listView点击事件

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package com.example.listview_2;import java.util.ArrayList;import android.app.Activity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ArrayAdapter;import android.widget.ListView;import android.widget.Toast;public class MainActivity extends Activity {private ListView listView;private ArrayList<String> list = new ArrayList<String>();@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);listView = (ListView) findViewById(R.id.listView1);list.add("a");list.add("b");list.add("c");list.add("d");ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, list);listView.setAdapter(adapter);listView.setOnItemClickListener(new OnItemClickListener() {@Overridepublic void onItemClick(AdapterView<?> parent, View view,int position, long id) {// TODO 自动生成的方法存根if (list.get(position).equals("a")) {Toast.makeText(MainActivity.this, "a", Toast.LENGTH_SHORT).show();} else if (list.get(position).equals("b")) {Toast.makeText(MainActivity.this, "b", Toast.LENGTH_SHORT).show();} else if (list.get(position).equals("c")) {Toast.makeText(MainActivity.this, "c", Toast.LENGTH_SHORT).show();} else if (list.get(position).equals("d")) {Toast.makeText(MainActivity.this, "d", Toast.LENGTH_SHORT).show();}}});}// /onCreate}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <ListView        android:id="@+id/listView1"        android:layout_width="match_parent"        android:layout_height="wrap_content" >    </ListView></LinearLayout>

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