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Diffstat (limited to 'demos/embedded/flightinfo/flightinfo.cpp')
| -rw-r--r-- | demos/embedded/flightinfo/flightinfo.cpp | 399 |
1 files changed, 0 insertions, 399 deletions
diff --git a/demos/embedded/flightinfo/flightinfo.cpp b/demos/embedded/flightinfo/flightinfo.cpp deleted file mode 100644 index 58e71c8376..0000000000 --- a/demos/embedded/flightinfo/flightinfo.cpp +++ /dev/null @@ -1,399 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore> -#include <QtGui> -#include <QtNetwork> - -#include "ui_form.h" - -#define FLIGHTVIEW_URL "http://mobile.flightview.com/TrackByFlight.aspx" -#define FLIGHTVIEW_RANDOM "http://mobile.flightview.com/TrackSampleFlight.aspx" - -// strips all invalid constructs that might trip QXmlStreamReader -static QString sanitized(const QString &xml) -{ - QString data = xml; - - // anything up to the html tag - int i = data.indexOf("<html"); - if (i > 0) - data.remove(0, i - 1); - - // everything inside the head tag - i = data.indexOf("<head"); - if (i > 0) - data.remove(i, data.indexOf("</head>") - i + 7); - - // invalid link for JavaScript code - while (true) { - i = data.indexOf("onclick=\"gotoUrl("); - if (i < 0) - break; - data.remove(i, data.indexOf('\"', i + 9) - i + 1); - } - - // all inline frames - while (true) { - i = data.indexOf("<iframe"); - if (i < 0) - break; - data.remove(i, data.indexOf("</iframe>") - i + 8); - } - - // entities - data.remove(" "); - data.remove("©"); - - return data; -} - -class FlightInfo : public QMainWindow -{ - Q_OBJECT - -private: - - Ui_Form ui; - QUrl m_url; - QDate m_searchDate; - QPixmap m_map; - QNetworkAccessManager m_manager; - QList<QNetworkReply *> mapReplies; - -public: - - FlightInfo(QMainWindow *parent = 0): QMainWindow(parent) { - - QWidget *w = new QWidget(this); - ui.setupUi(w); - setCentralWidget(w); - - ui.searchBar->hide(); - ui.infoBox->hide(); - connect(ui.searchButton, SIGNAL(clicked()), SLOT(startSearch())); - connect(ui.flightEdit, SIGNAL(returnPressed()), SLOT(startSearch())); - - setWindowTitle("Flight Info"); - - // Rendered from the public-domain vectorized aircraft - // http://openclipart.org/media/people/Jarno - m_map = QPixmap(":/aircraft.png"); - - QAction *searchTodayAction = new QAction("Today's Flight", this); - QAction *searchYesterdayAction = new QAction("Yesterday's Flight", this); - QAction *randomAction = new QAction("Random Flight", this); - connect(searchTodayAction, SIGNAL(triggered()), SLOT(today())); - connect(searchYesterdayAction, SIGNAL(triggered()), SLOT(yesterday())); - connect(randomAction, SIGNAL(triggered()), SLOT(randomFlight())); - connect(&m_manager, SIGNAL(finished(QNetworkReply*)), - this, SLOT(handleNetworkData(QNetworkReply*))); -#if defined(Q_OS_SYMBIAN) - menuBar()->addAction(searchTodayAction); - menuBar()->addAction(searchYesterdayAction); - menuBar()->addAction(randomAction); -#else - addAction(searchTodayAction); - addAction(searchYesterdayAction); - addAction(randomAction); - setContextMenuPolicy(Qt::ActionsContextMenu); -#endif - } - -private slots: - - void handleNetworkData(QNetworkReply *networkReply) { - if (!networkReply->error()) { - if (!mapReplies.contains(networkReply)) { - // Assume UTF-8 encoded - QByteArray data = networkReply->readAll(); - QString xml = QString::fromUtf8(data); - digest(xml); - } else { - mapReplies.removeOne(networkReply); - m_map.loadFromData(networkReply->readAll()); - update(); - } - } - networkReply->deleteLater(); - } - - void today() { - QDateTime timestamp = QDateTime::currentDateTime(); - m_searchDate = timestamp.date(); - searchFlight(); - } - - void yesterday() { - QDateTime timestamp = QDateTime::currentDateTime(); - timestamp = timestamp.addDays(-1); - m_searchDate = timestamp.date(); - searchFlight(); - } - - void searchFlight() { - ui.searchBar->show(); - ui.infoBox->hide(); - ui.flightStatus->hide(); - ui.flightName->setText("Enter flight number"); - ui.flightEdit->setFocus(); -#ifdef QT_KEYPAD_NAVIGATION - ui.flightEdit->setEditFocus(true); -#endif - m_map = QPixmap(); - update(); - } - - void startSearch() { - ui.searchBar->hide(); - QString flight = ui.flightEdit->text().simplified(); - if (!flight.isEmpty()) - request(flight, m_searchDate); - } - - void randomFlight() { - request(QString(), QDate::currentDate()); - } - -public slots: - - void request(const QString &flightCode, const QDate &date) { - - setWindowTitle("Loading..."); - - QString code = flightCode.simplified(); - QString airlineCode = code.left(2).toUpper(); - QString flightNumber = code.mid(2, code.length()); - - ui.flightName->setText("Searching for " + code); - - m_url = QUrl(FLIGHTVIEW_URL); - m_url.addEncodedQueryItem("view", "detail"); - m_url.addEncodedQueryItem("al", QUrl::toPercentEncoding(airlineCode)); - m_url.addEncodedQueryItem("fn", QUrl::toPercentEncoding(flightNumber)); - m_url.addEncodedQueryItem("dpdat", QUrl::toPercentEncoding(date.toString("yyyyMMdd"))); - - if (code.isEmpty()) { - // random flight as sample - m_url = QUrl(FLIGHTVIEW_RANDOM); - ui.flightName->setText("Getting a random flight..."); - } - - m_manager.get(QNetworkRequest(m_url)); - } - - -private: - - void digest(const QString &content) { - - setWindowTitle("Flight Info"); - QString data = sanitized(content); - - // do we only get the flight list? - // we grab the first leg in the flight list - // then fetch another URL for the real flight info - int i = data.indexOf("a href=\"?view=detail"); - if (i > 0) { - QString href = data.mid(i, data.indexOf('\"', i + 8) - i + 1); - QRegExp regex("dpap=([A-Za-z0-9]+)"); - regex.indexIn(href); - QString airport = regex.cap(1); - m_url.addEncodedQueryItem("dpap", QUrl::toPercentEncoding(airport)); - m_manager.get(QNetworkRequest(m_url)); - return; - } - - QXmlStreamReader xml(data); - bool inFlightName = false; - bool inFlightStatus = false; - bool inFlightMap = false; - bool inFieldName = false; - bool inFieldValue = false; - - QString flightName; - QString flightStatus; - QStringList fieldNames; - QStringList fieldValues; - - while (!xml.atEnd()) { - xml.readNext(); - - if (xml.tokenType() == QXmlStreamReader::StartElement) { - QStringRef className = xml.attributes().value("class"); - inFlightName |= xml.name() == "h1"; - inFlightStatus |= className == "FlightDetailHeaderStatus"; - inFlightMap |= className == "flightMap"; - if (xml.name() == "td" && !className.isEmpty()) { - QString cn = className.toString(); - if (cn.contains("fieldTitle")) { - inFieldName = true; - fieldNames += QString(); - fieldValues += QString(); - } - if (cn.contains("fieldValue")) - inFieldValue = true; - } - if (xml.name() == "img" && inFlightMap) { - QString src = xml.attributes().value("src").toString(); - src.prepend("http://mobile.flightview.com/"); - QUrl url = QUrl::fromPercentEncoding(src.toAscii()); - mapReplies.append(m_manager.get(QNetworkRequest(url))); - } - } - - if (xml.tokenType() == QXmlStreamReader::EndElement) { - inFlightName &= xml.name() != "h1"; - inFlightStatus &= xml.name() != "div"; - inFlightMap &= xml.name() != "div"; - inFieldName &= xml.name() != "td"; - inFieldValue &= xml.name() != "td"; - } - - if (xml.tokenType() == QXmlStreamReader::Characters) { - if (inFlightName) - flightName += xml.text(); - if (inFlightStatus) - flightStatus += xml.text(); - if (inFieldName) - fieldNames.last() += xml.text(); - if (inFieldValue) - fieldValues.last() += xml.text(); - } - } - - if (fieldNames.isEmpty()) { - QString code = ui.flightEdit->text().simplified().left(10); - QString msg = QString("Flight %1 is not found").arg(code); - ui.flightName->setText(msg); - return; - } - - ui.flightName->setText(flightName); - flightStatus.remove("Status: "); - ui.flightStatus->setText(flightStatus); - ui.flightStatus->show(); - - QStringList whiteList; - whiteList << "Departure"; - whiteList << "Arrival"; - whiteList << "Scheduled"; - whiteList << "Takeoff"; - whiteList << "Estimated"; - whiteList << "Term-Gate"; - - QString text; - text = QString("<table width=%1>").arg(width() - 25); - for (int i = 0; i < fieldNames.count(); i++) { - QString fn = fieldNames[i].simplified(); - if (fn.endsWith(':')) - fn = fn.left(fn.length() - 1); - if (!whiteList.contains(fn)) - continue; - - QString fv = fieldValues[i].simplified(); - bool special = false; - special |= fn.startsWith("Departure"); - special |= fn.startsWith("Arrival"); - text += "<tr>"; - if (special) { - text += "<td align=center colspan=2>"; - text += "<b><font size=+1>" + fv + "</font></b>"; - text += "</td>"; - } else { - text += "<td align=right>"; - text += fn; - text += " : "; - text += " "; - text += "</td>"; - text += "<td>"; - text += fv; - text += "</td>"; - } - text += "</tr>"; - } - text += "</table>"; - ui.detailedInfo->setText(text); - ui.infoBox->show(); - } - - void resizeEvent(QResizeEvent *event) { - Q_UNUSED(event); - ui.detailedInfo->setMaximumWidth(width() - 25); - } - - void paintEvent(QPaintEvent *event) { - QMainWindow::paintEvent(event); - QPainter p(this); - p.fillRect(rect(), QColor(131, 171, 210)); - if (!m_map.isNull()) { - int x = (width() - m_map.width()) / 2; - int space = ui.infoBox->pos().y(); - if (!ui.infoBox->isVisible()) - space = height(); - int top = ui.titleBox->height(); - int y = qMax(top, (space - m_map.height()) / 2); - p.drawPixmap(x, y, m_map); - } - p.end(); - } - -}; - - -#include "flightinfo.moc" - -int main(int argc, char **argv) -{ - Q_INIT_RESOURCE(flightinfo); - - QApplication app(argc, argv); - - FlightInfo w; -#if defined(Q_OS_SYMBIAN) - w.showMaximized(); -#else - w.resize(360, 504); - w.show(); -#endif - - return app.exec(); -} |