Gets or sets the input trigger that launched a Select If command. Can either be a handle or command line (i.e. enter press on keypad syntax or @@). Used to determine whether the command line action should be added straight to the selection or if it should be stored in a temporary buffer for use in a subsequent intersection operation associated with a handle. See last lines of:
Namespace: SelectIf
ActionScript.SetProperty(SelectIf.SelectIfTrigger,[value])
http://[ip]:4430/titan/get/2/SelectIf/SelectIfTrigger
POST /titan/set/2/SelectIf/SelectIfTrigger