android给下拉框设置默认选中值.doc

给下拉框设置默认选中值，定义static final MapSpinner city_spr = (Spinner) findViewById(R.id.Spinner01);ArrayAdapter adapter = new ArrayAdapter(this, android.R.layout.simple_spinner_item, ConstData.city);adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);city_spr.setAdapter(adapter);city_spr.setSelection(ConstData.citymap.get(深圳);定义static final MapSuppressWarnings(serial)public static final Map citymap = new HashMap() put(北京,0);put(上海,1);put(天津,2);put(重庆,3);put(唐山,4);put(石家庄,5);put(大连,6);put(哈尔滨,7);put(海口,8);put(长春,9);put(长沙,10);put(成都,11);put(福州,12);put(广州,13);put(贵阳,14);put(杭州,15);put(合肥,16);put(呼和浩特,17);put(济南,18);put(昆明,19);put(拉萨,20);put(兰州,21);put(南昌,22);put(南京,23);put(南宁,24);put(青岛,25);put(深圳,26);put(沈阳,27);put(太原,28);put(乌鲁木齐,29);put(武汉,30);put(西安,31);put(西宁,32);put(厦门,33);put(徐州,34);put(银川,35);put(郑州,36); ;其他方法方法一public static final Map routes = new HashMap() put(/account, new AccountHandler(); put(/feed, new FeedHandler(); put(/opml, new OpmlHandler();方法二import java.util.*;public class Router public static final Map routes;static Map map = new HashMap(); map.put(/account, new AccountHandler(); map.put(/feed, new FeedHandler(); map.put(/opml, new OpmlHandler(); routes = Collections.unmodifiableMap(map);方法三public static final Map ERS_TYPE_MODEL_TYPE = new HashMap();static ERS_TYPE_MODEL_TYPE.put(0, 整