| /**************************************************************************** |
| ** |
| ** Copyright (C) 2019 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of Qt Quick 3D. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
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| ** GNU General Public License Usage |
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| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
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| ** |
| ****************************************************************************/ |
| |
| #ifndef QQUICK3DREPEATER_P_H |
| #define QQUICK3DREPEATER_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 <QtQuick3D/private/qquick3dnode_p.h> |
| |
| #include <QtCore/qvector.h> |
| #include <QtCore/qpointer.h> |
| |
| QT_BEGIN_NAMESPACE |
| class QQmlChangeSet; |
| class QQmlContext; |
| class QQmlInstanceModel; |
| class QQuick3DRepeaterPrivate; |
| |
| class Q_QUICK3D_EXPORT QQuick3DRepeater : public QQuick3DNode |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) |
| Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) |
| Q_PROPERTY(int count READ count NOTIFY countChanged) |
| Q_CLASSINFO("DefaultProperty", "delegate") |
| |
| public: |
| QQuick3DRepeater(QQuick3DNode *parent = nullptr); |
| ~QQuick3DRepeater() override; |
| |
| QVariant model() const; |
| void setModel(const QVariant &); |
| |
| QQmlComponent *delegate() const; |
| void setDelegate(QQmlComponent *); |
| |
| int count() const; |
| |
| Q_INVOKABLE QQuick3DObject *objectAt(int index) const; |
| |
| Q_SIGNALS: |
| void modelChanged(); |
| void delegateChanged(); |
| void countChanged(); |
| |
| void objectAdded(int index, QQuick3DObject *object); |
| void objectRemoved(int index, QQuick3DObject *object); |
| |
| private: |
| void clear(); |
| void regenerate(); |
| |
| protected: |
| void componentComplete() override; |
| void itemChange(ItemChange change, const ItemChangeData &value) override; |
| |
| private Q_SLOTS: |
| void createdObject(int index, QObject *item); |
| void initObject(int, QObject *item); |
| void modelUpdated(const QQmlChangeSet &changeSet, bool reset); |
| |
| private: |
| Q_DISABLE_COPY(QQuick3DRepeater) |
| |
| void requestItems(); |
| |
| QPointer<QQmlInstanceModel> m_model; |
| QVariant m_dataSource; |
| QPointer<QObject> m_dataSourceAsObject; |
| int m_itemCount; |
| bool m_ownModel : 1; |
| bool m_dataSourceIsObject : 1; |
| bool m_delegateValidated : 1; |
| |
| QVector<QPointer<QQuick3DNode> > m_deletables; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| QML_DECLARE_TYPE(QQuick3DRepeater) |
| |
| #endif // QQUICK3DREPEATER_P_H |