1 需求

点击图片底部出现灰色圆圈效果

 

 

 

 

 

 

 

 

 

 

2 代码实现

1、num_oval_gray_def.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"android:shape="oval"android:useLevel="false"><solid android:color="#90bbbbbb" /><sizeandroid:width="40dp"android:height="40dp" />
</shape>

2、channel_add_selecto_pressr.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android"><item android:state_pressed="true"android:drawable="@drawable/num_oval_gray_def"/>
</selector>