xtree.old.ng/src/items/xqitemdelegate.h

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

    source::worx xtree
    Copyright © 2024-2025 c.holzheuer
    christoph.holzheuer@gmail.com

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

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


#ifndef XQITEMDELEGATE_H
#define XQITEMDELEGATE_H

#include <QStyledItemDelegate>
#include <xqappdata.h>

class XQItem;
class XQTreeTable;
class XQViewModel;

/**
 * @brief A specialized QItemDelegate class to draw different XQItem styles.
 */

class XQItemDelegate : public QStyledItemDelegate
{
  Q_OBJECT

public:

  explicit XQItemDelegate(XQViewModel& modelView);

  XQTreeTable* treeTable() const;
  XQItem&     xqItemFromIndex( const QModelIndex& index ) const;

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

protected:

  void drawHeaderStyle(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
  void drawProgressBarStyle(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
  void drawComboBoxStyle(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
  void drawSpinBoxStyle(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;

  XQViewModel& _modelView;

};

#endif // XQITEMDELEGATE_H