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109 lines
2.8 KiB
C++
109 lines
2.8 KiB
C++
/*
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* Copyright (C) 2007, 2008, 2009, 2010 Ivan Cukic <ivan.cukic(at)kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser/Library General Public License version 2,
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* or (at your option) any later version, as published by the Free
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* Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser/Library General Public License for more details
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*
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* You should have received a copy of the GNU Lesser/Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef LANCELOT_CARD_LAYOUT_H
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#define LANCELOT_CARD_LAYOUT_H
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#include <QtCore/QMap>
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#include <QtCore/QObject>
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#include <QtGui/QGraphicsLayout>
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#include <QtGui/QGraphicsLayoutItem>
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#include <QtGui/QGraphicsWidget>
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#include <cmath>
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#include <lancelot/lancelot_export.h>
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namespace Lancelot
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{
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/**
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* CardLayout positions its children like a stack of cards.
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*
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* Every child takes the whole area available to CardLayout, but
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* only one child is shown at a time.
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*
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* @note Only QGraphicsWidget based items can be hidden.
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*
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* @author Ivan Cukic
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*
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*/
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class LANCELOT_EXPORT CardLayout : public QObject, public QGraphicsLayout
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{
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Q_OBJECT
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Q_INTERFACES(QGraphicsLayout)
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public:
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/**
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* Creates a new Lancelot::CardLayout
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* @param parent parent layout item
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*/
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explicit CardLayout(QGraphicsLayoutItem * parent = 0);
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/**
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* Destroys this Lancelot::CardLayout
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*/
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virtual ~CardLayout();
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/**
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* Adds a QGraphicsLayoutItem to this layout.
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* @note Items added using this method will be always shown
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* @param item item to add
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*/
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void addItem(QGraphicsLayoutItem * item);
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/**
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* Adds a QGraphicsWidget.
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* @param item item to add
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* @param id used to identify the item
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*/
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void addItem(QGraphicsWidget * widget, const QString & id);
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public Q_SLOTS:
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/**
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* Shows the item specified by id, and hides all other
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* items
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*/
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void showCard(const QString & id);
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/**
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* Hides all items that can be hidden
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*/
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void hideAll();
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public:
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L_Override void setGeometry(const QRectF & rect);
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L_Override int count() const;
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L_Override QGraphicsLayoutItem * itemAt(int i) const;
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L_Override void removeAt(int index);
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L_Override QSizeF sizeHint(Qt::SizeHint which,
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const QSizeF & constraint = QSizeF()) const;
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private:
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class Private;
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Private * const d;
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};
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} // namespace Lancelot
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#endif /* LANCELOT_CARD_LAYOUT_H */
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