Drawable Resources Inset Drawable – Ảnh trong ảnh

Cú pháp:

<!-- language: lang-xml -->
<inset xmlns:android="http://schemas.android.com/apk/res/android"
android:drawable="@drawable/drawable_resource"
android:insetTop="dimension"
android:insetRight="dimension" 
android:insetBottom="dimension" 
android:insetLeft="dimension" />

---

Nguồn: http://developer.android.com/guide/topics/resources/drawable-resource.html#Inset