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diff --git a/src/knowittree.h b/src/knowittree.h
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+/***************************************************************************
+                          knowittree.h  -  description
+                             -------------------
+    begin                : sob gru 20 2003
+    copyright            : (C) 2003 by Micha³ Rudolf
+    email                : mrudolf@kdewebdev.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#ifndef __KNOWIT_TREE_H__
+#define __KNOWIT_TREE_H__
+#include <klistview.h>
+class QDragMoveEvent;
+class KnowitTree : public KListView
+{
+  Q_OBJECT
+public:
+  KnowitTree(QWidget* parent=0, const char* name = 0);
+  QListViewItem* prevItem;
+  void takeNode(QListViewItem* item);
+  void insertNode(QListViewItem* parent, QListViewItem* item, QListViewItem* after = 0);
+protected:
+  virtual void contentsDragMoveEvent(QDragMoveEvent* event);
+public slots:  
+  /** Shows only first-level notes */
+  void slotCollapseAll();
+  /** Shows only root of selected tree */
+  void slotCollapse();
+  /** Shows all notes */
+  void slotExpandAll();
+  /** Shows all notes of selected tree */
+  void slotExpand();
+  /** Move note up */
+  void slotItemUp();
+  /** Move note down */
+  void slotItemDown();
+  /** Move note at the beginning of current list */
+  void slotItemBegin();
+  /** Move note at the end of current list */
+  void slotItemEnd();
+  /** Move note level up */
+  void slotItemLeft();
+  /** Move note level down */
+  void slotItemRight();
+};
+
+#endif
+