66443fab_____Add_Edit_Palette_Component__Description
[Item] Can have attached label [Description] 
If this option is checked, the component of this type appears in the labelFor field of a JLabel component in the Inspector. It is important to note that Can have attached label option affects all components of this type on a GUI form. For example, if you check this option for JButton and JCheckBox Palette components, all instances of these components (already existing and newly added) appear in the labelFor field:
IntelliJ IDEA 14.1.0 Help :: Add/Edit Palette Component