add signature to delivery-sheet

ext/custom-addons/dp_custom/models/stock.py

@@ -54,6 +54,7 @@ class StockPicking(models.Model):
     _inherit = 'stock.picking'
 
     dlv_partner_ref = fields.Text(compute='_get_partner_ref', store=False, string='Interne Referenz')
+    picking_signature = fields.Binary(string='Customer Signature')
 
     @api.multi
     def _get_partner_ref(self):

ext/custom-addons/dp_custom/views/stock_views.xml

@@ -33,6 +33,12 @@
             <field name="partner_id" position="after">
                 <field name="dlv_partner_ref" string="Interne Referenz"/>
             </field>
+            <xpath expr="//field[@name='origin']" position="after">
+                <label for="picking_signature" string="Signature" class="oe_edit_only"/>
+                <h2>
+                    <field name="picking_signature" widget="signature"/>
+                </h2>
+            </xpath>
             <xpath expr="//field[@name='move_lines']/tree//field[@name='product_id']" position="after">
                 <field name="manu_lots_visible" invisible="1"/>
                 <button name="action_show_lot" string="Lot for manufactoring parts" type="object" icon="fa-list" attrs="{'invisible': [('manu_lots_visible', '=', False)]}" options="{&quot;warn&quot;: true}"/>