Model Parts, Diagrams, Dictionary Items, and Properties > Properties > Read only (property of tag definition)
  
Read only (property of tag definition)
For automation interface information about the Read Only property (Tag Read Only through the automation interface), see the automation interface topic for a Tag Definition in the Related Links.
This property specifies that when applied to a model item through a Stereotype, the value of a Tag Definition cannot be edited through the Modeler user interface. The value of the Tag Definition can be edited through the automation interface. Some Add-ins make use of read only Tag Definitions.
By default, the Read Only check box is cleared. If you select the Derived check box, Modeler selects the Read Only check box.
This property is set on the Usage tab of a Tag Definition's Property Pages.
For information about extensibility through stereotypes and tag definitions, see Overview of extensibility through profiles, stereotypes, tag definitions and scripts
The following section provides information about the items and diagrams for which Read Only is a property. For more information about an item or diagram, click it.
Is property of
Tag definition