在下方的tab页

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="fill_parent">
    <TabHost android:id="@+id/edit_item_tab_host"
        android:layout_width="fill_parent" android:layout_height="fill_parent">
        <LinearLayout android:orientation="vertical"
            android:layout_width="fill_parent" android:layout_height="fill_parent"
            android:padding="5dp">
            <FrameLayout android:id="@android:id/tabcontent"
                android:layout_width="fill_parent" android:layout_height="wrap_content"
                android:padding="5dp" android:layout_weight="1" />
            <TabWidget android:id="@android:id/tabs"
                android:layout_width="fill_parent" android:layout_height="wrap_content"
                android:layout_weight="0" />
        </LinearLayout>
    </TabHost>
</LinearLayout>

源代码

package net.wangliping.test;
import android.app.ActivityGroup;
import android.content.Intent;
import android.os.Bundle;
import android.widget.TabHost;
import android.widget.TabHost.TabSpec;

public class TestTab extends ActivityGroup {
    public static TabHost tab_host;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.bottomtab);

        tab_host = (TabHost) findViewById(R.id.edit_item_tab_host);
        tab_host.setup(this.getLocalActivityManager());

        TabSpec ts1 = tab_host.newTabSpec("TAB_WEATHER"); 
        ts1.setIndicator("Weather"); 
        ts1.setContent(new Intent(this, Weather.class)); 
        tab_host.addTab(ts1);

        TabSpec ts2 = tab_host.newTabSpec("TAB_MAIL"); 
        ts2.setIndicator("Mail"); 
        ts2.setContent(new Intent(this, MailSend.class)); 
        tab_host.addTab(ts2);

        TabSpec ts3 = tab_host.newTabSpec("TAB_JUMP"); 
        ts3.setIndicator("Jump"); 
        ts3.setContent(new Intent(this, TabJump.class)); 
        tab_host.addTab(ts3);

        tab_host.setCurrentTab(0);
    }
}