// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of Qt Designer. This header file may change from version to version
// without notice, or even be removed.
//
// We mean it.
//

#ifndef QTVARIANTPROPERTY_H
#define QTVARIANTPROPERTY_H

#include "qtpropertybrowser_p.h"
#include <QtCore/QVariant>
#include <QtGui/QIcon>

QT_BEGIN_NAMESPACE

class QRegularExpression;

class QtVariantPropertyManager;

class QtVariantProperty : public QtProperty
{
public:
    ~QtVariantProperty() override;
    QVariant value() const;
    QVariant attributeValue(const QString &attribute) const;
    int valueType() const;
    int propertyType() const;

    void setValue(const QVariant &value);
    void setAttribute(const QString &attribute, const QVariant &value);
protected:
    QtVariantProperty(QtVariantPropertyManager *manager);
private:
    friend class QtVariantPropertyManager;
    QScopedPointer<class QtVariantPropertyPrivate> d_ptr;
};

class QtVariantPropertyManager : public QtAbstractPropertyManager
{
    Q_OBJECT
public:
    QtVariantPropertyManager(QObject *parent = nullptr);
    ~QtVariantPropertyManager() override;

    virtual QtVariantProperty *addProperty(int propertyType, const QString &name = QString());

    int propertyType(const QtProperty *property) const;
    int valueType(const QtProperty *property) const;
    QtVariantProperty *variantProperty(const QtProperty *property) const;

    virtual bool isPropertyTypeSupported(int propertyType) const;
    virtual int valueType(int propertyType) const;
    virtual QStringList attributes(int propertyType) const;
    virtual int attributeType(int propertyType, const QString &attribute) const;

    virtual QVariant value(const QtProperty *property) const;
    virtual QVariant attributeValue(const QtProperty *property, const QString &attribute) const;

    static int enumTypeId();
    static int flagTypeId();
    static int groupTypeId();
    static int iconMapTypeId();
public Q_SLOTS:
    virtual void setValue(QtProperty *property, const QVariant &val);
    virtual void setAttribute(QtProperty *property,
                const QString &attribute, const QVariant &value);
Q_SIGNALS:
    void valueChanged(QtProperty *property, const QVariant &val);
    void attributeChanged(QtProperty *property,
                const QString &attribute, const QVariant &val);
protected:
    bool hasValue(const QtProperty *property) const override;
    QString valueText(const QtProperty *property) const override;
    QIcon valueIcon(const QtProperty *property) const override;
    void initializeProperty(QtProperty *property) override;
    void uninitializeProperty(QtProperty *property) override;
    QtProperty *createProperty() override;
private:
    QScopedPointer<class QtVariantPropertyManagerPrivate> d_ptr;
    Q_DECLARE_PRIVATE(QtVariantPropertyManager)
    Q_DISABLE_COPY_MOVE(QtVariantPropertyManager)
};

class QtVariantEditorFactory : public QtAbstractEditorFactory<QtVariantPropertyManager>
{
    Q_OBJECT
public:
    QtVariantEditorFactory(QObject *parent = nullptr);
    ~QtVariantEditorFactory() override;

protected:
    void connectPropertyManager(QtVariantPropertyManager *manager) override;
    QWidget *createEditor(QtVariantPropertyManager *manager, QtProperty *property,
                QWidget *parent) override;
    void disconnectPropertyManager(QtVariantPropertyManager *manager) override;
private:
    QScopedPointer<class QtVariantEditorFactoryPrivate> d_ptr;
    Q_DECLARE_PRIVATE(QtVariantEditorFactory)
    Q_DISABLE_COPY_MOVE(QtVariantEditorFactory)
};

QT_END_NAMESPACE

#endif