update Area + Device

widgets/Department.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace app\widgets;
+
+use yii\base\Widget;
+
+class Department extends Widget {
+
+    public $pid;
+
+    public function init() {
+        parent::init();
+    }
+
+    public function run() {
+
+        return $this->render("department", [
+                    "lists" => \app\models\Department::find()->andWhere(['pid' => $this->pid])->all()
+        ]);
+    }
+
+}