delegate.h

/*
    QSapecNG - Qt based SapecNG GUI front-end
    Copyright (C) 2009, Michele Caini

    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 3 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/


#ifndef DELEGATE_H
#define DELEGATE_H


#include <QtGui/QItemDelegate>


namespace qsapecng
{


class NullDelegate: public QItemDelegate
{

  Q_OBJECT

public:
  NullDelegate(QObject* parent = 0)
    : QItemDelegate(parent) { }

  QWidget* createEditor(
      QWidget* parent,
      const QStyleOptionViewItem& option,
      const QModelIndex& index
    ) const { return 0; }

  void setEditorData(QWidget* editor, const QModelIndex& index) const { }

  void setModelData(
      QWidget* editor,
      QAbstractItemModel* model,
      const QModelIndex& index
    ) const { }

  void updateEditorGeometry(
      QWidget* editor,
      const QStyleOptionViewItem& option,
      const QModelIndex& index
    ) const { }

};


class QDoubleSpinBoxDelegate: public QItemDelegate
{

  Q_OBJECT

public:
  QDoubleSpinBoxDelegate(QObject* parent = 0)
    : QItemDelegate(parent) { }

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

  void setEditorData(QWidget* editor, const QModelIndex& index) const;

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

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

};


}


#endif // DELEGATE_H