1 files changed, 136 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/itemviews/chart/mainwindow.cpp b/tests/manual/examples/widgets/itemviews/chart/mainwindow.cpp
new file mode 100644
index 0000000000..450f2e3a56
--- /dev/null
+++ b/tests/manual/examples/widgets/itemviews/chart/mainwindow.cpp
@@ -0,0 +1,136 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "pieview.h"
+#include "mainwindow.h"
+
+#include <QtWidgets>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    QMenu *fileMenu = new QMenu(tr("&File"), this);
+    QAction *openAction = fileMenu->addAction(tr("&Open..."));
+    openAction->setShortcuts(QKeySequence::Open);
+    QAction *saveAction = fileMenu->addAction(tr("&Save As..."));
+    saveAction->setShortcuts(QKeySequence::SaveAs);
+    QAction *quitAction = fileMenu->addAction(tr("E&xit"));
+    quitAction->setShortcuts(QKeySequence::Quit);
+
+    setupModel();
+    setupViews();
+
+    connect(openAction, &QAction::triggered, this, &MainWindow::openFile);
+    connect(saveAction, &QAction::triggered, this, &MainWindow::saveFile);
+    connect(quitAction, &QAction::triggered, qApp, &QCoreApplication::quit);
+
+    menuBar()->addMenu(fileMenu);
+    statusBar();
+
+    loadFile(":/Charts/qtdata.cht");
+
+    setWindowTitle(tr("Chart"));
+    resize(870, 550);
+}
+
+void MainWindow::setupModel()
+{
+    model = new QStandardItemModel(8, 2, this);
+    model->setHeaderData(0, Qt::Horizontal, tr("Label"));
+    model->setHeaderData(1, Qt::Horizontal, tr("Quantity"));
+}
+
+void MainWindow::setupViews()
+{
+    QSplitter *splitter = new QSplitter;
+    QTableView *table = new QTableView;
+    pieChart = new PieView;
+    splitter->addWidget(table);
+    splitter->addWidget(pieChart);
+    splitter->setStretchFactor(0, 0);
+    splitter->setStretchFactor(1, 1);
+
+    table->setModel(model);
+    pieChart->setModel(model);
+
+    QItemSelectionModel *selectionModel = new QItemSelectionModel(model);
+    table->setSelectionModel(selectionModel);
+    pieChart->setSelectionModel(selectionModel);
+
+    QHeaderView *headerView = table->horizontalHeader();
+    headerView->setStretchLastSection(true);
+
+    setCentralWidget(splitter);
+}
+
+void MainWindow::openFile()
+{
+    const QString fileName =
+        QFileDialog::getOpenFileName(this, tr("Choose a data file"), "", "*.cht");
+    if (!fileName.isEmpty())
+        loadFile(fileName);
+}
+
+void MainWindow::loadFile(const QString &fileName)
+{
+    QFile file(fileName);
+    if (!file.open(QFile::ReadOnly | QFile::Text))
+        return;
+
+    QTextStream stream(&file);
+
+    model->removeRows(0, model->rowCount(QModelIndex()), QModelIndex());
+
+    int row = 0;
+    while (!stream.atEnd()) {
+        const QString line = stream.readLine();
+        if (!line.isEmpty()) {
+            model->insertRows(row, 1, QModelIndex());
+
+            const QStringList pieces = line.split(QLatin1Char(','), Qt::SkipEmptyParts);
+            if (pieces.size() < 3)
+                continue;
+            model->setData(model->index(row, 0, QModelIndex()),
+                           pieces.value(0));
+            model->setData(model->index(row, 1, QModelIndex()),
+                           pieces.value(1));
+            model->setData(model->index(row, 0, QModelIndex()),
+                           QColor(pieces.value(2)), Qt::DecorationRole);
+            row++;
+        }
+    };
+
+    file.close();
+    statusBar()->showMessage(tr("Loaded %1").arg(fileName), 2000);
+}
+
+void MainWindow::saveFile()
+{
+    QString fileName = QFileDialog::getSaveFileName(this,
+        tr("Save file as"), "", "*.cht");
+
+    if (fileName.isEmpty())
+        return;
+
+    QFile file(fileName);
+    if (!file.open(QFile::WriteOnly | QFile::Text))
+        return;
+
+    QTextStream stream(&file);
+    for (int row = 0; row < model->rowCount(QModelIndex()); ++row) {
+
+        QStringList pieces;
+
+        pieces.append(model->data(model->index(row, 0, QModelIndex()),
+                                  Qt::DisplayRole).toString());
+        pieces.append(model->data(model->index(row, 1, QModelIndex()),
+                                  Qt::DisplayRole).toString());
+        pieces.append(model->data(model->index(row, 0, QModelIndex()),
+                                  Qt::DecorationRole).toString());
+
+        stream << pieces.join(',') << "\n";
+    }
+
+    file.close();
+    statusBar()->showMessage(tr("Saved %1").arg(fileName), 2000);
+}