android UI控件

View 和View的子类

View的特殊属性 https://developer.android.google.cn/reference/android/widget/TextView.html#attr_android:autoLink

autoLink

all	f	Match all patterns (equivalent to web|email|phone|map).
email	2	Match email addresses.
map	8	Match map addresses.
none	0	Match no patterns (default).
phone	4	Match phone numbers.
web	1	Match Web URLs.

<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:background="@drawable/ic_launcher_foreground"
    android:autoLink="phone"
    />