android tab上展示数字（转）

好多人问怎么实现tab上有数字，其实很简单实现方法有很多，这里有布局实现吧，只是demo，希望大家明白原理res/drawable/shapecount.xml

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Java代码??

1. <?xml?version="1.0"?encoding="utf-8"?>??
2. <shape??
3. ????xmlns:android="http://schemas.android.com/apk/res/android"??
4. ????android:shape="rectangle">??
5. ??<corners?android:radius="20dp"??/>??????
6. ??<solid?android:color="#ff2233"?/>??
7. </shape>??

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Java代码??

1. res/layout/tabicon.xml??
2. ??
3. <RelativeLayout??
4. ????android:orientation="vertical"??
5. ????android:background="@null"??
6. ????android:id="@+id/rlayout"??
7. ????android:layout_width="wrap_content"??
8. ????android:layout_height="wrap_content"?>??
9. ????<ImageView???
10. ????????????android:id="@+id/icon"??
11. ????????????android:src="@android:drawable/ic_menu_mylocation"?<!--?Just?for?test?-->??
12. ????????????android:layout_margin="0dp"??
13. ????????????android:layout_height="wrap_content"???
14. ????????????android:layout_width="wrap_content"/>??
15. ??
16. ????<TextView?android:layout_width="wrap_content"?android:layout_height="wrap_content"??
17. ????????android:text="50"?android:textSize="12dp"?android:textStyle="bold"????
18. ????????android:background="@drawable/shapecount"??
19. ????????android:textColor="#FFFFFF"??
20. ????????android:paddingLeft="3dp"?android:paddingRight="3dp"??
21. ????????????android:layout_margin="0dp"??
22. ????????android:layout_alignBottom="@+id/rlayout"??
23. ????????android:id="@+id/txtCount"?/>??
24. ??
25. </RelativeLayout> ?

 View view = inflater.inflate(R.layout.tabicon, null);final TextView txtCount = (TextView) view.findViewById(R.id.txtCount);spec = tabHost.newTabSpec("artists").setIndicator(view).setContent(intent);