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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/qiodevicesource.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/qiodevicesource.html')
| -rw-r--r-- | doc/html/qiodevicesource.html | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/doc/html/qiodevicesource.html b/doc/html/qiodevicesource.html new file mode 100644 index 0000000..7e72d65 --- /dev/null +++ b/doc/html/qiodevicesource.html @@ -0,0 +1,108 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> +<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/src/kernel/qasyncio.cpp:208 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>QIODeviceSource Class</title> +<style type="text/css"><!-- +fn { margin-left: 1cm; text-indent: -1cm; } +a:link { color: #004faf; text-decoration: none } +a:visited { color: #672967; text-decoration: none } +body { background: #ffffff; color: black; } +--></style> +</head> +<body> + +<table border="0" cellpadding="0" cellspacing="0" width="100%"> +<tr bgcolor="#E5E5E5"> +<td 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> +<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>QIODeviceSource Class Reference<br><small>[obsolete]</small></h1> + +<p>The QIODeviceSource class is a QDataSource that draws data from a QIODevice. +<a href="#details">More...</a> +<p><tt>#include <<a href="qasyncio-h.html">qasyncio.h</a>></tt> +<p>Inherits <a href="qdatasource.html">QDataSource</a>. +<p><a href="qiodevicesource-members.html">List of all member functions.</a> +<h2>Public Members</h2> +<ul> +<li class=fn><a href="#QIODeviceSource"><b>QIODeviceSource</b></a> ( QIODevice * device, int buffer_size = 4096 )</li> +<li class=fn><a href="#~QIODeviceSource"><b>~QIODeviceSource</b></a> ()</li> +<li class=fn>virtual int <a href="#readyToSend"><b>readyToSend</b></a> ()</li> +<li class=fn>virtual void <a href="#sendTo"><b>sendTo</b></a> ( QDataSink * sink, int n )</li> +<li class=fn>virtual bool <a href="#rewindable"><b>rewindable</b></a> () const</li> +<li class=fn>virtual void <a href="#enableRewind"><b>enableRewind</b></a> ( bool on )</li> +<li class=fn>virtual void <a href="#rewind"><b>rewind</b></a> ()</li> +</ul> +<hr><a name="details"></a><h2>Detailed Description</h2> + + +<b>This class is obsolete.</b> It is provided to keep old source working. We strongly advise against using it in new code. +<p> The QIODeviceSource class is a QDataSource that draws data from a <a href="qiodevice.html">QIODevice</a>. +<p> This class encapsulates retrieving data from a QIODevice (such as a <a href="qfile.html">QFile</a>). + +<hr><h2>Member Function Documentation</h2> +<h3 class=fn><a name="QIODeviceSource"></a>QIODeviceSource::QIODeviceSource ( <a href="qiodevice.html">QIODevice</a> * device, int buffer_size = 4096 ) +</h3> +Constructs a QIODeviceSource from the <a href="qiodevice.html">QIODevice</a> <em>device</em>. The QIODevice +<em>must</em> be dynamically allocated, becomes owned by the QIODeviceSource, +and will be deleted when the QIODeviceSource is destroyed. <em>buffer_size</em> +determines the size of buffering to use between asynchronous operations. +The higher the <em>buffer_size</em>, the more efficient, but the less interleaved +the operation will be with other processing. + +<h3 class=fn><a name="~QIODeviceSource"></a>QIODeviceSource::~QIODeviceSource () +</h3> +Destroys the QIODeviceSource, deleting the <a href="qiodevice.html">QIODevice</a> from which it was +constructed. + +<h3 class=fn>void <a name="enableRewind"></a>QIODeviceSource::enableRewind ( bool on )<tt> [virtual]</tt> +</h3> +If <em>on</em> is set to TRUE then rewinding is enabled. +No special action is taken. If <em>on</em> is set to +FALSE then rewinding is disabled. + +<p>Reimplemented from <a href="qdatasource.html#enableRewind">QDataSource</a>. +<h3 class=fn>int <a name="readyToSend"></a>QIODeviceSource::readyToSend ()<tt> [virtual]</tt> +</h3> +Ready until end-of-file. + +<p>Reimplemented from <a href="qdatasource.html#readyToSend">QDataSource</a>. +<h3 class=fn>void <a name="rewind"></a>QIODeviceSource::rewind ()<tt> [virtual]</tt> +</h3> +Calls reset() on the <a href="qiodevice.html">QIODevice</a>. + +<p>Reimplemented from <a href="qdatasource.html#rewind">QDataSource</a>. +<h3 class=fn>bool <a name="rewindable"></a>QIODeviceSource::rewindable () const<tt> [virtual]</tt> +</h3> +All QIODeviceSource's are rewindable. + +<p>Reimplemented from <a href="qdatasource.html#rewindable">QDataSource</a>. +<h3 class=fn>void <a name="sendTo"></a>QIODeviceSource::sendTo ( <a href="qdatasink.html">QDataSink</a> * sink, int n )<tt> [virtual]</tt> +</h3> +Reads a block of data and sends up to <em>n</em> bytes to the <em>sink</em>. + +<p>Reimplemented from <a href="qdatasource.html#sendTo">QDataSource</a>. +<!-- eof --> +<hr><p> +This file is part of the <a href="index.html">Qt toolkit</a>. +Copyright © 1995-2007 +<a href="http://www.trolltech.com/">Trolltech</a>. All Rights Reserved.<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>Qt 3.3.8</div> +</table></div></address></body> +</html> |