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On 12 Dec 2013, at 13:42, Wim de Vries <<a href="mailto:wsvries@xs4all.nl">wsvries@xs4all.nl</a>> wrote:<br>
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<div text="#000000" bgcolor="#FFFFFF">I need to set many properties in QML elements from within C++.<br>
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You may find it easier to expose these properties *from* C++ to QML, using a singleton type (for example)</div>
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<div><a href="http://qt-project.org/doc/qt-5.0/qtqml/qtqml-cppintegration-definetypes.html#registering-singleton-objects-with-a-singleton-type">http://qt-project.org/doc/qt-5.0/qtqml/qtqml-cppintegration-definetypes.html#registering-singleton-objects-with-a-singleton-type</a></div>
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<div text="#000000" bgcolor="#FFFFFF">QT documentation: <br>
<pre class="cpp"><span class="type"><a href="http://qt-project.org/doc/qt-5.0/qtqml/qqmlengine.html">QQmlEngine</a></span> engine;
<span class="type"><a href="http://qt-project.org/doc/qt-5.0/qtqml/qqmlcomponent.html">QQmlComponent</a></span> component(<span class="operator">&</span>engine<span class="operator">,</span> <span class="string">"MyItem.qml"</span>);
<span class="type"><a href="http://qt-project.org/doc/qt-5.0/qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>object <span class="operator">=</span> component<span class="operator">.</span>create();
<a href="http://qt-project.org/doc/qt-5.0/qtcore/qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"Property value:"</span> <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="http://qt-project.org/doc/qt-5.0/qtqml/qqmlproperty.html">QQmlProperty</a></span><span class="operator">::</span>read(object<span class="operator">,</span> <span class="string">"someNumber"</span>)<span class="operator">.</span>toInt();
<span class="type"><a href="http://qt-project.org/doc/qt-5.0/qtqml/qqmlproperty.html">QQmlProperty</a></span><span class="operator">::</span>write(object<span class="operator">,</span> <span class="string">"someNumber"</span><span class="operator">,</span> <span class="number">5000</span>)</pre>
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Still in Sailfish we only have a QQuickView*, no QQmlEngine/QQmlComponent.<br>
How do I get their from QQuickView?<br>
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<a href="http://qt-project.org/doc/qt-5.1/qtquick/qquickview.html#engine">http://qt-project.org/doc/qt-5.1/qtquick/qquickview.html#engine</a></div>
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<div text="#000000" bgcolor="#FFFFFF">Also,<br>
Can I get to all Pages (even if not active) and their nested childs via the above mentioned QObject* ?<br>
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Not easily, AFAIK.</div>
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