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+<!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/examples/network/archivesearch/archivesearch.doc:5 -->
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<title>A qt-interest mail archive search</title>
+<style type="text/css"><!--
+fn { margin-left: 1cm; text-indent: -1cm; }
+a:link { color: #004faf; text-decoration: none }
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+
+<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&nbsp;Classes</font></a>
+ | <a href="mainclasses.html">
+<font color="#004faf">Main&nbsp;Classes</font></a>
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+<font color="#004faf">Annotated</font></a>
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+<font color="#004faf">Grouped&nbsp;Classes</font></a>
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+<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>A qt-interest mail archive search</h1>
+
+
+<p>
+<p> This example does a search on the qt-interest mailinglist archives. It uses
+<a href="qhttp.html">TQHttp</a> to issue the search command and to fetch the results. The GUI parts
+were done using <a href="designer-manual.html">TQt Designer</a>.
+<p> <hr>
+<p> The implementation of the HTTP requests (archivedialog.ui.h):
+<p> <pre>/****************************************************************************
+** $Id: qt/archivedialog.ui.h 3.3.8 edited Jan 29 15:54 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for TQt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+/****************************************************************************
+** ui.h extension file, included from the uic-generated form implementation.
+**
+** If you wish to add, delete or rename functions or slots use
+** TQt Designer which will update this file, preserving your code. Create an
+** init() function in place of a constructor, and a destroy() function in
+** place of a destructor.
+*****************************************************************************/
+
+void ArchiveDialog::init()
+{
+ connect(&amp;articleSearcher, SIGNAL(done(bool)), this, SLOT(searchDone(bool)));
+ connect(&amp;articleFetcher, SIGNAL(done(bool)), this, SLOT(fetchDone(bool)));
+ connect(myListView, SIGNAL(selectionChanged(TQListViewItem*)), this, SLOT(fetch(TQListViewItem*)));
+ connect(myLineEdit, SIGNAL(returnPressed()), this, SLOT(search()));
+ connect(myListView, SIGNAL(returnPressed(TQListViewItem*)), this, SLOT(fetch(TQListViewItem*)));
+ connect(myPushButton, SIGNAL(clicked()), this, SLOT(close()));
+}
+
+void ArchiveDialog::fetch( <a href="qlistviewitem.html">TQListViewItem</a> *it )
+{
+<a name="x477"></a> <a href="qurl.html">TQUrl</a> u(it-&gt;<a href="qlistviewitem.html#text">text</a>(1));
+<a name="x485"></a> articleFetcher.setHost(u.<a href="qurl.html#host">host</a>());
+ articleFetcher.get(it-&gt;<a href="qlistviewitem.html#text">text</a>(1));
+}
+
+void ArchiveDialog::fetchDone( bool error )
+{
+ if (error) {
+<a name="x478"></a> TQMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Error fetching",
+ "An error occurred when fetching this document: "
+ + articleFetcher.errorString(),
+ TQMessageBox::Ok, TQMessageBox::NoButton);
+ } else {
+ myTextBrowser-&gt;setText(articleFetcher.readAll());
+ }
+}
+
+void ArchiveDialog::search()
+{
+ if (articleSearcher.state() == TQHttp::HostLookup
+ || articleSearcher.state() == TQHttp::Connecting
+ || articleSearcher.state() == TQHttp::Sending
+ || articleSearcher.state() == TQHttp::Reading) {
+ articleSearcher.abort();
+ }
+
+ if (myLineEdit-&gt;text() == "") {
+ TQMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Empty query",
+ "Please type a search string.",
+ TQMessageBox::Ok, TQMessageBox::NoButton);
+ } else {
+<a name="x474"></a> TQApplication::<a href="qapplication.html#setOverrideCursor">setOverrideCursor</a>(TQCursor(TQt::WaitCursor));
+
+ articleSearcher.setHost("lists.trolltech.com");
+
+ <a href="qhttprequestheader.html">TQHttpRequestHeader</a> header("POST", "/qt-interest/search.php");
+<a name="x476"></a> header.<a href="qhttpheader.html#setValue">setValue</a>("Host", "lists.trolltech.com");
+<a name="x475"></a> header.<a href="qhttpheader.html#setContentType">setContentType</a>("application/x-www-form-urlencoded");
+
+ <a href="qstring.html">TQString</a> encodedTopic = myLineEdit-&gt;text();
+<a name="x484"></a> TQUrl::<a href="qurl.html#encode">encode</a>(encodedTopic);
+ <a href="qstring.html">TQString</a> searchString = "qt-interest=on&amp;search=" + encodedTopic;
+
+<a name="x483"></a> articleSearcher.request(header, searchString.<a href="qstring.html#utf8">utf8</a>());
+ }
+
+}
+
+void ArchiveDialog::searchDone( bool error )
+{
+ if (error) {
+ TQMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Error searching",
+ "An error occurred when searching: "
+ + articleSearcher.errorString(),
+ TQMessageBox::Ok, TQMessageBox::NoButton);
+ } else {
+ <a href="qstring.html">TQString</a> result(articleSearcher.readAll());
+
+ <a href="qregexp.html">TQRegExp</a> rx("&lt;a href=\"(http://lists\\.trolltech\\.com/qt-interest/.*)\"&gt;(.*)&lt;/a&gt;");
+<a name="x482"></a> rx.<a href="qregexp.html#setMinimal">setMinimal</a>(TRUE);
+ int pos = 0;
+ while (pos &gt;= 0) {
+<a name="x481"></a> pos = rx.<a href="qregexp.html#search">search</a>(result, pos);
+ if (pos &gt; -1) {
+<a name="x480"></a> pos += rx.<a href="qregexp.html#matchedLength">matchedLength</a>();
+<a name="x479"></a> new <a href="qlistviewitem.html">TQListViewItem</a>(myListView, rx.<a href="qregexp.html#cap">cap</a>(2), rx.<a href="qregexp.html#cap">cap</a>(1));
+ }
+ }
+ }
+
+<a name="x473"></a> TQApplication::<a href="qapplication.html#restoreOverrideCursor">restoreOverrideCursor</a>();
+}
+</pre>
+
+<p> <hr>
+<p> Main (main.cpp):
+<p> <pre>/****************************************************************************
+** $Id: qt/main.cpp 3.3.8 edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for TQt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "archivedialog.h"
+#include &lt;<a href="qapplication-h.html">qapplication.h</a>&gt;
+
+int main(int argc, char **argv)
+{
+ <a href="qapplication.html">TQApplication</a> a( argc, argv );
+ ArchiveDialog ad;
+ ad.show();
+
+<a name="x489"></a><a name="x487"></a> TQObject::<a href="qobject.html#connect">connect</a>( &amp;a, SIGNAL(<a href="qapplication.html#lastWindowClosed">lastWindowClosed</a>()),
+<a name="x488"></a> &amp;a, SLOT(<a href="qapplication.html#tquit">tquit</a>()) );
+
+<a name="x486"></a> return a.<a href="qapplication.html#exec">exec</a>();
+}
+</pre>
+
+<p>See also <a href="network-examples.html">Network Examples</a>.
+
+<!-- eof -->
+<p><address><hr><div align=center>
+<table width=100% cellspacing=0 border=0><tr>
+<td>Copyright &copy; 2007
+<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
+<td align=right><div align=right>TQt 3.3.8</div>
+</table></div></address></body>
+</html>