addListenerToChange static method

void addListenerToChange({
  1. String? key,
  2. required DeviceSizeChangeCallBack callBack,
})

Implementation

static void addListenerToChange( {
  String? key,
  required DeviceSizeChangeCallBack callBack
  } ) {

  //check if
  key ??= UniqueIdTools.getNumberOnly().toString();


   _mapListener[key] = callBack;
}