//AutoCompleteTextView自動提示示例 public class MainActivity extends Activity { private AutoCompleteTextView autoTextView; private ArrayAdapter<String> adapter;//數組適配器是最簡單的適配器 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); autoTextView = (AutoCompleteTextView) this .findViewById(R.id.autoTextView); // citys_weather.xml放在res/xml文件夾中的xml文件,若是是.txt的話實在res/raw XmlPullParser parser = getResources().getXml(R.xml.citys_weather); List<String> list = parserXML(parser);// 解析後返回的list adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, list); autoTextView.setAdapter(adapter);// 記得自動文本要綁定適配器 } private List<String> parserXML(XmlPullParser parser) { List<String> list = new ArrayList<String>(); try { int event = parser.getEventType(); while (event != XmlPullParser.END_DOCUMENT) { switch (event) { case XmlPullParser.START_DOCUMENT: break; case XmlPullParser.START_TAG: // 將<d >北京</d>城市加入集合 if ("d".equals(parser.getName())) { list.add(parser.nextText()); } break; default: break; } event = parser.next(); } } catch (XmlPullParserException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } return list; } } //佈局文件 <!-- android:completionThreshold="1"設置只輸入一個字就有提示 --> <AutoCompleteTextView android:id="@+id/autoTextView" android:layout_width="match_parent" android:layout_height="wrap_content" android:hint="請輸入城市名" android:completionThreshold="1" /> //解析文件citys_weather.xml <citylist> <p p_id = "01"> <pn>北京</pn> <c c_id="0101"><cn>北京</cn> <d d_id="101010100">北京</d> <d d_id="101010200">海淀</d> <d d_id="101010300">朝陽</d> <d d_id="101010400">順義</d> <d d_id="101010500">懷柔</d> <d d_id="101010600">通州</d> <d d_id="101010700">昌平</d> <d d_id="101010800">延慶</d> <d d_id="101010900">豐臺</d> <d d_id="101011000">石景山</d> <d d_id="101011100">大興</d> <d d_id="101011200">房山</d> <d d_id="101011300">密雲</d> <d d_id="101011400">門頭溝</d> <d d_id="101011500">平谷</d> </c> </p> <p p_id = "02"> <pn>上海</pn> <c c_id="0201"><cn>上海</cn> <d d_id="101020100">上海</d> <d d_id="101020200">閔行</d> <d d_id="101020300">寶山</d> <d d_id="101020500">嘉定</d> <d d_id="101020600">浦東南匯</d> <d d_id="101020700">金山</d> <d d_id="101020800">青浦</d> <d d_id="101020900">松江</d> <d d_id="101021000">奉賢</d> <d d_id="101021100">崇明</d> <d d_id="101021200">徐家彙</d> <d d_id="101021300">浦東</d> </c> </p> </citylist>