# Type Selection

This dialog is displayed whenever the BPEL Designer requires you to select a message, message part, XML Schema type or XML element. Refer to the figure below for an explanation of each of the components of this dialog:

Type selection

1. Type Name: Used to limit the items displayed in the Matches (4) list. Only items that begin with the text in this filter will be displayed.
2. Show XSD Types: Can be used to limit where the editor will search for XSD files.
3. Filter: Further reduces the number of matches according to types.
4. Matches: Displays the items matching the selected filters. Selecting an item in this list will update the Type Structure (5) tree view.
5. Type Structure: Displays the structure of the item selected in the Matches (4) list. Depending on the type of item requested, you may need to select an item from this tree control as well. The OK button being enabled is an indicated of a selection being required here.
6. Add Schema: If the required XML Schema has not been resolved, you can add it to the process imports by clicking this button.