korganizer

lineview.h
00001 /*
00002     This file is part of KOrganizer.
00003 
00004     Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
00005 
00006     This program is free software; you can redistribute it and/or modify
00007     it under the terms of the GNU General Public License as published by
00008     the Free Software Foundation; either version 2 of the License, or
00009     (at your option) any later version.
00010 
00011     This program is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00014     GNU General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this program; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00019 
00020     As a special exception, permission is given to link this program
00021     with any edition of TQt, and distribute the resulting executable,
00022     without including the source code for TQt in the source distribution.
00023 */
00024 #ifndef LINEVIEW_H
00025 #define LINEVIEW_H
00026 
00027 #include <tqscrollview.h>
00028 #include <tqptrlist.h>
00029 
00030 class LineView : public TQScrollView
00031 {
00032     Q_OBJECT
00033   
00034   public:
00035     LineView( TQWidget *parent = 0, const char *name = 0 );
00036     virtual ~LineView();
00037 
00038     int pixelWidth();
00039     
00040     void addLine( int start, int end );
00041 
00042     void clear();
00043 
00044   protected:
00045     void drawContents(TQPainter* p, int cx, int cy, int cw, int ch);
00046 
00047   private:
00048     struct Line {
00049       Line( int c, int s, int e ) : column( c ), start( s ), end( e ) {}
00050       int column;
00051       int start;
00052       int end;
00053     };
00054 
00055     TQPtrList<Line> mLines;
00056     int mPixelWidth;
00057 };
00058 
00059 #endif
00060