| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #ifndef QQMLPROPERTYMAP_H |
| 5 | #define QQMLPROPERTYMAP_H |
| 6 | |
| 7 | #include <QtQml/qtqmlglobal.h> |
| 8 | #include <QtQml/qqmlregistration.h> |
| 9 | |
| 10 | #include <QtCore/QObject> |
| 11 | #include <QtCore/QHash> |
| 12 | #include <QtCore/QStringList> |
| 13 | #include <QtCore/QVariant> |
| 14 | |
| 15 | QT_BEGIN_NAMESPACE |
| 16 | |
| 17 | |
| 18 | class QQmlPropertyMapPrivate; |
| 19 | class Q_QML_EXPORT QQmlPropertyMap : public QObject |
| 20 | { |
| 21 | Q_OBJECT |
| 22 | QML_ANONYMOUS |
| 23 | public: |
| 24 | explicit QQmlPropertyMap(QObject *parent = nullptr); |
| 25 | ~QQmlPropertyMap() override; |
| 26 | |
| 27 | QVariant value(const QString &key) const; |
| 28 | void insert(const QString &key, const QVariant &value); |
| 29 | void insert(const QVariantHash &values); |
| 30 | void clear(const QString &key); |
| 31 | void freeze(); |
| 32 | |
| 33 | Q_INVOKABLE QStringList keys() const; |
| 34 | |
| 35 | int count() const; |
| 36 | int size() const; |
| 37 | bool isEmpty() const; |
| 38 | bool contains(const QString &key) const; |
| 39 | |
| 40 | QVariant &operator[](const QString &key); |
| 41 | QVariant operator[](const QString &key) const; |
| 42 | |
| 43 | Q_SIGNALS: |
| 44 | void valueChanged(const QString &key, const QVariant &value); |
| 45 | |
| 46 | protected: |
| 47 | virtual QVariant updateValue(const QString &key, const QVariant &input); |
| 48 | |
| 49 | template<class DerivedType> |
| 50 | QQmlPropertyMap(DerivedType *derived, QObject *parentObj) |
| 51 | : QQmlPropertyMap(&DerivedType::staticMetaObject, parentObj) |
| 52 | { |
| 53 | Q_UNUSED(derived); |
| 54 | } |
| 55 | |
| 56 | private: |
| 57 | QQmlPropertyMap(const QMetaObject *staticMetaObject, QObject *parent); |
| 58 | |
| 59 | Q_DECLARE_PRIVATE(QQmlPropertyMap) |
| 60 | Q_DISABLE_COPY(QQmlPropertyMap) |
| 61 | }; |
| 62 | |
| 63 | QT_END_NAMESPACE |
| 64 | |
| 65 | #endif |
| 66 |