97 lines
2.8 KiB
C
97 lines
2.8 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef ABSTRACTVIEWITEM_H
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#define ABSTRACTVIEWITEM_H
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#include <QModelIndex>
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#include "gvbwidget.h"
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#include "abstractitemview.h"
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#include "listitem.h"
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class QGraphicsWidget;
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class AbstractViewItem : public GvbWidget
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{
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Q_OBJECT
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public:
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AbstractViewItem(QGraphicsWidget *parent = 0);
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virtual ~AbstractViewItem();
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virtual AbstractViewItem *newItemInstance() = 0;
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QModelIndex modelIndex() const;
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void setModelIndex(const QModelIndex &index);
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AbstractViewItem *prototype() const;
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AbstractItemView *itemView() const;
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void setItemView(AbstractItemView *itemView) ;
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virtual void updateItemContents();
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virtual void themeChange();
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#if (QT_VERSION >= 0x040600)
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virtual void setSubtreeCacheEnabled(bool enabled);
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#endif
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virtual QSizeF effectiveSizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;
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virtual void setModel(QAbstractItemModel *model) = 0;
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virtual QVariant data(int role) const = 0;
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virtual void setData(const QVariant &value, int role = Qt::DisplayRole) = 0;
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virtual void setTwoColumns(const bool enabled) = 0;
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protected:
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virtual bool event(QEvent *e);
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QPersistentModelIndex m_index;
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private:
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Q_DISABLE_COPY(AbstractViewItem)
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AbstractItemView *m_itemView;
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AbstractViewItem *m_prototype;
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};
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#endif // ABSTRACTVIEWITEM_H
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