android RadioGroup结合ActivityGroup

效果：

这样做，等于是自定义了tabhost的tab按钮。

 

部分代码：

xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    >

      <!-- //头部 -->

<include layout="@layout/activity_base_head" />    



     

     <RelativeLayout

     android:id="@id/content"

     android:layout_below="@id/add_title"

     android:layout_width="fill_parent"

     android:layout_height="fill_parent">

     

     <RadioGroup android:background="@android:color/black"

         android:id="@+id/btnsGroup"

        android:orientation="horizontal"

        android:layout_width="fill_parent" android:layout_height="wrap_content"

        android:layout_marginLeft="7dp" android:layout_marginRight="7dp"

        android:layout_marginTop="4dp" android:layout_marginBottom="4dp">

        <!-- baike -->

        <RadioButton android:id="@+id/baike" android:text="百科"

            android:layout_width="wrap_content"

            android:layout_height="40px"

            android:textSize="16sp"

            android:layout_weight="1"

            android:gravity="center_horizontal"

            android:background="@drawable/radio_bg_selector"

            android:button="@null"

             />

        <!-- zhidao -->

        <RadioButton android:id="@+id/zhidao" android:text="知道"

            android:layout_marginLeft="7dp"

            android:layout_width="wrap_content"

            android:layout_height="40px" 

            android:textSize="16sp"

            android:layout_weight="1"

            android:gravity="center_horizontal"

            android:button="@null"

            android:background="@drawable/radio_bg_selector"/>

        <!-- xinwen -->

        <RadioButton android:id="@+id/xinwen" android:text="新闻"

            android:layout_marginLeft="7dp" 

            android:layout_width="wrap_content"

            android:layout_height="40px" 

            android:textSize="16sp"

            android:layout_weight="1"

            android:gravity="center_horizontal"

            android:button="@null"

            android:background="@drawable/radio_bg_selector"

            />

    </RadioGroup>



     </RelativeLayout>

</RelativeLayout>

 

　　　　 groups = (RadioGroup)findViewById(R.id.btnsGroup);

        groups.setOnCheckedChangeListener(new CheckedChangeListener());

        container = (LinearLayout) findViewById(R.id.containerBody);

        

        groups.check(R.id.baike);//选择一个按钮

class CheckedChangeListener implements RadioGroup.OnCheckedChangeListener {

        @Override

        public void onCheckedChanged(RadioGroup group, int checkedId) {

            View rootView=null;

            switch (checkedId) {

            case R.id.baike:

                rootView=getLocalActivityManager().startActivity(

                        "Module3",

                        new Intent(SearchActivity.this, BaikeActivity.class).putExtra(Config.ACTIVITY_KEY_WORD, keyWord)

                                .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))

                        .getDecorView();

                break;

            case R.id.zhidao:

                rootView=getLocalActivityManager().startActivity(

                        "Module2",

                        new Intent(SearchActivity.this, ZhidaoActivity.class).putExtra(Config.ACTIVITY_KEY_WORD, keyWord)

                                .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))

                        .getDecorView();

                break;

            case R.id.xinwen:

                rootView=getLocalActivityManager().startActivity(

                        "Module1",

                        new Intent(SearchActivity.this, NewsActivity.class).putExtra(Config.ACTIVITY_KEY_WORD, keyWord)

                                .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))

                        .getDecorView();

                break;

            default:

                break;

            }

            

            container.removeAllViews();

            container.addView(rootView);

        }

 

radio_bg_selector.xml

<?xml version="1.0" encoding="utf-8"?>

<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:state_checked="true"

          android:drawable="@drawable/radio_checked_bg"/> <!-- pressed -->

    <item android:drawable="@drawable/radio_bg"/> <!-- default -->

</selector>