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| author | Timothy Pearson <[email protected]> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <[email protected]> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/qserversocket.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/qserversocket.html')
| -rw-r--r-- | doc/html/qserversocket.html | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/doc/html/qserversocket.html b/doc/html/qserversocket.html new file mode 100644 index 0000000..9ee9e61 --- /dev/null +++ b/doc/html/qserversocket.html @@ -0,0 +1,173 @@ +<!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/network/qserversocket.cpp:53 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>QServerSocket 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>QServerSocket Class Reference<br><small>[<a href="network.html">network module</a>]</small></h1> + +<p>The QServerSocket class provides a TCP-based server. +<a href="#details">More...</a> +<p><tt>#include <<a href="qserversocket-h.html">qserversocket.h</a>></tt> +<p>Inherits <a href="qobject.html">QObject</a>. +<p><a href="qserversocket-members.html">List of all member functions.</a> +<h2>Public Members</h2> +<ul> +<li class=fn><a href="#QServerSocket"><b>QServerSocket</b></a> ( Q_UINT16 port, int backlog = 1, QObject * parent = 0, const char * name = 0 )</li> +<li class=fn><a href="#QServerSocket-2"><b>QServerSocket</b></a> ( const QHostAddress & address, Q_UINT16 port, int backlog = 1, QObject * parent = 0, const char * name = 0 )</li> +<li class=fn><a href="#QServerSocket-3"><b>QServerSocket</b></a> ( QObject * parent = 0, const char * name = 0 )</li> +<li class=fn>virtual <a href="#~QServerSocket"><b>~QServerSocket</b></a> ()</li> +<li class=fn>bool <a href="#ok"><b>ok</b></a> () const</li> +<li class=fn>Q_UINT16 <a href="#port"><b>port</b></a> () const</li> +<li class=fn>int <a href="#socket"><b>socket</b></a> () const</li> +<li class=fn>virtual void <a href="#setSocket"><b>setSocket</b></a> ( int socket )</li> +<li class=fn>QHostAddress <a href="#address"><b>address</b></a> () const</li> +<li class=fn>virtual void <a href="#newConnection"><b>newConnection</b></a> ( int socket ) = 0</li> +</ul> +<h2>Protected Members</h2> +<ul> +<li class=fn>QSocketDevice * <a href="#socketDevice"><b>socketDevice</b></a> ()</li> +</ul> +<hr><a name="details"></a><h2>Detailed Description</h2> + + +The QServerSocket class provides a TCP-based server. + +<p> + +<p> This class is a convenience class for accepting incoming TCP +connections. You can specify the port or have QServerSocket pick +one, and listen on just one address or on all the machine's +addresses. +<p> Using the API is very simple: subclass QServerSocket, call the +constructor of your choice, and implement <a href="#newConnection">newConnection</a>() to +handle new incoming connections. There is nothing more to do. +<p> (Note that due to lack of support in the underlying APIs, +QServerSocket cannot accept or reject connections conditionally.) +<p> <p>See also <a href="qsocket.html">QSocket</a>, <a href="qsocketdevice.html">QSocketDevice</a>, <a href="qhostaddress.html">QHostAddress</a>, <a href="qsocketnotifier.html">QSocketNotifier</a>, and <a href="io.html">Input/Output and Networking</a>. + +<hr><h2>Member Function Documentation</h2> +<h3 class=fn><a name="QServerSocket"></a>QServerSocket::QServerSocket ( Q_UINT16 port, int backlog = 1, <a href="qobject.html">QObject</a> * parent = 0, const char * name = 0 ) +</h3> +Creates a server socket object, that will serve the given <em>port</em> +on all the addresses of this host. If <em>port</em> is 0, QServerSocket +will pick a suitable port in a system-dependent manner. Use <em>backlog</em> to specify how many pending connections the server can +have. +<p> The <em>parent</em> and <em>name</em> arguments are passed on to the <a href="qobject.html">QObject</a> +constructor. +<p> <b>Warning:</b> On Tru64 Unix systems a value of 0 for <em>backlog</em> means +that you don't accept any connections at all; you should specify a +value larger than 