Spinner 设置分隔线和item按下background

    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
        <!-- spinner style -->
        <item name="android:dropDownListViewStyle">@style/xzfSpinnerStyle</item>
    </style>


    <style name="xzfSpinnerStyle" parent="android:Widget.ListView.DropDown">
        <!-- 分隔线颜色 -->
        <item name="android:divider">#00ff00</item>
        <item name="android:dividerHeight">1dp</item>
        <!-- item按下效果 -->
        <item name="android:listSelector">@drawable/selector_bg_text</item>
    </style>