<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qscxmlecmascriptdatamodel.cpp --> <title>QScxmlEcmaScriptDataModel Class | Qt SCXML 5.12.6</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtscxml-index.html">Qt SCXML</a></td><td ><a href="qtscxml-module.html">C++ Classes</a></td><td >QScxmlEcmaScriptDataModel</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtscxml-index.html">Qt 5.12.6 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#reimplemented-public-functions">Reimplemented Public Functions</a></li> <li class="level1"><a href="#static-public-members">Static Public Members</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">QScxmlEcmaScriptDataModel Class</h1> <!-- $$$QScxmlEcmaScriptDataModel-brief --> <p>The <a href="qscxmlecmascriptdatamodel.html">QScxmlEcmaScriptDataModel</a> class is the ECMAScript data model for a Qt SCXML state machine. <a href="#details">More...</a></p> <!-- @@@QScxmlEcmaScriptDataModel --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <QScxmlEcmaScriptDataModel></span> </td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += scxml</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> Qt 5.7</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qscxmldatamodel.html">QScxmlDataModel</a></td></tr></table></div><ul> <li><a href="qscxmlecmascriptdatamodel-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2 id="public-functions">Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#QScxmlEcmaScriptDataModel">QScxmlEcmaScriptDataModel</a></b>(QObject *<i>parent</i> = nullptr)</td></tr> </table></div> <a name="reimplemented-public-functions"></a> <h2 id="reimplemented-public-functions">Reimplemented Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateAssignment">evaluateAssignment</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateForeach">evaluateForeach</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>, QScxmlDataModel::ForeachLoopBody *<i>body</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateInitialization">evaluateInitialization</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateToBool">evaluateToBool</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual QString </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateToString">evaluateToString</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual QVariant </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateToVariant">evaluateToVariant</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#evaluateToVoid">evaluateToVoid</a></b>(QScxmlExecutableContent::EvaluatorId <i>id</i>, bool *<i>ok</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#hasScxmlProperty">hasScxmlProperty</a></b>(const QString &<i>name</i>) const override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual QVariant </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#scxmlProperty">scxmlProperty</a></b>(const QString &<i>name</i>) const override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#setScxmlEvent">setScxmlEvent</a></b>(const QScxmlEvent &<i>event</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#setScxmlProperty">setScxmlProperty</a></b>(const QString &<i>name</i>, const QVariant &<i>value</i>, const QString &<i>context</i>) override</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#setup">setup</a></b>(const QVariantMap &<i>initialDataValues</i>) override</td></tr> </table></div> <ul> <li class="fn">14 public functions inherited from <a href="qscxmldatamodel.html#public-functions">QScxmlDataModel</a></li> </ul> <a name="static-public-members"></a> <h2 id="static-public-members">Static Public Members</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> const QMetaObject </td><td class="memItemRight bottomAlign"><b><a href="qscxmlecmascriptdatamodel.html#staticMetaObject-var">staticMetaObject</a></b></td></tr> </table></div> <h3>Additional Inherited Members</h3> <ul> <li class="fn">1 property inherited from <a href="qscxmldatamodel.html#properties">QScxmlDataModel</a></li> <li class="fn">1 signal inherited from <a href="qscxmldatamodel.html#signals">QScxmlDataModel</a></li> </ul> <a name="details"></a> <!-- $$$QScxmlEcmaScriptDataModel-description --> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>The <a href="qscxmlecmascriptdatamodel.html">QScxmlEcmaScriptDataModel</a> class is the ECMAScript data model for a Qt SCXML state machine.</p> <p>This class implements the ECMAScript data model as described in <a href="https://www.w3.org/TR/scxml/#ecma-profile">SCXML Specification - B.2 The ECMAScript Data Model</a>. It can be subclassed to perform custom initialization.</p> </div> <p><b>See also </b><a href="qscxmlstatemachine.html">QScxmlStateMachine</a> and <a href="qscxmldatamodel.html">QScxmlDataModel</a>.</p> <!-- @@@QScxmlEcmaScriptDataModel --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QScxmlEcmaScriptDataModel[overload1]$$$QScxmlEcmaScriptDataModelQObject* --> <h3 class="fn" id="QScxmlEcmaScriptDataModel"><a name="QScxmlEcmaScriptDataModel"></a>QScxmlEcmaScriptDataModel::<span class="name">QScxmlEcmaScriptDataModel</span>(<span class="type">QObject</span> *<i>parent</i> = nullptr)</h3> <p>Creates a new ECMAScript data model, with the parent object <i>parent</i>.</p> <!-- @@@QScxmlEcmaScriptDataModel --> <!-- $$$evaluateAssignment[overload1]$$$evaluateAssignmentQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateAssignment"><a name="evaluateAssignment"></a><code>[override virtual] </code><span class="type">void</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateAssignment</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateAssignment">QScxmlDataModel::evaluateAssignment</a>().</p> <!-- @@@evaluateAssignment --> <!