<declare-styleable name="AutoFillEmailEditText"> <attr name="AutoFillEmailEditText_domains" format="string"/> //email's domain, split ','(en) and first char must be with '/' <attr name="AutoFillEmailEditText_default_drop_down_key_color" format="color"/>//drop down word color <attr name="AutoFillEmailEditText_default_drop_down_bg" format="reference"/>//drop down bg <attr name="AutoFillEmailEditText_default_drop_down_divider" format="boolean"/>//drop down divider </declare-styleable>

<com.len.library.AutoFillEmailEditText android:id="@+id/et_mail" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginLeft="20dp" android:layout_marginRight="20dp" android:layout_marginTop="10dp" android:drawablePadding="10dp" android:hint="邮箱地址" android:singleLine="true" android:textSize="15sp" app:AutoFillEmailEditText_default_drop_down_divider="true" app:AutoFillEmailEditText_domains="/@qq.com,@gmail.com,@126.com,@163.com" //notice />