00001 /*************************************************************************** 00002 File : LineNumberDisplay.h 00003 Project : QtiPlot 00004 -------------------------------------------------------------------- 00005 Copyright : (C) 2008 by Ion Vasilief 00006 Email (use @ for *) : ion_vasilief*yahoo.fr 00007 Description : A widget displaying line numbers for a QTextEdit 00008 00009 ***************************************************************************/ 00010 00011 /*************************************************************************** 00012 * * 00013 * This program is free software; you can redistribute it and/or modify * 00014 * it under the terms of the GNU General Public License as published by * 00015 * the Free Software Foundation; either version 2 of the License, or * 00016 * (at your option) any later version. * 00017 * * 00018 * This program is distributed in the hope that it will be useful, * 00019 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00020 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00021 * GNU General Public License for more details. * 00022 * * 00023 * You should have received a copy of the GNU General Public License * 00024 * along with this program; if not, write to the Free Software * 00025 * Foundation, Inc., 51 Franklin Street, Fifth Floor, * 00026 * Boston, MA 02110-1301 USA * 00027 * * 00028 ***************************************************************************/ 00029 #ifndef LineNumberDisplay_H 00030 #define LineNumberDisplay_H 00031 00032 #include <QTextEdit> 00033 00035 00038 class LineNumberDisplay: public QTextEdit 00039 { 00040 Q_OBJECT 00041 00042 public: 00044 00048 LineNumberDisplay(QTextEdit *te, QWidget *parent = 0); 00049 00050 public slots: 00051 void updateLineNumbers(bool force = false); 00052 void updateDocumentSelection(); 00053 00054 private slots: 00055 void changeCharFormat (const QTextCharFormat &); 00056 00057 private: 00058 void showEvent(QShowEvent *); 00059 QTextEdit *d_text_edit; 00060 }; 00061 #endif