/*
  Copyright (c) 2006 Gábor Lehel <illissius@gmail.com>

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

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Library General Public License for more details.

  You should have received a copy of the GNU Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  Boston, MA 02110-1301, USA.
*/

#ifndef KO_DOCUMENT_SECTION_DELEGATE_H
#define KO_DOCUMENT_SECTION_DELEGATE_H

#include <QAbstractItemDelegate>
class KoDocumentSectionView;

class KoDocumentSectionModel;

/**
 * The KoDocumentSectionDelegate is the gui pendant of a
 * KoDocumentSectionModel: the graphical representation of one item in
 * a KoDocumentSectionView.
 */
class KoDocumentSectionDelegate: public QAbstractItemDelegate
{
    Q_OBJECT

public:
    explicit KoDocumentSectionDelegate(KoDocumentSectionView *view, QObject *parent = 0);
    virtual ~KoDocumentSectionDelegate();

    virtual void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    virtual QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    virtual bool editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index);

    virtual QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    virtual void setEditorData(QWidget *editor, const QModelIndex &index) const;
    virtual void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const;
    virtual void updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex& index) const;

protected:
    virtual bool eventFilter(QObject *object, QEvent *event);


private:
    typedef KoDocumentSectionModel Model;
    typedef KoDocumentSectionView View;
    class Private;
    Private* const d;

    static QStyleOptionViewItem getOptions(const QStyleOptionViewItem &option, const QModelIndex &index);
    int thumbnailHeight(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    int availableWidth() const;
    int textBoxHeight(const QStyleOptionViewItem &option) const;
    QRect textRect(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    QRect iconsRect(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    QRect thumbnailRect(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    QRect decorationRect(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    QRect progressBarRect(const QStyleOptionViewItem &option, const QModelIndex &index) const;
    void drawText(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    void drawIcons(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    void drawThumbnail(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    void drawDecoration(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const;
    void drawProgressBar(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const;
};

#endif