0. + +<h3 class=fn><a name="QServerSocket-2"></a>QServerSocket::QServerSocket ( const <a href="qhostaddress.html">QHostAddress</a> & address, Q_UINT16 port, int backlog = 1, <a href="qobject.html">QObject</a> * parent = 0, const char * name = 0 ) +</h3> +Creates a server socket object, that will serve the given <em>port</em> +only on the given <em>address</em>. Use <em>backlog</em> to specify how many +pending connections the server can have. +<p> The <em>parent</em> and <em>name</em> arguments are passed on to the <a href="qobject.html">QObject</a> +constructor. +<p> <b>Warning:</b> On Tru64 Unix systems a value of 0 for <em>backlog</em> means +that you don't accept any connections at all; you should specify a +value larger than 0. + +<h3 class=fn><a name="QServerSocket-3"></a>QServerSocket::QServerSocket ( <a href="qobject.html">QObject</a> * parent = 0, const char * name = 0 ) +</h3> +Construct an empty server socket. +<p> This constructor, in combination with <a href="#setSocket">setSocket</a>(), allows us to +use the QServerSocket class as a wrapper for other socket types +(e.g. Unix Domain Sockets under Unix). +<p> The <em>parent</em> and <em>name</em> arguments are passed on to the <a href="qobject.html">QObject</a> +constructor. +<p> <p>See also <a href="#setSocket">setSocket</a>(). + +<h3 class=fn><a name="~QServerSocket"></a>QServerSocket::~QServerSocket ()<tt> [virtual]</tt> +</h3> +Destroys the socket. +<p> This causes any backlogged connections (connections that have +reached the host, but not yet been completely set up by calling +<a href="qsocketdevice.html#accept">QSocketDevice::accept</a>()) to be severed. +<p> Existing connections continue to exist; this only affects the +acceptance of new connections. + +<h3 class=fn><a href="qhostaddress.html">QHostAddress</a> <a name="address"></a>QServerSocket::address () const +</h3> +Returns the address on which this object listens, or 0.0.0.0 if +this object listens on more than one address. <a href="#ok">ok</a>() must be TRUE +before calling this function. +<p> <p>See also <a href="#port">port</a>() and <a href="qsocketdevice.html#address">QSocketDevice::address</a>(). + +<h3 class=fn>void <a name="newConnection"></a>QServerSocket::newConnection ( int socket )<tt> [pure virtual]</tt> +</h3> + +<p> This pure virtual function is responsible for setting up a new +incoming connection. <em>socket</em> is the fd (file descriptor) for the +newly accepted connection. + +<h3 class=fn>bool <a name="ok"></a>QServerSocket::ok () const +</h3> +Returns TRUE if the construction succeeded; otherwise returns FALSE. + +<h3 class=fn>Q_UINT16 <a name="port"></a>QServerSocket::port () const +</h3> +Returns the port number on which this server socket listens. This +is always non-zero; if you specify 0 in the constructor, +QServerSocket will pick a non-zero port itself. <a href="#ok">ok</a>() must be TRUE +before calling this function. +<p> <p>See also <a href="#address">address</a>() and <a href="qsocketdevice.html#port">QSocketDevice::port</a>(). + +<p>Example: <a href="httpd-example.html#x726">network/httpd/httpd.cpp</a>. +<h3 class=fn>void <a name="setSocket"></a>QServerSocket::setSocket ( int socket )<tt> [virtual]</tt> +</h3> +Sets the socket to use <em>socket</em>. bind() and listen() should +already have been called for <em>socket</em>. +<p> This allows us to use the QServerSocket class as a wrapper for +other socket types (e.g. Unix Domain Sockets). + +<h3 class=fn>int <a name="socket"></a>QServerSocket::socket () const +</h3> +Returns the operating system socket. + +<h3 class=fn><a href="qsocketdevice.html">QSocketDevice</a> * <a name="socketDevice"></a>QServerSocket::socketDevice ()<tt> [protected]</tt> +</h3> +Returns a pointer to the internal socket device. The returned +pointer is 0 if there is no connection or pending connection. +<p> There is normally no need to manipulate the socket device directly +since this class does all the necessary setup for most client or +server socket applications. + +<!-- 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> |