<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
 android:layout_width="match_parent" 
 android:layout_height="match_parent" 
 android:background="#ffffff" 
 android:orientation="vertical"> 
 <ImageView 
 android:id="@+id/img_result" 
 android:layout_width="100dp" 
 android:layout_height="100dp" 
 android:scaleType="center"/> 
 <Button 
 android:id="@+id/load_fragment2_btn" 
 android:layout_width="fill_parent" 
 android:layout_height="wrap_content" 
 android:text="加载第二个Fragment"/> 
</LinearLayout> 

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
 android:layout_width="match_parent" 
 android:layout_height="match_parent" 
 android:background="#ffffff" 
 android:orientation="vertical"> 
 <TextView 
 android:id="@+id/textview" 
 android:layout_width="wrap_content" 
 android:layout_height="wrap_content" 
 android:text="This is fragment 2" 
 android:textColor="#000000" 
 android:textSize="25sp" /> 
 <ImageView 
 android:id="@+id/img1" 
 android:layout_width="100dip" 
 android:layout_height="100dp" 
 android:scaleType="center" 
 android:src="@drawable/animal1"/> 
 <ImageView 
 android:id="@+id/img2" 
 android:layout_width="100dip" 
 android:layout_height="100dp" 
 android:scaleType="center" 
 android:src="@drawable/animal2"/> 
 <ImageView 
 android:id="@+id/img3" 
 android:layout_width="100dip" 
 android:layout_height="100dp" 
 android:scaleType="center" 
 android:src="@drawable/animal3"/> 
 <ImageView 
 android:id="@+id/img4" 
 android:layout_width="100dip" 
 android:layout_height="100dp" 
 android:scaleType="center" 
 android:src="@drawable/animal4"/> 
</LinearLayout> 

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
 xmlns:tools="http://schemas.android.com/tools" 
 android:id="@+id/main_layout" 
 android:layout_width="match_parent" 
 android:layout_height="match_parent" 
 tools:context=".MainActivity"> 
 <TextView 
 android:text="@string/hello_world" 
 android:layout_width="wrap_content" 
 android:layout_height="wrap_content" /> 
</RelativeLayout> 

public class MainActivity extends Activity { 
 @Override 
 protected void onCreate(Bundle savedInstanceState) { 
 super.onCreate(savedInstanceState); 
 setContentView(R.layout.activity_main); 
 Fragment1 fragment1 = new Fragment1(); 
 getFragmentManager().beginTransaction().replace(R.id.main_layout, fragment1).commit(); 
 } 
} 

public class Fragment1 extends Fragment { 
 @Override 
 public View onCreateView(LayoutInflater inflater, ViewGroup container, 
    Bundle savedInstanceState) { 
 View view = inflater.inflate(R.layout.fragment1, container, false); 
 Button btn = (Button)view.findViewById(R.id.load_fragment2_btn); 
 btn.setOnClickListener(new View.OnClickListener(){ 
  @Override 
  public void onClick(final View view) { 
  Fragment2 fragment2 = new Fragment2(); 
  FragmentTransaction transaction = getFragmentManager().beginTransaction(); 
  transaction.add(R.id.main_layout, fragment2); 
  transaction.addToBackStack(null); 
  transaction.commit(); 
  } 
 }); 
 return view; 
 } 
} 

public class Fragment2 extends Fragment implements View.OnClickListener { 
 @Override 
 public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 
 View view = inflater.inflate(R.layout.fragment2, container, false); 
 return view; 
 } 
} 

public static Fragment2 newInstance(String text) { 
 Fragment2 fragment = new Fragment2(); 
 Bundle args = new Bundle(); 
 args.putString("param", text); 
 fragment.setArguments(args); 
 return fragment; 
} 

public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 
 View view = inflater.inflate(R.layout.fragment2, container, false); 
 if (getArguments() != null) { 
 String mParam1 = getArguments().getString("param"); 
 TextView tv = (TextView)view.findViewById(R.id.textview); 
 tv.setText(mParam1); 
 } 
 return view; 
} 

public class Fragment1 extends Fragment { 
 @Override 
 public View onCreateView(LayoutInflater inflater, ViewGroup container, 
    Bundle savedInstanceState) { 
 View view = inflater.inflate(R.layout.fragment1, container, false); 
 Button btn = (Button)view.findViewById(R.id.load_fragment2_btn); 
 btn.setOnClickListener(new View.OnClickListener(){ 
  @Override 
  public void onClick(final View view) { 
  Fragment2 fragment2 = Fragment2.newInstance("从Fragment1传来的参数"); 
  FragmentTransaction transaction = getFragmentManager().beginTransaction(); 
  transaction.add(R.id.main_layout, fragment2); 
  transaction.addToBackStack(null); 
  transaction.commit(); 
  } 
 }); 
 return view; 
 } 
}