202 lines
6.8 KiB
C++
202 lines
6.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the QtQml module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QV4QOBJECTWRAPPER_P_H
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#define QV4QOBJECTWRAPPER_P_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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//
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#include <QtCore/qglobal.h>
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#include <QtCore/qmetatype.h>
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#include <QtCore/qpair.h>
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#include <QtCore/qhash.h>
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#include <private/qhashedstring_p.h>
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#include <private/qqmldata_p.h>
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#include <private/qqmlpropertycache_p.h>
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#include <private/qintrusivelist_p.h>
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#include <private/qv4value_p.h>
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#include <private/qv4functionobject_p.h>
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QT_BEGIN_NAMESPACE
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class QObject;
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class QQmlData;
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class QQmlPropertyCache;
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class QQmlPropertyData;
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namespace QV4 {
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struct QObjectSlotDispatcher;
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struct Q_QML_EXPORT QObjectWrapper : public QV4::Object
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{
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Q_MANAGED
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enum RevisionMode { IgnoreRevision, CheckRevision };
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static void initializeBindings(ExecutionEngine *engine);
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QObject *object() const { return m_object.data(); }
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Value getQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, String *name, RevisionMode revisionMode, bool *hasProperty = 0, bool includeImports = false);
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static Value getQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, QObject *object, String *name, RevisionMode revisionMode, bool *hasProperty = 0);
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static bool setQmlProperty(ExecutionContext *ctx, QQmlContextData *qmlContext, QObject *object, String *name, RevisionMode revisionMode, const Value &value);
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static Value wrap(ExecutionEngine *engine, QObject *object);
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using Object::get;
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private:
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static Value create(ExecutionEngine *engine, QQmlData *ddata, QObject *object);
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QObjectWrapper(ExecutionEngine *engine, QObject *object);
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QQmlPropertyData *findProperty(ExecutionEngine *engine, QQmlContextData *qmlContext, String *name, RevisionMode revisionMode, QQmlPropertyData *local) const;
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QPointer<QObject> m_object;
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String *m_destroy;
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String *m_toString;
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static Value get(Managed *m, String *name, bool *hasProperty);
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static void put(Managed *m, String *name, const Value &value);
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static PropertyAttributes query(const Managed *, String *name);
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static Property *advanceIterator(Managed *m, ObjectIterator *it, String **name, uint *index, PropertyAttributes *attributes);
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static void markObjects(Managed *that);
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static void collectDeletables(Managed *m, GCDeletable **deletable);
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static void destroy(Managed *that)
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{
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static_cast<QObjectWrapper *>(that)->~QObjectWrapper();
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}
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static Value method_connect(SimpleCallContext *ctx);
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static Value method_disconnect(SimpleCallContext *ctx);
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};
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struct QObjectMethod : public QV4::FunctionObject
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{
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Q_MANAGED
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enum { DestroyMethod = -1, ToStringMethod = -2 };
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static Value create(QV4::ExecutionContext *scope, QObject *object, int index, const Value &qmlGlobal = Value::undefinedValue());
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int methodIndex() const { return m_index; }
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QObject *object() const { return m_object.data(); }
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private:
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QObjectMethod(QV4::ExecutionContext *scope, QObject *object, int index, const QV4::Value &qmlGlobal);
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QV4::Value method_toString(QV4::ExecutionContext *ctx);
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QV4::Value method_destroy(QV4::ExecutionContext *ctx, const Value *args, int argc);
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QPointer<QObject> m_object;
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int m_index;
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QV4::PersistentValue m_qmlGlobal;
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static ReturnedValue call(Managed *, CallData *callData);
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Value callInternal(CallData *callData);
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static void destroy(Managed *that)
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{
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static_cast<QObjectMethod *>(that)->~QObjectMethod();
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}
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};
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struct QmlSignalHandler : public QV4::Object
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{
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Q_MANAGED
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QmlSignalHandler(ExecutionEngine *engine, QObject *object, int signalIndex);
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int signalIndex() const { return m_signalIndex; }
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QObject *object() const { return m_object.data(); }
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private:
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QPointer<QObject> m_object;
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int m_signalIndex;
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static void destroy(Managed *that)
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{
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static_cast<QmlSignalHandler *>(that)->~QmlSignalHandler();
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}
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};
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class MultiplyWrappedQObjectMap : public QObject,
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private QHash<QObject*, Object*>
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{
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Q_OBJECT
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public:
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typedef QHash<QObject*, Object*>::ConstIterator ConstIterator;
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typedef QHash<QObject*, Object*>::Iterator Iterator;
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ConstIterator begin() const { return QHash<QObject*, Object*>::constBegin(); }
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Iterator begin() { return QHash<QObject*, Object*>::begin(); }
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ConstIterator end() const { return QHash<QObject*, Object*>::constEnd(); }
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Iterator end() { return QHash<QObject*, Object*>::end(); }
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void insert(QObject *key, Object *value);
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Object *value(QObject *key) const { return QHash<QObject*, Object*>::value(key, 0); }
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Iterator erase(Iterator it);
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void remove(QObject *key);
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private Q_SLOTS:
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void removeDestroyedObject(QObject*);
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};
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}
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QT_END_NAMESPACE
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#endif // QV4QOBJECTWRAPPER_P_H
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