Share a very good news client (based on Baidu data)

Source code introduction: Based on Baidu data, a very useful news client.

Source code effect:

Source code snippet:

 package com.linpeng.baidunewssearch; 
  
 import java.lang.reflect.Method; 
  
 import com.linpeng.baidunewssearch.R;
 import com.linpeng.fragment.FragmentNews;
 import com.linpeng.fragment.FragmentPhoto;
 import com.linpeng.fragment.FragmentPostbar;
 import com.linpeng.fragment.FragmentQuestion; 
  
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.Window;
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Intent;
 import android.os.Bundle; 
   
  
 public   class MainActivity extends Activity { 
  
 private Fragment[] fragments = new Fragment[ 4 ]; 
  
 @Override  
 protected   void onCreate(Bundle savedInstanceState) {
 super .onCreate(savedInstanceState);
        setContentView(R.layout.activity_main); 
   
        fragments[ 0 ] = new FragmentNews();
        fragments[ 1 ] = new FragmentPostbar();
        fragments[ 2 ] = new FragmentQuestion();
        fragments[ 3 ] = new FragmentPhoto();
        getFragmentManager().beginTransaction().add(R.id.main_fragment,fragments[ 1 ])
        .add(R.id.main_fragment,fragments[ 2 ]).add(R.id.main_fragment,fragments[ 3 ]).add(R.id.main_fragment,fragments[ 0 ]).commit();
 newsClick( null );
 } 
  
 public   void newsClick(View view){
        getFragmentManager().beginTransaction().hide(fragments[ 1 ])
        .hide(fragments[ 2 ]).hide(fragments[ 3 ]).show(fragments[ 0 ]).commit(); 
      
        getActionBar().setTitle( "News" );
 } 
      
 public   void postbarClick(View view){
        getFragmentManager().beginTransaction().hide(fragments[ 0 ])
        .hide(fragments[ 2 ]).hide(fragments[ 3 ]).show(fragments[ 1 ]).commit(); 
          
        getActionBar().setTitle( "Tieba" );
 } 
      
 public   void questionClick(View view){
        getFragmentManager().beginTransaction().hide(fragments[ 0 ])
        .hide(fragments[ 1 ]).hide(fragments[ 3 ]).show(fragments[ 2 ]).commit();
        getActionBar().setTitle( "know" );
 } 
      
 public   void photoClick(View view){
        getFragmentManager().beginTransaction().hide(fragments[ 0 ])
        .hide(fragments[ 1 ]).hide(fragments[ 2 ]).show(fragments[ 3 ]).commit();
 getActionBar().setTitle( "Picture" );
 } 
      
 @Override  
 public   boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.menu, menu);
 return   true ;
 }
 @Override  
 public   boolean onMenuItemSelected( int featureId, MenuItem item) {
 switch (item.getItemId()) {
 case R.id.menu_share:
            Intent intent = new Intent(Intent.ACTION_SEND);
            intent.setType( "text/plain" );
 intent.putExtra(Intent.EXTRA_TEXT, "This is a news app that can customize keywords, welcome to try it" );
            startActivity(Intent.createChooser(intent, getTitle()));
 break ; 
  
 default :
 break ;
 }
 return   super .onMenuItemSelected(featureId, item);
 } 
  
 @Override  
 public   boolean onMenuOpened( int featureId, Menu menu) {
 if (featureId == Window.FEATURE_ACTION_BAR && menu != null ) {
 if (menu.getClass().getSimpleName().equals( "MenuBuilder" )) {
 try {
                    Method m = menu.getClass().getDeclaredMethod( "setOptionalIconsVisible" , Boolean.TYPE);
                    m.setAccessible( true );
                    m.invoke(menu, true );
                } catch (Exception e) {
                    e.printStackTrace();
 }
 }
 }
 return   super .onMenuOpened(featureId, menu);
 } 
  
 }