//给CommonButton移除所有离开回调
 public static void ComButtonClearExit(this CommonButton button)
 {
     button.ExitRemoveAllListeners();
 }
 //给CommonButton添加按下回调
 public static void ComButtonAddDown(this CommonButton button, UnityAction action)
 {
     button.DownAddListener(action);
 }
 //给CommonButton添加离开回调
 public static void ComButtonAddExit(this CommonButton button, UnityAction action)
 {
     button.ExitAddListener(action);
 }
 //给CommonButton移除所有点击回调
 public static void ComButtonClearClick(this CommonButton button)
 {
     button.ClickRemoveAllListeners();
 }
 //给CommonButton添加点击回调
 public static void ComButtonAddClick(this CommonButton button, UnityAction action)
 {
     button.ClickAddListener(action);
 }
 //给CommonButton移除所有抬起回调
 public static void ComButtonClearUp(this CommonButton button)
 {
     button.UpRemoveAllListeners();
 }
 //给CommonButton移除所有按下回调
 public static void ComButtonClearDown(this CommonButton button)
 {
     button.DownRemoveAllListeners();
 }