Runtime: Added PostStart methot to PLCObject, called after PLC is started, with all libraries and python object already created, and python extensions "Start" methods being called.
This is called before python thread processing py_eval blocks starts. Example purpose: attach additional ressource to web services
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://www.plcopen.org/xml/tc6.xsd"
xmlns:xhtml="http://www.w3.org/1999/xhtml"
xsi:schemaLocation="http://www.plcopen.org/xml/tc6.xsd">
<fileHeader companyName="Beremiz"
productName="Beremiz"
productVersion="0.0"
creationDateTime="2008-12-14T16:53:26"/>
<contentHeader name="Beremiz non-standard POUs library"
modificationDateTime="2009-08-12T15:35:33">
<coordinateInfo>
<fbd>
<scaling x="0" y="0"/>
</fbd>
<ld>
<scaling x="0" y="0"/>
</ld>
<sfc>
<scaling x="0" y="0"/>
</sfc>
</coordinateInfo>
</contentHeader>
<types>
<dataTypes/>
<pous>
<pou name="GetBoolString" pouType="functionBlock">
<interface>
<inputVars>
<variable name="VALUE">
<type>
<BOOL/>
</type>
</variable>
</inputVars>
<outputVars>
<variable name="CODE">
<type>
<string/>
</type>
</variable>
</outputVars>
</interface>
<body>
<ST>
<![CDATA[IF VALUE THEN
CODE := 'True';
ELSE
CODE := 'False';
END_IF;]]>
</ST>
</body>
</pou>
<pou name="TextCtrl" pouType="functionBlock">
<interface>
<localVars>
<variable name="ID">
<type>
<string/>
</type>
</variable>
</localVars>
<inputVars>
<variable name="back_id">
<type>
<string/>
</type>
</variable>
<variable name="set_text">
<type>
<BOOL/>
</type>
</variable>
<variable name="text">
<type>
<string/>
</type>
</variable>
</inputVars>
<localVars>
<variable name="SVGUI_TEXTCTRL">
<type>
<derived name="python_eval"/>
</type>
</variable>
<variable name="setstate_Command">
<type>
<derived name="python_eval"/>
</type>
</variable>
</localVars>
</interface>
<body>
<FBD>
<block localId="1" width="193" height="160" typeName="CONCAT">
<position x="626" y="122"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="43"/>
<connection refLocalId="2">
<position x="626" y="165"/>
<position x="535" y="165"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="89"/>
<connection refLocalId="3">
<position x="626" y="211"/>
<position x="535" y="211"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN3">
<connectionPointIn>
<relPosition x="0" y="135"/>
<connection refLocalId="6">
<position x="626" y="257"/>
<position x="532" y="257"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="193" y="43"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="2" height="30" width="460">
<position x="75" y="150"/>
<connectionPointOut>
<relPosition x="460" y="15"/>
</connectionPointOut>
<expression>'createSVGUIControl("textControl", back_id="'</expression>
</inVariable>
<inVariable localId="3" height="35" width="85">
<position x="450" y="196"/>
<connectionPointOut>
<relPosition x="85" y="15"/>
</connectionPointOut>
<expression>back_id</expression>
</inVariable>
<inVariable localId="6" height="30" width="50">
<position x="482" y="242"/>
<connectionPointOut>
<relPosition x="50" y="15"/>
</connectionPointOut>
<expression>'")'</expression>
</inVariable>
<block localId="7" width="125" height="115" typeName="python_eval" instanceName="SVGUI_TEXTCTRL">
<position x="909" y="75"/>
<inputVariables>
<variable formalParameter="TRIG">
<connectionPointIn>
<relPosition x="0" y="45"/>
<connection refLocalId="9">
<position x="909" y="120"/>
<position x="886" y="120"/>
<position x="886" y="85"/>
<position x="869" y="85"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="CODE">
<connectionPointIn>
<relPosition x="0" y="90"/>
<connection refLocalId="1" formalParameter="OUT">
<position x="909" y="165"/>
<position x="819" y="165"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="ACK">
<connectionPointOut>
<relPosition x="125" y="45"/>
</connectionPointOut>
</variable>
<variable formalParameter="RESULT">
<connectionPointOut>
<relPosition x="125" y="90"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="9" height="30" width="70">
<position x="799" y="70"/>
<connectionPointOut>
<relPosition x="70" y="15"/>
</connectionPointOut>
<expression>BOOL#1</expression>
</inVariable>
<outVariable localId="10" height="30" width="30">
<position x="1094" y="150"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="7" formalParameter="RESULT">
<position x="1094" y="165"/>
<position x="1034" y="165"/>
</connection>
</connectionPointIn>
<expression>ID</expression>
</outVariable>
<connector name="CREATED" localId="11" height="30" width="110">
<position x="1096" y="105"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="7" formalParameter="ACK">
<position x="1096" y="120"/>
<position x="1034" y="120"/>
</connection>
