Long live Qt 4.5!

1 files changed, 164 insertions, 0 deletions

diff --git a/examples/xmlpatterns/trafficinfo/stationdialog.cpp b/examples/xmlpatterns/trafficinfo/stationdialog.cpp
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+++ b/examples/xmlpatterns/trafficinfo/stationdialog.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "stationdialog.h"
+#include "ui_stationdialog.h"
+
+#include <QtCore/QAbstractListModel>
+
+class StationModel : public QAbstractListModel
+{
+    public:
+        enum Role
+        {
+            StationIdRole = Qt::UserRole + 1,
+            StationNameRole
+        };
+
+        StationModel(QObject *parent = 0)
+            : QAbstractListModel(parent)
+        {
+        }
+
+        void setStations(const StationInformation::List &list)
+        {
+            m_stations = list;
+            layoutChanged();
+        }
+
+        virtual int rowCount(const QModelIndex &parent = QModelIndex()) const
+        {
+            if (!parent.isValid())
+                return m_stations.count();
+            else
+                return 0;
+        }
+
+        virtual int columnCount(const QModelIndex &parent = QModelIndex()) const
+        {
+            if (!parent.isValid())
+                return 1;
+            else
+                return 0;
+        }
+
+        virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const
+        {
+            if (!index.isValid())
+                return QVariant();
+
+            if (index.column() > 1 || index.row() >= m_stations.count())
+                return QVariant();
+
+            const StationInformation info = m_stations.at(index.row());
+            if (role == Qt::DisplayRole || role == StationNameRole)
+                return info.name();
+            else if (role == StationIdRole)
+                return info.id();
+
+            return QVariant();
+        }
+
+    private:
+        StationInformation::List m_stations;
+};
+
+StationDialog::StationDialog(const QString &name, const QStringList &lineNumbers, QWidget *parent)
+    : QDialog(parent)
+{
+    m_ui.setupUi(this);
+
+    connect(m_ui.m_searchButton, SIGNAL(clicked()), this, SLOT(searchStations()));
+
+    m_ui.m_searchButton->setDefault(true);
+    m_ui.m_input->setText(name);
+
+    m_model = new StationModel(this);
+    m_ui.m_view->setModel(m_model);
+
+    for (int i = 0; i < lineNumbers.count(); ++i) {
+        if (i == 0)
+            m_ui.m_line1->setText(lineNumbers.at(i));
+        else if (i == 1)
+            m_ui.m_line2->setText(lineNumbers.at(i));
+        else if (i == 2)
+            m_ui.m_line3->setText(lineNumbers.at(i));
+        else if (i == 3)
+            m_ui.m_line4->setText(lineNumbers.at(i));
+    }
+
+    searchStations();
+}
+
+StationInformation StationDialog::selectedStation() const
+{
+    const QModelIndex index = m_ui.m_view->currentIndex();
+
+    if (!index.isValid())
+        return StationInformation();
+
+    return StationInformation(index.data(StationModel::StationIdRole).toString(),
+                              index.data(StationModel::StationNameRole).toString());
+}
+
+QStringList StationDialog::lineNumbers() const
+{
+    QStringList lines;
+
+    if (!m_ui.m_line1->text().simplified().isEmpty())
+        lines.append(m_ui.m_line1->text().simplified());
+    if (!m_ui.m_line2->text().simplified().isEmpty())
+        lines.append(m_ui.m_line2->text().simplified());
+    if (!m_ui.m_line3->text().simplified().isEmpty())
+        lines.append(m_ui.m_line3->text().simplified());
+    if (!m_ui.m_line4->text().simplified().isEmpty())
+        lines.append(m_ui.m_line4->text().simplified());
+
+    return lines;
+}
+
+void StationDialog::searchStations()
+{
+    StationQuery query;
+
+    m_model->setStations(query.query(m_ui.m_input->text()));
+    m_ui.m_view->keyboardSearch(m_ui.m_input->text());
+}