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Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtcore.html">QtCore</a></li> <li>QIODevice</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"> <h1 class="title">Qt 3 Support Members for QIODevice</h1> <p><b>The following class members are part of the <a href="qt3support.html">Qt 3 support layer</a>.</b> They are provided to help you port old code to Qt 4. We advise against using them in new code.</p> <p><ul><li><a href="qiodevice.html">QIODevice class reference</a></li></ul></p> <h2>Public Types</h2> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#Offset-typedef">Offset</a></b></td></tr> <tr><td class="memItemLeft topAlign rightAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#Status-typedef">Status</a></b></td></tr> </table> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft topAlign rightAlign"> Offset </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#at">at</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#at-2">at</a></b> ( Offset <i>offset</i> )</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#flags">flags</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#getch">getch</a></b> ()</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isAsynchronous">isAsynchronous</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isBuffered">isBuffered</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isCombinedAccess">isCombinedAccess</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isDirectAccess">isDirectAccess</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isInactive">isInactive</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isRaw">isRaw</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isSequentialAccess">isSequentialAccess</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isSynchronous">isSynchronous</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#isTranslated">isTranslated</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#mode">mode</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#putch">putch</a></b> ( int <i>ch</i> )</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#readBlock">readBlock</a></b> ( char * <i>data</i>, quint64 <i>size</i> )</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#resetStatus">resetStatus</a></b> ()</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#state">state</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> Status </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#status">status</a></b> () const</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#ungetch">ungetch</a></b> ( int <i>ch</i> )</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#writeBlock">writeBlock</a></b> ( const char * <i>data</i>, quint64 <i>size</i> )</td></tr> <tr><td class="memItemLeft topAlign rightAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qiodevice-qt3.html#writeBlock-2">writeBlock</a></b> ( const QByteArray & <i>data</i> )</td></tr> </table> <ul> <li class="fn">8 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li> </ul> <h2>Member Type Documentation</h2> <!-- $$$Offset --> <h3 class="fn"><a name="Offset-typedef"></a>typedef QIODevice::<span class="name">Offset</span></h3> <p>Use <tt>qint64</tt> instead.</p> <!-- @@@Offset --> <!-- $$$Status --> <h3 class="fn"><a name="Status-typedef"></a>typedef QIODevice::<span class="name">Status</span></h3> <p>Use <a href="qiodevice.html#OpenModeFlag-enum">QIODevice::OpenMode</a> instead, or see the documentation for specific devices.</p> <!-- @@@Status --> <h2>Member Function Documentation</h2> <!-- $$$at[overload1]$$$at --> <h3 class="fn"><a name="at"></a><span class="type"><a href="qiodevice-qt3.html#Offset-typedef">Offset</a></span> QIODevice::<span class="name">at</span> () const</h3> <p>Use <a href="qiodevice.html#pos">pos</a>() instead.</p> <!-- @@@at --> <!-- $$$at$$$atOffset --> <h3 class="fn"><a name="at-2"></a><span class="type">bool</span> QIODevice::<span class="name">at</span> ( <span class="type"><a href="qiodevice-qt3.html#Offset-typedef">Offset</a></span> <i>offset</i> )</h3> <p>Use seek(<i>offset</i>) instead.</p> <!-- @@@at --> <!-- $$$flags[overload1]$$$flags --> <h3 class="fn"><a name="flags"></a><span class="type">int</span> QIODevice::<span class="name">flags</span> () const</h3> <p>Use <a href="qiodevice.html#openMode">openMode</a>() instead.</p> <!-- @@@flags --> <!-- $$$getch[overload1]$$$getch --> <h3 class="fn"><a name="getch"></a><span class="type">int</span> QIODevice::<span class="name">getch</span> ()</h3> <p>Use <a href="qiodevice.html#getChar">getChar</a>() instead.</p> <!-- @@@getch --> <!-- $$$isAsynchronous[overload1]$$$isAsynchronous --> <h3 class="fn"><a name="isAsynchronous"></a><span class="type">bool</span> QIODevice::<span class="name">isAsynchronous</span> () const</h3> <p>This functionality is no longer available. This function always returns true.</p> <!-- @@@isAsynchronous --> <!-- $$$isBuffered[overload1]$$$isBuffered --> <h3 class="fn"><a name="isBuffered"></a><span class="type">bool</span> QIODevice::<span class="name">isBuffered</span> () const</h3> <p>Use !(<a href="qiodevice.html#openMode">openMode</a>() & <a href="qiodevice.html#OpenModeFlag-enum">QIODevice::Unbuffered</a>) instead.</p> <!-- @@@isBuffered --> <!