[IMP][web_widget_auto_color] Use render value to allow to use this widget on all type of field

web_widget_auto_color/static/src/js/view_list.js

@@ -43,10 +43,9 @@ openerp.web_widget_auto_color = function(instance) {
             return sum
         },
 
-        auto_color_cell_style: function(record, column){
+        auto_color_cell_style: function(value){
             style = ''
-            value = record.get(column.name)
-            if (value != false && value != undefined) {
+            if (value != "" && value != undefined) {
                 var intValue = this.getIntValue(value)
                 bgcolor = this.get_seed_random_color(intValue)
                 fontcolor = this.inverse_color(bgcolor)
@@ -57,9 +56,6 @@ openerp.web_widget_auto_color = function(instance) {
     });
     
 
-    instance.web.form.widgets.add('autocolor', 'instance.web.form.FieldAutoColor');
-    
-    instance.web.form.FieldAutoColor = instance.web.form.FieldChar.extend({
-    });
+    instance.web.form.widgets.add('autocolor', 'instance.web.form.AbstractField');
 
 };

web_widget_auto_color/static/src/xml/templates.xml

@@ -2,7 +2,7 @@
 <templates id="template" xml:space="preserve">
     <tr t-extend="ListView.row">
         <t t-jquery="td[t-att-data-field='column.id']">
-            this.attr('t-att-style', "column.widget =='autocolor' and view.auto_color_cell_style(record, column)")
+            this.attr('t-att-style', "column.widget =='autocolor' and view.auto_color_cell_style(render_cell(record, column))")
         </t>
     </tr>
 </templates>