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<td >Qt 5.12</td><td ><a href="qtquick-index.html">Qt Quick</a></td><td ><a href="qtquick-qmlmodule.html">QML Types</a></td><td >PointerEvent QML Type</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right"><a href="qtquick-index.html">Qt 5.12.6 Reference Documentation</a></td>
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<h3><a name="toc">Contents</a></h3>
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<li class="level1"><a href="#properties">Properties</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">PointerEvent QML Type</h1>
<span class="subtitle"></span>
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<p>Provides information about an event from a pointing device. <a href="#details">More...</a></p>
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<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> Import Statement:</td><td class="memItemRight bottomAlign"> import QtQuick 2.12</td></tr></table></div><ul>
<li><a href="qml-qtquick-pointerevent-members.html">List of all members, including inherited members</a></li>
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<a name="properties"></a>
<h2 id="properties">Properties</h2>
<ul>
<li class="fn"><b><b><a href="qml-qtquick-pointerevent.html#button-prop">button</a></b></b> : enumeration</li>
<li class="fn"><b><b><a href="qml-qtquick-pointerevent.html#buttons-prop">buttons</a></b></b> : int</li>
<li class="fn"><b><b><a href="qml-qtquick-pointerevent.html#device-prop">device</a></b></b> : PointerDevice</li>
<li class="fn"><b><b><a href="qml-qtquick-pointerevent.html#modifiers-prop">modifiers</a></b></b> : int</li>
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<a name="details"></a>
<h2 id="details">Detailed Description</h2>
<p>A <a href="qml-qtquick-pointerevent.html">PointerEvent</a> is an event describing contact or movement across a surface, provided by a mouse, a touchpoint (single finger on a touchscreen), or a stylus on a graphics tablet. The <a href="qml-qtquick-pointerevent.html#device-prop">device</a> property provides more information about where the event came from.</p>
<p class="centerAlign"><img src="images/touchpoint-metrics.png" alt="" /></p><p><b>See also </b><a href="qml-qtquick-pointerhandler.html">PointerHandler</a>.</p>
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<h2>Property Documentation</h2>
<!-- $$$button -->
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<td class="tblQmlPropNode"><p>
<a name="button-prop"></a><span class="qmlreadonly">[read-only] </span><span class="name">button</span> : <span class="type">enumeration</span></p></td></tr>
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</div><div class="qmldoc"><p>This property holds the button that caused the event, if any. If the <a href="qml-qtquick-pointerevent.html#device-prop">device</a> does not have buttons, or the event is a hover event, it will be <code>Qt.NoButton</code>.</p>
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<!-- $$$buttons -->
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<tr valign="top" class="odd" id="buttons-prop">
<td class="tblQmlPropNode"><p>
<a name="buttons-prop"></a><span class="qmlreadonly">[read-only] </span><span class="name">buttons</span> : <span class="type">int</span></p></td></tr>
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</div><div class="qmldoc"><p>This property holds the combination of mouse or stylus buttons pressed when the event was generated. For move events, this is all buttons that are pressed down. For press events, this includes the button that caused the event, as well as any others that were already held. For release events, this excludes the button that caused the event.</p>
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<!-- $$$device -->
<div class="qmlitem"><div class="qmlproto">
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<tr valign="top" class="odd" id="device-prop">
<td class="tblQmlPropNode"><p>
<a name="device-prop"></a><span class="qmlreadonly">[read-only] </span><span class="name">device</span> : <span class="type"><a href="qml-qtquick-pointerdevice.html">PointerDevice</a></span></p></td></tr>
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</div><div class="qmldoc"><p>This property holds the device that generated the event.</p>
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<br/>
<!-- $$$modifiers -->
<div class="qmlitem"><div class="qmlproto">
<div class="table"><table class="qmlname">
<tr valign="top" class="odd" id="modifiers-prop">
<td class="tblQmlPropNode"><p>
<a name="modifiers-prop"></a><span class="qmlreadonly">[read-only] </span><span class="name">modifiers</span> : <span class="type">int</span></p></td></tr>
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</div><div class="qmldoc"><p>This property holds the keyboard modifier flags that existed immediately before the event occurred.</p>
<p>It contains a bitwise combination of the following flags:</p>
<div class="table"><table class="valuelist"><tr valign="top" class="odd"><th class="tblConst">Constant</th><th class="tbldscr">Description</th></tr>
<tr><td class="topAlign"><code>Qt.NoModifier</code></td><td class="topAlign">No modifier key is pressed.</td></tr>
<tr><td class="topAlign"><code>Qt.ShiftModifier</code></td><td class="topAlign">A Shift key on the keyboard is pressed.</td></tr>
<tr><td class="topAlign"><code>Qt.ControlModifier</code></td><td class="topAlign">A Ctrl key on the keyboard is pressed.</td></tr>
<tr><td class="topAlign"><code>Qt.AltModifier</code></td><td class="topAlign">An Alt key on the keyboard is pressed.</td></tr>
<tr><td class="topAlign"><code>Qt.MetaModifier</code></td><td class="topAlign">A Meta key on the keyboard is pressed.</td></tr>
<tr><td class="topAlign"><code>Qt.KeypadModifier</code></td><td class="topAlign">A keypad button is pressed.</td></tr>
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<p>For example, to react to a Shift key + Left mouse button click:</p>
<pre class="qml">
</pre>
</div></div><!-- @@@modifiers -->
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