smartschool-platform/frontend/pc-web/app/view/setting/access/RoleTree.js

Ext.define('school.view.setting.access.RoleTree', {
    extend: 'Ext.tree.Panel',
    xtype: 'setting-access-roletree',

    columns: [{
        xtype: 'treecolumn',
        dataIndex: 'text',
        flex: 1
    }],

    bind: {
        store: '{roleTree}'
    }

});