调整公告列表显示详情

app/Admin/Controllers/MessageController.php

@@ -9,6 +9,7 @@ use Dcat\Admin\Form;
 use Dcat\Admin\Grid;
 use Dcat\Admin\Http\Controllers\AdminController;
 use Dcat\Admin\Show;
+use Dcat\Admin\Widgets\Card;
 
 class MessageController extends AdminController
 {
@@ -23,7 +24,13 @@ class MessageController extends AdminController
             $grid->model()->where('user_id', '=', 0);
             $grid->column('id')->sortable();
             $grid->column('title');
-            $grid->column('content');
+            $grid->column('content')->display('详情') // 设置按钮名称
+                ->expand(function () {
+                    // 这里返回 content 字段内容，并用 Card 包裹起来
+                    $card = new Card(null, $this->content);
+
+                    return "<div style='padding:10px 10px 0;text-align: center'>$card</div>";
+                });
             $grid->column('jump_type')->using([
                 '0'=>__('admin_message.ad.jump_type.radio.0'),
                 '1'=>__('admin_message.ad.jump_type.radio.1'),