<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<!-- demos.qdoc -->
<title>Qt 4.8: Qt Demonstrations</title>
<link rel="stylesheet" type="text/css" href="style/style.css" />
<script src="scripts/jquery.js" type="text/javascript"></script>
<script src="scripts/functions.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="style/superfish.css" />
<link rel="stylesheet" type="text/css" href="style/narrow.css" />
<!--[if IE]>
<meta name="MSSmartTagsPreventParsing" content="true">
<meta http-equiv="imagetoolbar" content="no">
<![endif]-->
<!--[if lt IE 7]>
<link rel="stylesheet" type="text/css" href="style/style_ie6.css">
<![endif]-->
<!--[if IE 7]>
<link rel="stylesheet" type="text/css" href="style/style_ie7.css">
<![endif]-->
<!--[if IE 8]>
<link rel="stylesheet" type="text/css" href="style/style_ie8.css">
<![endif]-->
<script src="scripts/superfish.js" type="text/javascript"></script>
<script src="scripts/narrow.js" type="text/javascript"></script>
</head>
<body class="" onload="CheckEmptyAndLoadList();">
<div class="header" id="qtdocheader">
<div class="content">
<div id="nav-logo">
<a href="index.html">Home</a></div>
<a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a>
<div id="narrowsearch"></div>
<div id="nav-topright">
<ul>
<li class="nav-topright-home"><a href="http://qt.digia.com/">Qt HOME</a></li>
<li class="nav-topright-dev"><a href="http://qt-project.org/">DEV</a></li>
<li class="nav-topright-doc nav-topright-doc-active"><a href="http://qt-project.org/doc/">
DOC</a></li>
<li class="nav-topright-blog"><a href="http://blog.qt.digia.com/">BLOG</a></li>
</ul>
</div>
<div id="shortCut">
<ul>
<li class="shortCut-topleft-inactive"><span><a href="index.html">Qt 4.8</a></span></li>
<li class="shortCut-topleft-active"><a href="http://qt-project.org/doc/">ALL VERSIONS </a></li>
</ul>
</div>
<ul class="sf-menu" id="narrowmenu">
<li><a href="#">API Lookup</a>
<ul>
<li><a href="classes.html">Class index</a></li>
<li><a href="functions.html">Function index</a></li>
<li><a href="modules.html">Modules</a></li>
<li><a href="namespaces.html">Namespaces</a></li>
<li><a href="qtglobal.html">Global Declarations</a></li>
<li><a href="qdeclarativeelements.html">QML elements</a></li>
</ul>
</li>
<li><a href="#">Qt Topics</a>
<ul>
<li><a href="qt-basic-concepts.html">Programming with Qt</a></li>
<li><a href="qtquick.html">Device UIs & Qt Quick</a></li>
<li><a href="qt-gui-concepts.html">UI Design with Qt</a></li>
<li><a href="supported-platforms.html">Supported Platforms</a></li>
<li><a href="technology-apis.html">Qt and Key Technologies</a></li>
<li><a href="best-practices.html">How-To's and Best Practices</a></li>
</ul>
</li>
<li><a href="#">Examples</a>
<ul>
<li><a href="all-examples.html">Examples</a></li>
<li><a href="tutorials.html">Tutorials</a></li>
<li><a href="demos.html">Demos</a></li>
<li><a href="qdeclarativeexamples.html">QML Examples</a></li>
</ul>
</li>
</ul>
</div>
</div>
<div class="wrapper">
<div class="hd">
<span></span>
</div>
<div class="bd group">
<div class="sidebar">
<div class="searchlabel">
Search index:</div>
<div class="search" id="sidebarsearch">
<form id="qtdocsearch" action="" onsubmit="return false;">
<fieldset>
<input type="text" name="searchstring" id="pageType" value="" />
<div id="resultdialog">
<a href="#" id="resultclose">Close</a>
<p id="resultlinks" class="all"><a href="#" id="showallresults">All</a> | <a href="#" id="showapiresults">API</a> | <a href="#" id="showarticleresults">Articles</a> | <a href="#" id="showexampleresults">Examples</a></p>
<p id="searchcount" class="all"><span id="resultcount"></span><span id="apicount"></span><span id="articlecount"></span><span id="examplecount"></span> results:</p>
<ul id="resultlist" class="all">
</ul>
</div>
</fieldset>
</form>
</div>
<div class="box first bottombar" id="lookup">
<h2 title="API Lookup"><span></span>
API Lookup</h2>
<div id="list001" class="list">
<ul id="ul001" >
<li class="defaultLink"><a href="classes.html">Class index</a></li>
