1 |
/*************************************************************************** |
2 |
File : LineNumberDisplay.h |
3 |
Project : QtiPlot |
4 |
-------------------------------------------------------------------- |
5 |
Copyright : (C) 2008 by Ion Vasilief |
6 |
Email (use @ for *) : ion_vasilief*yahoo.fr |
7 |
Description : A widget displaying line numbers for a QTextEdit |
8 |
|
9 |
***************************************************************************/ |
10 |
|
11 |
/*************************************************************************** |
12 |
* * |
13 |
* This program is free software; you can redistribute it and/or modify * |
14 |
* it under the terms of the GNU General Public License as published by * |
15 |
* the Free Software Foundation; either version 2 of the License, or * |
16 |
* (at your option) any later version. * |
17 |
* * |
18 |
* This program is distributed in the hope that it will be useful, * |
19 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
20 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
21 |
* GNU General Public License for more details. * |
22 |
* * |
23 |
* You should have received a copy of the GNU General Public License * |
24 |
* along with this program; if not, write to the Free Software * |
25 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, * |
26 |
* Boston, MA 02110-1301 USA * |
27 |
* * |
28 |
***************************************************************************/ |
29 |
#ifndef LineNumberDisplay_H |
30 |
#define LineNumberDisplay_H |
31 |
|
32 |
#include <QTextEdit> |
33 |
#include <QTextBlock> |
34 |
|
35 |
//! A QTextEdit displaying line numbers. |
36 |
/** |
37 |
* It must be used in connection with another "source" QTextEdit. |
38 |
*/ |
39 |
class LineNumberDisplay: public QTextEdit |
40 |
{ |
41 |
Q_OBJECT |
42 |
|
43 |
public: |
44 |
//! Constructor |
45 |
/** |
46 |
* \param te the "source" QTextEdit for which we want to display the line numbers |
47 |
* \param parent parent widget (only affects placement of the dialog) |
48 |
*/ |
49 |
LineNumberDisplay(QTextEdit *te, QWidget *parent = 0); |
50 |
|
51 |
public slots: |
52 |
void updateLineNumbers(bool force = false); |
53 |
void updateDocumentSelection(); |
54 |
|
55 |
private slots: |
56 |
void changeCharFormat (const QTextCharFormat &); |
57 |
|
58 |
private: |
59 |
void showEvent(QShowEvent *); |
60 |
QTextEdit *d_text_edit; |
61 |
}; |
62 |
#endif |