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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/richtext-example.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/richtext-example.html')
| -rw-r--r-- | doc/html/richtext-example.html | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/doc/html/richtext-example.html b/doc/html/richtext-example.html new file mode 100644 index 0000000..95c18db --- /dev/null +++ b/doc/html/richtext-example.html @@ -0,0 +1,264 @@ +<!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/richtext/richtext.doc:4 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>Richtext</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>Richtext</h1> + + +<p> +In this example we demonstrate how to display rich text +in a widget. To do this some sayings taken from the famous +Unix "fortune" are displayed nicely formatted. +<p> <hr> +<p> Header file: +<p> <pre>/**************************************************************************** +** $Id: qt/richtext.h 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. +** +*****************************************************************************/ + +#ifndef RICHTEXT_H +#define RICHTEXT_H + +#include <<a href="qvbox-h.html">qvbox.h</a>> + +class QTextView; +class QPushButton; + +class MyRichText : public <a href="qvbox.html">QVBox</a> +{ + <a href="metaobjects.html#Q_OBJECT">Q_OBJECT</a> + +public: + MyRichText( <a href="qwidget.html">QWidget</a> *parent = 0, const char *name = 0 ); + +protected: + <a href="qtextview.html">QTextView</a> *view; + <a href="qpushbutton.html">QPushButton</a> *bClose, *bNext, *bPrev; + int num; + +protected slots: + void prev(); + void next(); + +}; + +#endif +</pre> + +<p> <hr> +<p> Implementation: +<p> <pre>/**************************************************************************** +** $Id: qt/richtext.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 "richtext.h" + +#include <<a href="qhbox-h.html">qhbox.h</a>> +#include <<a href="qhbox-h.html">qhbox.h</a>> +#include <<a href="qpushbutton-h.html">qpushbutton.h</a>> +#include <<a href="qtextview-h.html">qtextview.h</a>> +#include <<a href="qbrush-h.html">qbrush.h</a>> +#include <<a href="qapplication-h.html">qapplication.h</a>> + +static const char* sayings[] = { + "<b>Saying 1:</b><br>" + "<hr><br><br>" + "<big>Evil is that which one believes of others. It is a sin to believe evil " + "of others, but it is seldom a mistake.</big><br><br>" + "<center><i>-- H.L. Mencken</i></center>", + + "<b>Saying 2:</b><br>" + "<hr><br><br>" + "<big>A well-used door needs no oil on its hinges.<br>" + "A swift-flowing steam does not grow stagnant.<br>" + "Neither sound nor thoughts can travel through a vacuum.<br>" + "Software rots if not used.<br><br>" + "These are great mysteries.</big><br><br>" + "<center><i>-- Geoffrey James, \"The Tao of Programming\"</i></center>", + + "<b>Saying 3:</b><br>" + "<hr><br><br>" + "<big>Show business is just like high school, except you get paid.</big><br><br>" + "<center><i>-- Martin Mull</i></center>", + + "<b>Saying 4:</b><br>" + "<hr><br><br>" + "<big><b>The Least Successful Executions</b><br>" + "<twocolumn><p> History has furnished us with two executioners worthy of attention. " + "The first performed in Sydney in Australia. In 1803 three attempts were " + "made to hang a Mr. Joseph Samuels. On the first two of these the rope " + "snapped, while on the third Mr. Samuels just hung there peacefully until he " + "and everyone else got bored. Since he had proved unsusceptible to capital " + "punishment, he was reprieved.</p>" + "<p> The most important British executioner was Mr. James Berry who " + "tried three times in 1885 to hang Mr. John Lee at Exeter Jail, but on each " + "occasion failed to get the trap door open.<!p>" + "<p> In recognition of this achievement, the Home Secretary commuted " + "Lee's sentence to \"life\" imprisonment. He was released in 1917, emigrated " + "to America and lived until 1933.