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<title>Qt 4.0: QSharedData Class Reference</title>
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<td align="right" valign="top" width="230"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></td></tr></table><h1 align="center">QSharedData Class Reference</h1>
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<p>The QSharedData class is a base class for shared data objects. <a href="#details">More...</a></p>
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<pre>#include <QSharedData></pre><p>Part of the <a href="qtcore.html">QtCore</a> module.</p>
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<p><b>Note:</b> All the functions in this class are <a href="threads.html#reentrant">reentrant</a>.</p>
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<li><a href="qshareddata-members.html">List of all members, including inherited members</a></li>
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<a name="public-functions"></a>
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<h3>Public Functions</h3>
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<li><div class="fn"/><b><a href="qshareddata.html#QSharedData">QSharedData</a></b> ()</li>
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<li><div class="fn"/><b><a href="qshareddata.html#QSharedData-2">QSharedData</a></b> ( const QSharedData & <i>other</i> )</li>
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<a name="details"></a>
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<h2>Detailed Description</h2>
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<p>The QSharedData class is a base class for shared data objects.</p>
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<p>QSharedData is designed to be used together with <a href="qshareddatapointer.html">QSharedDataPointer</a> to implement custom <a href="shclass.html#implicitly-shared">implicitly shared</a> classes. It provides thread-safe reference counting.</p>
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<p>See the <a href="qshareddatapointer.html">QSharedDataPointer</a> documentation for details.</p>
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<h2>Member Function Documentation</h2>
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<h3 class="fn"><a name="QSharedData"></a>QSharedData::QSharedData ()</h3>
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<p>Constructs a <a href="qshareddata.html">QSharedData</a> object with a reference count of 0.</p>
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<h3 class="fn"><a name="QSharedData-2"></a>QSharedData::QSharedData ( const QSharedData & <i>other</i> )</h3>
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<p>Constructs a <a href="qshareddata.html">QSharedData</a> object with a reference count of 0. (<i>other</i> is ignored.)</p>
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