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<title>Qt 4.0: Miscellaneous Classes</title>
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<td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> · <a href="annotated.html"><font color="#004faf">Annotated</font></a> · <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td>
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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">Miscellaneous Classes</h1>
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<p>These classes are useful classes not fitting into any other category.</p>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qdoublevalidator.html">QDoubleValidator</a></b></td><td>Range checking of floating-point numbers</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qerrormessage.html">QErrorMessage</a></b></td><td>Error message display dialog</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qintvalidator.html">QIntValidator</a></b></td><td>Validator that ensures a string contains a valid integer within a specified range</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qkeysequence.html">QKeySequence</a></b></td><td>Encapsulates a key sequence as used by shortcuts</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qlibraryinfo.html">QLibraryInfo</a></b></td><td>Information about the Qt library</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qmacmime.html">QMacMime</a></b></td><td>Maps open-standard MIME to Mac flavors</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qprocess.html">QProcess</a></b></td><td>Used to start external programs and to communicate with them</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qregexp.html">QRegExp</a></b></td><td>Pattern matching using regular expressions</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qregexpvalidator.html">QRegExpValidator</a></b></td><td>Used to check a string against a regular expression</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qrubberband.html">QRubberBand</a></b></td><td>Rectangle or line that can indicate a selection or a boundary</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qsettings.html">QSettings</a></b></td><td>Persistent platform-independent application settings</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qshareddata.html">QSharedData</a></b></td><td>Base class for shared data objects</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qshareddatapointer.html">QSharedDataPointer</a></b></td><td>Pointer to a shared data object</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qsplashscreen.html">QSplashScreen</a></b></td><td>Splash screen that can be shown during application startup</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qurl.html">QUrl</a></b></td><td>Convenient interface for working with URLs</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qurlinfo.html">QUrlInfo</a></b></td><td>Stores information about URLs</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="quuid.html">QUuid</a></b></td><td>Stores a Universally Unique Identifier (UUID)</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qvalidator.html">QValidator</a></b></td><td>Validation of input text</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qvariant.html">QVariant</a></b></td><td>Acts like a union for the most common Qt data types</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qwindowsmime.html">QWindowsMime</a></b></td><td>Maps open-standard MIME to Window Clipboard formats</td></tr>
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<tr valign="top" bgcolor="#f0f0f0"><td><b><a href="qt.html">Qt</a></b></td><td>Miscellaneous identifiers used throughout the Qt library</td></tr>
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<td width="30%" align="right"><div align="right">Qt 4.0.0</div></td>
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