$ php artisan migrate　　//運行遷移

$ php artisan admin:make BrandController --model=App\Brand　　//創(chuàng)建關(guān)聯(lián)Brand模型的控制器

$ php artisan migrate　　//運行遷移

use Encore\Admin\Show;
use Encore\Admin\Tree;
use Encore\Admin\Layout\Row;
use Encore\Admin\Widgets\Box;
use Encore\Admin\Facades\Admin;
use Encore\Admin\Layout\Column;

return Admin::content(function (Content $content) {
 
   $content->header('Index');
   $content->description('description');
 
   $content->row(function (Row $row) {
 
    $row->column(6, $this->treeView()->render());
    $row->column(6, function (Column $column) {
     $form = new \Encore\Admin\Widgets\Form();
     $form->action(admin_base_path('/cate控制器名'));//控制器名
     $form->select('fid','父級欄目')->options(Cate控制器名::selectOptions());//控制器名
     $form->text('name','欄目名稱')->rules('required');//其他form根據(jù)情況自行修改
     $form->text('sort','排序')->rules('required');
     $form->text('jump_to','跳轉(zhuǎn)')->rules('required');;
     $form->hidden('_token')->default(csrf_token());
 
     $column->append((new Box(trans('admin.new'), $form))->style('success'));
    });
   });
  });

/**
 * Make a treeView()
 *
 * @return tree
 */
protected function treeView()
{
 return Cate控制器名::tree(function (Tree $tree) {
  $tree->disableCreate();
  return $tree;
 });
}

//引用這兩個類
use Encore\Admin\Traits\AdminBuilder;
use Encore\Admin\Traits\ModelTree;
//并且添加這個方法
 
 use ModelTree, AdminBuilder;
 //字段自行修改
 protected $fillable = ['name','sort','fid','jump_to'];
 
 public function __construct(array $attributes = [])
 {
  parent::__construct($attributes);
 
  $this->setParentColumn('fid');
  $this->setOrderColumn('sort');
  $this->setTitleColumn('name');
 }