-- $$$isCombinedAccess[overload1]$$$isCombinedAccess --> <h3 class="fn"><a name="isCombinedAccess"></a><span class="type">bool</span> QIODevice::<span class="name">isCombinedAccess</span> () const</h3> <p>Use <a href="qiodevice.html#openMode">openMode</a>() instead.</p> <!-- @@@isCombinedAccess --> <!-- $$$isDirectAccess[overload1]$$$isDirectAccess --> <h3 class="fn"><a name="isDirectAccess"></a><span class="type">bool</span> QIODevice::<span class="name">isDirectAccess</span> () const</h3> <p>Use !<a href="qiodevice.html#isSequential">isSequential</a>() instead.</p> <!-- @@@isDirectAccess --> <!-- $$$isInactive[overload1]$$$isInactive --> <h3 class="fn"><a name="isInactive"></a><span class="type">bool</span> QIODevice::<span class="name">isInactive</span> () const</h3> <p>Use <a href="qiodevice.html#isOpen">isOpen</a>(), <a href="qiodevice.html#isReadable">isReadable</a>(), or <a href="qiodevice.html#isWritable">isWritable</a>() instead.</p> <!-- @@@isInactive --> <!-- $$$isRaw[overload1]$$$isRaw --> <h3 class="fn"><a name="isRaw"></a><span class="type">bool</span> QIODevice::<span class="name">isRaw</span> () const</h3> <p>Use <a href="qiodevice.html#openMode">openMode</a>() instead.</p> <!-- @@@isRaw --> <!-- $$$isSequentialAccess[overload1]$$$isSequentialAccess --> <h3 class="fn"><a name="isSequentialAccess"></a><span class="type">bool</span> QIODevice::<span class="name">isSequentialAccess</span> () const</h3> <p>Use <a href="qiodevice.html#isSequential">isSequential</a>() instead.</p> <!-- @@@isSequentialAccess --> <!-- $$$isSynchronous[overload1]$$$isSynchronous --> <h3 class="fn"><a name="isSynchronous"></a><span class="type">bool</span> QIODevice::<span class="name">isSynchronous</span> () const</h3> <p>This functionality is no longer available. This function always returns false.</p> <!-- @@@isSynchronous --> <!-- $$$isTranslated[overload1]$$$isTranslated --> <h3 class="fn"><a name="isTranslated"></a><span class="type">bool</span> QIODevice::<span class="name">isTranslated</span> () const</h3> <p>Use <a href="qiodevice.html#openMode">openMode</a>() instead.</p> <!-- @@@isTranslated --> <!-- $$$mode[overload1]$$$mode --> <h3 class="fn"><a name="mode"></a><span class="type">int</span> QIODevice::<span class="name">mode</span> () const</h3> <p>Use <a href="qiodevice.html#openMode">openMode</a>() instead.</p> <!-- @@@mode --> <!-- $$$putch[overload1]$$$putchint --> <h3 class="fn"><a name="putch"></a><span class="type">int</span> QIODevice::<span class="name">putch</span> ( <span class="type">int</span> <i>ch</i> )</h3> <p>Use putChar(<i>ch</i>) instead.</p> <!-- @@@putch --> <!-- $$$readBlock[overload1]$$$readBlockchar*quint64 --> <h3 class="fn"><a name="readBlock"></a><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> QIODevice::<span class="name">readBlock</span> ( <span class="type">char</span> * <i>data</i>, <span class="type"><a href="qtglobal.html#quint64-typedef">quint64</a></span> <i>size</i> )</h3> <p>Use read(<i>data</i>, <i>size</i>) instead.</p> <!-- @@@readBlock --> <!-- $$$resetStatus[overload1]$$$resetStatus --> <h3 class="fn"><a name="resetStatus"></a><span class="type">void</span> QIODevice::<span class="name">resetStatus</span> ()</h3> <p>For device specific error handling, please refer to the individual device documentation.</p> <p><b>See also </b><a href="qobject.html#qobject_cast">qobject_cast</a>().</p> <!-- @@@resetStatus --> <!-- $$$state[overload1]$$$state --> <h3 class="fn"><a name="state"></a><span class="type">int</span> QIODevice::<span class="name">state</span> () const</h3> <p>Use <a href="qiodevice.html#isOpen">isOpen</a>() instead.</p> <!-- @@@state --> <!-- $$$status[overload1]$$$status --> <h3 class="fn"><a name="status"></a><span class="type"><a href="qiodevice-qt3.html#Status-typedef">Status</a></span> QIODevice::<span class="name">status</span> () const</h3> <p>For device specific error handling, please refer to the individual device documentation.</p> <p><b>See also </b><a href="qobject.html#qobject_cast">qobject_cast</a>().</p> <!-- @@@status --> <!-- $$$ungetch[overload1]$$$ungetchint --> <h3 class="fn"><a name="ungetch"></a><span class="type">int</span> QIODevice::<span class="name">ungetch</span> ( <span class="type">int</span> <i>ch</i> )</h3> <p>Use ungetChar(<i>ch</i>) instead.</p> <!-- @@@ungetch --> <!-- $$$writeBlock[overload1]$$$writeBlockconstchar*quint64 --> <h3 class="fn"><a name="writeBlock"></a><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> QIODevice::<span class="name">writeBlock</span> ( const <span class="type">char</span> * <i>data</i>, <span class="type"><a href="qtglobal.html#quint64-typedef">quint64</a></span> <i>size</i> )</h3> <p>Use write(<i>data</i>, <i>size</i>) instead.</p> <!-- @@@writeBlock --> <!-- $$$writeBlock$$$writeBlockconstQByteArray& --> <h3 class="fn"><a name="writeBlock-2"></a><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> QIODevice::<span class="name">writeBlock</span> ( const <span class="type"><a href="qbytearray.html">QByteArray</a></span> & <i>data</i> )</h3> <p>Use write(<i>data</i>) instead.</p> <!-- @@@writeBlock --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Qt and respective logos are trademarks of The Qt Company Ltd in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>