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diff --git a/src/frontend/keychooser/cbookkeychooser.h b/src/frontend/keychooser/cbookkeychooser.h
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+++ b/src/frontend/keychooser/cbookkeychooser.h
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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 CBOOKKEYCHOOSER_H
+#define CBOOKKEYCHOOSER_H
+
+//BibleTime includes
+#include "ckeychooser.h"
+#include "ckeychooserwidget.h"
+
+#include <QList> 
+
+class CSwordKey;
+class CSwordBookModuleInfo;
+class CSwordTreeKey;
+
+namespace sword {
+	class TreeKeyIdx;
+}
+
+/** The keychooser implementation for books.
+  * @author The BibleTime team
+  */
+class CBookKeyChooser : public CKeyChooser  {
+	Q_OBJECT
+public:
+	CBookKeyChooser(QList<CSwordModuleInfo*> modules, CSwordKey *key=0, QWidget *parent=0);
+	~CBookKeyChooser();
+	/**
+	* Refreshes the content.
+	*/
+	virtual void refreshContent();
+	/**
+	* Sets another module to this keychooser
+	*/
+	virtual void setModules(const QList<CSwordModuleInfo*>& modules, const bool refresh = false);
+	/**
+	* Returns the key of this keychooser
+	*/
+	virtual CSwordKey*  key();
+	/**
+	* Sets a new key to this keychooser
+	*/
+	virtual void setKey(CSwordKey*);
+	/**
+	* Sets a new key to this keychooser
+	*/
+	void setKey(CSwordKey*, const bool emitSignal);
+
+
+public slots: // Public slots
+	/**
+	* Updates the keychoosers for the given key but emit no signal.
+	*/
+	void updateKey(CSwordKey*);
+
+protected: // Protected methods
+	/**
+	* Fills the combo given by depth with the items from the key having depth "depth".
+	* The parent sibling is given by key.
+	*/
+	void setupCombo(const QString key, const int depth, const int currentItem);
+	/** No descriptions */
+	virtual void adjustFont();
+
+protected slots:
+	/**
+	* A keychooser changed. Update and emit a signal if necessary.
+	*/
+	void keyChooserChanged(int);
+	virtual void setKey(QString& newKey);
+
+private:
+	QList<CKeyChooserWidget*> m_chooserWidgets;
+	QList<CSwordBookModuleInfo*> m_modules;
+	CSwordTreeKey *m_key;
+	QHBoxLayout* m_layout;
+};
+
+#endif