public void queryCountry() {
country = weatherDB.loadCountry(choiceCity);
if (country.size() > 0) {
dataList.clear();
for (String p : country) {
dataList.add(p);
}
adapter.notifyDataSetChanged();
lvChoice.setSelection(0);
tvTitle.setText(choiceCity);
currentLevel = LEVEL_COUNTRY;
}
}
public void queryCity() {
city = weatherDB.loadCity(choiceProvince);
if (city.size() > 0) {
dataList.clear();
for (String p : city) {
dataList.add(p);
}
adapter.notifyDataSetChanged();
lvChoice.setSelection(0);
tvTitle.setText(choiceProvince);
currentLevel = LEVEL_CITY;
}
}
public void loadData() {
int num = weatherDB.db.query("City_Info", null, null, null, null, null, null).getCount();
// 往数据库写入初始城市信息 写入时间太长，建议再开个线程
if (num == 0) {
InputStream inputStream = getResources().openRawResource(R.raw.city);
InputStreamReader inputStreamReader = null;
try {
inputStreamReader = new InputStreamReader(inputStream, "gbk");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String line;
try {
while ((line = bufferedReader.readLine()) != null) {
if (line.length() > 1) {
try {
JSONObject jsonObject = new JSONObject(line);
CityInfo cityInfo = new CityInfo();
cityInfo.setNationName(jsonObject.getString("parent3"));
cityInfo.setProviceName(jsonObject.getString("parent2"));
cityInfo.setCityName(jsonObject.getString("parent1"));
cityInfo.setCountryName(jsonObject.getString("name"));
cityInfo.setCountryPingyin(jsonObject.getString("en"));
cityInfo.setCityId(jsonObject.getString("id"));
weatherDB.saveCityInfo(cityInfo);
// String id = jsonObject.getString("id");
// String country_name = jsonObject.getString("name");
// String city_name = jsonObject.getString("parent1");
// String province_name = jsonObject.getString("parent2");
// String nation_name = jsonObject.getString("parent3");
// String country_pinying = jsonObject.getString("en");
} catch (Exception e) {
e.printStackTrace();
}
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void queryProvince() {
province = weatherDB.loadProvince();
if (province.size() > 0) {
dataList.clear();
for (String p : province) {
dataList.add(p);
}
adapter.notifyDataSetChanged();
lvChoice.setSelection(0);
tvTitle.setText("中国");
currentLevel = LEVEL_PROVINCE;
}
}
public void init() {
btnData = (Button) findViewById(R.id.btnData);
ivWeather = (ImageView) findViewById(R.id.ivWeather);
tvTitle = (TextView) findViewById(R.id.tvTitle);
lvChoice = (ListView) findViewById(R.id.lvChoice);
// = new CoolWeatherOpenHelper(this,"CityInfo.db",null,1);
weatherDB = WeatherDB.getInstance(this);
loadData();
adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, dataList);
lvChoice.setAdapter(adapter);
lvChoice.setOnItemClickListener(
new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
if (currentLevel == LEVEL_PROVINCE) {
choiceProvince = (String) province.toArray()[position];
queryCity();
} else if (currentLevel == LEVEL_CITY) {
choiceCity = (String) city.toArray()[position];
queryCountry();
}
}
});
queryProvince();
// int num = weatherDB.db.query("City_Info", null, null, null, null, null,
// null).getCount();
// //往数据库写入初始城市信息 写入时间太长，建议再开个线程
// if (num == 0) {
//
// InputStream inputStream = getResources().openRawResource(R.raw.city);
// InputStreamReader inputStreamReader = null;
// try {
//
// inputStreamReader = new InputStreamReader(inputStream, "gbk");
// } catch (UnsupportedEncodingException e) {
// e.printStackTrace();
// }
// BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
// String line;
// try {
// while ((line = bufferedReader.readLine()) != null) {
//
// if (line.length() > 1) {
// try {
// JSONObject jsonObject = new JSONObject(line);
// CityInfo cityInfo = new CityInfo();
//
// cityInfo.setNationName(jsonObject.getString("parent3"));
// cityInfo.setProviceName(jsonObject.getString("parent2"));
// cityInfo.setCityName(jsonObject.getString("parent1"));
// cityInfo.setCountryName(jsonObject.getString("name"));
// cityInfo.setCountryPingyin(jsonObject.getString("en"));
// cityInfo.setCityId(jsonObject.getString("id"));
// weatherDB.saveCityInfo(cityInfo);
// String id = jsonObject.getString("id");
// String country_name = jsonObject.getString("name");
// String city_name = jsonObject.getString("parent1");
// String province_name = jsonObject.getString("parent2");
// String nation_name = jsonObject.getString("parent3");
// String country_pinying = jsonObject.getString("en");
//
// } catch (Exception e) {
// e.printStackTrace();
// }
// }
// }
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
btnData.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
// dbHelper.getWritableDatabase();
ivWeather.setImageResource(R.drawable.a13);
int n = weatherDB.db.query("City_Info", null, null, null, null, null, null).getCount();
Log.d("aaaaa", "----->" + n);
LinkedHashSet<String> cityName = weatherDB.loadCountry("宜昌");
Log.e("aaaaa", "----->" + cityName.size());
Iterator iterator = cityName.iterator();
while (iterator.hasNext()) {
Log.e("aaaaa", iterator.next().toString());
}
}
});
}
