public bool RemoveFocusChangedListener(FocusChangedCallback callback, object userData) { FocusChangedListener item = new FocusChangedListener(); item.SetCallback(callback); item.SetUserData(userData); return(this.m_focusChangedListeners.Remove(item)); }
public bool AddFocusChangedListener(FocusChangedCallback callback, object userData) { FocusChangedListener item = new FocusChangedListener(); item.SetCallback(callback); item.SetUserData(userData); if (this.m_focusChangedListeners.Contains(item)) { return(false); } this.m_focusChangedListeners.Add(item); return(true); }