<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="带边框的文本"
android:textSize="24pt"
android:background="@drawable/bg_border"/>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="圆角边框"
android:textSize="24pt"
android:background="@drawable/bg_border2"/>
</LinearLayout>
2、自定义背景bg_border<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<!--设置背景为透明色-->
<solid android:color="#0000"/>
<stroke android:width="4px"
android:color="#f00"/>
</shape>
自定义背景bg_border2
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<!--圆角矩形的四个圆角-->
<corners android:topLeftRadius="20px"
android:topRightRadius="5px"
android:bottomRightRadius="20px"
android:bottomLeftRadius="5px"/>
<!--指定边框的宽度和颜色-->
<stroke android:width="4px" android:color="#f0f"/>
<!--指定使用渐变背景色,使用sweep类型渐变,颜色从红色-》绿色-》蓝色-->
<gradient android:startColor="#f00"
android:centerColor="#0f0"
android:endColor="#00f"
android:type="sweep"/>
</shape>
3、加载显示的Activitypublic class MainActivity extends Activity
{
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.layout_circle);
}
}