path: root/scc/scc.xslt

<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template name="smname"><xsl:choose><xsl:when test="string(/scxml/@name)=''"><xsl:value-of select="$target" /></xsl:when>
 <xsl:otherwise><xsl:value-of select="/scxml/@name" /></xsl:otherwise></xsl:choose>
</xsl:template>
<xsl:template mode="stateid" match="*">
    <xsl:choose >
        <xsl:when test="name()='scxml'">this</xsl:when>
        <xsl:when test="string(@id) != ''" >state_<xsl:value-of select="@id" /></xsl:when>
        <xsl:otherwise>state_<xsl:value-of select="generate-id()" /></xsl:otherwise>
    </xsl:choose>
</xsl:template>
<xsl:template mode="execContext" match="if">
  if (<xsl:value-of select="@cond" />) {
  <xsl:apply-templates mode="execContext" />
   }
</xsl:template>
<xsl:template mode="execContext" match="else">
 } else {
</xsl:template>
<xsl:template mode="execContext" match="elseif">
 } else if (<xsl:value-of select="@cond" />) {
</xsl:template>
<xsl:template mode="execContext" match="log">
   QDebug((QtMsgType)<xsl:if test="string(@level)=''">0</xsl:if><xsl:value-of select="@level" />) &lt;&lt; "<xsl:value-of select="@label" />" &lt;&lt; <xsl:value-of select="@expr" />;
</xsl:template>
<xsl:template mode="execContext" match="assign">
    <xsl:if test="string(@dataid) != ''">
        set_<xsl:value-of select="@dataid" />(<xsl:value-of select="@expr" />);
    </xsl:if>
</xsl:template>
<xsl:template mode="execContext" match="raise|send">
            <xsl:choose>
                <xsl:when test="name()='raise' or target='_internal'">postInternalEvent(</xsl:when>
                <xsl:otherwise><xsl:if test="string(@id)!=''">
                            eventSenders[<xsl:value-of select="@id" />] = </xsl:if>new SCC_EventSender(this,<xsl:if test="string(@delay)=''">0</xsl:if>
                    <xsl:value-of select="@delay" />,
                            </xsl:otherwise>
                    </xsl:choose>new QSignalEvent(<xsl:if
                        test="string(@target)=''">this</xsl:if><xsl:value-of
                        select="@target" />,(*metaObject()).indexOfSignal("<xsl:value-of select="replace(@event,'\.','__')" />"),QVariantList()<xsl:for-each
                        select="param"><xsl:text><![CDATA[<<]]></xsl:text> QVariant(<xsl:value-of select="@expr" /><xsl:value-of select="text()" />)
                      </xsl:for-each>));
</xsl:template>
<xsl:template mode="execContext" match="cancel">
    { QObject* obj = eventSenders[<xsl:value-of select="@id" />]; if (obj) { (*obj).cancel(); }
</xsl:template>

<xsl:template match="/">
#include "QStateMachine"
#include "QSignalTransition"
<xsl:if test="count(//send[@target!='_internal']) != 0">
#include "QTimer"
</xsl:if>
<xsl:if test="count(//final)!=0">
 #include "QFinalState"
</xsl:if>
<xsl:if test="count(//history)!=0">
 #include "QHistoryState"
</xsl:if>
#include "QHash"
#include "QSignalEvent"
#include "QEventTransition"
<xsl:if test="count(//log)!=0">
#include "QDebug"
</xsl:if>
#ifndef __SMCLASS_<xsl:call-template name="smname" />_H
#define __SMCLASS_<xsl:call-template name="smname" />_H
class SMClass_<xsl:call-template name="smname" />;
    <xsl:if test="count(//transition[string(@event)='' and string(@cond)=''])!=0">
     class SCC_UnconditionalTransition : public QAbstractTransition
     {
     public:
         SCC_UnconditionalTransition(QState* s)
             : QAbstractTransition(s) {}
     protected:
         void onTransition(QEvent *) {}
         bool eventTest(QEvent *) { return true; }
     };
    </xsl:if>
    <xsl:if test="count(//send[string(@target)!='_internal'])!=0">
      class SCC_EventSender : public QTimer
      {
          Q_OBJECT
          private:
            QStateMachine* machine;
            QEvent* event;
          public:
          SCC_EventSender(QStateMachine* m, int delay, QEvent* e) : QTimer(m), machine(m), event(e)
          {
            setInterval(delay);
            setSingleShot(true);
            connect(this,SIGNAL(timeout()),this,SLOT(send()));
          }
          public Q_SLOTS:
            void cancel() { stop(); deleteLater(); }
            void send() { machine->postEvent(event); }
      };
    </xsl:if>
    <xsl:if test="count(//transition[string(@cond) != '']) !=0">
namespace {
    <xsl:for-each select="//transition[string(@cond) != '']">
        class Transition_<xsl:value-of select="generate-id()" /> : public Q<xsl:if test="string(@event) != ''">Signal</xsl:if>Transition
        {
            SMClass_<xsl:call-template name="smname" />* stateMachine;
            public:
                Transition_<xsl:value-of select="generate-id()" />(QState* parent)
                    : Q<xsl:if test="string(@event) != ''">Signal</xsl:if>Transition(parent),stateMachine((SMClass_<xsl:call-template name="smname" />*)(*parent).machine())
                {
                }

            protected:
                bool eventTest(QEvent* e);
        };

