自定义ListView item的例子[通俗易懂]

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public class TestListView extends Activity {<br /> @Override<br /> public void onCreate(Bundle savedInstanceState) {<br /> super.onCreate(savedInstanceState);<br /> setContentView(R.layout.main);<br /> // 绑定Layout里面的ListView<br /> ListView list = (ListView) findViewById(R.id.ListView01);</p> <p> // 生成动态数组，加入数据<br /> ArrayList<HashMap<String, Object>> listItem<br /> = new ArrayList<HashMap<String, Object>>();<br /> for(int i=0;i<10;i++)<br /> {<br /> HashMap<String, Object> map = new HashMap<String, Object>();<br /> if (0 == i%2) {<br /> map.put(“ItemButton”, “ON”);<br /> } else {<br /> map.put(“ItemButton”, “OFF”);<br /> }<br /> map.put(“ItemTitle”, “Level “+i);<br /> map.put(“ItemText”, “Finished in 1 Min 54 Secs, 70 Moves! “);<br /> listItem.add(map);<br /> }<br /> // 生成适配器的Item和动态数组对应的元素<br /> SimpleAdapter listItemAdapter = new SimpleAdapter(this,listItem,// 数据源<br /> R.layout.list_items,//ListItem的XML实现<br /> // 动态数组与ImageItem对应的子项<br /> new String[] {“ItemButton”,”ItemTitle”, “ItemText”},<br /> // list_items的XML文件里面的一个Button,两个TextView ID<br /> new int[] {R.id.ItemButton,R.id.ItemTitle,R.id.ItemText}<br /> );</p> <p> // 添加并且显示<br /> list.setAdapter(listItemAdapter);</p> <p> // 添加点击<br /> list.setOnItemClickListener(new OnItemClickListener() {</p> <p> @Override<br /> public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,<br /> long arg3) {<br /> setTitle(“点击第”+arg2+”个项目”);</p> <p> Button btn = (Button)arg1.findViewById(R.id.ItemButton);</p> <p> if (btn.getText().equals(“ON”))<br /> {<br /> setTitle(“Button is ON”);<br /> } else {<br /> Toast.makeText(getApplicationContext(), “Button is OFF!”, Toast.LENGTH_SHORT).show();<br /> }<br /> }<br /> });</p> <p> // 添加长按点击<br /> list.setOnCreateContextMenuListener(new OnCreateContextMenuListener() {</p> <p> @Override<br /> public void onCreateContextMenu(ContextMenu menu, View v,<br /> ContextMenuInfo menuInfo) {<br /> menu.setHeaderTitle(“长按菜单-ContextMenu”);<br /> menu.add(0, 0, 0, “弹出长按菜单0”);<br /> menu.add(0, 1, 0, “弹出长按菜单1”);<br /> }<br /> });<br /> }</p> <p> // 长按菜单响应函数<br /> @Override<br /> public boolean onContextItemSelected(MenuItem item) {<br /> setTitle(“点击了长按菜单里面的第”+item.getItemId()+”个项目”);<br /> return super.onContextItemSelected(item);<br /> }<br />}