Source for file WTextField.class.php

<?php
/**
 * @since Jul 21, 2005
 * @package polyphony.wizard.components
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: WTextField.class.php,v 1.15 2007/09/19 14:04:51 adamfranco Exp $
 */ 
 
require_once(dirname(__FILE__).'/WTextInput.abstract.php');
 
/**
 * This adds an input type='text' field to a {@link Wizard}.
 * 
 * @since Jul 21, 2005
 * @package polyphony.wizard.components
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: WTextField.class.php,v 1.15 2007/09/19 14:04:51 adamfranco Exp $
 */
class WTextField 
    extends WTextInput 
{
 
    var $_size = 30;
    var $_maxlength = 255;
    
    /**
     * Sets the size of this text field.
     * @param int $size 
     * @access public
     * @return void 
     */
    function setSize ($size) {
        $this->_size = $size;
    }
    
    /**
     * Sets the maxlength of the value of this field.
     * @param integer $maxlength 
     * @access public
     * @return void 
     */
    function setMaxLength ($maxlength) {
        $this->_maxlength = $maxlength;
    }
    
    /**
     * Returns a block of XHTML-valid code that contains markup for this specific
     * component.
     * @param string $fieldName The field name to use when outputting form data or
     *  similar parameters/information.
     * @access public
     * @return string 
     */
    function getMarkup ($fieldName) {        
        $name = RequestContext::name($fieldName);
        $m = "<input type='text' \n\t\t\t\tname='$name' \n\t\t\t\tid='$fieldName' \n\t\t\t\tsize='".$this->_size."' maxlength='".$this->_maxlength."'".(!$this->isEnabled()?" readonly='readonly'":"");
        if ($this->_value != null && $this->_value != $this->_startingDisplay) {
            $m .= " value='".htmlspecialchars($this->_value, ENT_QUOTES)."'";
        } else if ($this->_startingDisplay) {
            $v = htmlspecialchars($this->_startingDisplay, ENT_QUOTES);
            $m .= "\n\t\t\t\tvalue='$v' style='color: #888' ";
            $m .= "\n\t\t\t\tonfocus='if (this.value == \"$v\") { this.value=\"\";  this.style.color=\"#000\";}'";
            $m .= "\n\t\t\t\tonblur='if (this.value == \"\") { this.value=\"$v\"; this.style.color=\"#888\";}'";
        }
        if ($this->_style) {
            $m .= "\n\t\t\t\tstyle=\"".str_replace("\"", "\\\"", $this->_style)."\"";
        }
        if ($this->_onchange) {
            $m .= "\n\t\t\t\tonchange=\"".str_replace("\"", "\\\"", $this->_onchange)."\"";
        }
        $m .= " />";
        
        $errText = $this->getErrorText();
        $errRule =$this->getErrorRule();
        $errStyle = $this->getErrorStyle();
        
        if ($errText && $errRule) {
            $m .= "\n\t\t<span id='".$fieldName."_error' style=\"padding-left: 10px; $errStyle\">&laquo; $errText</span>";    
            $m .= Wizard::getValidationJavascript($fieldName, $errRule, $fieldName."_error", $this->_showError);
            $this->_showError = false;
        }
        
        return $m;
    }
}
 
?>