kde-extraapps/gwenview/lib/thumbnailview/previewitemdelegate.h
2015-01-30 23:28:46 +00:00

124 lines
3.6 KiB
C++

// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2008 Aurélien Gâteau <agateau@kde.org>
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, Cambridge, MA 02110-1301, USA.
*/
#ifndef PREVIEWITEMDELEGATE_H
#define PREVIEWITEMDELEGATE_H
#include <lib/gwenviewlib_export.h>
// Qt
#include <QItemDelegate>
// KDE
// Local
class KUrl;
namespace Gwenview
{
class ThumbnailView;
struct PreviewItemDelegatePrivate;
/**
* An ItemDelegate which generates thumbnails for images. It also makes sure
* all items are of the same size.
*/
class GWENVIEWLIB_EXPORT PreviewItemDelegate : public QItemDelegate
{
Q_OBJECT
public:
PreviewItemDelegate(ThumbnailView*);
~PreviewItemDelegate();
enum ContextBarAction {
NoAction = 0,
SelectionAction = 1,
FullScreenAction = 2,
RotateAction = 4
};
Q_DECLARE_FLAGS(ContextBarActions, ContextBarAction)
enum ThumbnailDetail {
FileNameDetail = 1,
DateDetail = 2,
ImageSizeDetail = 4,
FileSizeDetail = 8
};
// FIXME: Find out why this cause problems with Qt::Alignment in
// PreviewItemDelegate!
Q_DECLARE_FLAGS(ThumbnailDetails, ThumbnailDetail)
/**
* Returns which thumbnail details are shown
*/
ThumbnailDetails thumbnailDetails() const;
void setThumbnailDetails(ThumbnailDetails);
ContextBarActions contextBarActions() const;
void setContextBarActions(ContextBarActions);
Qt::TextElideMode textElideMode() const;
void setTextElideMode(Qt::TextElideMode);
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;
virtual void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const;
virtual QSize sizeHint(const QStyleOptionViewItem & /*option*/, const QModelIndex & /*index*/) const;
Q_SIGNALS:
void saveDocumentRequested(const KUrl&);
void rotateDocumentLeftRequested(const KUrl&);
void rotateDocumentRightRequested(const KUrl&);
void showDocumentInFullScreenRequested(const KUrl&);
private Q_SLOTS:
void setThumbnailSize(const QSize&);
void slotSaveClicked();
void slotRotateLeftClicked();
void slotRotateRightClicked();
void slotFullScreenClicked();
void slotToggleSelectionClicked();
void slotRowsChanged();
protected:
virtual bool eventFilter(QObject*, QEvent*);
private:
PreviewItemDelegatePrivate* const d;
friend struct PreviewItemDelegatePrivate;
};
} // namespace
// See upper
Q_DECLARE_OPERATORS_FOR_FLAGS(Gwenview::PreviewItemDelegate::ThumbnailDetails)
Q_DECLARE_OPERATORS_FOR_FLAGS(Gwenview::PreviewItemDelegate::ContextBarActions)
#endif /* PREVIEWITEMDELEGATE_H */