<?php
////////////////////////////////////////////////////////////
// PopUpMenu 0.5
// make a popup menu that maintains its state
//
// Paul Schreiber
// paul@magic.ca
// http://paulschreiber.com/
//
// parameters
// ----------
//
// name: the name attribute you want for the <SELECT> tag
//
// values: a hash that contains the values and labels for
// the <OPTION> tags
//
// javascript: javascript for the <SELECT> tag, i.e.
// onChange="this.form.submit()" [optional]
//
// size: the SIZE attribute for the <SELECT> tag [optional]
//
//
//
if ( !defined('POPUP_MENU_DEFINED') ) {
define('POPUP_MENU_DEFINED', TRUE);
function popup_menu ($name, $values, $javascript = "", $size = 1) {
// grab this to maintain state
global $$name;
$selected = ($$name) ? $$name : "";
// start building the popup meny
$result = "<select name=\"$name\"";
if ($size != 1)
$result .= " size=\"$size\"";
if ($javascript)
$result .= " " . $javascript;
$result .= ">\n";
$result .= "<option value=\"\">\n";
// list all the options
while ( list( $value, $label ) = each( $values ) ) {
// printed SELECTED if an item was previously selected
// so we maintain the state
if ($selected == $value) {
$result .= "<option value=\"$value\" SELECTED>$label\n";
} else {
$result .= "<option value=\"$value\">$label\n";
}
}
// finish the popup menu
$result .= "</select>\n";
echo $result;
}
}
?>
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