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diff --git a/doc/html/archivesearch-example.html b/doc/html/archivesearch-example.html new file mode 100644 index 0000000..0cd49af --- /dev/null +++ b/doc/html/archivesearch-example.html @@ -0,0 +1,183 @@ +<!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 } +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>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">QHttp</a> to issue the search command and to fetch the results. The GUI parts +were done using <a href="designer-manual.html">Qt 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 Qt. 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 +** Qt 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(&articleSearcher, SIGNAL(done(bool)), this, SLOT(searchDone(bool))); + connect(&articleFetcher, SIGNAL(done(bool)), this, SLOT(fetchDone(bool))); + connect(myListView, SIGNAL(selectionChanged(QListViewItem*)), this, SLOT(fetch(QListViewItem*))); + connect(myLineEdit, SIGNAL(returnPressed()), this, SLOT(search())); + connect(myListView, SIGNAL(returnPressed(QListViewItem*)), this, SLOT(fetch(QListViewItem*))); + connect(myPushButton, SIGNAL(clicked()), this, SLOT(close())); +} + +void ArchiveDialog::fetch( <a href="qlistviewitem.html">QListViewItem</a> *it ) +{ +<a name="x477"></a> <a href="qurl.html">QUrl</a> u(it-><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-><a href="qlistviewitem.html#text">text</a>(1)); +} + +void ArchiveDialog::fetchDone( bool error ) +{ + if (error) { +<a name="x478"></a> QMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Error fetching", + "An error occurred when fetching this document: " + + articleFetcher.errorString(), + QMessageBox::Ok, QMessageBox::NoButton); + } else { + myTextBrowser->setText(articleFetcher.readAll()); + } +} + +void ArchiveDialog::search() +{ + if (articleSearcher.state() == QHttp::HostLookup + || articleSearcher.state() == QHttp::Connecting + || articleSearcher.state() == QHttp::Sending + || articleSearcher.state() == QHttp::Reading) { + articleSearcher.abort(); + } + + if (myLineEdit->text() == "") { + QMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Empty query", + "Please type a search string.", + QMessageBox::Ok, QMessageBox::NoButton); + } else { +<a name="x474"></a> QApplication::<a href="qapplication.html#setOverrideCursor">setOverrideCursor</a>(QCursor(Qt::WaitCursor)); + + articleSearcher.setHost("lists.trolltech.com"); + + <a href="qhttprequestheader.html">QHttpRequestHeader</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">QString</a> encodedTopic = myLineEdit->text(); +<a name="x484"></a> QUrl::<a href="qurl.html#encode">encode</a>(encodedTopic); + <a href="qstring.html">QString</a> searchString = "qt-interest=on&search=" + encodedTopic; + +<a name="x483"></a> articleSearcher.request(header, searchString.<a href="qstring.html#utf8">utf8</a>()); + } + +} + +void ArchiveDialog::searchDone( bool error ) +{ + if (error) { + QMessageBox::<a href="qmessagebox.html#critical">critical</a>(this, "Error searching", + "An error occurred when searching: " + + articleSearcher.errorString(), + QMessageBox::Ok, QMessageBox::NoButton); + } else { + <a href="qstring.html">QString</a> result(articleSearcher.readAll()); + + <a href="qregexp.html">QRegExp</a> rx("<a href=\"(http://lists\\.trolltech\\.com/qt-interest/.*)\">(.*)</a>"); +<a name="x482"></a> rx.<a href="qregexp.html#setMinimal">setMinimal</a>(TRUE); + int pos = 0; + while (pos >= 0) { +<a name="x481"></a> pos = rx.<a href="qregexp.html#search">search</a>(result, pos); + if (pos > -1) { +<a name="x480"></a> pos += rx.<a href="qregexp.html#matchedLength">matchedLength</a>(); +<a name="x479"></a> new <a href="qlistviewitem.html">QListViewItem</a>(myListView, rx.<a href="qregexp.html#cap">cap</a>(2), rx.<a href="qregexp.html#cap">cap</a>(1)); + } + } + } + +<a name="x473"></a> QApplication::<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 Qt. This example +** program may be used, distributed and modified without limitation. +** +*****************************************************************************/ + +#include "archivedialog.h" +#include <<a href="qapplication-h.html">qapplication.h</a>> + +int main(int argc, char **argv) +{ + <a href="qapplication.html">QApplication</a> a( argc, argv ); + ArchiveDialog ad; + ad.show(); + +<a name="x489"></a><a name="x487"></a> QObject::<a href="qobject.html#connect">connect</a>( &a, SIGNAL(<a href="qapplication.html#lastWindowClosed">lastWindowClosed</a>()), +<a name="x488"></a> &a, SLOT(<a href="qapplication.html#quit">quit</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 © 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> |