</connectionPointIn>
</connector>
<block localId="4" width="125" height="140" typeName="python_eval" instanceName="setstate_Command">
<position x="957" y="472"/>
<inputVariables>
<variable formalParameter="TRIG">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="31" formalParameter="OUT">
<position x="957" y="522"/>
<position x="909" y="522"/>
<position x="909" y="444"/>
<position x="857" y="444"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="CODE">
<connectionPointIn>
<relPosition x="0" y="110"/>
<connection refLocalId="12" formalParameter="OUT">
<position x="957" y="582"/>
<position x="822" y="582"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="ACK">
<connectionPointOut>
<relPosition x="125" y="50"/>
</connectionPointOut>
</variable>
<variable formalParameter="RESULT">
<connectionPointOut>
<relPosition x="125" y="110"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<continuation name="CREATED" localId="5" height="30" width="110">
<position x="589" y="429"/>
<connectionPointOut>
<relPosition x="110" y="15"/>
</connectionPointOut>
</continuation>
<block localId="12" width="186" height="288" typeName="CONCAT">
<position x="636" y="536"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="46"/>
<connection refLocalId="14">
<position x="636" y="582"/>
<position x="526" y="582"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="99"/>
<connection refLocalId="8">
<position x="636" y="635"/>
<position x="526" y="635"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN3">
<connectionPointIn>
<relPosition x="0" y="152"/>
<connection refLocalId="15">
<position x="636" y="688"/>
<position x="527" y="688"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN4">
<connectionPointIn>
<relPosition x="0" y="205"/>
<connection refLocalId="32">
<position x="636" y="741"/>
<position x="528" y="741"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN5">
<connectionPointIn>
<relPosition x="0" y="258"/>
<connection refLocalId="16">
<position x="636" y="794"/>
<position x="528" y="794"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="186" y="46"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="8" height="30" width="53">
<position x="473" y="620"/>
<connectionPointOut>
<relPosition x="53" y="15"/>
</connectionPointOut>
<expression>ID</expression>
</inVariable>
<inVariable localId="13" height="35" width="100">
<position x="599" y="469"/>
<connectionPointOut>
<relPosition x="100" y="17"/>
</connectionPointOut>
<expression>set_text</expression>
</inVariable>
<inVariable localId="14" height="30" width="120">
<position x="406" y="567"/>
<connectionPointOut>
<relPosition x="120" y="15"/>
</connectionPointOut>
<expression>'setAttr('</expression>
</inVariable>
<inVariable localId="15" height="30" width="122">
<position x="405" y="673"/>
<connectionPointOut>
<relPosition x="122" y="15"/>
</connectionPointOut>
<expression>',"text","'</expression>
</inVariable>
<inVariable localId="16" height="30" width="50">
<position x="478" y="779"/>
<connectionPointOut>
<relPosition x="50" y="15"/>
</connectionPointOut>
<expression>'")'</expression>
</inVariable>
<block localId="31" width="75" height="105" typeName="AND">
<position x="782" y="403"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="41"/>
<connection refLocalId="5">
<position x="782" y="444"/>
<position x="699" y="444"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="83"/>
<connection refLocalId="13">
<position x="782" y="486"/>
<position x="699" y="486"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="75" y="41"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="32" height="30" width="90">
<position x="438" y="726"/>
<connectionPointOut>
<relPosition x="90" y="15"/>
</connectionPointOut>
<expression>text</expression>
</inVariable>
</FBD>
</body>
</pou>
<pou name="Button" pouType="functionBlock">
<interface>
<localVars>
<variable name="ID">
<type>
<string/>
</type>
</variable>
</localVars>
<inputVars>
<variable name="back_id">
<type>
<string/>
</type>
</variable>
<variable name="sele_id">
<type>
<string/>
</type>
</variable>
<variable name="toggle">
<type>
<BOOL/>
</type>
</variable>
<variable name="set_state">
<type>
<BOOL/>
</type>
</variable>
<variable name="state_in">
<type>
<BOOL/>
</type>
</variable>
</inputVars>
<outputVars>
<variable name="state_out">
<type>
<BOOL/>
</type>
</variable>
</outputVars>
<localVars>
<variable name="init_Command">
<type>
<derived name="python_eval"/>
</type>
</variable>
<variable name="GetButtonState">
<type>
<derived name="GetBoolString"/>
</type>
</variable>
<variable name="setstate_Command">
<type>
<derived name="python_eval"/>
</type>
</variable>
<variable name="getstate_Command">
<type>
