1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/***************************************************************************
* $Id$
**
* Definition of something or other
**
* Created : 979899
**
* Copyright (C) 1997 by Trolltech AS. All rights reserved.
**
* This file is part of an example program for Qt. This example
* program may be used, distributed and modified without limitation.
**
****************************************************************************/
import org.kde.qt.*;
class Rot13 extends QWidget {
private QMultiLineEdit left, right;
Rot13()
{
left = new QMultiLineEdit( this, "left" );
right = new QMultiLineEdit( this, "right" );
connect( left, SIGNAL("textChanged()"), this, SLOT("changeRight()") );
connect( right, SIGNAL("textChanged()"), this, SLOT("changeLeft()") );
QPushButton quit = new QPushButton( "&Quit", this );
quit.setFocusPolicy( NoFocus );
connect( quit, SIGNAL("clicked()"), qApp(), SLOT("quit()") );
QGridLayout l = new QGridLayout( this, 2, 2, 5 );
l.addWidget( left, 0, 0 );
l.addWidget( right, 0, 1 );
l.addWidget( quit, 1, 1, AlignRight );
left.setFocus();
}
void changeLeft()
{
left.blockSignals( true );
left.setText( rot13( right.text() ) );
left.blockSignals( false );
}
void changeRight()
{
right.blockSignals( true );
right.setText( rot13( left.text() ) );
right.blockSignals( false );
}
String rot13( String input )
{
char[] r = input.toCharArray();
int i = r.length;
while( i-- != 0 ) {
if ( r[i] >= (int) 'A' && r[i] <= (int) 'M' ||
r[i] >= (int) 'a' && r[i] <= (int) 'm' )
r[i] = (char) (r[i] + 13);
else if ( r[i] >= (int) 'N' && r[i] <= (int) 'Z' ||
r[i] >= (int) 'n' && r[i] <= (int) 'z' )
r[i] = (char) (r[i] - 13);
}
return new String(r);
}
public static void main(String[] args)
{
QApplication a = new QApplication( args );
Rot13 r = new Rot13();
r.resize( 400, 400 );
a.setMainWidget( r );
r.setCaption("Qt Example - ROT13");
r.show();
a.exec();
return;
}
static {
qtjava.initialize();
}
}
|
