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/*********
*
* This file is part of BibleTime's source code, http://www.bibletime.info/.
*
* Copyright 1999-2008 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License version 2.0.
*
**********/



#ifndef CBOOKTREECHOOSER_H
#define CBOOKTREECHOOSER_H


/** The treechooser implementation for books.
  * @author The BibleTime team
  */
//BibleTime includes
#include "ckeychooser.h"
#include "ckeychooserwidget.h"


class CSwordKey;
class CSwordBookModuleInfo;
class CSwordTreeKey;

namespace sword {
class TreeKeyIdx;
}

class QTreeWidget;
class QTreeWidgetItem;

/** The keychooser implementation for books.
  * @author The BibleTime team
  */
class CBookTreeChooser : public CKeyChooser  {
        Q_OBJECT
    public:
        CBookTreeChooser(QList<CSwordModuleInfo*> modules, CSwordKey *key = 0, QWidget *parent = 0);
        ~CBookTreeChooser();
        /**
        * Refreshes the content.
        */
        virtual void refreshContent();
        /**
        * Sets another module to this keychooser
        */
        virtual void setModules(const QList<CSwordModuleInfo*>& modules, const bool refresh = true);
        /**
        * Returns the key of this keychooser.
        */
        virtual CSwordKey* key();
        /**
        * Sets a new key to this keychooser
        */
        virtual void setKey(CSwordKey*);
        void setKey(CSwordKey*, const bool emitSinal);

    public slots: // Public slots
        virtual void updateKey( CSwordKey* );
        /**
        * Reimplementation to handle tree creation on show.
        */
        virtual void show();


    protected: // Protected methods
        /**
        * Creates the first level of the tree structure.
        */
        void setupTree();
        virtual void adjustFont();
        void addKeyChildren(CSwordTreeKey* key, QTreeWidgetItem* item);

    protected slots: // Protected slots
        void itemActivated( QTreeWidgetItem* item );
        void setKey(QString& newKey);

    private:
        QList<CSwordBookModuleInfo*> m_modules;
        CSwordTreeKey* m_key;
        QTreeWidget* m_treeView;
};

#endif