The Type Selection Mode turns on the automatic port and part type selection. When the function is turned on: If a part does not have a specified type, then on a nested port creation, a new type for the part will be created. A type for the new port will be created too. If a part is without name, type the name on the part shape on the diagram and the type will be created automatically. The typed name will be the name of the part type (note, that part will be without name). To turn on the Type Selection Mode On the Composite Structure, Class, Component, or Package diagrams palette, click . The Type Selection Mode works separately for each project. You can save the time spent looking for elements in the type selection list by using package imports.
You can set the Interface Block as a type of Proxy Port by dragging Interface Block onto Connector. Learn how to connect parts through interface >>