Raised when a correctable message is dispatched through the messagemanager. The message dispatched is enclosed.

Raised when the user has to be guided to a location, matching the data enclosed in the SourceLocationData object in the event args. Observers should interpret the SourceLocationData object's contents to navigate to the proper location in their domain.

Raised when the set of warning ids changed.

Raised when a normal message is dispatched through this messagemanager. The message dispatched is enclosed. Normal messages aren't added to a list of collected messages.