// -*- C++ -*-
/**
 * \file panelstack.h
 * This file is part of LyX, the document processor.
 * Licence details can be found in the file COPYING.
 *
 * \author John Levon
 * \author Abdelrazak Younes
 *
 * Full author contact details are available in file CREDITS.
 */
#ifndef PANELSTACK_H
#define PANELSTACK_H

#include "support/docstring.h"

#include <QWidget>

#include <map>

class QTreeWidget;
class QTreeWidgetItem;
class QStackedWidget;

namespace lyx {
namespace frontend {


class PanelStack : public QWidget
{
	Q_OBJECT
public:
	PanelStack(QWidget * parent = 0);

	/// add a category with no associated panel
	void addCategory(docstring const & name,
		docstring const & parent = docstring());

	/// add a widget panel with a given name, under the given parent
	void addPanel(QWidget * panel, docstring const & name,
		docstring const & parent = docstring());

	/// set current panel by logical name
	void setCurrentPanel(docstring const &);

	virtual QSize sizeHint() const;

public Q_SLOTS:
	/// set current panel from an item
	void switchPanel(QTreeWidgetItem * it, QTreeWidgetItem * previous = 0);

private:
	typedef std::map<docstring, QTreeWidgetItem *> PanelMap;

	PanelMap panel_map_;

	typedef std::map<QTreeWidgetItem *, QWidget *> WidgetMap;

	WidgetMap widget_map_;

	/// contains the items
	QTreeWidget * list_;

	/// contains the panes
	QStackedWidget * stack_;
};

} // namespace frontend
} // namespace lyx

#endif // PANELSTACK_H