# interfaces Library API Documentation

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# undointerface.h

    00001 /* This file is part of the KDE libraries
    00002    Copyright (C) 2001 Christoph Cullmann <cullmann@kde.org>
    00003
    00004    This library is free software; you can redistribute it and/or
    00005    modify it under the terms of the GNU Library General Public
    00006    License version 2 as published by the Free Software Foundation.
    00007
    00008    This library is distributed in the hope that it will be useful,
    00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00011    Library General Public License for more details.
    00012
    00013    You should have received a copy of the GNU Library General Public License
    00014    along with this library; see the file COPYING.LIB.  If not, write to
    00015    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00016    Boston, MA 02111-1307, USA.
    00017 */
    00018
    00019 #ifndef __ktexteditor_undointerface_h__
    00020 #define __ktexteditor_undointerface_h__
    00021
    00022 #include <kdelibs_export.h>
    00023
    00024 class QCString;
    00025
    00026 namespace KTextEditor
    00027 {
    00028
    00032 class KTEXTEDITOR_EXPORT UndoInterface
    00033 {
    00034   friend class PrivateUndoInterface;
    00035
    00036   public:
    00037     UndoInterface ();
    00038     virtual ~UndoInterface ();
    00039
    00040     unsigned int undoInterfaceNumber () const;
    00041
    00042   protected:
    00043     void setUndoInterfaceDCOPSuffix (const QCString &suffix);
    00044
    00045   //
    00046   // slots !!!
    00047   //
    00048   public:
    00049     virtual void undo () = 0;
    00050
    00051     virtual void redo () = 0;
    00052
    00053     virtual void clearUndo () = 0;
    00054
    00055     virtual void clearRedo () = 0;
    00056
    00057     virtual unsigned int undoCount () const = 0;
    00058
    00059     virtual unsigned int redoCount () const = 0;
    00060
    00064     virtual unsigned int undoSteps () const = 0;
    00065
    00066     virtual void setUndoSteps ( unsigned int steps ) = 0;
    00067
    00068   //
    00069   // signals !!!
    00070   //
    00071   public:
    00072     virtual void undoChanged () = 0;
    00073
    00074   private:
    00075     class PrivateUndoInterface *d;
    00076     static unsigned int globalUndoInterfaceNumber;
    00077     unsigned int myUndoInterfaceNumber;
    00078 };
    00079
    00080 KTEXTEDITOR_EXPORT UndoInterface *undoInterface (class Document *doc);
    00081
    00082 }
    00083
    00084 #endif

This file is part of the documentation for interfaces Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:34:57 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003