| 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 QQMLPROPERTYMAP_H |
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| 5 | #define QQMLPROPERTYMAP_H |
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| 6 | |
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| 7 | #include <QtQml/qtqmlglobal.h> |
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| 8 | |
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| 9 | #include <QtCore/QObject> |
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| 10 | #include <QtCore/QHash> |
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| 11 | #include <QtCore/QStringList> |
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| 12 | #include <QtCore/QVariant> |
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| 13 | |
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| 14 | QT_BEGIN_NAMESPACE |
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| 15 | |
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| 16 | |
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| 17 | class QQmlPropertyMapPrivate; |
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| 18 | class Q_QML_EXPORT QQmlPropertyMap : public QObject |
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| 19 | { |
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| 20 | Q_OBJECT |
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| 21 | public: |
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| 22 | explicit QQmlPropertyMap(QObject *parent = nullptr); |
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| 23 | ~QQmlPropertyMap() override; |
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| 24 | |
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| 25 | QVariant value(const QString &key) const; |
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| 26 | void insert(const QString &key, const QVariant &value); |
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| 27 | void insert(const QVariantHash &values); |
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| 28 | void clear(const QString &key); |
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| 29 | void freeze(); |
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| 30 | |
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| 31 | Q_INVOKABLE QStringList keys() const; |
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| 32 | |
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| 33 | int count() const; |
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| 34 | int size() const; |
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| 35 | bool isEmpty() const; |
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| 36 | bool contains(const QString &key) const; |
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| 37 | |
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| 38 | QVariant &operator[](const QString &key); |
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| 39 | QVariant operator[](const QString &key) const; |
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| 40 | |
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| 41 | Q_SIGNALS: |
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| 42 | void valueChanged(const QString &key, const QVariant &value); |
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| 43 | |
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| 44 | protected: |
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| 45 | virtual QVariant updateValue(const QString &key, const QVariant &input); |
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| 46 | |
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| 47 | template<class DerivedType> |
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| 48 | QQmlPropertyMap(DerivedType *derived, QObject *parentObj) |
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| 49 | : QQmlPropertyMap(&DerivedType::staticMetaObject, parentObj) |
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| 50 | { |
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| 51 | Q_UNUSED(derived); |
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| 52 | } |
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| 53 | |
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| 54 | private: |
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| 55 | QQmlPropertyMap(const QMetaObject *staticMetaObject, QObject *parent); |
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| 56 | |
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| 57 | Q_DECLARE_PRIVATE(QQmlPropertyMap) |
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| 58 | Q_DISABLE_COPY(QQmlPropertyMap) |
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| 59 | }; |
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| 60 | |
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| 61 | QT_END_NAMESPACE |
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| 62 | |
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| 63 | #endif |
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| 64 | |
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