Fired BEFORE a node in the graph is selected. Listeners can cancel selection (e.g. if navigation is restricted or unsaved changes exist in an inspector).
Set to true in a Before-event listener to prevent the action from completing
Optional
Optional human-readable reason for telemetry, debugging, or UI feedback
Readonly
Fired BEFORE a node in the graph is selected. Listeners can cancel selection (e.g. if navigation is restricted or unsaved changes exist in an inspector).