我想将PopupMenu添加到我的MenuItem。Menu.xml当我点击MenuItem时，我调用这段代码:@OverridepublicbooleanonOptionsItemSelected(MenuItemitem){intid=item.getItemId();if(id==R.id.filter_action){showPopup(item.getActionView());}returnsuper.onOptionsItemSelected(item);}privatevoidshowPopup(Viewv){PopupMenupopup=newPopupMenu(ge

最近我在使用android.support.v7.view.menu.MenuPopupHelper时遇到了lint错误，它现在被隐藏并限制只能在其库组中使用。确切消息:MenuPopupHelper构造函数只能从同一库组(groupId=com.android.support)中调用摘自MenuPopupHelper.java类:/***Presentsamenuasasmall,simplepopupanchoredtoanotherview.**@hide*/@RestrictTo(LIBRARY_GROUP)publicclassMenuPopupHelperimplement