android TabActivity用法

package com.example.testtab2;

import android.os.Bundle;
import android.app.Activity;
import android.app.TabActivity;
import android.content.Intent;
import android.view.LayoutInflater;
import android.view.Menu;
import android.widget.TabHost;

public class MainActivity extends TabActivity {

@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
//setContentView(R.layout.activity_main);

TabHost th=getTabHost();

LayoutInflater.from(this).inflate(R.layout.activity_main,th.getTabContentView(),true);
th.addTab(th.newTabSpec("all").setIndicator("aaaaa").setContent(new Intent(this,page1.class)));
th.addTab(th.newTabSpec("ok").setIndicator("bbbbb").setContent(new Intent(this,page2.class)));
//th.addTab(th.newTabSpec("cancel").setIndicator("ccccc").setContent(R.id.TextView03));

}

@Override
public boolean onCreateOptionsMenu(Menu menu)
{
// Inflate the menu; this adds items to the action bar if it is
// present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

}

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >

<TabHost
android:id="@+id/TabHost01"
android:layout_width="wrap_content"
android:layout_height="wrap_content">

</TabHost>

</FrameLayout>

package com.example.testtab2;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class page1 extends Activity {

Button bt;

@Override
protected void onCreate(Bundle savedInstanceState)
{
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.page1);

bt= (Button)findViewById(R.id.button1);
bt.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View v)
{
// TODO Auto-generated method stub
System.out.println("click page1 button1");
}
});
}

}

<?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:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="tab test Large Text"
android:textAppearance="?android:attr/textAppearanceLarge" />

<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Button" />

</LinearLayout>

package com.example.testtab2;

import android.app.Activity;
import android.os.Bundle;

public class page2 extends Activity{
@Override
protected void onCreate(Bundle savedInstanceState)
{
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.page2);
}

}

<?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:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="page2 test Large Text"
android:textAppearance="?android:attr/textAppearanceLarge" />

</LinearLayout>