[IMP] point_of_sale: enable product re-ordering in the point of sale.

addons/point_of_sale/point_of_sale_view.xml

@@ -569,6 +569,18 @@
                 </field>
             </field>
         </record>
+
+        <record id="product_template_tree_view" model="ir.ui.view">
+            <field name="name">product.template.tree.inherit</field>
+            <field name="model">product.template</field>
+            <field name="inherit_id" ref="product.product_template_tree_view"/>
+            <field name="arch" type="xml">
+                <field name="name" position="before">
+                    <field name="sequence" widget="handle" />
+                </field>
+            </field>
+        </record>
+
         <!-- END -->
 
         <menuitem name="Configuration" parent="menu_point_root"

addons/point_of_sale/static/src/js/models.js

@@ -296,6 +296,7 @@ function openerp_pos_models(instance, module){ //module is instance.point_of_sal
             fields: ['display_name', 'list_price','price','pos_categ_id', 'taxes_id', 'barcode', 'default_code', 
                      'to_weight', 'uom_id', 'uos_id', 'uos_coeff', 'mes_type', 'description_sale', 'description',
                      'product_tmpl_id'],
+            order:   ['sequence','name'],
             domain:  function(self){ return [['sale_ok','=',true],['available_in_pos','=',true]]; },
             context: function(self){ return { pricelist: self.pricelist.id, display_default_code: false }; },
             loaded: function(self, products){
@@ -428,6 +429,7 @@ function openerp_pos_models(instance, module){ //module is instance.point_of_sal
                     var domain =  typeof model.domain === 'function'  ? model.domain(self,tmp)  : model.domain;
                     var context = typeof model.context === 'function' ? model.context(self,tmp) : model.context; 
                     var ids     = typeof model.ids === 'function'     ? model.ids(self,tmp) : model.ids;
+                    var order   = typeof model.order === 'function'   ? model.order(self,tmp):    model.order;
                     progress += progress_step;
                     
 
@@ -435,7 +437,7 @@ function openerp_pos_models(instance, module){ //module is instance.point_of_sal
                         if (model.ids) {
                             var records = new instance.web.Model(model.model).call('read',[ids,fields],context);
                         } else {
-                            var records = new instance.web.Model(model.model).query(fields).filter(domain).context(context).all()
+                            var records = new instance.web.Model(model.model).query(fields).filter(domain).order_by(order).context(context).all()
                         }
                         records.then(function(result){
                                 try{    // catching exceptions in model.loaded(...)

addons/product/product.py

@@ -483,6 +483,7 @@ class product_template(osv.osv):
 
     _columns = {
         'name': fields.char('Name', required=True, translate=True, select=True),
+        'sequence': fields.integer('Sequence', help='Gives the sequence order when displaying a product list'),
         'product_manager': fields.many2one('res.users','Product Manager'),
         'description': fields.text('Description',translate=True,
             help="A precise description of the Product, used only for internal information purposes."),
@@ -738,6 +739,7 @@ class product_template(osv.osv):
         'categ_id' : _default_category,
         'type' : 'consu',
         'active': True,
+        'sequence': 1,
     }
 
     def _check_uom(self, cursor, user, ids, context=None):