ExtJs 4 combobox with checkboxes

Question

I\'m looking for EXTJS4 combobox control which allows selecting multiple items via checkboxes inside.

Actually I need this control http://lovcombo.extjs.eu/ but it is i

Answer 1

1. use this: http://www.sencha.com/forum/showthread.php?134751-Ext.ux.form.field.BoxSelect-Intuitive-Multi-Select-ComboBox

2. or this: http://www.sencha.com/forum/showthread.php?132328-CLOSED-ComboBox-using-Grid-instead-of-BoundList

-- use grid with checkboxselectmodel in combox