Sets the default attributes to use for text that is not in a script block.
The default source text attributes.
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
The method succeeded.
Unless the default attributes are changed by this method, the default attributes for text outside a script block is SOURCETEXT_ATTR_NONSOURCE. The user interface can use this information to mark text outside script blocks as read-only.