| 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 QQMLCONNECTIONS_H |
| 5 | #define QQMLCONNECTIONS_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 <qqml.h> |
| 19 | #include <private/qqmlcustomparser_p.h> |
| 20 | |
| 21 | #include <QtCore/qobject.h> |
| 22 | #include <QtCore/qstring.h> |
| 23 | |
| 24 | QT_BEGIN_NAMESPACE |
| 25 | |
| 26 | class QQmlBoundSignal; |
| 27 | class QQmlContext; |
| 28 | class QQmlConnectionsPrivate; |
| 29 | class Q_QML_PRIVATE_EXPORT QQmlConnections : public QObject, public QQmlParserStatus |
| 30 | { |
| 31 | Q_OBJECT |
| 32 | Q_DECLARE_PRIVATE(QQmlConnections) |
| 33 | |
| 34 | Q_INTERFACES(QQmlParserStatus) |
| 35 | Q_PROPERTY(QObject *target READ target WRITE setTarget NOTIFY targetChanged) |
| 36 | Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged REVISION(2, 3)) |
| 37 | Q_PROPERTY(bool ignoreUnknownSignals READ ignoreUnknownSignals WRITE setIgnoreUnknownSignals) |
| 38 | QML_NAMED_ELEMENT(Connections) |
| 39 | QML_ADDED_IN_VERSION(2, 0) |
| 40 | QML_CUSTOMPARSER |
| 41 | |
| 42 | public: |
| 43 | QQmlConnections(QObject *parent=nullptr); |
| 44 | |
| 45 | QObject *target() const; |
| 46 | void setTarget(QObject *); |
| 47 | |
| 48 | bool isEnabled() const; |
| 49 | void setEnabled(bool enabled); |
| 50 | |
| 51 | bool ignoreUnknownSignals() const; |
| 52 | void setIgnoreUnknownSignals(bool ignore); |
| 53 | |
| 54 | protected: |
| 55 | void classBegin() override; |
| 56 | void componentComplete() override; |
| 57 | |
| 58 | Q_SIGNALS: |
| 59 | void targetChanged(); |
| 60 | Q_REVISION(2, 3) void enabledChanged(); |
| 61 | |
| 62 | private: |
| 63 | void connectSignals(); |
| 64 | void connectSignalsToMethods(); |
| 65 | void connectSignalsToBindings(); |
| 66 | }; |
| 67 | |
| 68 | // TODO: Drop this class as soon as we can |
| 69 | class QQmlConnectionsParser : public QQmlCustomParser |
| 70 | { |
| 71 | public: |
| 72 | void verifyBindings(const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &props) override; |
| 73 | void applyBindings(QObject *object, const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override; |
| 74 | }; |
| 75 | |
| 76 | // TODO: We won't need Connections to be a custom type anymore once we can drop the |
| 77 | // automatic signal handler inference from undeclared properties. |
| 78 | template<> |
| 79 | inline QQmlCustomParser *qmlCreateCustomParser<QQmlConnections>() |
| 80 | { |
| 81 | return new QQmlConnectionsParser; |
| 82 | } |
| 83 | |
| 84 | QT_END_NAMESPACE |
| 85 | |
| 86 | QML_DECLARE_TYPE(QQmlConnections) |
| 87 | |
| 88 | #endif |
| 89 |