topic update LayerManager after one layer checkbox was checked in ArcGIS API for Flex Questions https://community.esri.com/t5/arcgis-api-for-flex-questions/update-layermanager-after-one-layer-checkbox-was/m-p/305988#M7253 <HTML><HEAD></HEAD><BODY><SPAN>Hello,</SPAN><BR /><BR /><SPAN>Can I do something with LayerManager? If user turn on one layer, I want the application turn off another layer in the LayerManager.</SPAN><BR /><BR /><SPAN>What event should the application listen to when user turn on a layer? I tried add code in MapManager.mxml, but that does not work for me.&nbsp;&nbsp;&nbsp; SiteContainer.addEventListener(AppEvent.LAYER_VISIBILITY_CHANGED, myFunction);</SPAN><BR /><BR /><SPAN>I think I can also do something at TocItemRender.as at onCheckBoxClick. But I don't know how can I get a list of hte TocItem array. Can anyone help me?</SPAN><BR /><BR /><SPAN>Thank you very much!</SPAN><BR /><BR /><SPAN>Cindy</SPAN></BODY></HTML> Mon, 22 Nov 2010 19:50:39 GMT CindyLu 2010-11-22T19:50:39Z update LayerManager after one layer checkbox was checked https://community.esri.com/t5/arcgis-api-for-flex-questions/update-layermanager-after-one-layer-checkbox-was/m-p/305988#M7253 <HTML><HEAD></HEAD><BODY><SPAN>Hello,</SPAN><BR /><BR /><SPAN>Can I do something with LayerManager? If user turn on one layer, I want the application turn off another layer in the LayerManager.</SPAN><BR /><BR /><SPAN>What event should the application listen to when user turn on a layer? I tried add code in MapManager.mxml, but that does not work for me.&nbsp;&nbsp;&nbsp; SiteContainer.addEventListener(AppEvent.LAYER_VISIBILITY_CHANGED, myFunction);</SPAN><BR /><BR /><SPAN>I think I can also do something at TocItemRender.as at onCheckBoxClick. But I don't know how can I get a list of hte TocItem array. Can anyone help me?</SPAN><BR /><BR /><SPAN>Thank you very much!</SPAN><BR /><BR /><SPAN>Cindy</SPAN></BODY></HTML> Mon, 22 Nov 2010 19:50:39 GMT https://community.esri.com/t5/arcgis-api-for-flex-questions/update-layermanager-after-one-layer-checkbox-was/m-p/305988#M7253 CindyLu 2010-11-22T19:50:39Z