-- $$$evaluateForeach[overload1]$$$evaluateForeachQScxmlExecutableContent::EvaluatorIdbool*QScxmlDataModel::ForeachLoopBody* --> <h3 class="fn" id="evaluateForeach"><a name="evaluateForeach"></a><code>[override virtual] </code><span class="type">void</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateForeach</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>, <span class="type"><a href="qscxmldatamodel-foreachloopbody.html">QScxmlDataModel::ForeachLoopBody</a></span> *<i>body</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateForeach">QScxmlDataModel::evaluateForeach</a>().</p> <!-- @@@evaluateForeach --> <!-- $$$evaluateInitialization[overload1]$$$evaluateInitializationQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateInitialization"><a name="evaluateInitialization"></a><code>[override virtual] </code><span class="type">void</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateInitialization</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateInitialization">QScxmlDataModel::evaluateInitialization</a>().</p> <!-- @@@evaluateInitialization --> <!-- $$$evaluateToBool[overload1]$$$evaluateToBoolQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateToBool"><a name="evaluateToBool"></a><code>[override virtual] </code><span class="type">bool</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateToBool</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateToBool">QScxmlDataModel::evaluateToBool</a>().</p> <!-- @@@evaluateToBool --> <!-- $$$evaluateToString[overload1]$$$evaluateToStringQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateToString"><a name="evaluateToString"></a><code>[override virtual] </code><span class="type">QString</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateToString</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateToString">QScxmlDataModel::evaluateToString</a>().</p> <!-- @@@evaluateToString --> <!-- $$$evaluateToVariant[overload1]$$$evaluateToVariantQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateToVariant"><a name="evaluateToVariant"></a><code>[override virtual] </code><span class="type">QVariant</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateToVariant</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateToVariant">QScxmlDataModel::evaluateToVariant</a>().</p> <!-- @@@evaluateToVariant --> <!-- $$$evaluateToVoid[overload1]$$$evaluateToVoidQScxmlExecutableContent::EvaluatorIdbool* --> <h3 class="fn" id="evaluateToVoid"><a name="evaluateToVoid"></a><code>[override virtual] </code><span class="type">void</span> QScxmlEcmaScriptDataModel::<span class="name">evaluateToVoid</span>(<span class="type"><a href="qscxmlexecutablecontent.html#EvaluatorId-typedef">QScxmlExecutableContent::EvaluatorId</a></span> <i>id</i>, <span class="type">bool</span> *<i>ok</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#evaluateToVoid">QScxmlDataModel::evaluateToVoid</a>().</p> <!-- @@@evaluateToVoid --> <!-- $$$hasScxmlProperty[overload1]$$$hasScxmlPropertyconstQString& --> <h3 class="fn" id="hasScxmlProperty"><a name="hasScxmlProperty"></a><code>[override virtual] </code><span class="type">bool</span> QScxmlEcmaScriptDataModel::<span class="name">hasScxmlProperty</span>(const <span class="type">QString</span> &<i>name</i>) const</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#hasScxmlProperty">QScxmlDataModel::hasScxmlProperty</a>().</p> <!-- @@@hasScxmlProperty --> <!-- $$$scxmlProperty[overload1]$$$scxmlPropertyconstQString& --> <h3 class="fn" id="scxmlProperty"><a name="scxmlProperty"></a><code>[override virtual] </code><span class="type">QVariant</span> QScxmlEcmaScriptDataModel::<span class="name">scxmlProperty</span>(const <span class="type">QString</span> &<i>name</i>) const</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#scxmlProperty">QScxmlDataModel::scxmlProperty</a>().</p> <p><b>See also </b><a href="qscxmlecmascriptdatamodel.html#setScxmlProperty">setScxmlProperty</a>().</p> <!-- @@@scxmlProperty --> <!-- $$$setScxmlEvent[overload1]$$$setScxmlEventconstQScxmlEvent& --> <h3 class="fn" id="setScxmlEvent"><a name="setScxmlEvent"></a><code>[override virtual] </code><span class="type">void</span> QScxmlEcmaScriptDataModel::<span class="name">setScxmlEvent</span>(const <span class="type"><a href="qscxmlevent.html">QScxmlEvent</a></span> &<i>event</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#setScxmlEvent">QScxmlDataModel::setScxmlEvent</a>().</p> <!-- @@@setScxmlEvent --> <!-- $$$setScxmlProperty[overload1]$$$setScxmlPropertyconstQString&constQVariant&constQString& --> <h3 class="fn" id="setScxmlProperty"><a name="setScxmlProperty"></a><code>[override virtual] </code><span class="type">bool</span> QScxmlEcmaScriptDataModel::<span class="name">setScxmlProperty</span>(const <span class="type">QString</span> &<i>name</i>, const <span class="type">QVariant</span> &<i>value</i>, const <span class="type">QString</span> &<i>context</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#setScxmlProperty">QScxmlDataModel::setScxmlProperty</a>().</p> <p><b>See also </b><a href="qscxmlecmascriptdatamodel.html#scxmlProperty">scxmlProperty</a>().</p> <!-- @@@setScxmlProperty --> <!-- $$$setup[overload1]$$$setupconstQVariantMap& --> <h3 class="fn" id="setup"><a name="setup"></a><code>[override virtual] </code><span class="type">bool</span> QScxmlEcmaScriptDataModel::<span class="name">setup</span>(const <span class="type">QVariantMap</span> &<i>initialDataValues</i>)</h3> <p>Reimplemented from <a href="qscxmldatamodel.html#setup">QScxmlDataModel::setup</a>().</p> <p><b>Note: </b>This function can be invoked via the meta-object system and from QML. See Q_INVOKABLE.</p> <!-- @@@setup --> </div> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>