<li class="defaultLink"><a href="functions.html">Function index</a></li>
<li class="defaultLink"><a href="modules.html">Modules</a></li>
<li class="defaultLink"><a href="namespaces.html">Namespaces</a></li>
<li class="defaultLink"><a href="qtglobal.html">Global Declarations</a></li>
<li class="defaultLink"><a href="qdeclarativeelements.html">QML elements</a></li>
</ul>
</div>
</div>
<div class="box bottombar" id="topics">
<h2 title="Qt Topics"><span></span>
Qt Topics</h2>
<div id="list002" class="list">
<ul id="ul002" >
<li class="defaultLink"><a href="qt-basic-concepts.html">Programming with Qt</a></li>
<li class="defaultLink"><a href="qtquick.html">Device UIs & Qt Quick</a></li>
<li class="defaultLink"><a href="qt-gui-concepts.html">UI Design with Qt</a></li>
<li class="defaultLink"><a href="supported-platforms.html">Supported Platforms</a></li>
<li class="defaultLink"><a href="technology-apis.html">Qt and Key Technologies</a></li>
<li class="defaultLink"><a href="best-practices.html">How-To's and Best Practices</a></li>
</ul>
</div>
</div>
<div class="box" id="examples">
<h2 title="Examples"><span></span>
Examples</h2>
<div id="list003" class="list">
<ul id="ul003">
<li class="defaultLink"><a href="all-examples.html">Examples</a></li>
<li class="defaultLink"><a href="tutorials.html">Tutorials</a></li>
<li class="defaultLink"><a href="demos.html">Demos</a></li>
<li class="defaultLink"><a href="qdeclarativeexamples.html">QML Examples</a></li>
</ul>
</div>
</div>
</div>
<div class="wrap">
<div class="toolbar">
<div class="breadcrumb toolblock">
<ul>
<li class="first"><a href="index.html">Home</a></li>
<!-- Breadcrumbs go here -->
<li>Qt Demonstrations</li>
</ul>
</div>
<div class="toolbuttons toolblock">
<ul>
<li id="smallA" class="t_button">A</li>
<li id="medA" class="t_button active">A</li>
<li id="bigA" class="t_button">A</li>
<li id="print" class="t_button"><a href="javascript:this.print();">
<span>Print</span></a></li>
</ul>
</div>
</div>
<div class="content mainContent">
<link rel="prev" href="all-examples.html" />
<link rel="next" href="qt4-7-intro.html" />
<p class="naviNextPrevious headerNavi">
<a class="prevPage" href="all-examples.html">Qt Examples</a>
<a class="nextPage" href="qt4-7-intro.html">What's New in Qt 4.7</a>
</p><p/>
<div class="toc">
<h3><a name="toc">Contents</a></h3>
<ul>
<li class="level1"><a href="#mobile-applications">Mobile Applications</a></li>
<li class="level1"><a href="#painting">Painting</a></li>
<li class="level1"><a href="#item-views">Item Views</a></li>
<li class="level1"><a href="#sql">SQL</a></li>
<li class="level1"><a href="#rich-text">Rich Text</a></li>
<li class="level1"><a href="#main-window">Main Window</a></li>
<li class="level1"><a href="#graphics-view">Graphics View</a></li>
<li class="level1"><a href="#tools">Tools</a></li>
<li class="level1"><a href="#qtwebkit">QtWebKit</a></li>
<li class="level1"><a href="#phonon">Phonon</a></li>
<li class="level1"><a href="#multimedia">Multimedia</a></li>
<li class="level1"><a href="#animation">Animation</a></li>
<li class="level1"><a href="#embedded-platforms">Embedded Platforms</a></li>
</ul>
</div>
<h1 class="title">Qt Demonstrations</h1>
<span class="subtitle"></span>
<!-- $$$demos.html-description -->
<div class="descr"> <a name="details"></a>
<p>This is the list of demonstrations in Qt's <tt>demos</tt> directory. These are larger and more complicated programs than the <a href="all-examples.html">Qt Examples</a> and are used to highlight certain features of Qt.</p>
<table class="generic">
<thead><tr class="qt-style"><th colspan="2">Getting an Overview</th></tr></thead>
<tr valign="top" class="odd"><td ><img src="images/qtdemo-small.png" alt="" /></td><td >If you run the <a href="qtdemo.html">Examples and Demos Launcher</a>, you'll see many of Qt's widgets in action.<p>The <a href="gallery.html">Qt Widget Gallery</a> also provides overviews of selected Qt widgets in each of the styles used on various supported platforms.</p>
