| 1 | // Copyright (C) 2016 Research In Motion. |
| 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 QQMLINSTANTIATOR_P_H |
| 5 | #define QQMLINSTANTIATOR_P_H |
| 6 | |
| 7 | // |
| 8 | // W A R N I N G |
| 9 | // ------------- |
| 10 | // |
| 11 | // This file is not part of the Qt API. It exists purely as an |
| 12 | // implementation detail. This header file may change from version to |
| 13 | // version without notice, or even be removed. |
| 14 | // |
| 15 | // We mean it. |
| 16 | // |
| 17 | |
| 18 | #include <QtQml/qqmlcomponent.h> |
| 19 | #include <QtQml/qqmlparserstatus.h> |
| 20 | #include <QtQmlModels/private/qtqmlmodelsglobal_p.h> |
| 21 | |
| 22 | QT_REQUIRE_CONFIG(qml_object_model); |
| 23 | |
| 24 | QT_BEGIN_NAMESPACE |
| 25 | |
| 26 | class QQmlInstantiatorPrivate; |
| 27 | class Q_QMLMODELS_EXPORT QQmlInstantiator : public QObject, public QQmlParserStatus |
| 28 | { |
| 29 | Q_OBJECT |
| 30 | Q_INTERFACES(QQmlParserStatus) |
| 31 | |
| 32 | Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged) |
| 33 | Q_PROPERTY(bool asynchronous READ isAsync WRITE setAsync NOTIFY asynchronousChanged) |
| 34 | Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) |
| 35 | Q_PROPERTY(int count READ count NOTIFY countChanged) |
| 36 | Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) |
| 37 | Q_PROPERTY(QObject *object READ object NOTIFY objectChanged) |
| 38 | Q_CLASSINFO("DefaultProperty" , "delegate" ) |
| 39 | QML_NAMED_ELEMENT(Instantiator) |
| 40 | QML_ADDED_IN_VERSION(2, 1) |
| 41 | |
| 42 | public: |
| 43 | QQmlInstantiator(QObject *parent = nullptr); |
| 44 | ~QQmlInstantiator(); |
| 45 | |
| 46 | bool isActive() const; |
| 47 | void setActive(bool newVal); |
| 48 | |
| 49 | bool isAsync() const; |
| 50 | void setAsync(bool newVal); |
| 51 | |
| 52 | int count() const; |
| 53 | |
| 54 | QQmlComponent* delegate(); |
| 55 | void setDelegate(QQmlComponent* c); |
| 56 | |
| 57 | QVariant model() const; |
| 58 | void setModel(const QVariant &v); |
| 59 | |
| 60 | QObject *object() const; |
| 61 | |
| 62 | Q_INVOKABLE QObject *objectAt(int index) const; |
| 63 | |
| 64 | void classBegin() override; |
| 65 | void componentComplete() override; |
| 66 | |
| 67 | Q_SIGNALS: |
| 68 | void modelChanged(); |
| 69 | void delegateChanged(); |
| 70 | void countChanged(); |
| 71 | void objectChanged(); |
| 72 | void activeChanged(); |
| 73 | void asynchronousChanged(); |
| 74 | |
| 75 | void objectAdded(int index, QObject* object); |
| 76 | void objectRemoved(int index, QObject* object); |
| 77 | |
| 78 | private: |
| 79 | Q_DISABLE_COPY(QQmlInstantiator) |
| 80 | Q_DECLARE_PRIVATE(QQmlInstantiator) |
| 81 | Q_PRIVATE_SLOT(d_func(), void _q_createdItem(int, QObject *)) |
| 82 | Q_PRIVATE_SLOT(d_func(), void _q_modelUpdated(const QQmlChangeSet &, bool)) |
| 83 | }; |
| 84 | |
| 85 | QT_END_NAMESPACE |
| 86 | |
| 87 | #endif // QQMLCREATOR_P_H |
| 88 | |