Source for file observer_simple.php
Documentation is available at observer_simple.php
@include '../../include_path.php';
* Observer ProgressBar example. Uses a custom observer class.
* @version $Id: observer_simple.php,v 1.2 2004/04/18 13:25:44 farell Exp $
* @author Laurent Laville <pear@laurent-laville.org>
require_once 'HTML/Progress.php';
require_once 'HTML/Progress/observer.php';
// 1. Defines ProgressBar observer
$this->_console = '.' . DIRECTORY_SEPARATOR . 'observer_complex.log';
$log = isset ($event['log']) ? $event['log'] : "undefined event id.";
$val = isset ($event['value']) ? $event['value'] : "unknown value";
if ($this->_out == 'file') {
// 2. Creates ProgressBar
$bar = new HTML_Progress ();
// 3. Creates and attach a listener
//$observer = new MyObserver('file');
$ok = $bar->addListener ($observer);
die ("Cannot add a valid listener to progress bar !");
// 4. Changes look-and-feel of ProgressBar
$ui->setStringAttributes ('color = red');
$ui->setComment ('Simple Observer ProgressBar example');
<title>Simple Observer ProgressBar example</title>
<?php echo $bar->getStyle (); ?>
<script type="text/javascript">
<?php echo $bar->getScript (); ?>
<h1> <?php echo basename(__FILE__ ); ?></h1>
if ($bar->getPercentComplete () == 1 ) {
break; // the progress bar has reached 100%
<p><< <a href="index.html">Back examples TOC</a></p>
Documentation generated on Mon, 11 Mar 2019 10:15:08 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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