beremiz

lazy initialization of highlight pens and brushes for DebugVariableViewer

Constructors wx.Pen() and wx.Brush() require wx.App to exist already.
That causes crash during import of the control,
because import is done before calling main application code.
<?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="1"
creationDateTime="2008-06-24T18:44:00"/>
<contentHeader name="canopen_slave"
modificationDateTime="2008-10-24T09:32:01"
language="en-US">
<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="test_main" pouType="program">
<interface>
<localVars>
<variable name="outvar" address="%QW0.0.8192.0">
<type>
<INT/>
</type>
</variable>
<variable name="invar" address="%IW0.0.8193.0">
<type>
<INT/>
</type>
</variable>
</localVars>
</interface>
<body>
<FBD>
<outVariable localId="1" height="29" width="80">
<position x="362" y="140"/>
<connectionPointIn>
<relPosition x="0" y="14"/>
<connection refLocalId="4" formalParameter="OUT">
<position x="362" y="154"/>
<position x="330" y="154"/>
<position x="330" y="153"/>
<position x="299" y="153"/>
</connection>
</connectionPointIn>
<expression>outvar</expression>
</outVariable>
<inVariable localId="2" height="29" width="20">
<position x="100" y="115"/>
<connectionPointOut>
<relPosition x="20" y="14"/>
</connectionPointOut>
<expression>1</expression>
</inVariable>
<block localId="4" width="75" height="60" typeName="ADD">
<position x="224" y="123"/>
<inputVariables>
<variable formalParameter="IN1">
<connectionPointIn>
<relPosition x="0" y="30"/>
<connection refLocalId="2">
<position x="224" y="153"/>
<position x="183" y="153"/>
<position x="183" y="129"/>
<position x="120" y="129"/>
</connection>
</connectionPointIn>
</variable>
<variable formalParameter="IN2">
<connectionPointIn>
<relPosition x="0" y="50"/>
<connection refLocalId="5">
<position x="224" y="173"/>
<position x="187" y="173"/>
<position x="187" y="187"/>
<position x="150" y="187"/>
</connection>
</connectionPointIn>
</variable>
</inputVariables>
<inOutVariables/>
<outputVariables>
<variable formalParameter="OUT">
<connectionPointOut>
<relPosition x="75" y="30"/>
</connectionPointOut>
</variable>
</outputVariables>
</block>
<inVariable localId="5" height="29" width="60">
<position x="90" y="173"/>
<connectionPointOut>
<relPosition x="60" y="14"/>
</connectionPointOut>
<expression>invar</expression>
</inVariable>
</FBD>
</body>
</pou>
</pous>
</types>
<instances>
<configurations>
<configuration name="conf">
<resource name="res">
<task name="tache" interval="00:00:00.010000" priority="0">
<pouInstance name="toto" type="test_main"/>
</task>
</resource>
</configuration>
</configurations>
</instances>
</project>