blaf'" onchange="MyOnChangeFunc"/>
  </variables>
  <globals>
    <xhtml:p><![CDATA[

def MyOnChangeFunc(changed_var_name):
    print changed_var_name + ": " + getattr(PLCGlobals, changed_var_name)

]]></xhtml:p>
  </globals>
  <init>
    <xhtml:p><![CDATA[
]]></xhtml:p>
  </init>
  <cleanup>
    <xhtml:p><![CDATA[
]]></xhtml:p>
  </cleanup>
  <start>
    <xhtml:p><![CDATA[
]]></xhtml:p>
  </start>
  <stop>
    <xhtml:p><![CDATA[
]]></xhtml:p>
  </stop>
</PyFile>