on abstract method
Register a handler
for events of given types
on selected elements.
-
- If
selector
is provided, only the descendant elements matched by the
- If
- selector will trigger the event. If omitted or null, the event will always
- be triggered.
-
- If data is provided, you can retrieve it in
event.data
in the handler.
- If data is provided, you can retrieve it in
Implementation
void on(String types, QueryEventListener handler, {String? selector});