1 files changed, 95 insertions, 0 deletions
diff --git a/examples/corelib/bindableproperties/subscription/main.cpp b/examples/corelib/bindableproperties/subscription/main.cpp
new file mode 100644
index 0000000000..3f98da7467
--- /dev/null
+++ b/examples/corelib/bindableproperties/subscription/main.cpp
@@ -0,0 +1,95 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "../shared/subscriptionwindow.h"
+#include "subscription.h"
+#include "user.h"
+
+#include <QApplication>
+#include <QLabel>
+#include <QLocale>
+#include <QPushButton>
+#include <QRadioButton>
+#include <QSpinBox>
+#include <QString>
+
+using namespace Qt::StringLiterals;
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+
+//! [init]
+    User user;
+    Subscription subscription(&user);
+//! [init]
+
+    SubscriptionWindow w;
+
+    // Initialize subscription data
+    QRadioButton *monthly = w.findChild<QRadioButton *>(u"btnMonthly"_s);
+    QObject::connect(monthly, &QRadioButton::clicked, &subscription, [&] {
+        subscription.setDuration(Subscription::Monthly);
+    });
+    QRadioButton *quarterly = w.findChild<QRadioButton *>(u"btnQuarterly"_s);
+    QObject::connect(quarterly, &QRadioButton::clicked, &subscription, [&] {
+        subscription.setDuration(Subscription::Quarterly);
+    });
+    QRadioButton *yearly = w.findChild<QRadioButton *>(u"btnYearly"_s);
+    QObject::connect(yearly, &QRadioButton::clicked, &subscription, [&] {
+        subscription.setDuration(Subscription::Yearly);
+    });
+
+    // Initialize user data
+    QPushButton *germany = w.findChild<QPushButton *>(u"btnGermany"_s);
+    QObject::connect(germany, &QPushButton::clicked, &user, [&] {
+        user.setCountry(User::Country::Germany);
+    });
+    QPushButton *finland = w.findChild<QPushButton *>(u"btnFinland"_s);
+    QObject::connect(finland, &QPushButton::clicked, &user, [&] {
+        user.setCountry(User::Country::Finland);
+    });
+    QPushButton *norway = w.findChild<QPushButton *>(u"btnNorway"_s);
+    QObject::connect(norway, &QPushButton::clicked, &user, [&] {
+        user.setCountry(User::Country::Norway);
+    });
+
+    QSpinBox *ageSpinBox = w.findChild<QSpinBox *>(u"ageSpinBox"_s);
+    QObject::connect(ageSpinBox, &QSpinBox::valueChanged, &user, [&](int value) {
+        user.setAge(value);
+    });
+
+    // Initialize price data
+    QLabel *priceDisplay = w.findChild<QLabel *>(u"priceDisplay"_s);
+    priceDisplay->setText(QString::number(subscription.price()));
+    priceDisplay->setEnabled(subscription.isValid());
+
+    // Track the price changes
+
+//! [connect-price-changed]
+    QObject::connect(&subscription, &Subscription::priceChanged, priceDisplay, [&] {
+        QLocale lc{QLocale::AnyLanguage, user.country()};
+        priceDisplay->setText(lc.toCurrencyString(subscription.price() / subscription.duration()));
+    });
+//! [connect-price-changed]
+
+//! [connect-validity-changed]
+    QObject::connect(&subscription, &Subscription::isValidChanged, priceDisplay, [&] {
+        priceDisplay->setEnabled(subscription.isValid());
+    });
+//! [connect-validity-changed]
+
+//! [connect-user]
+    QObject::connect(&user, &User::countryChanged, &subscription, [&] {
+        subscription.calculatePrice();
+        subscription.updateValidity();
+    });
+
+    QObject::connect(&user, &User::ageChanged, &subscription, [&] {
+        subscription.updateValidity();
+    });
+//! [connect-user]
+
+    w.show();
+    return a.exec();
+}