listenKey method
Listen for a specific key
events.
listener
The listener callback.
Implementation
State listenKey(String key, StateKeyListener listener) {
_registerKeyListener(key, listener);
return this;
}
Listen for a specific key
events.
listener
The listener callback.
State listenKey(String key, StateKeyListener listener) {
_registerKeyListener(key, listener);
return this;
}