[ Android ListActivity ] ListActivity範例實作(一)

延伸練習： ListActivity範例實作(二)

1. 建立新專案

2.請按照下列程式實作：

   

package com.example.listviewtest;

import android.os.Bundle;
import android.app.ListActivity;
import android.view.Menu;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

public class MainActivity extends ListActivity {
private String[] mStrings = {
            "南開科技大學", "南投縣電腦公會"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
        setListAdapter(new ArrayAdapter(this,
                android.R.layout.simple_list_item_1, mStrings));
  }

@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
// TODO Auto-generated method stub
super.onListItemClick(l, v, position, id);
Toast.makeText(MainActivity.this, mStrings[position].toString(), Toast.LENGTH_SHORT).show();
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

}

3. 執行結果