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Diffstat (limited to 'examples/richtext/richtext.cpp')
-rw-r--r-- | examples/richtext/richtext.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/examples/richtext/richtext.cpp b/examples/richtext/richtext.cpp new file mode 100644 index 0000000..814e9d7 --- /dev/null +++ b/examples/richtext/richtext.cpp @@ -0,0 +1,141 @@ +/**************************************************************************** +** +** Copyright (C) 1992-2008 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 <qhbox.h> +#include <qhbox.h> +#include <qpushbutton.h> +#include <qtextview.h> +#include <qbrush.h> +#include <qapplication.h> + +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 +}; + + +MyRichText::MyRichText( QWidget *parent, const char *name ) + : QVBox( parent, name ) +{ + setMargin( 5 ); + + view = new QTextView( this ); + view->setText( "This is a <b>Test</b> with <i>italic</i> <u>stuff</u>" ); + QBrush paper; + paper.setPixmap( QPixmap( "../richtext/marble.png" ) ); + if ( paper.pixmap() != 0 ) + view->setPaper( paper ); + else + view->setPaper( white ); + + view->setText( sayings[0] ); + view->setMinimumSize( 450, 250 ); + + QHBox *buttons = new QHBox( this ); + buttons->setMargin( 5 ); + + bClose = new QPushButton( "&Close", buttons ); + bPrev = new QPushButton( "<< &Prev", buttons ); + bNext = new QPushButton( "&Next >>", buttons ); + + bPrev->setEnabled( FALSE ); + + connect( bClose, SIGNAL( clicked() ), qApp, SLOT( quit() ) ); + connect( bPrev, SIGNAL( clicked() ), this, SLOT( prev() ) ); + connect( bNext, SIGNAL( clicked() ), this, SLOT( next() ) ); + + num = 0; +} + +void MyRichText::prev() +{ + if ( num <= 0 ) + return; + + num--; + + view->setText( sayings[num] ); + + if ( num == 0 ) + bPrev->setEnabled( FALSE ); + + bNext->setEnabled( TRUE ); +} + +void MyRichText::next() +{ + if ( !sayings[++num] ) + return; + + view->setText( sayings[num] ); + + if ( !sayings[num + 1] ) + bNext->setEnabled( FALSE ); + + bPrev->setEnabled( TRUE ); +} + + + + + |