In-App purchasing demo | Qt 6.2

- Qt 6.2
- In-App purchasing demo
- Qt 6.2.3 Reference Documentation

# In-App purchasing demo

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     #ifndef INAPPPRODUCTQMLTYPE_H
     #define INAPPPRODUCTQMLTYPE_H

     #include <QtQml/qqmlparserstatus.h>
     #include <QObject>
     #include <QtQml/qqml.h>

     #include "inappstoreqmltype.h"
     #include "../inapp/inappproduct.h"
     #include "../inapp/inapptransaction.h"

     class InAppTransaction;
     class InAppStoreQmlType;
     class InAppProductQmlType : public QObject, public QQmlParserStatus
     {
         Q_OBJECT
         Q_INTERFACES(QQmlParserStatus)
         Q_PROPERTY(QString identifier READ identifier WRITE setIdentifier NOTIFY identifierChanged)
         Q_PROPERTY(ProductType type READ type WRITE setType NOTIFY typeChanged)
         Q_PROPERTY(QString price READ price NOTIFY priceChanged)
         Q_PROPERTY(QString title READ title NOTIFY titleChanged)
         Q_PROPERTY(QString description READ description NOTIFY descriptionChanged)
         Q_PROPERTY(Status status READ status NOTIFY statusChanged)
         Q_PROPERTY(InAppStoreQmlType *store READ store WRITE setStore NOTIFY storeChanged)
         QML_NAMED_ELEMENT(Product)

     public:
         enum Status {
             Uninitialized,
             PendingRegistration,
             Registered,
             Unknown
         };
         Q_ENUM(Status);

         // Must match InAppProduct::ProductType
         enum ProductType {
             Consumable,
             Unlockable
         };
         Q_ENUM(ProductType);

         explicit InAppProductQmlType(QObject *parent = 0);

         Q_INVOKABLE void purchase();
         Q_INVOKABLE void resetStatus();

         void setIdentifier(const QString &identifier);
         QString identifier() const;

         Status status() const;
         QString price() const;
         QString title() const;
         QString description() const;

         void setStore(InAppStoreQmlType *store);
         InAppStoreQmlType *store() const;

         void setType(ProductType type);
         ProductType type() const;

     Q_SIGNALS:
         void purchaseSucceeded(InAppTransaction *transaction);
         void purchaseFailed(InAppTransaction *transaction);
         void purchaseRestored(InAppTransaction *transaction);
         void identifierChanged();
         void statusChanged();
         void priceChanged();
         void titleChanged();
         void descriptionChanged();
         void storeChanged();
         void typeChanged();

     protected:
         void componentComplete();
         void classBegin() {}

     private Q_SLOTS:
         void handleTransaction(InAppTransaction *transaction);
         void handleProductRegistered(InAppProduct *product);
         void handleProductUnknown(InAppProduct::ProductType, const QString &identifier);

     private:
         void setProduct(InAppProduct *product);
         void updateProduct();

         QString m_identifier;
         Status m_status;
         InAppProductQmlType::ProductType m_type;
         bool m_componentComplete;

         InAppStoreQmlType *m_store;
         InAppProduct *m_product;
     };

     #endif // INAPPPRODUCTQMLTYPE_H