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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/rot-example.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/rot-example.html')
| -rw-r--r-- | doc/html/rot-example.html | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/doc/html/rot-example.html b/doc/html/rot-example.html new file mode 100644 index 0000000..b72a37e --- /dev/null +++ b/doc/html/rot-example.html @@ -0,0 +1,172 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> +<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/examples/rot13/rot13.doc:4 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>Rot13</title> +<style type="text/css"><!-- +fn { margin-left: 1cm; text-indent: -1cm; } +a:link { color: #004faf; text-decoration: none } +a:visited { color: #672967; text-decoration: none } +body { background: #ffffff; color: black; } +--></style> +</head> +<body> + +<table border="0" cellpadding="0" cellspacing="0" width="100%"> +<tr bgcolor="#E5E5E5"> +<td valign=center> + <a href="index.html"> +<font color="#004faf">Home</font></a> + | <a href="classes.html"> +<font color="#004faf">All Classes</font></a> + | <a href="mainclasses.html"> +<font color="#004faf">Main Classes</font></a> + | <a href="annotated.html"> +<font color="#004faf">Annotated</font></a> + | <a href="groups.html"> +<font color="#004faf">Grouped Classes</font></a> + | <a href="functions.html"> +<font color="#004faf">Functions</font></a> +</td> +<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Rot13</h1> + + +<p> +This example lets you enter a text into a mulitilineedit widget. +It will be displayed in the edit widget to the right transformed using +the rot13 algorithm. +<p> <hr> +<p> Header file: +<p> <pre>/**************************************************************************** +** $Id: qt/rot13.h 3.3.8 edited Jan 11 14:46 $ +** +** Definition of something or other +** +** Created : 979899 +** +** Copyright (C) 1997-2007 Trolltech ASA. All rights reserved. +** +** This file is part of an example program for Qt. This example +** program may be used, distributed and modified without limitation. +** +*****************************************************************************/ + +#ifndef ROT13_H +#define ROT13_H + +#include <<a href="qwidget-h.html">qwidget.h</a>> + +class QMultiLineEdit; + +class Rot13: public <a href="qwidget.html">QWidget</a> { + <a href="metaobjects.html#Q_OBJECT">Q_OBJECT</a> +public: + Rot13(); + + <a href="qstring.html">QString</a> rot13( const <a href="qstring.html">QString</a> & ) const; + +private slots: + void changeLeft(); + void changeRight(); + +private: + <a href="qmultilineedit.html">QMultiLineEdit</a> * left, * right; +}; + +#endif +</pre> + +<p> <hr> +<p> Implementation: +<p> <pre>/**************************************************************************** +** $Id: qt/rot13.cpp 3.3.8 edited Jan 11 14:37 $ +** +** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. +** +** This file is part of an example program for Qt. This example +** program may be used, distributed and modified without limitation. +** +*****************************************************************************/ + +#include "rot13.h" + +#include <<a href="qmultilineedit-h.html">qmultilineedit.h</a>> +#include <<a href="qpushbutton-h.html">qpushbutton.h</a>> +#include <<a href="qapplication-h.html">qapplication.h</a>> +#include <<a href="qlayout-h.html">qlayout.h</a>> + +<a name="f432"></a>Rot13::Rot13() +{ + left = new <a href="qmultilineedit.html">QMultiLineEdit</a>( this, "left" ); + right = new <a href="qmultilineedit.html">QMultiLineEdit</a>( this, "right" ); +<a name="x1375"></a> <a href="qobject.html#connect">connect</a>( left, SIGNAL(<a href="qtextedit.html#textChanged">textChanged</a>()), this, SLOT(changeRight()) ); + <a href="qobject.html#connect">connect</a>( right, SIGNAL(<a href="qtextedit.html#textChanged">textChanged</a>()), this, SLOT(changeLeft()) ); + + <a href="qpushbutton.html">QPushButton</a> * quit = new <a href="qpushbutton.html">QPushButton</a>( "&Quit", this ); +<a name="x1379"></a> quit-><a href="qwidget.html#setFocusPolicy">setFocusPolicy</a>( NoFocus ); + <a href="qobject.html#connect">connect</a>( quit, SIGNAL(<a href="qbutton.html#clicked">clicked</a>()), qApp, SLOT(<a href="qapplication.html#quit">quit</a>()) ); + + <a href="qgridlayout.html">QGridLayout</a> * l = new <a href="qgridlayout.html">QGridLayout</a>( this, 2, 2, 5 ); +<a name="x1370"></a> l-><a href="qgridlayout.html#addWidget">addWidget</a>( left, 0, 0 ); + l-><a href="qgridlayout.html#addWidget">addWidget</a>( right, 0, 1 ); + l-><a href="qgridlayout.html#addWidget">addWidget</a>( quit, 1, 1, AlignRight ); + +<a name="x1378"></a> left-><a href="qwidget.html#setFocus">setFocus</a>(); +} + + +void <a name="f433"></a>Rot13::changeLeft() +{ +<a name="x1371"></a> left-><a href="qobject.html#blockSignals">blockSignals</a>( TRUE ); +<a name="x1374"></a><a name="x1373"></a> left-><a href="qtextedit.html#setText">setText</a>( rot13( right-><a href="qtextedit.html#text">text</a>() ) ); + left-><a href="qobject.html#blockSignals">blockSignals</a>( FALSE ); +} + + +void <a name="f434"></a>Rot13::changeRight() +{ + right-><a href="qobject.html#blockSignals">blockSignals</a>( TRUE ); + right-><a href="qtextedit.html#setText">setText</a>( rot13( left-><a href="qtextedit.html#text">text</a>() ) ); + right-><a href="qobject.html#blockSignals">blockSignals</a>( FALSE ); +} + + +QString <a name="f435"></a>Rot13::rot13( const <a href="qstring.html">QString</a> & input ) const +{ + <a href="qstring.html">QString</a> r = input; +<a name="x1372"></a> int i = r.<a href="qstring.html#length">length</a>(); + while( i-- ) { + if ( r[i] >= QChar('A') && r[i] <= QChar('M') || + r[i] >= QChar('a') && r[i] <= QChar('m') ) + r[i] = (char)((int)QChar(r[i]) + 13); + else if ( r[i] >= QChar('N') && r[i] <= QChar('Z') || + r[i] >= QChar('n') && r[i] <= QChar('z') ) + r[i] = (char)((int)QChar(r[i]) - 13); + } + return r; +} + + +int main( int argc, char ** argv ) +{ + <a href="qapplication.html">QApplication</a> a( argc, argv ); + Rot13 r; + r.<a href="qwidget.html#resize">resize</a>( 400, 400 ); + a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &r ); + r.<a href="qwidget.html#setCaption">setCaption</a>("Qt Example - ROT13"); + r.<a href="qwidget.html#show">show</a>(); + return a.<a href="qapplication.html#exec">exec</a>(); +} +</pre> + +<p>See also <a href="examples.html">Examples</a>. + +<!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>Qt 3.3.8</div> +</table></div></address></body> +</html> |