| 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 QQMLCONTEXT_H |
| 5 | #define QQMLCONTEXT_H |
| 6 | |
| 7 | #include <QtCore/qurl.h> |
| 8 | #include <QtCore/qobject.h> |
| 9 | #include <QtCore/qlist.h> |
| 10 | #include <QtCore/qpair.h> |
| 11 | #include <QtQml/qjsvalue.h> |
| 12 | #include <QtCore/qmetatype.h> |
| 13 | #include <QtCore/qvariant.h> |
| 14 | |
| 15 | QT_BEGIN_NAMESPACE |
| 16 | |
| 17 | |
| 18 | class QString; |
| 19 | class QQmlEngine; |
| 20 | class QQmlContextPrivate; |
| 21 | class QQmlCompositeTypeData; |
| 22 | class QQmlContextData; |
| 23 | |
| 24 | class Q_QML_EXPORT QQmlContext : public QObject |
| 25 | { |
| 26 | Q_OBJECT |
| 27 | Q_DECLARE_PRIVATE(QQmlContext) |
| 28 | |
| 29 | public: |
| 30 | struct PropertyPair { QString name; QVariant value; }; |
| 31 | |
| 32 | QQmlContext(QQmlEngine *parent, QObject *objParent = nullptr); |
| 33 | QQmlContext(QQmlContext *parent, QObject *objParent = nullptr); |
| 34 | ~QQmlContext() override; |
| 35 | |
| 36 | bool isValid() const; |
| 37 | |
| 38 | QQmlEngine *engine() const; |
| 39 | QQmlContext *parentContext() const; |
| 40 | |
| 41 | QObject *contextObject() const; |
| 42 | void setContextObject(QObject *); |
| 43 | |
| 44 | QVariant contextProperty(const QString &) const; |
| 45 | void setContextProperty(const QString &, QObject *); |
| 46 | void setContextProperty(const QString &, const QVariant &); |
| 47 | void setContextProperties(const QList<PropertyPair> &properties); |
| 48 | |
| 49 | QString nameForObject(const QObject *) const; |
| 50 | QObject *objectForName(const QString &) const; |
| 51 | |
| 52 | QUrl resolvedUrl(const QUrl &) const; |
| 53 | |
| 54 | void setBaseUrl(const QUrl &); |
| 55 | QUrl baseUrl() const; |
| 56 | |
| 57 | QJSValue importedScript(const QString &name) const; |
| 58 | |
| 59 | private: |
| 60 | friend class QQmlEngine; |
| 61 | friend class QQmlEnginePrivate; |
| 62 | friend class QQmlExpression; |
| 63 | friend class QQmlExpressionPrivate; |
| 64 | friend class QQmlComponent; |
| 65 | friend class QQmlComponentPrivate; |
| 66 | friend class QQmlScriptPrivate; |
| 67 | friend class QQmlContextData; |
| 68 | QQmlContext(QQmlContextPrivate &dd, QObject *parent = nullptr); |
| 69 | QQmlContext(QQmlEngine *, bool); |
| 70 | Q_DISABLE_COPY(QQmlContext) |
| 71 | }; |
| 72 | QT_END_NAMESPACE |
| 73 | |
| 74 | #endif // QQMLCONTEXT_H |
| 75 |