public function startRender(__IComponent &$component)
{
$properties = array();
$component_id = $component->getId();
$date_format = $component->getDateFormat();
$datebox_button_id = $component_id . '_calbutton';
if (__ResponseWriterManager::getInstance()->hasResponseWriter('datebox')) {
$jod_response_writer = __ResponseWriterManager::getInstance()->getResponseWriter('datebox');
$jod_setup_response_writer = $jod_response_writer->getResponseWriter('datebox-setup');
} else {
$jod_response_writer = new __JavascriptOnDemandResponseWriter('datebox');
$jod_response_writer->addCssFileRef('jscalendar/calendar-green.css');
$jod_response_writer->addJsFileRef('jscalendar/calendar.js');
$jod_response_writer->addLoadCheckingVariable('Calendar');
$jod_language_response_writer = new __JavascriptOnDemandResponseWriter('datebox-language');
$jod_language_response_writer->addJsFileRef('jscalendar/lang/calendar-en.js');
$jod_language_response_writer->addLoadCheckingVariable('Calendar._DN');
$jod_response_writer->addResponseWriter($jod_language_response_writer);
$jod_setup_response_writer = new __JavascriptOnDemandResponseWriter('datebox-setup');
$jod_setup_response_writer->addJsFileRef('jscalendar/calendar-setup.js');
$jod_setup_response_writer->addLoadCheckingVariable('Calendar.setup');
$jod_language_response_writer->addResponseWriter($jod_setup_response_writer);
$javascript_rw = __ResponseWriterManager::getInstance()->getResponseWriter('javascript');
$javascript_rw->addResponseWriter($jod_response_writer);
}
$js_code = <<<CODESET
Calendar.setup({
\tinputField:"{$component_id}",
\tifFormat:"{$date_format}",
\tbutton:"{$datebox_button_id}",
\tshowsTime:false
});
CODESET;
$jod_setup_response_writer->addJsCode($js_code);
$component_properties = $component->getProperties();
foreach ($component_properties as $property => $value) {
$properties[] = $property . '="' . $value . '"';
}
$properties[] = 'type="text"';
$properties[] = 'id="' . $component->getId() . '"';
$properties[] = 'name="' . $component->getName() . '"';
$properties[] = 'value="' . $component->getValue() . '"';
if ($component->getVisible() == false) {
$properties[] = 'style = "display : none;"';
}
$local_js_lib = __ApplicationContext::getInstance()->getPropertyContent('JS_LIB_DIR');
$calendar_image_url = __UrlHelper::resolveUrl('jscalendar/calendar.gif', $local_js_lib);
$return_value = '<input onchange="this.fire(\'lion:validate\');" ' . implode(' ', $properties) . '> <input type="image" src="' . $calendar_image_url . '" id="' . $datebox_button_id . '" width="16" height="16" border="0">';
return $return_value;
}