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RedBear-OS/local/recipes/kde/kf6-kwidgetsaddons/source/src/kpagemodel.h
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2026-04-14 10:51:06 +01:00

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/*
This file is part of the KDE Libraries
SPDX-FileCopyrightText: 2006 Tobias Koenig <tokoe@kde.org>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#ifndef KPAGEMODEL_H
#define KPAGEMODEL_H
#include <kwidgetsaddons_export.h>
#include <QAbstractItemModel>
#include <memory>
class KPageModelPrivate;
/**
* @class KPageModel kpagemodel.h KPageModel
*
* @short A base class for a model used by KPageView.
*
* This class is an abstract base class which must be used to
* implement custom models for KPageView. Additional to the standard
* Qt::ItemDataRoles it provides the two roles
*
* @li HeaderRole
* @li HeaderVisibleRole
* @li WidgetRole
*
* which are used to return a header string for a page and a QWidget
* pointer to the page itself.
*
* <b>Example:</b>\n
*
* \code
* KPageView *view = new KPageView( this );
* KPageModel *model = new MyPageModel( this );
*
* view->setModel( model );
* \endcode
*
* @see KPageView
* @author Tobias Koenig <tokoe@kde.org>
*/
class KWIDGETSADDONS_EXPORT KPageModel : public QAbstractItemModel
{
Q_OBJECT
Q_DECLARE_PRIVATE(KPageModel)
public:
/**
* Additional roles that KPageView uses.
*/
enum Role {
/**
* A string to be rendered as page header.
*/
HeaderRole = Qt::UserRole + 1,
/**
* A pointer to the page widget. This is the widget that is shown when the item is
* selected.
*
* You can make QVariant take a QWidget using
* \code
* QWidget *myWidget = new QWidget;
* QVariant v = QVariant::fromValue(myWidget);
* \endcode
*/
WidgetRole,
/**
* when true, show the page header, if false don't
* @since 5.52
*/
HeaderVisibleRole,
/**
* The list of actions associated to the page
* @since 6.6
*/
ActionsRole,
};
/**
* Constructs a page model with the given parent.
*/
explicit KPageModel(QObject *parent = nullptr);
/**
* Destroys the page model.
*/
~KPageModel() override;
protected:
KWIDGETSADDONS_NO_EXPORT KPageModel(KPageModelPrivate &dd, QObject *parent);
std::unique_ptr<class KPageModelPrivate> const d_ptr;
};
#endif