activities切换动画

package gogler.myAndroid;

import gogler.myAndroid.R;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class ActivityIntentActivity extends Activity {

 Button bt;
 Intent intent;

 /** Called when the activity is first created. */
 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.main);
  bt = (Button) this.findViewById(R.id.button1);
  bt.setOnClickListener(new OnClickListener() {

   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
    intent = new Intent();
    
    // 添加界面切换效果，注意只有Android的2.0(SdkVersion版本号为5)以后的版本才支持
    int version = Integer.valueOf(android.os.Build.VERSION.SDK);
    if (version >= 5) {
       //overridePendingTransition(android.R.anim.fade_in,android.R.anim.fade_out);
      overridePendingTransition（android.R.anim.slide_in_left,android.R.anim.slide_out_right);
    }

    
    intent.setClass(ActivityIntentActivity.this,
      SecondActivity.class);
    ActivityIntentActivity.this.startActivity(intent);

    
    ActivityIntentActivity.this.finish();
   }

  });
 }
}