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/***************************************************************************
* Copyright (C) 2009 by Peter Penz <[email protected]> *
* *
* 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. *
* *
* 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, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#ifndef VIEWEXTENSIONSFACTORY_H
#define VIEWEXTENSIONSFACTORY_H
#include <QObject>
class DolphinController;
class DolphinFileItemDelegate;
class DolphinViewAutoScroller;
class KFilePreviewGenerator;
class QModelIndex;
class SelectionManager;
class ToolTipManager;
class QAbstractItemView;
/**
* @brief Responsible for creating extensions like tooltips and previews
* that are available in all view implementations.
*
* Each view implementation (iconsview, detailsview, columnview) must
* instantiate an instance of this class to assure having
* a common behavior that is independent from the custom functionality of
* a view implementation.
*/
class ViewExtensionsFactory : public QObject
{
Q_OBJECT
public:
explicit ViewExtensionsFactory(QAbstractItemView* view,
DolphinController* controller);
virtual ~ViewExtensionsFactory();
/**
* Must be invoked by the item view, when QAbstractItemView::currentChanged()
* has been called. Assures that the current item stays visible when it has been
* changed by the keyboard.
*/
void handleCurrentIndexChange(const QModelIndex& current, const QModelIndex& previous);
DolphinFileItemDelegate* fileItemDelegate() const;
protected:
virtual bool eventFilter(QObject* watched, QEvent* event);
private slots:
void slotZoomLevelChanged();
void cancelPreviews();
void slotShowPreviewChanged();
void requestActivation();
private:
DolphinController* m_controller;
ToolTipManager* m_toolTipManager;
KFilePreviewGenerator* m_previewGenerator;
SelectionManager* m_selectionManager;
DolphinViewAutoScroller* m_autoScroller;
DolphinFileItemDelegate* m_fileItemDelegate;
};
#endif
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