5635823e17
As in the past, to avoid rewriting various autotests that contain line-number information, an extra blank line has been inserted at the end of the license text to ensure that this commit does not change the total number of lines in the license header. Change-Id: I311e001373776812699d6efc045b5f742890c689 Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
117 lines
4.1 KiB
C++
117 lines
4.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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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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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** 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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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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 ABSTRACTITEMVIEW_H
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#define ABSTRACTITEMVIEW_H
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#include <QAbstractItemModel>
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#include <QGraphicsSceneResizeEvent>
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#include <QPersistentModelIndex>
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#include <QItemSelection>
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#include "listitemcontainer.h"
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#include "abstractscrollarea.h"
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#include "scroller.h"
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class QItemSelectionModel;
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class AbstractItemView : public AbstractScrollArea
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{
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Q_OBJECT
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public:
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AbstractItemView(QGraphicsWidget *parent = 0);
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virtual ~AbstractItemView();
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virtual void setContainer(AbstractItemContainer *container);
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virtual void setModel(QAbstractItemModel *model, AbstractViewItem *prototype);
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virtual QAbstractItemModel* model() const;
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virtual void setItemPrototype(AbstractViewItem* prototype);
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void setSelectionModel(QItemSelectionModel *smodel);
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virtual QModelIndex nextIndex(const QModelIndex &index) const;
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virtual QModelIndex previousIndex(const QModelIndex &index) const;
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virtual int indexCount() const;
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void refreshContainerGeometry(); // TODO Can this be moved to scroll area?
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void updateViewContent();
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virtual void scrollContentsBy(qreal dx, qreal dy);
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virtual bool listItemCaching() const = 0;
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virtual void setListItemCaching(bool enabled) = 0;
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protected:
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virtual bool event(QEvent *e);
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void changeTheme();
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public slots:
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virtual void setRootIndex(const QModelIndex &index);
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void setCurrentIndex(const QModelIndex &index,
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QItemSelectionModel::SelectionFlags selectionFlag = QItemSelectionModel::NoUpdate);
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protected slots:
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virtual void currentIndexChanged(const QModelIndex ¤t, const QModelIndex &previous);
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virtual void currentSelectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
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virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
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virtual void rowsAboutToBeInserted(const QModelIndex &index, int start, int end);
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virtual void rowsInserted(const QModelIndex &parent, int start, int end);
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virtual void rowsAboutToBeRemoved(const QModelIndex &index,int start, int end);
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virtual void rowsRemoved(const QModelIndex &parent,int start, int end);
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virtual void modelDestroyed();
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virtual void layoutChanged();
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virtual void reset();
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protected:
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QAbstractItemModel *m_model;
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QPersistentModelIndex m_rootIndex;
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AbstractItemContainer *m_container;
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QItemSelectionModel *m_selectionModel;
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QPersistentModelIndex m_currentIndex;
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private:
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Q_DISABLE_COPY(AbstractItemView)
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Scroller m_scroller;
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};
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#endif // ABSTRACTITEMVIEW_H
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