    </xsl:for-each>
};
    </xsl:if>
class SMClass_<xsl:call-template name="smname" /> : public QStateMachine
{
    Q_OBJECT
<xsl:for-each select="//datamodel/data">
    Q_PROPERTY(<xsl:value-of select="concat(@type,' ')" /> <xsl:value-of select="@id" /> READ get_<xsl:value-of select="@id" /> WRITE set_<xsl:value-of select="@id" /> NOTIFY <xsl:value-of select="@id" />_changed)
</xsl:for-each>
<xsl:for-each select="//transition/@animation">
    Q_PROPERTY(QAbstractAnimation* <xsl:value-of select="string()" /> READ anim_<xsl:value-of select="string()" /> WRITE setAnim_<xsl:value-of select="string()" />)
</xsl:for-each>

    public:
    SMClass_<xsl:call-template name="smname" />(QObject* o) : QStateMachine(o) {}
    <xsl:for-each select="//state|//parallel|//initial[count(transition/*)!=0]">
    QState* <xsl:apply-templates mode="stateid" select="current()" />;</xsl:for-each>
    <xsl:for-each select="//final">
    QFinalState* <xsl:apply-templates mode="stateid" select="current()" />;
    </xsl:for-each>
    <xsl:for-each select="//history">
    QHistoryState* <xsl:apply-templates mode="stateid" select="current()" />;
    </xsl:for-each>
    <xsl:for-each select="//transition[string(@cond) != '']">
        bool testCondition_<xsl:value-of select="generate-id()" />(const QEvent &amp; _event)
        {
            Q_UNUSED(_event)
            return <xsl:if test="string(@cond)=''">true</xsl:if><xsl:value-of select="@cond"/>;
        }
    </xsl:for-each>
    <xsl:for-each select="//datamodel/data">
        <xsl:value-of select="@type" /> get_<xsl:value-of select="@id" />() const
        {
            return _data.<xsl:value-of select="@id" />;
        }
        void set_<xsl:value-of select="@id" />(const <xsl:value-of select="@type" /> &amp; value)
        {
            _data.<xsl:value-of select="@id" /> = value;
            emit <xsl:value-of select="@id" />_changed(value);
        }
    </xsl:for-each>
      <xsl:if test="count(//datamodel/data) != 0">
    protected:
        struct {
    <xsl:for-each select="//datamodel/data">
            <xsl:text>          </xsl:text><xsl:value-of select="@type" /><xsl:text> </xsl:text><xsl:value-of select="@id" />;</xsl:for-each>
        } _data;
           </xsl:if>
             <xsl:if test="(count(//datamodel/data)+count(/scxml/script))!=0">
        void initScript()
        {
<xsl:for-each select="//datamodel/data">
    <xsl:if test="string(@expr) != ''">
            _data.<xsl:value-of select="@id" /> = <xsl:value-of select="@expr"/><xsl:value-of select="text()"/>;
    </xsl:if>
</xsl:for-each>
            <xsl:value-of select="/scxml/script/text()" />
        }
</xsl:if>
    private Q_SLOTS:
     <xsl:for-each select="//transition|//onentry|//onexit"><xsl:if test="count(*) != 0">
        void exec_<xsl:value-of select="generate-id()" />()
        {
            <xsl:apply-templates mode="execContext" />
        }
    </xsl:if></xsl:for-each>
   Q_SIGNALS:<xsl:for-each select="distinct-values(//node()[not (starts-with(@event,'done.state.')  or contains(@event,':'))]/@event)">
        void event_<xsl:value-of select="replace(string(),'\.','__')" />();</xsl:for-each>
    <xsl:for-each select="//datamodel/data">
        void <xsl:value-of select="@id" />_changed(const <xsl:value-of select="@type" /> &amp;);
    </xsl:for-each>
      <xsl:if test="count(//property)!=0">
    protected:
#ifndef QT_NO_PROPERTIES
    virtual void endSelectTransitions(QEvent *event)
    {
        <xsl:for-each select="//property">
            (*<xsl:apply-templates mode="stateid" select=".." />).assignProperty(<xsl:value-of
                    select="@object" />,"<xsl:value-of select="@name" />",QVariant(<xsl:value-of select="@expr" />));
        </xsl:for-each>
    }
#endif
 </xsl:if>
<xsl:if test="count(//send[string(@target)!='internal']) != 0">
    private:
        <xsl:text><![CDATA[QHash<QString,SCC_EventSender>]]></xsl:text> _eventSenders;
</xsl:if>
    public:
        void setupStateMachine()
        {
            setObjectName("<xsl:call-template name="smname" />");
