Android Open Source - android-tab-fragments Main Activity

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License

The source code is released under:
MIT License
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Java Source Code

package com.example.mytabapp;
/*from  ww  w . j ava  2 s  .c o  m*/
import android.app.ActionBar.Tab;
import android.app.Activity;
import android.app.ActionBar;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.TextView;
import android.os.Build;

public class MainActivity extends Activity {

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    /*
    if (savedInstanceState == null) {
      getFragmentManager().beginTransaction()
          .add(R.id.container, new FragmentA()).commit();
    }
    */
    // Fragment
    Fragment fragmentA = new FragmentA();
    Fragment fragmentB = new FragmentB();
    getFragmentManager().beginTransaction()
      .add(R.id.container, fragmentA).hide(fragmentA)
      .add(R.id.container, fragmentB).hide(fragmentB)
      .commit();
    
    // ?????
    getActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    
    // ??
    Tab tabA = getActionBar().newTab().setText("Tab1").setTabListener(new MyTabListener(fragmentA));
    getActionBar().addTab(tabA);
    Tab tabB = getActionBar().newTab().setText("Tab2").setTabListener(new MyTabListener(fragmentB));
    getActionBar().addTab(tabB);
  }
  

  // ????
  public class MyTabListener implements ActionBar.TabListener{
    private Fragment mFragment;
    public MyTabListener(Fragment fragment){
      mFragment = fragment;
    }
    @Override
    public void onTabSelected(Tab tab, FragmentTransaction ft) {
      // ft.add(R.id.container, mFragment);
      // ft.attach(mFragment);
      ft.show(mFragment);
    }
    @Override
    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
      // ft.remove(mFragment);
      // ft.detach(mFragment);
      ft.hide(mFragment);
    }
    @Override
    public void onTabReselected(Tab tab, FragmentTransaction ft) {
    }
  }

  // ?????
  public static class FragmentA extends Fragment {
    private int mCount = 0;
    private TextView mTextView;

    public FragmentA() {
    }
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
        Bundle savedInstanceState) {
      View rootView = inflater.inflate(R.layout.fragment_a, container, false);
      return rootView;
    }
    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
      super.onViewCreated(view, savedInstanceState);
      mTextView = (TextView)view.findViewById(R.id.textView1);
      mTextView.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View v) {
          mCount++;
          mTextView.setText("A" + mCount);
        }
      });
    }
    
    @Override
    public void onSaveInstanceState(Bundle outState) {
      // TODO Auto-generated method stub
      super.onSaveInstanceState(outState);
      Log.i("test", "A save");
    }
    
    @Override
    public void onViewStateRestored(Bundle savedInstanceState) {
      // TODO Auto-generated method stub
      super.onViewStateRestored(savedInstanceState);
      Log.i("test", "A restore");
    }
    
    
  }
  
  // ?????
  public static class FragmentB extends Fragment {
    private int mCount = 0;
    private TextView mTextView;
    
    public FragmentB() {
    }
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
        Bundle savedInstanceState) {
      View rootView = inflater.inflate(R.layout.fragment_b, container, false);
      return rootView;
    }
    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
      super.onViewCreated(view, savedInstanceState);
      mTextView = (TextView)view.findViewById(R.id.textView1);
      mTextView.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View v) {
          mCount++;
          mTextView.setText("B" + mCount);
        }
      });
    }
    
  }
  
}
Java Source Code List

com.example.mytabapp.MainActivity.java