ListView的使用2① ListView 在XML 文件中声明② ListView 在java 文件中获得③ 声明和定义、初始化一个ArrayList④ 声明和定义、初始化一个SimpleAdepter⑤ LixtView 设置适配器⑥ 为ListView 设置选项事件监听器<ListView android:id="@+id/list"android:layout_width="fill_parent"android:layout_height="wrap_content"/>listview = (ListView) findViewById(R.id.list)；//从list.xml 中获得ListView 对象listprivate ArrayList<Map<String, Object>> arrayList;arrayList= new ArrayList<Map<String, Object>>();Map<String, Object> map;map= new HashMap<String, Object>();map.put("System", "Linux");map.put("Ability", "Cool");arrayList.add(item);SimpleAdapter adapter;adapter= new SimpleAdapter(this, coll,android.R.layout.simple_list_item_1,new String[] { "System" }, new int[] { android.R.id.text1 });listview.setAdapter(adapter);//设置适配器listview.setOnItemClickListener(listener);OnItemClickListener listener = new OnItemClickListener() {public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {textview.setTextColor(Color.YELLOW);textview.setText(coll.get(arg2).get("prod_type").toString());}};//事件处理接口实现
