The User Interface  

Control Elements:

• 

  Show all
  Toggle display of paramters and system elements

  Menu:

  • Show System Elements
    Show system elements only
  • Show Parameters
    Show parameter items only
  • Show All
    Show items of all types
  • Show Constraints
    Show or hide items marked as constraints
  • Show Notes
    Show or expand notes and images
  • Convert To
    • Convert To Parameter
      Marks the selected item as parameter
    • Convert To System Element
      Marks the selected item as system element
    • Convert To Comment
• 

  
  Set Focus
  Sets the focus on the selected item or releases the focus again
• 

  
  Insert
  Insert