removeGroupChangeListener method Null safety

void removeGroupChangeListener(
  1. EMGroupEventListener listener
)

Removes a group event listener.

This method removes a group event listener registered with {@link #addGroupChangeListener(EMGroupEventListener)}.

Param listener The group event listener to be removed.

Implementation

void removeGroupChangeListener(EMGroupEventListener listener) {
  if (_groupChangeListeners.contains(listener)) {
    _groupChangeListeners.remove(listener);
  }
}