public function channelCategory()
{
$_GET['pid'] = intval($_GET['pid']);
$treeData = $this->_model_category->getNetworkList();
$extra = array('attach', 'desc', 'show_type' => array('瀑布流', '列表'), 'user_bind', 'topic_bind');
$channelConf = model('Xdata')->get('channel_Admin:index');
$defaultExtra = array('show_type' => $channelConf['show_type']);
$extra = encodeCategoryExtra($extra, $defaultExtra);
// 配置删除关联信息
$delParam['app'] = 'channel';
$delParam['module'] = 'Channel';
$delParam['method'] = 'deleteAssociatedData';
$this->displayTree($treeData, 'channel_category', 1, $delParam, $extra);
}