napari.utils.events

Classes

EmitterGroup	EmitterGroup instances manage a set of related EventEmitters.
Event	Class describing events that occur and can be reacted to with callbacks.
EventEmitter	Encapsulates a list of event callbacks.
EventedDict	Mutable dictionary that emits events when altered.
EventedDictNamespace	An evented dict that also exposes its elements as a simple namespace.
EventedList	Mutable Sequence that emits events when altered.
EventedModel	A Model subclass that emits an event whenever a field value is changed.
EventedSet	An unordered collection of unique elements.
NestableEventedList	Nestable Mutable Sequence that emits recursive events when altered.
RenamedEmitter	Warning emitter to be used when an attribute was renamed or moved to a composition object.
SelectableEventedList	List model that also supports selection.
Selection	A model of selected items, with active and current item.
SupportsEvents
TypedMutableSequence	List mixin that enforces item type, and enables custom indexing.
WarningEmitter	EventEmitter subclass used to allow deprecated events to be used with a warning message.

Functions

napari.utils.events.disconnect_events(emitter: EmitterGroup, listener: object) → None

Disconnect all events between an emitter group and a listener.

Parameters:

• emitter (napari.utils.events.event.EmitterGroup) – Emitter group.

• listener (Object) – Any object that has been connected to.

napari.utils.events.set_event_tracing_enabled(enabled=True, cfg=None)