forked from qt-creator/qt-creator
39a38d5679
Kudos to cgmb and https://github.com/cgmb/guardonce Change-Id: Ifa8970734b8d43fd08c9260c645bdb0228633791 Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>
83 lines
3.4 KiB
C++
83 lines
3.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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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 The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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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 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include "nodeinstanceglobal.h"
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#include <QHash>
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#include <QObject>
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#include <QVariant>
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#include <private/qqmlbinding_p.h>
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QT_BEGIN_NAMESPACE
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class QQmlContext;
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QT_END_NAMESPACE
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namespace QmlDesigner {
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namespace Internal {
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namespace QmlPrivateGate {
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class DesignerCustomObjectData
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{
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public:
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static void registerData(QObject *object);
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static DesignerCustomObjectData *get(QObject *object);
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static QVariant getResetValue(QObject *object, const PropertyName &propertyName);
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static void doResetProperty(QObject *object, QQmlContext *context, const PropertyName &propertyName);
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static bool hasValidResetBinding(QObject *object, const PropertyName &propertyName);
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static bool hasBindingForProperty(QObject *object, QQmlContext *context, const PropertyName &propertyName, bool *hasChanged);
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static void setPropertyBinding(QObject *object, QQmlContext *context, const PropertyName &propertyName, const QString &expression);
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static void keepBindingFromGettingDeleted(QObject *object, QQmlContext *context, const PropertyName &propertyName);
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private:
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DesignerCustomObjectData(QObject *object);
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void populateResetHashes();
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QObject *object() const;
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QVariant getResetValue(const PropertyName &propertyName) const;
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void doResetProperty(QQmlContext *context, const PropertyName &propertyName);
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bool hasValidResetBinding(const PropertyName &propertyName) const;
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QQmlAbstractBinding *getResetBinding(const PropertyName &propertyName) const;
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bool hasBindingForProperty(QQmlContext *context, const PropertyName &propertyName, bool *hasChanged) const;
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void setPropertyBinding(QQmlContext *context, const PropertyName &propertyName, const QString &expression);
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void keepBindingFromGettingDeleted(QQmlContext *context, const PropertyName &propertyName);
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QObject *m_object;
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QHash<PropertyName, QVariant> m_resetValueHash;
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#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
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QHash<PropertyName, QQmlAbstractBinding::Ptr> m_resetBindingHash;
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#else
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QHash<PropertyName, QWeakPointer<QQmlAbstractBinding> > m_resetBindingHash;
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#endif
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mutable QHash<PropertyName, bool> m_hasBindingHash;
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};
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} // namespace QmlPrivateGate
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} // namespace Internal
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} // namespace QmlDesigner
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