<?xml version="1.0" encoding="utf-8" ?> <selector xmlns:android="http://schemas.android.com/apk/res/android"> <item android:state_enabled="false" android:drawable="@drawable/bg_icon_gray" /> <item android:state_pressed="true" android:drawable="@drawable/bg_icon_press" /> <item android:state_selected="false" android:drawable="@drawable/bg_icon_n" /> <item android:state_selected="true" android:drawable="@drawable/bg_icon_press" /> </selector>原文链接：https://www.f2er.com/xml/299518.html
