Use the tools to build and test the user interface of your application. Also, use tools like Show Connections, Hide Connections, and Toggle Gridto manage the visual appearance of your parts and accurately place parts.
You can use these tools from the tool bar, which is just below the menu bar
on the Composition Editor. These tools are also available from the
Tools menu on the Composition Editor. Some of the tools are
available from the pop-up menus of parts that have been placed on the
free-form surface.