android的listview item点击详解

package com.wps.android;

import java.util.ArrayList;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class Layouts extends Activity {
    /** Called when the activity is first created. */
    private ListView mylistview;
    private ArrayList<String> list = new ArrayList<String>();
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super .onCreate(savedInstanceState);
        setContentView(R.layout.main);
        mylistview = (ListView)findViewById(R.id.listview);
        list.add( "LinearLayout" );
        list.add( "AbsoluteLayout" );
        list.add( "TableLayout" );
        list.add( "RelativeLayout" );
        list.add( "FrameLayout" );
        ArrayAdapter<String> myArrayAdapter = new ArrayAdapter<String>
                            ( this ,android.R.layout.simple_list_item_1,list);
        mylistview.setAdapter(myArrayAdapter);
        /*mylistview.setOnTouchListener(new OnTouchListener(){

            @Override
            public boolean onTouch(View v, MotionEvent event) {
                // TODO Auto-generated method stub
                if(event.getAction() == MotionEvent.ACTION_DOWN)
                {
                    mylistview.setBackgroundColor(Color.BLUE);
                }
                return false;
            }

        });*/
        mylistview.setOnItemClickListener( new OnItemClickListener(){

            @Override
            public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
                    long arg3) {
                // TODO Auto-generated method stub
                if (list.get(arg2).equals( "LinearLayout" ))
                {
                    Intent intent = new Intent( "com.wps.android.LINEARLAYOUT" );
                    startActivity(intent);
                }
                if (list.get(arg2).equals( "AbsoluteLayout" ))
                {
                    Intent intent = new Intent( "com.wps.android.ABSOLUTELAYOUT" );
                    startActivity(intent);
                }
                if (list.get(arg2).equals( "TableLayout" ))
                {
                    Intent intent = new Intent( "com.wps.android.TABLELAYOUT" );
                    startActivity(intent);
                }
                if (list.get(arg2).equals( "RelativeLayout" ))
                {
                    Intent intent = new Intent( "com.wps.android.RELATIVELAYOUT" );
                    startActivity(intent);
                }
                if (list.get(arg2).equals( "FrameLayout" ))
                {
                    Intent intent = new Intent( "com.wps.android.FRAMELAYOUT" );
                    startActivity(intent);
                }
            }

        });
    }
}