backend_php/src/cate/manage/level_3.php

<?php
return [
    'list' => [
        'field'      => [
            'name',
            'top_id' => [
                'show' => 'Dever::call("cate/level_1-find", "{top_id}")["name"]',
            ],
            'parent_id' => [
                'show' => 'Dever::call("cate/level_2-find", "{parent_id}")["name"]',
            ],
            'icon_id' => [
                //'show' => '"{icon}" ? "<img src=\'{icon}\' width=\'50\' \/>" : ""',
                'show' => 'Dever::call("cate/icon.show", "{icon_id}")',
            ],
            'sort' => [
                'type' => 'input',
                'tip' => '双击修改排序',
            ],
            'status' => [
                'type' => 'switch',
                'show'  => '{status}',
                'active_value' => 1,
                'inactive_value' => 2,
            ],
            'cdate',
        ],
        'button' => [
            '新增' => 'fastadd',
        ],
        'data_button' => [
            '编辑' => 'fastedit',
        ],
        'search'    => [
            'name' => 'like',
            'parent' => [
                'type' => 'cascader',
                'option'    => 'Dever::call("cate/info.getManageList")',
            ],
            'status',
        ],
    ],
    'update' => [
        'field'    => [
            'name' => [
                'rules' => true,
            ],
            'parent' => [
                'type' => 'cascader',
                'option'    => 'Dever::call("cate/info.getManageList")',
            ],
            'icon_id' => [
                'type' => 'selector',
                'option'    => 'Dever::url("cate/icon.getList", ["id" => "{icon_id}", "name" => "{name}"])',
                'search' => 'icon_name',
            ],
            'icon_name' => 'hidden',
        ],
        'start' => 'cate/info.updateManageCate',
    ],
];