PatternListBox.inc
1.94 KB
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<?php
/**
* Class PatternListBox
*
* Creates a drop down list box using a table name and
* two column names (one column is the display value, the other
* is the option value). The option value column should always
* be an ID that is a primary key in a table.
*
* @author Rob Cherry, Jam Warehouse (Pty) Ltd, South Africa
* @date 16 January 2003
*
*/
class PatternListBox {
/** Database table to get information from */
var $sTableName;
/** Column in table to display */
var $sDisplayColumn;
/** Column in table to use as option value */
var $sValueColumn;
/** Select name */
var $sSelectName;
/** Order columns ascending*/
var $bOrderAsc;
/**
* Constructor
*
* @param $sNewTableName Table in database that information will come from
* @param $sNewDisplayColumn Column in table that will be display in list box
* @param $sNewValueColumn Column in table that will be assigned to the 'option' attribute
* @param $sNewSelectName 'name' attribute of 'select' tab
* @param $iNewWidth Width of list box
*/
function PatternListBox($sNewTableName, $sNewDisplayColumn, $sNewValueColumn, $sNewSelectName, $bNewOrderAsc = true) {
$this->sTableName = $sNewTableName;
$this->sDisplayColumn = $sNewDisplayColumn;
$this->sValueColumn = $sNewValueColumn;
$this->sSelectName = $sNewSelectName;
$this->bOrderAsc = $bNewOrderAsc;
}
/**
* Create the HTML string that will be used to render the list box
*
* @return String html used to render the list box
*
*/
function & render() {
$sql = new Owl_DB();
$sql->query("SELECT DISTINCT $this->sDisplayColumn AS display, $this->sValueColumn AS value FROM $this->sTableName ORDER BY $this->sDisplayColumn " . ($this->bOrderAsc ? "ASC" : "DESC"));
$sToRender = "<SELECT NAME = \"$this->sSelectName\">\n";
while ($sql->next_record()) {
$sToRender .= "<OPTION value=\"" . $sql->f("value") . "\">" . $sql->f("display") . "</OPTION>\n";
}
$sToRender .= "</SELECT><br><br>";
return $sToRender;
}
}
?>