<derived name="python_poll"/>
</type>
</variable>
<variable name="GetButtonToggle">
<type>
<derived name="GetBoolString"/>
</type>
</variable>
</localVars>
</interface>
<body>
<FBD>
<block localId="1" width="125" height="140" typeName="python_eval" instanceName="init_Command">
<position x="838" y="32"/>
<inputVariables>
<variable formalParameter="TRIG">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="10">
<position x="838" y="82"/>
<position x="781" y="82"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="CODE">
<connectionPointIn>
<relPosition x="0" y="110"/>
<connection refLocalId="2" formalParameter="OUT">
<position x="838" y="142"/>
<position x="641" y="142"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="ACK">
<connectionPointOut>
<relPosition x="125" y="50"/>
</connectionPointOut>
</variable>
<variable formalParameter="RESULT">
<connectionPointOut>
<relPosition x="125" y="110"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<block localId="2" width="150" height="442" typeName="CONCAT">
<position x="491" y="92"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="3">
<position x="491" y="142"/>
<position x="433" y="142"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="110"/>
<connection refLocalId="11">
<position x="491" y="202"/>
<position x="431" y="202"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN3">
<connectionPointIn>
<relPosition x="0" y="170"/>
<connection refLocalId="5">
<position x="491" y="262"/>
<position x="431" y="262"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN4">
<connectionPointIn>
<relPosition x="0" y="230"/>
<connection refLocalId="12">
<position x="491" y="322"/>
<position x="430" y="322"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN5">
<connectionPointIn>
<relPosition x="0" y="290"/>
<connection refLocalId="23">
<position x="491" y="382"/>
<position x="463" y="382"/>
<position x="463" y="370"/>
<position x="430" y="370"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN6">
<connectionPointIn>
<relPosition x="0" y="350"/>
<connection refLocalId="24" formalParameter="CODE">
<position x="491" y="442"/>
<position x="429" y="442"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN7">
<connectionPointIn>
<relPosition x="0" y="410"/>
<connection refLocalId="9">
<position x="491" y="502"/>
<position x="430" y="502"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="150" y="50"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="3" height="30" width="400">
<position x="33" y="127"/>
<connectionPointOut>
<relPosition x="400" y="15"/>
</connectionPointOut>
<expression>'createSVGUIControl("button",back_id="'</expression>
</inVariable>
<inVariable localId="5" height="30" width="140">
<position x="291" y="247"/>
<connectionPointOut>
<relPosition x="140" y="15"/>
</connectionPointOut>
<expression>'",sele_id="'</expression>
</inVariable>
<inVariable localId="9" height="30" width="180">
<position x="250" y="487"/>
<connectionPointOut>
<relPosition x="180" y="15"/>
</connectionPointOut>
<expression>',active=True)'</expression>
</inVariable>
<inVariable localId="10" height="30" width="70">
<position x="711" y="67"/>
<connectionPointOut>
<relPosition x="70" y="15"/>
</connectionPointOut>
<expression>BOOL#1</expression>
</inVariable>
<inVariable localId="11" height="35" width="85">
<position x="346" y="187"/>
<connectionPointOut>
<relPosition x="85" y="15"/>
</connectionPointOut>
<expression>back_id</expression>
</inVariable>
<inVariable localId="12" height="35" width="85">
<position x="345" y="307"/>
<connectionPointOut>
<relPosition x="85" y="15"/>
</connectionPointOut>
<expression>sele_id</expression>
</inVariable>
<inVariable localId="13" height="35" width="100">
<position x="452" y="639"/>
<connectionPointOut>
<relPosition x="100" y="15"/>
</connectionPointOut>
<expression>set_state</expression>
</inVariable>
<block localId="28" width="140" height="40" typeName="GetBoolString" instanceName="GetButtonState">
<position x="239" y="897"/>
<inputVariables>
<variable formalParameter="VALUE">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="32">
<position x="239" y="927"/>
<position x="181" y="927"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="CODE">
<connectionPointOut>
<relPosition x="140" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<outVariable localId="29" height="30" width="53">
<position x="1015" y="127"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="1" formalParameter="RESULT">
<position x="1015" y="142"/>
<position x="963" y="142"/>
</connection>
</connectionPointIn>
<expression>ID</expression>
</outVariable>
<block localId="4" width="125" height="140" typeName="python_eval" instanceName="setstate_Command">
