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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta name="robots" content="index,nofollow" /> <meta name="keywords" content"="HTML_Progress, observer, progress meter" /> <meta name="description" content"="HTML_Progress logs all changes in its observer pattern" /> <meta name="author" content="Laurent Laville" /> <title>PEAR::HTML::Progress example: Default ProgressBar Observer</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" href="../examples.css" /> </head> <body> <a name="top"> <p><a href="../index.html"><img src="../images/home.gif" alt="Examples TOC"/>examples</a></p> <h1><span class="chapter">Default ProgressBar Observer </span></h1> <p align="right">$Date: 2005/07/25 12:27:28 $</p> <div class="toc"> Table of contents </div> <ul> <li><a href="#intro">Introduction<a> <li><a href="#render">Render options<a> <li><a href="#output">Output</a> <li><a href="#source">PHP source syntax highlight<a> <li><a href="#run">Play demo<a> </ul> <a name="intro"> <h2><img src="../images/info.gif"/> Introduction</h2> <p>This example requires : <ul> <li>PEAR::HTML_Progress 1.2.2 or better (see source at lines 11, 12).</li> </ul> </p> <hr /> <p><b>This example will run a ProgressBar in determinate mode that will log into a flat file ('progress_observer.log') each changes.</b></p> <p>Here are the contents of that file : <form> <textarea readOnly="true" rows="12" cols="80" wrap="virtual"> a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:10;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:20;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:30;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:40;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:50;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:60;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:70;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:80;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:90;} a:2:{s:3:"log";s:8:"incValue";s:5:"value";i:100;} </textarea> </form> <p>A default progress bar observer is created at line 21, and attached at line 23 <p>[<a href="#top">Top</a>]</p> <a name="render"> <h2><img src="../images/config.gif"/> Render options </h2> <pre> speed = 100 is set at line 16 </pre> <div class="fig">HTML_Progress::setAnimSpeed()</div> <pre> increment = 10 is set at line 18 </pre> <div class="fig">HTML_Progress::setIncrement()</div> <pre> border painted with all default options at line 17 (color=black, shape=solid). Set size to 2 pixels at line 30. </pre> <div class="fig">HTML_Progress::setBorderPainted()</div> <div class="fig">HTML_Progress_UI::setBorderAttributes()</div> <p>[<a href="#top">Top</a>]</p> <a name="output"> <h2><img src="../images/image.gif"/> Output</h2> <h3>Screenshot </h3> <p><img src="../screenshots/observer_standard.png"/></p> <p>[<a href="#top">Top</a>]</p> <a name="source"> <h2><img src="../images/source.gif"/> PHP source syntax highlight</h2> <a target="_blank" href="../highlighter.php?file=./observer/default.php">Open</a> source listing in a new window. <p>[<a href="#top">Top</a>]</p> <a name="run"> <h2><img src="../images/run.gif"/> Play demo</h2> <p><a href="default.php">Run</a> the script.</p> <p>[<a href="#top">Top</a>]</p> </body> </html>