customEvent method
Custom event with params.
The event must have a unique name and can include up to 20
parameters.
eventName
- event name.
params
- event parameters.
If params
is empty - send simple custom event. params
value supports
five types: double
, float
, int
, long
and string
.
Implementation
Future<void> customEvent(String eventName, [Map<String, dynamic>? params]) => methodInvoker(_channel, eventName, params);