content: package com.example.listviewanimationdemo.itemanimation;
  
  import com.example.listviewanimationdemo.R;
  
  import android.content.Context;
  import android.content.Intent;
  import android.os.Bundle;
  import android.support.v4.app.FragmentActivity;
  import android.view.View;
  import android.view.View.OnClickListener;
  
  public class ItemAnimationMainActivity extends FragmentActivity implements
  		OnClickListener {
  
  	public static void actionToItemAnimationMain(Context context) {
  		Intent intent = new Intent(context, ItemAnimationMainActivity.class);
  		context.startActivity(intent);
  	}
  
  	@Override
  	public void onCreate(Bundle bundle) {
  		super.onCreate(bundle);
  		setTitle("item动画主页");
  		setContentView(R.layout.activity_item_animation_main);
  		findViewById(R.id.item_animation_main_1).setOnClickListener(this);
  		findViewById(R.id.item_animation_main_google_card).setOnClickListener(
  				this);
  		findViewById(R.id.item_animation_main_gridview)
  				.setOnClickListener(this);
  	}
  
  	@Override
  	public void onClick(View v) {
  		int id = v.getId();
  		switch (id) {
  		case R.id.item_animation_main_1:
  			ItemAnimationActivity.actionToItemAnimation(this);
  			break;
  		case R.id.item_animation_main_google_card:
  			GoogleCardsActivity.actionToGoogleCard(this);
  			break;
  		case R.id.item_animation_main_gridview:
  			GridViewActivity.actionToGridView(this);
  			break;
  		default:
  			break;
  		}
  	}
  }
  