在具有属性widget =“ selection”的many2one字段中搜索项目

Question

I have created some groups of users who should not create new products while creating a purchase order. So as a solution, i made the product_id as a many2one field and in the xml side, i added widget="selection". I have now a selection field without the possibility of creation of new products (which is good) but the problem is that i cannot search or filter these products. Any ideas? (i Want to have this pop up window:

Answer 1

I found the solution: when i was using widget="selection", i had not the possibility to search more products because the field became a selection field. Instead, i used

 <field name="product_id"   options="{'no_quick_create': True, 'no_create_edit' : 
True}" /> 

Now, i have the "search more" option as shown in the picture below: