plasma-framework/layouts/flowlayout.h
Aaron J. Seigo 9335a50776 Ensure that LayoutItem::setParent resets the parents layout if we are currently its layout and release managed items.
RB:89

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=773471
2008-02-11 05:50:47 +00:00

67 lines
1.9 KiB
C++

/*
* Copyright 2007 by Robert Knight <robertknight@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library 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 Library 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 __FLOWLAYOUT__
#define __FLOWLAYOUT__
#include <plasma/plasma_export.h>
#include <plasma/layouts/layout.h>
namespace Plasma
{
/**
* A layout which lays items out left-to-right , top-to-bottom.
*
* This is similar to the layout of items in a QListView.
*/
class PLASMA_EXPORT FlowLayout : public Layout
{
public:
/** Construct a new flow layout with the specified parent. */
explicit FlowLayout(LayoutItem* parent);
virtual ~FlowLayout();
// reimplemented
virtual int count() const;
virtual void addItem(LayoutItem* item);
virtual void removeItem(LayoutItem* item);
virtual int indexOf(LayoutItem* item) const;
virtual LayoutItem* itemAt(int i) const;
virtual LayoutItem* takeAt(int i);
virtual QSizeF sizeHint() const;
virtual Qt::Orientations expandingDirections() const;
virtual void setColumnWidth( const qreal width );
virtual qreal columnWidth() const;
protected:
void relayout();
void releaseManagedItems();
private:
class Private;
Private *const d;
};
}
#endif // __FLOWLAYOUT__