如何自定义溢出菜单的宽度？

Question

我想修改溢出菜单的宽度。 但是我不知道如何访问溢出菜单。

我试图

How can I change popup item width size?

Reduce Menu items width,height and textview size

但是我无法修改宽度。

res / menu / custom_actionbar_item.xml

CREATE TABLE elbat
             (nmuloc varchar(8));

INSERT INTO elbat
            (nmuloc)
            VALUES ('x'),
                   ('y'),
                   ('z');

SELECT coalesce(CASE
                  WHEN row_number() OVER (ORDER BY nmuloc DESC) <> (SELECT count(*)
                                                                           FROM elbat) THEN
                    CASE row_number() OVER (ORDER BY nmuloc DESC)
                      WHEN 1 THEN
                        ' and '
                      ELSE
                        ', '
                    END
                END,
                '') + nmuloc
       FROM elbat
       ORDER BY row_number() OVER (ORDER BY nmuloc ASC)
       FOR XML PATH('');

java / source

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">
   <item
       android:id="@+id/action_search"
       android:title="@string/search"
       app:showAsAction="never"/>

   <item
       android:id="@+id/action_menu"
       android:title="@string/setting"
       app:showAsAction="never"/>
</menu>