RUNTIME: Variable forcing now uses limited list and buffer instead of systematical instance tree traversal and in-tree "fvalue" to keep track of forced value for pointed variables (external, located). Pointer swapping is performed when forcing externals and located, with backup being restored when forcing is reset. Retain still uses tree traversal.
<?xml version='1.0' encoding='utf-8'?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.plcopen.org/xml/tc6_0201" xmlns:xhtml="http://www.w3.org/1999/xhtml" xsi:schemaLocation="http://www.plcopen.org/xml/tc6_0201">
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<contentHeader name="Beremiz wxHMI test" modificationDateTime="2017-06-05T14:01:40">
<coordinateInfo>
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<fbd>
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<ld>
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<pou name="main_pytest" pouType="program">
<interface>
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<variable name="getCheckBoxState">
<type>
<derived name="python_poll"/>
</type>
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<variable name="counter">
<type>
<INT/>
</type>
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<variable name="setSpinCtrlValue">
<type>
<derived name="python_poll"/>
</type>
</variable>
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<expression>BOOL#TRUE</expression>
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<position x="20" y="270"/>
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<expression>'int(HMIFrame.checkbox_1.GetValue())'</expression>
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<position x="125" y="540"/>
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<position x="995" y="285"/>
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<expression>INT#1</expression>
</inVariable>
<comment localId="101" height="115" width="680">
<position x="10" y="30"/>
<content>
<xhtml:p><![CDATA[This example shows how IEC program in PLC can interact with UI created using wxGlade.
"WxGlade GUI" is extension to build user interface for PLC using wxGlade.
To edit user interface click on "WxGlade" icon in extension settings.]]></xhtml:p>
</content>
</comment>
</FBD>
</body>
</pou>
</pous>
</types>
<instances>
<configurations>
<configuration name="config">
<resource name="res_pytest">
<task name="pytest_task" interval="t#100ms" priority="0"/>
<pouInstance name="pytest_instance" typeName="main_pytest"/>
</resource>
</configuration>
</configurations>
</instances>
</project>