android:background="?android:attr/selectableItemBackground" <!--波纹有边界-->
android:background="?android:attr/selectableItemBackgroundBorderless"<!--波纹超出边界-->
<ripple xmlns:android="http://schemas.android.com/apk/res/android"
android:color="?attr/colorControlHighlight">
<item android:id="@id/mask">
<color android:color="@color/white" />
</item>
</ripple>
<?xml version="1.0" encoding="utf-8"?>
<ripple
xmlns:android="http://schemas.android.com/apk/res/android"
android:color="#333"
android:radius="40dp">
<item>
<!-- 这个Item中是要显示的drawable资源-->
</item>
</ripple>
<?xml version="1.0" encoding="utf-8"?>
<ripple
xmlns:android="http://schemas.android.com/apk/res/android"
android:color="#333"
android:radius="20dp">
</ripple>
<?xml version="1.0" encoding="utf-8"?>
<AbsoluteLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<FrameLayout
android:layout_width="200dp"
android:layout_height="200dp"
android:background="@drawable/my_ripple"
android:clickable="true"
android:focusable="true"
android:elevation="10dp"
android:outlineProvider="bounds">
</FrameLayout>
</AbsoluteLayout>