In-App purchasing demo | Qt 6.2

- Qt 6.2
- In-App purchasing demo
- Qt 6.2.4 Reference Documentation

# In-App purchasing demo

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     #ifndef INAPPSTORE_H
     #define INAPPSTORE_H

     #include <QObject>
     #include <QMutex>
     #include <QHash>

     #include "inappproduct.h"
     #include "inapppurchasebackend.h"

     class InAppProduct;
     class InAppTransaction;
     class InAppPurchaseBackend;
     class InAppStorePrivate
     {
     public:
         InAppStorePrivate()
             : backend(0)
             , hasCalledInitialize(false)
             , pendingRestorePurchases(false)
         {
         }

         ~InAppStorePrivate()
         {
             delete backend;
         }

         QHash<QString, InAppProduct::ProductType> pendingProducts;
         QHash<QString, InAppProduct *> registeredProducts;
         InAppPurchaseBackend *backend;
         bool hasCalledInitialize;
         bool pendingRestorePurchases;
     };
     class InAppStore: public QObject
     {
         Q_OBJECT

     public:
         explicit InAppStore(QObject *parent = nullptr);
         ~InAppStore();

         Q_INVOKABLE void restorePurchases();
         Q_INVOKABLE void registerProduct(InAppProduct::ProductType productType, const QString &identifier);
         Q_INVOKABLE InAppProduct *registeredProduct(const QString &identifier) const;
         Q_INVOKABLE void setPlatformProperty(const QString &propertyName, const QString &value);

     signals:
         void productRegistered(InAppProduct *product);
         void productUnknown(InAppProduct::ProductType productType, const QString &identifier);
         void transactionReady(InAppTransaction *transaction);

     private Q_SLOTS:
         void registerPendingProducts();
         void registerProduct(InAppProduct *);

     private:
         void setupBackend();

         Q_DISABLE_COPY(InAppStore)
         QSharedPointer<InAppStorePrivate> d;
     };

     #endif // INAPPSTORE_H