<?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Activity @H_403_8@public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.layout_circle); } }