odoo-test/views/hostel_room_category_views.xml

<odoo>
    <data>
        <record id='hostel_room_category_view_form' model='ir.ui.view'>
            <field name='name'>宿舍房间类别表单</field>
            <field name='model'>hostel.room.category</field>
            <field name='arch' type='xml'>
                <form string="宿舍房间类别表单">
                    <sheet>
                        <group>
                            <field name='name' string='类别名称'/>
                            <field name="parent_id" string="父类别"/>
                            <field name="description" string="描述"/>
                            <field name="child_ids" string="子类别" widget="many2many_tags"/>
                        </group>
                        <button name="create_categories" string="创建类别" type="object"/>
                    </sheet>
                </form>
            </field>
        </record>
        <record id="hostel_room_category_view_tree" model="ir.ui.view">
            <field name="name">宿舍房间类别列表</field>
            <field name="model">hostel.room.category</field>
            <field name="arch" type="xml">
                <tree>
                    <field name="name"/>
                    <field name="parent_id"/>
                    <field name="description"/>
                </tree>
            </field>
        </record>
        <!-- 添加 action 定义 -->
        <record id="action_hostel_room_category" model="ir.actions.act_window">
            <field name="name">房间类别</field>
            <field name="res_model">hostel.room.category</field>
            <field name="view_mode">tree,form</field>
        </record>
    </data>
</odoo>