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******************************************************************************/

#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 = nullptr);
    ~QStyledItemDelegate();

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

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

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

    void updateEditorGeometry(QWidget *editor,
                              const QStyleOptionViewItem &option,
                              const QModelIndex &index) const 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) override;
    bool editorEvent(QEvent *event, QAbstractItemModel *model,
                     const QStyleOptionViewItem &option, const QModelIndex &index) override;

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

QT_END_NAMESPACE

#endif // QSTYLEDITEMDELEGATE_H