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Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtdeclarative.html">QtDeclarative</a></li> <li>QDeclarativeScriptString</li> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <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="#details">Detailed Description</a></li> </ul> </div> <h1 class="title">QDeclarativeScriptString Class Reference</h1> <!-- $$$QDeclarativeScriptString-brief --> <p>The QDeclarativeScriptString class encapsulates a script and its context. <a href="#details">More...</a></p> <!-- @@@QDeclarativeScriptString --> <pre class="cpp"> <span class="preprocessor">#include <QDeclarativeScriptString></span></pre><p>This class was introduced in Qt 4.7.</p> <ul> <li><a href="qdeclarativescriptstring-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#QDeclarativeScriptString">QDeclarativeScriptString</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#QDeclarativeScriptString-2">QDeclarativeScriptString</a></b> ( const QDeclarativeScriptString & <i>other</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QDeclarativeContext * </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#context">context</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QObject * </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#scopeObject">scopeObject</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QString </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#script">script</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#setContext">setContext</a></b> ( QDeclarativeContext * <i>context</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#setScopeObject">setScopeObject</a></b> ( QObject * <i>object</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#setScript">setScript</a></b> ( const QString & <i>script</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QDeclarativeScriptString & </td><td class="memItemRight bottomAlign"><b><a href="qdeclarativescriptstring.html#operator-eq">operator=</a></b> ( const QDeclarativeScriptString & <i>other</i> )</td></tr> </table> <a name="details"></a> <!-- $$$QDeclarativeScriptString-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The QDeclarativeScriptString class encapsulates a script and its context.</p> <p>QDeclarativeScriptString is used to create <a href="qobject.html">QObject</a> properties that accept a script "assignment" from QML.</p> <p>Normally, the following QML would result in a binding being established for the <tt>script</tt> property; i.e. <tt>script</tt> would be assigned the value obtained from running <tt>myObj.value = Math.max(myValue, 100)</tt></p> <pre class="qml"> <span class="type">MyType</span> { <span class="name">script</span>: <span class="name">myObj</span>.<span class="name">value</span> <span class="operator">=</span> <span class="name">Math</span>.<span class="name">max</span>(<span class="name">myValue</span>, <span class="number">100</span>) }</pre> <p>If instead the property had a type of QDeclarativeScriptString, the script itself -- <i>myObj.value = Math.max(myValue, 100)</i> -- would be passed to the <tt>script</tt> property and the class could choose how to handle it. Typically, the class will evaluate the script at some later time using a <a href="qdeclarativeexpression.html">QDeclarativeExpression</a>.</p> <pre class="cpp"> <span class="type"><a href="qdeclarativeexpression.html">QDeclarativeExpression</a></span> expr(scriptString<span class="operator">.</span>context()<span class="operator">,</span> scriptString<span class="operator">.</span>script()<span class="operator">,</span> scriptStr<span class="operator">.</span>scopeObject()); expr<span class="operator">.</span>value();</pre> </div> <p><b>See also </b><a href="qdeclarativeexpression.html">QDeclarativeExpression</a>.</p> <!-- @@@QDeclarativeScriptString --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QDeclarativeScriptString[overload1]$$$QDeclarativeScriptString --> <h3 class="fn"><a name="QDeclarativeScriptString"></a>QDeclarativeScriptString::<span class="name">QDeclarativeScriptString</span> ()</h3> <p>Constructs an empty instance.</p> <!-- @@@QDeclarativeScriptString --> <!-- $$$QDeclarativeScriptString$$$QDeclarativeScriptStringconstQDeclarativeScriptString& --> <h3 class="fn"><a name="QDeclarativeScriptString-2"></a>QDeclarativeScriptString::<span class="name">QDeclarativeScriptString</span> ( const <span class="type">QDeclarativeScriptString</span> & <i>other</i> )</h3> <p>Copies <i>other</i>.</p> <!-- @@@QDeclarativeScriptString --> <!-- $$$context[overload1]$$$context --> <h3 class="fn"><a name="context"></a><span class="type"><a href="qdeclarativecontext.html">QDeclarativeContext</a></span> * QDeclarativeScriptString::<span class="name">context</span> () const</h3> <p>Returns the context for the script.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#setContext">setContext</a>().</p> <!-- @@@context --> <!-- $$$scopeObject[overload1]$$$scopeObject --> <h3 class="fn"><a name="scopeObject"></a><span class="type"><a href="qobject.html">QObject</a></span> * QDeclarativeScriptString::<span class="name">scopeObject</span> () const</h3> <p>Returns the scope object for the script.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#setScopeObject">setScopeObject</a>().</p> <!-- @@@scopeObject --> <!-- $$$script[overload1]$$$script --> <h3 class="fn"><a name="script"></a><span class="type"><a href="qstring.html">QString</a></span> QDeclarativeScriptString::<span class="name">script</span> () const</h3> <p>Returns the script text.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#setScript">setScript</a>().</p> <!-- @@@script --> <!-- $$$setContext[overload1]$$$setContextQDeclarativeContext* --> <h3 class="fn"><a name="setContext"></a><span class="type">void</span> QDeclarativeScriptString::<span class="name">setContext</span> ( <span class="type"><a href="qdeclarativecontext.html">QDeclarativeContext</a></span> * <i>context</i> )</h3> <p>Sets the <i>context</i> for the script.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#context">context</a>().</p> <!-- @@@setContext --> <!-- $$$setScopeObject[overload1]$$$setScopeObjectQObject* --> <h3 class="fn"><a name="setScopeObject"></a><span class="type">void</span> QDeclarativeScriptString::<span class="name">setScopeObject</span> ( <span class="type"><a href="qobject.html">QObject</a></span> * <i>object</i> )</h3> <p>Sets the scope <i>object</i> for the script.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#scopeObject">scopeObject</a>().</p> <!-- @@@setScopeObject --> <!-- $$$setScript[overload1]$$$setScriptconstQString& --> <h3 class="fn"><a name="setScript"></a><span class="type">void</span> QDeclarativeScriptString::<span class="name">setScript</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>script</i> )</h3> <p>Sets the <i>script</i> text.</p> <p><b>See also </b><a href="qdeclarativescriptstring.html#script">script</a>().</p> <!-- @@@setScript --> <!-- $$$operator=[overload1]$$$operator=constQDeclarativeScriptString& --> <h3 class="fn"><a name="operator-eq"></a><span class="type">QDeclarativeScriptString</span> & QDeclarativeScriptString::<span class="name">operator=</span> ( const <span class="type">QDeclarativeScriptString</span> & <i>other</i> )</h3> <p>Assigns <i>other</i> to this.</p> <!-- @@@operator= --> </div> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. 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