/**
* 渲染指定的视图文件
*
* 渲染时，视图要使用的数据保存在控件的 $view 属性中。
*
* @param string $viewname
* @param boolean $return
*
* @return string
*/
protected function _renderBlock($viewname, $return = false)
{
if (!is_object($this->_view_adapter)) {
$adapter_class = is_null($this->_view_adapter_class) ? $this->context->getIni('view_adapter') : $this->_view_adapter_class;
$adapter_obj_id = "webcontrols_{$adapter_class}";
if (Q::isRegistered($adapter_obj_id)) {
/**
* @var QView_Adapter_Abstract
*/
$adapter = Q::registry($adapter_obj_id);
} else {
/**
* @var QView_Adapter_Abstract
*/
$adapter = new $adapter_class($this->context);
Q::register($adapter, $adapter_obj_id);
}
} else {
$adapter = $this->_view_adapter;
}
$adapter->clear();
$adapter->assign($this->view);
$adapter->assign('_ctx', $this->context);
$filename = QView::getControlViewFilename($this->context, $adapter, $viewname, $this->_controls_view_dir);
if ($return) {
return $adapter->fetch($filename);
} else {
return $adapter->display($filename);
}
}
/**
* 输出一个元素
*/
function element($element)
{
$dir = QView::getExtraViewDir($this->context, '_elements', 'elements_view_dir');
$filename = "{$element}_element{$this->tpl_file_ext}";
if ($this->context->getIni('view_config/flat_dir') > 0) {
$filename = '_' . $filename;
}
$_ctx = $this->context;
include "{$dir}/{$filename}";
}
/**
* 渲染表单
*
* @param QContext $context
* @param boolean $return
*
* @return string
*/
function render(QContext $context, $return = false)
{
$this->_event(self::BEFORE_RENDER_FORM, $this);
if (!is_object($this->_view_adapter)) {
$adapter_class = is_null($this->_view_adapter_class) ? $context->getIni('view_adapter') : $this->_view_adapter_class;
$adapter_obj_id = "form_{$adapter_class}";
if (Q::isRegistered($adapter_obj_id)) {
$adapter = Q::registry($adapter_obj_id);
} else {
$adapter = new $adapter_class($context);
Q::register($adapter, $adapter_obj_id);
}
} else {
$adapter = $this->_view_adapter;
}
/* @var $adapter QView_Adapter_Abstract */
$viewname = !empty($this->_viewname) ? $this->_viewname : 'form';
$filename = QView::getViewLayoutsFilename($adapter->context, $adapter, $viewname);
$adapter->clear();
$adapter->assign('form', $this);
$adapter->assign('_ctx', $context);
$output = $adapter->fetch($filename);
$this->_event(self::AFTER_RENDER_FORM, $this);
if (!$return) {
echo $output;
$output = null;
}
return $output;
}
