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103 lines
3.4 KiB
103 lines
3.4 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for Qt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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/****************************************************************************
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** ui.h extension file, included from the uic-generated form implementation.
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**
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** If you wish to add, delete or rename functions or slots use
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** Qt Designer which will update this file, preserving your code. Create an
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** init() function in place of a constructor, and a destroy() function in
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** place of a destructor.
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*****************************************************************************/
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void ArchiveDialog::init()
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{
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connect(&articleSearcher, SIGNAL(done(bool)), this, SLOT(searchDone(bool)));
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connect(&articleFetcher, SIGNAL(done(bool)), this, SLOT(fetchDone(bool)));
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connect(myListView, SIGNAL(selectionChanged(QListViewItem*)), this, SLOT(fetch(QListViewItem*)));
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connect(myLineEdit, SIGNAL(returnPressed()), this, SLOT(search()));
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connect(myListView, SIGNAL(returnPressed(QListViewItem*)), this, SLOT(fetch(QListViewItem*)));
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connect(myPushButton, SIGNAL(clicked()), this, SLOT(close()));
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}
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void ArchiveDialog::fetch( QListViewItem *it )
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{
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QUrl u(it->text(1));
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articleFetcher.setHost(u.host());
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articleFetcher.get(it->text(1));
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}
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void ArchiveDialog::fetchDone( bool error )
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{
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if (error) {
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QMessageBox::critical(this, "Error fetching",
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"An error occurred when fetching this document: "
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+ articleFetcher.errorString(),
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QMessageBox::Ok, QMessageBox::NoButton);
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} else {
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myTextBrowser->setText(articleFetcher.readAll());
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}
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}
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void ArchiveDialog::search()
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{
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if (articleSearcher.state() == QHttp::HostLookup
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|| articleSearcher.state() == QHttp::Connecting
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|| articleSearcher.state() == QHttp::Sending
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|| articleSearcher.state() == QHttp::Reading) {
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articleSearcher.abort();
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}
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if (myLineEdit->text() == "") {
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QMessageBox::critical(this, "Empty query",
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"Please type a search string.",
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QMessageBox::Ok, QMessageBox::NoButton);
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} else {
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QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
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articleSearcher.setHost("lists.trolltech.com");
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QHttpRequestHeader header("POST", "/qt-interest/search.php");
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header.setValue("Host", "lists.trolltech.com");
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header.setContentType("application/x-www-form-urlencoded");
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QString encodedTopic = myLineEdit->text();
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QUrl::encode(encodedTopic);
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QString searchString = "qt-interest=on&search=" + encodedTopic;
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articleSearcher.request(header, searchString.utf8());
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}
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}
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void ArchiveDialog::searchDone( bool error )
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{
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if (error) {
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QMessageBox::critical(this, "Error searching",
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"An error occurred when searching: "
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+ articleSearcher.errorString(),
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QMessageBox::Ok, QMessageBox::NoButton);
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} else {
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QString result(articleSearcher.readAll());
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QRegExp rx("<a href=\"(http://lists\\.trolltech\\.com/qt-interest/.*)\">(.*)</a>");
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rx.setMinimal(TRUE);
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int pos = 0;
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while (pos >= 0) {
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pos = rx.search(result, pos);
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if (pos > -1) {
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pos += rx.matchedLength();
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new QListViewItem(myListView, rx.cap(2), rx.cap(1));
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}
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}
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}
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QApplication::restoreOverrideCursor();
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}
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