thanks. i think i can close the discussion and get back to my work Thanks all who helped me and OpenLayers entire community
On Tue, Dec 13, 2011 at 3:12 PM, Andreas Hocevar <[email protected]>wrote: > On Tue, Dec 13, 2011 at 10:38 AM, Mohammed Rashad < > [email protected]> wrote: > >> i didnt use any strategy my code is below > > > This explains why you don't get these events. What loading are you > expecting to get notified of when you don't have a strategy that loads > anything? > > Both Strategy.Fixed and Strategy.BBOX fire loadstart and loadend events on > their layer. > > Andreas. > > >> >> >> >> function loadStartListener(event) >> { >> >> alert(0); //not reaching here >> } >> >> >> >> vectors = new OpenLayers.Layer.Vector(layername_ );**** >> map.addLayer(vectors);**** >> vectors.events.register("loadstart", '', loadStartListener);**** >> On Tue, Dec 13, 2011 at 2:47 PM, Bart van den Eijnden (OSGIS) < >> [email protected]> wrote: >> >>> And which Strategy are you using? >>> >>> Bart >>> >>> > openlayers trunk version >>> > >>> > On Tue, Dec 13, 2011 at 1:43 PM, Bart van den Eijnden (OSGIS) < >>> > [email protected]> wrote: >>> > >>> >> Since for vector layers strategies retrieve the data, the strategies >>> >> should be responsible for firing loadstart and loadend on the layer. >>> >> >>> >> The Fixed and the BBOX Strategy already do this. >>> >> >>> >> What version of OpenLayers are you using? >>> >> >>> >> Bart >>> >> >>> >> > On Tue, Dec 13, 2011 at 1:21 PM, Dominik Mikiewicz >>> >> > <[email protected]>wrote: >>> >> > >>> >> >> You can easilly extend vector layer class to make it fire events as >>> >> >> needed. >>> >> >> **** >>> >> >> >>> >> >> ** >>> >> >> >>> >> > how to do this? >>> >> > extenting vector layer class to fire events >>> >> > >>> >> > please tell me. I dont have much knowlege in it >>> >> > >>> >> >> ** >>> >> >> >>> >> >> *From:* [email protected] [mailto: >>> >> >> [email protected]] *On Behalf Of *Mohammed >>> >> Rashad >>> >> >> *Sent:* Tuesday, December 13, 2011 6:23 AM >>> >> >> *To:* [email protected] >>> >> >> *Subject:* [OpenLayers-Users] loadstart and loadend event not >>> >> >> triggering** >>> >> >> ** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> All,**** >>> >> >> >>> >> >> openlayers loadstart and loadend event not triggering**** >>> >> >> >>> >> >> I register the event to OpenLayers.Layer.Vector**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> What I am missing??**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> Here is my code**** >>> >> >> >>> >> >> function loadStartListener(event)**** >>> >> >> >>> >> >> {**** >>> >> >> >>> >> >> alert(0); //not reaching here**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> }**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> vectors = new OpenLayers.Layer.Vector(layername_ );**** >>> >> >> >>> >> >> map.addLayer(vectors);**** >>> >> >> >>> >> >> vectors.events.register("loadstart", '', loadStartListener);**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> >> -- **** >>> >> >> >>> >> >> Regards**** >>> >> >> >>> >> >> ** ** >>> >> >> >>> >> > >>> >> > >>> >> > >>> >> > -- >>> >> > Regards, >>> >> > _______________________________________________ >>> >> > Users mailing list >>> >> > [email protected] >>> >> > http://lists.osgeo.org/mailman/listinfo/openlayers-users >>> >> > >>> >> >>> >> >>> >> >>> > >>> > >>> > -- >>> > Regards, >>> > >>> >>> >>> >> >> >> -- >> Regards, >> >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/openlayers-users >> >> > > > -- > Andreas Hocevar > OpenGeo - http://opengeo.org/ > Expert service straight from the developers. > > -- Regards,
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