            <xsl:for-each select="//state|//parallel|//final|//history|//initial">
            <xsl:apply-templates mode="stateid" select="." /> = new <xsl:choose>
                    <xsl:when test="name()='final'">QFinalState</xsl:when>
                    <xsl:when test="name()='history'">QHistoryState</xsl:when>
                    <xsl:otherwise>QState</xsl:otherwise>
                </xsl:choose>(<xsl:apply-templates mode="stateid" select=".." />);
            (*<xsl:apply-templates mode="stateid" select="." />).setObjectName("<xsl:value-of select="@id" />");
               <xsl:if
               test="name()='initial' or @id=../@initial">
            (*<xsl:apply-templates mode="stateid" select=".." />).setInitialState(<xsl:apply-templates mode="stateid" select="." />);</xsl:if>
               <xsl:if test="name()='parallel'">
                    (*<xsl:apply-templates mode="stateid" select="." />).setChildMode(ParallelStates);
                </xsl:if>
               <xsl:if test="name()='history'">
                    (*<xsl:apply-templates mode="stateid" select="." />).setHistoryType(QHistoryState::<xsl:choose>
                       <xsl:when test="@type='deep'">Deep</xsl:when>
                       <xsl:otherwise>Shallow</xsl:otherwise>
                       </xsl:choose>History);
                </xsl:if>
            </xsl:for-each>
            QAbstractTransition* transition;<xsl:for-each select="//transition">
            transition = new <xsl:choose>
            <xsl:when test="string(@cond)!=''">Transition_<xsl:value-of
             select="generate-id()" />(</xsl:when>
             <xsl:when test="starts-with(@event,'q-event:')">QEventTransition(<xsl:value-of
              select="substring-after(@event,'q-event:')" />,</xsl:when>
             <xsl:when test="starts-with(@event,'done.state.')">QSignalTransition(state_<xsl:value-of
              select="substring-after(@event,'done.state.')" />,SIGNAL(finished()),</xsl:when>
             <xsl:when test="string(@event)!=''">QSignalTransition(this,SIGNAL(event_<xsl:value-of select="replace(@event,'\.','__')" />()),</xsl:when>
             <xsl:otherwise>SCC_UnconditionalTransition(</xsl:otherwise></xsl:choose><xsl:apply-templates mode="stateid" select=".." />);<xsl:if test="count(*) != 0">
            connect(transition,SIGNAL(triggered()),this,SLOT(exec_<xsl:value-of select="generate-id()" />()));</xsl:if>
            <xsl:if test="string(@animation) != ''">
             (*transition).addAnimation(<xsl:value-of select="@animation" />);</xsl:if><xsl:if
                  test="string(@target) != ''"></xsl:if>
            <xsl:choose>
                <xsl:when test="string(@target)=''" />
                <xsl:when test="count(tokenize(@target,'\s+'))=1">
            (*transition).setTargetState(state_<xsl:value-of select="@target" />);</xsl:when>
                <xsl:otherwise>(*transition).setTargetStates(QList&lt;QAbstractState*&gt;()<xsl:for-each
                    select="tokenize(@target,'\s+')"> &lt;&lt; state_<xsl:value-of select="." /></xsl:for-each>);</xsl:otherwise>
            </xsl:choose>
            </xsl:for-each>
            <xsl:for-each select="//onentry|//onexit"><xsl:if test="count(*) != 0">
            connect(<xsl:apply-templates mode="stateid" select=".." />, SIGNAL(<xsl:choose>
                   <xsl:when test="name()='onentry'">entered</xsl:when>
                   <xsl:when test="name()='onexit'">exited</xsl:when>
                </xsl:choose>()),this,SLOT(exec_<xsl:value-of select="generate-id()" />()));</xsl:if></xsl:for-each>
        }
};
    <xsl:for-each select="//transition[string(@cond) != '']">
        bool Transition_<xsl:value-of select="generate-id()" />::eventTest(QEvent* e)
        {
            return Q<xsl:if test="string(@event) != ''">Signal</xsl:if>Transition::eventTest(e)
            &amp;&amp; stateMachine-&gt;testCondition_<xsl:value-of select="generate-id()" />(e?(*e):QEvent(QEvent::None));
        }
    </xsl:for-each>
#endif
    </xsl:template>

</xsl:stylesheet>