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<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>
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<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 -->
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