66443fab_____Add_Edit_Palette_Component__Description
[Item] Class [Description] 
Click this radio-button to add a component from a class library. You can enter a fully qualified class name in the text field, or click the ellipsis button, and select the desired class from the libraries, or project. Note that code completion is available in the text field.
IntelliJ IDEA 14.1.0 Help :: Add/Edit Palette Component