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diff --git a/kig/modes/mode.h b/kig/modes/mode.h
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+/*
+ This file is part of Kig, a KDE program for Interactive Geometry...
+ Copyright (C) 2002  Dominique Devriese <devriese@kde.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.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
+ USA
+*/
+
+#ifndef KIG_PART_MODE_H
+#define KIG_PART_MODE_H
+
+#include <qnamespace.h>
+
+class KigDocument;
+class KigPart;
+class KigWidget;
+class QMouseEvent;
+class StdConstructionMode;
+
+/**
+ * this is an ABC of a class containing the current "Mode" of the Kig
+ * document... It tells us how to respond to a certain event.
+ */
+class KigMode
+  : public Qt
+{
+public:
+  virtual ~KigMode();
+
+  virtual StdConstructionMode* toStdConstructionMode();
+
+  virtual void leftClicked( QMouseEvent*, KigWidget* );
+  /**
+   * this means: mouse moved with left mouse button down (in case that
+   * wasn't clear...)
+   */
+  virtual void leftMouseMoved( QMouseEvent*, KigWidget* );
+  virtual void leftReleased( QMouseEvent*, KigWidget* );
+  virtual void midClicked( QMouseEvent*, KigWidget* );
+  virtual void midMouseMoved( QMouseEvent*, KigWidget* );
+  virtual void midReleased( QMouseEvent*, KigWidget* );
+  virtual void rightClicked( QMouseEvent*, KigWidget* );
+  virtual void rightMouseMoved( QMouseEvent*, KigWidget* );
+  virtual void rightReleased( QMouseEvent*, KigWidget* );
+  /**
+   * mouse moved without any buttons down...
+   */
+  virtual void mouseMoved( QMouseEvent*, KigWidget* );
+
+  /**
+   * actions: we enable the actions we want when our mode is made
+   * active.  These actions are members of KigDocument, and call slots
+   * on KigDocument.  These slots all call the correspondent mode()
+   * member.  Modes reimplement the ones they need, and turn on the
+   * actions they support in enableActions().
+   */
+  virtual void enableActions();
+
+  virtual void cancelConstruction();
+  virtual void deleteObjects();
+  virtual void showHidden();
+  virtual void newMacro();
+  virtual void editTypes();
+  virtual void selectAll();
+  virtual void deselectAll();
+  virtual void invertSelection();
+
+  /**
+   * Redraw the document on KigWidget \p w .  It's up to the mode to
+   * refresh the screen...
+   */
+  virtual void redrawScreen( KigWidget* w );
+protected:
+  KigPart& mdoc;
+
+  KigMode( KigPart& d );
+};
+
+#endif