</td></tr>
</table>
<p>If you are new to Qt, and want to start developing applications, you should probably start by going through the <a href="tutorials.html">Tutorials</a>.</p>
<a name="qt-mobile-demos"></a><a name="mobile-applications"></a>
<h2>Mobile Applications</h2>
<p>These are demonstrations of some of the capabilities of <a href="qtquick.html">Qt Quick</a> and <a href="http://doc.qt.digia.com/qtmobility/index.html">Mobility</a> to create feature rich mobile applications.</p>
<ul>
<li>Guitar Tuner - a guitar tuner made with a QML frontend and a Mobility based backend</li>
<li><a href="demos-mobile-quickhit.html">Quick Hit</a> - a game that uses multimedia and Qt Quick</li>
<li>Qt Bubble Level - a game that utilizes hardware sensors for effects</li>
<li>QCamera - a camera application that accesses mobile contacts and networking</li>
</ul>
<a name="painting"></a>
<h2>Painting</h2>
<ul>
<li><a href="demos-composition.html">Composition Modes</a> demonstrates the range of composition modes available with Qt.</li>
<li><a href="demos-deform.html">Vector Deformation</a> demonstrates effects that are made possible with a vector-oriented paint engine.</li>
<li><a href="demos-gradients.html">Gradients</a> shows the different types of gradients that are available in Qt.</li>
<li><a href="demos-pathstroke.html">Path Stroking</a> shows Qt's built-in dash patterns and shows how custom patterns can be used to extend the range of available patterns.</li>
<li><a href="demos-affine.html">Affine Transformations</a> demonstrates the different affine transformations that can be used to influence painting operations.</li>
<li><a href="demos-arthurplugin.html">Arthur Plugin</a> shows the widgets from the other painting demos packaged as a custom widget plugin for <i>Qt Designer</i>.</li>
</ul>
<a name="item-views"></a>
<h2>Item Views</h2>
<ul>
<li><a href="demos-interview.html">Interview</a> shows the same model and selection being shared between three different views.</li>
<li><a href="demos-spreadsheet.html">Spreadsheet</a> demonstrates the use of a table view as a spreadsheet, using custom delegates to render each item according to the type of data it contains.</li>
</ul>
<a name="sql"></a>
<h2>SQL</h2>
<ul>
<li><a href="demos-books.html">Books</a> shows how Qt's SQL support and model/view integration enables the user to modify the contents of a database without requiring knowledge of SQL.</li>
<li><a href="demos-sqlbrowser.html">SQL Browser</a> demonstrates a console for executing SQL statements on a live database and provides a data browser for interactively visualizing the results.</li>
</ul>
<a name="rich-text"></a>
<h2>Rich Text</h2>
<ul>
<li><a href="demos-textedit.html">Text Edit</a> shows Qt's rich text editing features and provides an environment for experimenting with them.</li>
</ul>
<a name="main-window"></a>
<h2>Main Window</h2>
<ul>
<li><a href="demos-mainwindow.html">Main Window</a> shows Qt's extensive support for main window features, such as tool bars, dock windows, and menus.</li>
<li><a href="demos-macmainwindow.html">Mac Main Window</a> shows how to create main window applications that has the same appearance as other Mac OS X applications.</li>
</ul>
<a name="graphics-view"></a>
<h2>Graphics View</h2>
<ul>
<li><a href="demos-chip.html">40000 Chips</a> uses the <a href="graphicsview.html">Graphics View Framework</a> to efficiently display a large number of individual graphical items on a scrolling canvas and highlighting features including rotation, zooming, level of detail control, and item selection.</li>
<li><a href="demos-embeddeddialogs.html">Embedded Dialogs</a> showcases Qt 4.4's <i>Widgets on the Canvas</i> feature by embedding several fully-functional dialogs in a scene.</li>
<li><a href="demos-boxes.html">Boxes</a> showcases Qt's OpenGL support and the integration with the <a href="graphicsview.html">Graphics View Framework</a>.</li>
</ul>
<a name="tools"></a>
<h2>Tools</h2>
<ul>
