qt6windows7/examples/corelib/bindableproperties/bindablesubscription/bindablesubscription.h
2023-10-29 23:33:08 +01:00

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1.1 KiB
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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef BINDABLESUBSCRIPTION_H
#define BINDABLESUBSCRIPTION_H
#include <QPointer>
#include <QProperty>
class BindableUser;
//! [bindable-subscription-class]
class BindableSubscription
{
public:
enum Duration { Monthly = 1, Quarterly = 3, Yearly = 12 };
BindableSubscription(BindableUser *user);
BindableSubscription(const BindableSubscription &) = delete;
int price() const { return m_price; }
QBindable<int> bindablePrice() { return &m_price; }
Duration duration() const { return m_duration; }
void setDuration(Duration newDuration);
QBindable<Duration> bindableDuration() { return &m_duration; }
bool isValid() const { return m_isValid; }
QBindable<bool> bindableIsValid() { return &m_isValid; }
private:
double calculateDiscount() const;
int basePrice() const;
BindableUser *m_user;
QProperty<Duration> m_duration { Monthly };
QProperty<int> m_price { 0 };
QProperty<bool> m_isValid { false };
};
//! [bindable-subscription-class]
#endif // BNDABLESUBSCRIPTION_H