Hi Ashesh,
Yes, agreed. This implementation limits us to use only String Cell.
So, I have modified the patch as you suggested.
Please find the attachment for the same.
Thanks,
Khushboo
On Fri, Apr 1, 2016 at 2:59 PM, Ashesh Vashi <[email protected]>
wrote:
> Hi Khushboo,
>
> I am reluctant to use this code as it is.
> I would prefer you create just helper functions (i.e. initialize, remove)
> for the dependents in Backgrid.Cell, and then use them directly from the
> different cell itself.
> Because - this functionality limits us to us only with the string type.
>
> Anyway - we will be using the dependent functionality for very attributes.
>
>
> You can extend them directly in the Node's model (schema).
>
> --
>
> Thanks & Regards,
>
> Ashesh Vashi
> EnterpriseDB INDIA: Enterprise PostgreSQL Company
> <http://www.enterprisedb.com>
>
>
> *http://www.linkedin.com/in/asheshvashi*
> <http://www.linkedin.com/in/asheshvashi>
>
> On Wed, Mar 30, 2016 at 6:39 PM, Khushboo Vashi <
> [email protected]> wrote:
>
>> Hi,
>>
>> Please find the attached patch for the Backgrid *StringDepsCell.*
>>
>> The *StringDepsCell* displays HTML escaped strings and accepts anything
>> typed in.
>> Also, Listen to the dependent fields.
>>
>>
>> Usage of the Backgrid Cell:
>>
>> If the Precision cell is dependent on the Datatype then:
>>
>> {
>> id: 'precision', label:'{{ _('Precision') }}', type: 'test'
>> cell: *Backgrid.Extension.StringDepsCell*, deps: ['datatype']
>>
>> }
>>
>>
>> Thanks,
>> Khushboo
>>
>>
>>
>> --
>> Sent via pgadmin-hackers mailing list ([email protected])
>> To make changes to your subscription:
>> http://www.postgresql.org/mailpref/pgadmin-hackers
>>
>>
>
diff --git a/web/pgadmin/static/js/backgrid/backgrid.pgadmin.js b/web/pgadmin/static/js/backgrid/backgrid.pgadmin.js
index 4b233d2..6ccea9a 100644
--- a/web/pgadmin/static/js/backgrid/backgrid.pgadmin.js
+++ b/web/pgadmin/static/js/backgrid/backgrid.pgadmin.js
@@ -447,6 +447,48 @@
editor: TextareaCellEditor
});
+ /**
+ DependentCell can be used as a base class for any backgrid cell which is
+ dependent on another cell. It will listen to the dependent fields/cells.
+
+ Need to Extend this cell whenever required and has to implement render_deps
+ function to listen to the dependent fields change event.
+
+ @class Backgrid.Extension.DependentCell
+ @extends Backgrid.DependentCell
+ */
+ var DependentCell = Backgrid.Extension.DependentCell = Backgrid.Cell.extend({
+ initialize: function(){
+ Backgrid.StringCell.prototype.initialize.apply(this, arguments);
+
+ // Listen to the dependent fields in the model for any change
+ var deps = this.column.get('deps');
+ var self = this;
+
+ if (deps && _.isArray(deps)) {
+ _.each(deps, function(d) {
+ attrArr = d.split('.');
+ name = attrArr.shift();
+ self.listenTo(self.model, "change:" + name, self.render_deps);
+ });
+ }
+ },
+ remove: function() {
+ // Remove the events for the dependent fields in the model
+ var self = this,
+ deps = self.column.get('deps');
+
+ if (deps && _.isArray(deps)) {
+ _.each(deps, function(d) {
+ attrArr = d.split('.');
+ name = attrArr.shift();
+ self.stopListening(self.model, "change:" + name, self.render_deps);
+ });
+ }
+ Backbone.View.prototype.remove.apply(self, arguments);
+ }
+ });
+
return Backgrid;
}));
--
Sent via pgadmin-hackers mailing list ([email protected])
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgadmin-hackers
