thread_event library Null safety

Classes

DeleteThreadEvent
MarkNodisturbThreadEvent
MarkTopThreadEvent
MarkUnreadThreadEvent
RefreshHistoryThreadEvent
RefreshThreadEvent
RefreshVisitorThreadAllEvent
RefreshVisitorThreadEvent
RequestAgentEvent
RequestContactThreadEvent
RequestGroupThreadEvent
RequestThreadEvent
ThreadEvent
UnMarkNodisturbThreadEvent
UnMarkTopThreadEvent
UnMarkUnreadThreadEvent
UpdateThreadEvent