1 files changed, 157 insertions, 0 deletions
diff --git a/src/qmlmodels/qqmladaptormodel_p.h b/src/qmlmodels/qqmladaptormodel_p.h
new file mode 100644
index 0000000000..d43cff129d
--- /dev/null
+++ b/src/qmlmodels/qqmladaptormodel_p.h
@@ -0,0 +1,157 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QQMLADAPTORMODEL_P_H
+#define QQMLADAPTORMODEL_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qabstractitemmodel.h>
+
+#include <private/qtqmlglobal_p.h>
+#include <private/qqmllistaccessor_p.h>
+#include <private/qtqmlmodelsglobal_p.h>
+#include <private/qqmlguard_p.h>
+#include <private/qqmlnullablevalue_p.h>
+#include <private/qqmlpropertycache_p.h>
+
+QT_REQUIRE_CONFIG(qml_delegate_model);
+
+QT_BEGIN_NAMESPACE
+
+class QQmlEngine;
+
+class QQmlDelegateModel;
+class QQmlDelegateModelItem;
+class QQmlDelegateModelItemMetaType;
+
+class Q_QMLMODELS_EXPORT QQmlAdaptorModel : public QQmlGuard<QObject>
+{
+public:
+    class Accessors
+    {
+    public:
+        inline Accessors() {}
+        virtual ~Accessors();
+        virtual int rowCount(const QQmlAdaptorModel &) const { return 0; }
+        virtual int columnCount(const QQmlAdaptorModel &) const { return 0; }
+        virtual void cleanup(QQmlAdaptorModel &) const {}
+
+        virtual QVariant value(const QQmlAdaptorModel &, int, const QString &) const {
+            return QVariant(); }
+
+        virtual QQmlDelegateModelItem *createItem(
+                QQmlAdaptorModel &,
+                const QQmlRefPointer<QQmlDelegateModelItemMetaType> &,
+                int, int, int) { return nullptr; }
+
+        virtual bool notify(
+                const QQmlAdaptorModel &,
+                const QList<QQmlDelegateModelItem *> &,
+                int,
+                int,
+                const QVector<int> &) const { return false; }
+        virtual void replaceWatchedRoles(
+                QQmlAdaptorModel &,
+                const QList<QByteArray> &,
+                const QList<QByteArray> &) const {}
+        virtual QVariant parentModelIndex(const QQmlAdaptorModel &) const {
+            return QVariant(); }
+        virtual QVariant modelIndex(const QQmlAdaptorModel &, int) const {
+            return QVariant(); }
+        virtual bool canFetchMore(const QQmlAdaptorModel &) const { return false; }
+        virtual void fetchMore(QQmlAdaptorModel &) const {}
+
+        QScopedPointer<QMetaObject, QScopedPointerPodDeleter> metaObject;
+        QQmlPropertyCache::ConstPtr propertyCache;
+    };
+
+    Accessors *accessors;
+    QPersistentModelIndex rootIndex;
+    QQmlListAccessor list;
+    // we need to ensure that a JS created model does not get gced, but cannot
+    // arbitrarily set the parent  (using QQmlStrongJSQObjectReference)  of QObject based models,
+    // as that causes issues with singletons
+    QV4::PersistentValue modelStrongReference;
+
+    QTypeRevision modelItemRevision = QTypeRevision::zero();
+
+    QQmlAdaptorModel();
+    ~QQmlAdaptorModel();
+
+    inline QVariant model() const { return list.list(); }
+    void setModel(const QVariant &variant);
+    void invalidateModel();
+
+    bool isValid() const;
+    int count() const;
+    int rowCount() const;
+    int columnCount() const;
+    int rowAt(int index) const;
+    int columnAt(int index) const;
+    int indexAt(int row, int column) const;
+
+    void useImportVersion(QTypeRevision revision);
+
+    inline bool adaptsAim() const { return qobject_cast<QAbstractItemModel *>(object()); }
+    inline QAbstractItemModel *aim() { return static_cast<QAbstractItemModel *>(object()); }
+    inline const QAbstractItemModel *aim() const { return static_cast<const QAbstractItemModel *>(object()); }
+
+    inline QVariant value(int index, const QString &role) const {
+        return accessors->value(*this, index, role); }
+    inline QQmlDelegateModelItem *createItem(
+            const QQmlRefPointer<QQmlDelegateModelItemMetaType> &metaType, int index)
+    {
+        return accessors->createItem(*this, metaType, index, rowAt(index), columnAt(index));
+    }
+    inline bool hasProxyObject() const {
+        return list.type() == QQmlListAccessor::Instance
+                || list.type() == QQmlListAccessor::ListProperty
+                || list.type() == QQmlListAccessor::ObjectList;
+    }
+
+    inline bool notify(
+            const QList<QQmlDelegateModelItem *> &items,
+            int index,
+            int count,
+            const QVector<int> &roles) const {
+        return accessors->notify(*this, items, index, count, roles); }
+    inline void replaceWatchedRoles(
+            const QList<QByteArray> &oldRoles, const QList<QByteArray> &newRoles) {
+        accessors->replaceWatchedRoles(*this, oldRoles, newRoles); }
+
+    inline QVariant modelIndex(int index) const { return accessors->modelIndex(*this, index); }
+    inline QVariant parentModelIndex() const { return accessors->parentModelIndex(*this); }
+    inline bool canFetchMore() const { return accessors->canFetchMore(*this); }
+    inline void fetchMore() { return accessors->fetchMore(*this); }
+
+private:
+    static void objectDestroyedImpl(QQmlGuardImpl *);
+
+    Accessors m_nullAccessors;
+};
+
+class QQmlAdaptorModelProxyInterface
+{
+public:
+    virtual ~QQmlAdaptorModelProxyInterface() {}
+
+    virtual QObject *proxiedObject() = 0;
+};
+
+#define QQmlAdaptorModelProxyInterface_iid "org.qt-project.Qt.QQmlAdaptorModelProxyInterface"
+
+Q_DECLARE_INTERFACE(QQmlAdaptorModelProxyInterface, QQmlAdaptorModelProxyInterface_iid)
+
+QT_END_NAMESPACE
+
+#endif