</p></twocolumn></big><br><br>" + "<center><i>-- Stephen Pile, \"The Book of Heroic Failures\"</i></center>", + + "<b>Saying 5:</b><br>" + "<hr><br><br>" + "<big>If you can, help others. If you can't, at least don't hurt others.</big><br><br>" + "<center><i>-- the Dalai Lama</i></center>", + + "<b>Saying 6:</b><br>" + "<hr><br><br>" + "<big>Television has brought back murder into the home -- where it belongs.</big><br><br>" + "<center><i>-- Alfred Hitchcock</i></center>", + + "<b>Saying 7:</b><br>" + "<hr><br><br>" + "<big>I don't know who my grandfather was; I am much more concerned to know " + "what his grandson will be.</big><br><br>" + "<center><i>-- Abraham Lincoln</i></center>", + + 0 +}; + + +<a name="f255"></a>MyRichText::MyRichText( <a href="qwidget.html">QWidget</a> *parent, const char *name ) + : <a href="qvbox.html">QVBox</a>( parent, name ) +{ + <a href="qframe.html#setMargin">setMargin</a>( 5 ); + + view = new <a href="qtextview.html">QTextView</a>( this ); +<a name="x465"></a> view-><a href="qtextedit.html#setText">setText</a>( "This is a <b>Test</b> with <i>italic</i> <u>stuff</u>" ); + <a href="qbrush.html">QBrush</a> paper; +<a name="x461"></a> paper.<a href="qbrush.html#setPixmap">setPixmap</a>( QPixmap( "../richtext/marble.png" ) ); +<a name="x460"></a> if ( paper.<a href="qbrush.html#pixmap">pixmap</a>() != 0 ) +<a name="x464"></a> view-><a href="qtextedit.html#setPaper">setPaper</a>( paper ); + else + view-><a href="qtextedit.html#setPaper">setPaper</a>( white ); + + view-><a href="qtextedit.html#setText">setText</a>( sayings[0] ); +<a name="x467"></a> view-><a href="qwidget.html#setMinimumSize">setMinimumSize</a>( 450, 250 ); + + <a href="qhbox.html">QHBox</a> *buttons = new <a href="qhbox.html">QHBox</a>( this ); + buttons-><a href="qframe.html#setMargin">setMargin</a>( 5 ); + + bClose = new <a href="qpushbutton.html">QPushButton</a>( "&Close", buttons ); + bPrev = new <a href="qpushbutton.html">QPushButton</a>( "<< &Prev", buttons ); + bNext = new <a href="qpushbutton.html">QPushButton</a>( "&Next >>", buttons ); + +<a name="x466"></a> bPrev-><a href="qwidget.html#setEnabled">setEnabled</a>( FALSE ); + +<a name="x462"></a> <a href="qobject.html#connect">connect</a>( bClose, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), qApp, SLOT( <a href="qapplication.html#quit">quit</a>() ) ); + <a href="qobject.html#connect">connect</a>( bPrev, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( prev() ) ); + <a href="qobject.html#connect">connect</a>( bNext, SIGNAL( <a href="qbutton.html#clicked">clicked</a>() ), this, SLOT( next() ) ); + + num = 0; +} + +void <a name="f256"></a>MyRichText::prev() +{ + if ( num <= 0 ) + return; + + num--; + + view-><a href="qtextedit.html#setText">setText</a>( sayings[num] ); + + if ( num == 0 ) + bPrev-><a href="qwidget.html#setEnabled">setEnabled</a>( FALSE ); + + bNext-><a href="qwidget.html#setEnabled">setEnabled</a>( TRUE ); +} + +void <a name="f257"></a>MyRichText::next() +{ + if ( !sayings[++num] ) + return; + + view-><a href="qtextedit.html#setText">setText</a>( sayings[num] ); + + if ( !sayings[num + 1] ) + bNext-><a href="qwidget.html#setEnabled">setEnabled</a>( FALSE ); + + bPrev-><a href="qwidget.html#setEnabled">setEnabled</a>( TRUE ); +} + + + + + +</pre> + +<p> <hr> +<p> Main: +<p> <pre>/**************************************************************************** +** $Id: qt/main.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 "richtext.h" +#include <<a href="qapplication-h.html">qapplication.h</a>> + +int main( int argc, char **argv ) +{ + <a href="qapplication.html">QApplication</a> a( argc, argv ); + + MyRichText richtext; + richtext.<a href="qwidget.html#resize">resize</a>( 450, 350 ); + richtext.<a href="qwidget.html#setCaption">setCaption</a>( "Qt Example - Richtext" ); + a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &richtext ); + richtext.<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> |