/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSTYLEDITEMDELEGATE_H
#define QSTYLEDITEMDELEGATE_H

#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qabstractitemdelegate.h>
#include <QtCore/qstring.h>
#include <QtGui/qpixmap.h>
#include <QtCore/qvariant.h>

QT_REQUIRE_CONFIG(itemviews);

QT_BEGIN_NAMESPACE

class QStyledItemDelegatePrivate;
class QItemEditorFactory;

class Q_WIDGETS_EXPORT QStyledItemDelegate : public QAbstractItemDelegate
{
    Q_OBJECT

public:
    explicit QStyledItemDelegate(QObject *parent = Q_NULLPTR);
    ~QStyledItemDelegate();

    // painting
    void paint(QPainter *painter,
               const QStyleOptionViewItem &option, const QModelIndex &index) const Q_DECL_OVERRIDE;
    QSize sizeHint(const QStyleOptionViewItem &option,
                   const QModelIndex &index) const Q_DECL_OVERRIDE;

    // editing
    QWidget *createEditor(QWidget *parent,
                          const QStyleOptionViewItem &option,
                          const QModelIndex &index) const Q_DECL_OVERRIDE;

    void setEditorData(QWidget *editor, const QModelIndex &index) const Q_DECL_OVERRIDE;
    void setModelData(QWidget *editor,
                      QAbstractItemModel *model,
                      const QModelIndex &index) const Q_DECL_OVERRIDE;

    void updateEditorGeometry(QWidget *editor,
                              const QStyleOptionViewItem &option,
                              const QModelIndex &index) const Q_DECL_OVERRIDE;

    // editor factory
    QItemEditorFactory *itemEditorFactory() const;
    void setItemEditorFactory(QItemEditorFactory *factory);

    virtual QString displayText(const QVariant &value, const QLocale &locale) const;

protected:
    virtual void initStyleOption(QStyleOptionViewItem *option,
                                const QModelIndex &index) const;

    bool eventFilter(QObject *object, QEvent *event) Q_DECL_OVERRIDE;
    bool editorEvent(QEvent *event, QAbstractItemModel *model,
                     const QStyleOptionViewItem &option, const QModelIndex &index) Q_DECL_OVERRIDE;

private:
    Q_DECLARE_PRIVATE(QStyledItemDelegate)
    Q_DISABLE_COPY(QStyledItemDelegate)
};

QT_END_NAMESPACE

#endif // QSTYLEDITEMDELEGATE_H