<position x="810" y="640"/>
<inputVariables>
<variable formalParameter="TRIG">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="31" formalParameter="OUT">
<position x="810" y="690"/>
<position x="762" y="690"/>
<position x="762" y="612"/>
<position x="710" y="612"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="CODE">
<connectionPointIn>
<relPosition x="0" y="110"/>
<connection refLocalId="7" formalParameter="OUT">
<position x="810" y="750"/>
<position x="643" y="750"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="ACK">
<connectionPointOut>
<relPosition x="125" y="50"/>
</connectionPointOut>
</variable>
<variable formalParameter="RESULT">
<connectionPointOut>
<relPosition x="125" y="110"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<connector name="CREATED" localId="30" height="30" width="110">
<position x="1014" y="67"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="1" formalParameter="ACK">
<position x="1014" y="82"/>
<position x="963" y="82"/>
</connection>
</connectionPointIn>
</connector>
<continuation name="CREATED" localId="6" height="30" width="110">
<position x="442" y="597"/>
<connectionPointOut>
<relPosition x="110" y="15"/>
</connectionPointOut>
</continuation>
<block localId="31" width="75" height="105" typeName="AND">
<position x="635" y="571"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="41"/>
<connection refLocalId="6">
<position x="635" y="612"/>
<position x="552" y="612"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="83"/>
<connection refLocalId="13">
<position x="635" y="654"/>
<position x="552" y="654"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="75" y="41"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="32" height="30" width="90">
<position x="91" y="912"/>
<connectionPointOut>
<relPosition x="90" y="15"/>
</connectionPointOut>
<expression>state_in</expression>
</inVariable>
<outVariable localId="33" height="30" width="100">
<position x="1334" y="1184"/>
<connectionPointIn>
<relPosition x="0" y="15"/>
<connection refLocalId="26" formalParameter="OUT">
<position x="1334" y="1199"/>
<position x="1286" y="1199"/>
</connection>
</connectionPointIn>
<expression>state_out</expression>
</outVariable>
<block localId="7" width="150" height="319" typeName="CONCAT">
<position x="493" y="701"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="49"/>
<connection refLocalId="14">
<position x="493" y="750"/>
<position x="379" y="750"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="108"/>
<connection refLocalId="8">
<position x="493" y="809"/>
<position x="435" y="809"/>
<position x="435" y="803"/>
<position x="379" y="803"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN3">
<connectionPointIn>
<relPosition x="0" y="167"/>
<connection refLocalId="15">
<position x="493" y="868"/>
<position x="435" y="868"/>
<position x="435" y="855"/>
<position x="379" y="855"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN4">
<connectionPointIn>
<relPosition x="0" y="226"/>
<connection refLocalId="28" formalParameter="CODE">
<position x="493" y="927"/>
<position x="379" y="927"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN5">
<connectionPointIn>
<relPosition x="0" y="285"/>
<connection refLocalId="16">
<position x="493" y="986"/>
<position x="377" y="986"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="150" y="49"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="8" height="30" width="53">
<position x="326" y="788"/>
<connectionPointOut>
<relPosition x="53" y="15"/>
</connectionPointOut>
<expression>ID</expression>
</inVariable>
<inVariable localId="14" height="30" width="120">
<position x="259" y="735"/>
<connectionPointOut>
<relPosition x="120" y="15"/>
</connectionPointOut>
<expression>'setAttr('</expression>
</inVariable>
<inVariable localId="15" height="30" width="122">
<position x="257" y="840"/>
<connectionPointOut>
<relPosition x="122" y="15"/>
</connectionPointOut>
<expression>',"state",'</expression>
</inVariable>
<inVariable localId="16" height="30" width="41">
<position x="336" y="971"/>
<connectionPointOut>
<relPosition x="41" y="15"/>
</connectionPointOut>
<expression>')'</expression>
</inVariable>
<block localId="17" width="125" height="140" typeName="python_poll" instanceName="getstate_Command">
<position x="801" y="1089"/>
<inputVariables>
<variable formalParameter="TRIG">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="18">
<position x="801" y="1139"/>
<position x="763" y="1139"/>
<position x="763" y="1099"/>
<position x="720" y="1099"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="CODE">
<connectionPointIn>
<relPosition x="0" y="110"/>
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