<li><a href="demos-undo.html">Undo Framework</a> demonstrates how Qt's <a href="qundo.html">undo framework</a> is used to provide advanced undo/redo functionality.</li>
</ul>
<a name="qtwebkit"></a>
<h2>QtWebKit</h2>
<ul>
<li><a href="demos-browser.html">Web Browser</a> demonstrates how Qt's <a href="qtwebkit.html">QtWebKit</a> module can be used to implement a small Web browser.</li>
</ul>
<a name="phonon"></a>
<h2>Phonon</h2>
<ul>
<li><a href="demos-qmediaplayer.html">Media Player</a> demonstrates how the <a href="phonon-module.html">Phonon module</a> can be used to implement a basic media player application.</li>
</ul>
<p><b>Note:</b> The Phonon demos are currently not available for the MinGW platform.</p>
<a name="multimedia"></a>
<h2>Multimedia</h2>
<ul>
<li><a href="demos-spectrum.html">Spectrum Analyzer</a> demonstrates how the <a href="qtmultimedia.html">QtMultimedia Module</a> can be used to capture and play back an audio stream, at the same time allowing the application to access the raw audio data. This application analyzes the audio stream in order to display a frequency spectrum.</li>
</ul>
<a name="animation"></a>
<h2>Animation</h2>
<ul>
<li><a href="demos-sub-attaq.html">Sub-Attaq</a> demonstrates the features of the <a href="animation-overview.html">animation framework</a> and <a href="statemachine-api.html">state machine framework</a> in the production of a simple game.</li>
</ul>
<a name="embedded-platforms"></a>
<h2>Embedded Platforms</h2>
<ul>
<li><a href="demos-embedded-anomaly.html">Anomaly</a> is a small screen browser with kinetic scrolling.</li>
<li><a href="demos-embedded-desktopservices.html">Embedded Desktop Services</a> shows how to open documents using the applications associated with their file types.</li>
<li><a href="demos-embedded-digiflip.html">Digiflip</a> is a digital watch with transition effects.</li>
<li><a href="demos-embedded-embeddedsvgviewer.html">Embedded SVG Viewer</a> shows how to display SVG drawings on embedded devices.</li>
<li><a href="demos-embedded-flickable.html">Flickable List</a> shows how to display a list with kinetic scrolling.</li>
<li><a href="demos-embedded-flightinfo.html">Flight Info</a> fetches information about aircraft flights from the Web.</li>
<li><a href="demos-embedded-fluidlauncher.html">Fluid Launcher</a> demo application launcher for embedded screens</li>
<li><a href="demos-embedded-lightmaps.html">Light Maps</a> demonstrates OpenStreetMap integration with WebKit.</li>
<li><a href="demos-embedded-raycasting.html">Ray Casting</a> demonstrates the use of ray casting with the <a href="graphicsview.html">Graphics View Framework</a>.</li>
<li><a href="demos-embedded-styledemo.html">Embedded Styles</a> demonstrates the use of styles.</li>
<li><a href="demos-embedded-weatherinfo.html">Weather Info</a> fetches weather information from the Web.</li>
</ul>
</div>
<!-- @@@demos.html -->
<p class="naviNextPrevious footerNavi">
<a class="prevPage" href="all-examples.html">Qt Examples</a>
<a class="nextPage" href="qt4-7-intro.html">What's New in Qt 4.7</a>
</p>
</div>
</div>
</div>
<div class="ft">
<span></span>
</div>
</div>
<div class="footer">
<p>
<acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd.
Documentation contributions included herein are the copyrights of
their respective owners.</p>
<br />
<p>
The documentation provided herein is licensed under the terms of the
<a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation
License version 1.3</a> as published by the Free Software Foundation.</p>
<p>
Documentation sources may be obtained from <a href="http://www.qt-project.org">
www.qt-project.org</a>.</p>
<br />
<p>
Qt and respective logos are trademarks of The Qt Company Ltd
in Finland and/or other countries worldwide. All other trademarks are property
of their respective owners. <a title="Privacy Policy"
href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p>
</div>
<script src="scripts/functions.js" type="text/javascript"></script>
</body>
</html>
