View Full Version : problem with combo box selection

7 Oct 2010, 1:44 AM
i have combobox on page loaded through store on focus event, but whenever i select new item fist item get shown as selected even if you select different item, i am not able to find solution on this
here is code

xtype: 'combo',
id: 'CList',
emptyText: 'Select .',
allowBlank: true,
triggerAction: 'all',
typeAheadDelay: 500,
lazyRender: true,
mode: 'local',
loadingText: 'Loading ..Please wait...',
editable: false,
store: {
xtype: 'groupingstore',
autoLoad: false,
reader: new Ext.data.JsonReader({
root: 'data',
fields: [
name: 'ID',
type: 'string'
name: 'Name',
type: 'string'

groupField: 'ID'

valueField: 'ID',
displayField: 'Name',
minChars : 2,
listeners: {
'focus': function()
strAction = 'getClassList';
callids({webservice call });

loading code
Ext.getCmp('CList').store.loadData(response from webservice);

7 Oct 2010, 5:52 AM
Could be caused from using the focus event. try just loading the combo's store a different way

11 Oct 2010, 11:05 PM
dose any body have solution to this problem ?

12 Oct 2010, 1:44 AM
Your server is probably not returning unique ids in the combobox data.