Tracks if the control state values are confirmed
Tracks the most recent elicitation action.
Note: this isn't cleared immediate after user provides a value as the value maybe be invalid and has to be re-elicited. Use state.lastInitiative to test if the most recent turn was a direct elicitation.
Tracks the last initiative act from the control
The previous value.
Index of the page of items most recently spoken.
The list of values as [ (id1, erMatch), (id2, erMatch) ]
State tracked by a ListControl.