| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QQUICKREPEATER_P_H |
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| 5 | #define QQUICKREPEATER_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include "qquickitem.h" |
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| 19 | |
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| 20 | #include <private/qtquickglobal_p.h> |
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| 21 | |
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| 22 | QT_REQUIRE_CONFIG(quick_repeater); |
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| 23 | |
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| 24 | QT_BEGIN_NAMESPACE |
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| 25 | |
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| 26 | class QQmlChangeSet; |
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| 27 | |
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| 28 | class QQuickRepeaterPrivate; |
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| 29 | class Q_QUICK_EXPORT QQuickRepeater : public QQuickItem |
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| 30 | { |
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| 31 | Q_OBJECT |
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| 32 | |
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| 33 | Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) |
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| 34 | Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) |
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| 35 | Q_PROPERTY(int count READ count NOTIFY countChanged) |
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| 36 | Q_CLASSINFO("DefaultProperty" , "delegate" ) |
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| 37 | QML_NAMED_ELEMENT(Repeater) |
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| 38 | QML_ADDED_IN_VERSION(2, 0) |
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| 39 | |
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| 40 | public: |
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| 41 | QQuickRepeater(QQuickItem *parent=nullptr); |
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| 42 | virtual ~QQuickRepeater(); |
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| 43 | |
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| 44 | QVariant model() const; |
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| 45 | void setModel(const QVariant &); |
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| 46 | |
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| 47 | QQmlComponent *delegate() const; |
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| 48 | void setDelegate(QQmlComponent *); |
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| 49 | |
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| 50 | int count() const; |
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| 51 | |
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| 52 | Q_INVOKABLE QQuickItem *itemAt(int index) const; |
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| 53 | |
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| 54 | Q_SIGNALS: |
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| 55 | void modelChanged(); |
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| 56 | void delegateChanged(); |
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| 57 | void countChanged(); |
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| 58 | |
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| 59 | void itemAdded(int index, QQuickItem *item); |
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| 60 | void itemRemoved(int index, QQuickItem *item); |
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| 61 | |
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| 62 | private: |
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| 63 | void clear(); |
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| 64 | void regenerate(); |
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| 65 | |
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| 66 | protected: |
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| 67 | void componentComplete() override; |
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| 68 | void itemChange(ItemChange change, const ItemChangeData &value) override; |
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| 69 | |
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| 70 | private Q_SLOTS: |
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| 71 | void createdItem(int index, QObject *item); |
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| 72 | void initItem(int, QObject *item); |
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| 73 | void modelUpdated(const QQmlChangeSet &changeSet, bool reset); |
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| 74 | |
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| 75 | private: |
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| 76 | Q_DISABLE_COPY(QQuickRepeater) |
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| 77 | Q_DECLARE_PRIVATE(QQuickRepeater) |
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| 78 | }; |
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| 79 | |
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| 80 | QT_END_NAMESPACE |
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| 81 | |
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| 82 | #endif // QQUICKREPEATER_P_H |
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| 83 | |
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