Android簡單版天氣預報源碼,整體重構(第四步)
找到一個比較好用的天氣數據API
http://wthrcdn.etouch.cn/weather_mini?city=深圳
http://wthrcdn.etouch.cn/weather_mini?citykey=101280601
- 這兩個都可以 我選擇了第一個進行更新,不用之前的的心知天氣API了
快春節了,更新一下,說是第四步,也不是哈哈哈哈
項目源碼地址
https://github.com/LGH-cmd/weather-report
前端UI跟之前差不多
改動點1
改動了API,當然要重新寫GSON
也就依葫蘆畫瓢,就不展示了
MainActivity 大部分實現也就是得到數據後展示到頁面
整體代碼
public class MainActivity extends AppCompatActivity {
private static final String TAG = "MainActivity";
private TextView tvTitleName; // 城市名稱
private TextView tvNowDate; // 今天的日期
private TextView tvNowTemp; // 今天的溫度
private TextView tvNowType; // 今天的天氣類型
private TextView tvNowWind; // 今天的風向
private TextView tvNowGanmao; // 今天的提示
private Button SwitchCity; // 切換其他城市
private ListView lvForecast ; // 預報ListView
private List<ForecastData> dataList = new ArrayList<>(); // 預報列表
private ForecastAdapter adapter; // 預報適配器
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
tvTitleName = findViewById(R.id.tv_title_name);
tvNowDate = findViewById(R.id.tv_now_date);
tvNowTemp = findViewById(R.id.tv_now_temp);
tvNowType = findViewById(R.id.tv_now_type);
tvNowWind = findViewById(R.id.tv_now_wind);
tvNowGanmao = findViewById(R.id.tv_now_ganmao);
SwitchCity = findViewById(R.id.btn_switch_city);
lvForecast = findViewById(R.id.lv_forecast_content);
GetDataAndShowData("深圳");
// 選擇其他城市
SwitchCity.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(MainActivity.this, SelectCityActivity.class);
startActivityForResult(intent, 1001);
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
if(requestCode == 1001 && resultCode == 1002) {
String cityName = data.getStringExtra("cityName");
GetDataAndShowData(cityName);
}
}
private void GetDataAndShowData(String cityName) {
ProgressDialogUtil.showProgressDialog(MainActivity.this); // 加載框
String address = "http://wthrcdn.etouch.cn/weather_mini?city="+cityName;
DataUtil.sendOkHttpRequest(address, new Callback() {
@Override
public void onResponse(Call call, final Response response) throws IOException {
runOnUiThread(new Runnable() {
@Override
public void run() {
try {
WeatherResponse weatherData = DataUtil.getWeatherData(response.body().string());
String cityName = weatherData.getData().getCity(); // 城市名稱
tvTitleName.setText(cityName);
String wendu = weatherData.getData().getWendu(); // 今天的溫度
tvNowTemp.setText(wendu+"℃");
String ganmao = weatherData.getData().getGanmao(); // 今天的提示
tvNowGanmao.setText(ganmao);
List<Forecast> forecast = weatherData.getData().getForecast(); // 天氣信息
ForecastData nowData = setNowWeatherData(forecast); // 今天的天氣信息
// 設置其他日期的信息
// 昨天
Yesterday yesterday = weatherData.getData().getYesterday();
ForecastData yesterdayData = setYesterdayWeatherData(yesterday);
// 未來幾天
ForecastData futureOne = setOtherDayWeatherData(forecast.get(1));
ForecastData futureTwo = setOtherDayWeatherData(forecast.get(2));
ForecastData futureThree = setOtherDayWeatherData(forecast.get(3));
ForecastData futureFour = setOtherDayWeatherData(forecast.get(4));
if(dataList.size()!=0) {
dataList.clear(); // 清除請一次的數據
}
dataList.add(yesterdayData);
dataList.add(nowData);
dataList.add(futureOne);dataList.add(futureTwo);dataList.add(futureThree);dataList.add(futureFour);
adapter = new ForecastAdapter(dataList);
lvForecast.setAdapter(adapter);
ProgressDialogUtil.dismiss(); // 消失加載框
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
@Override
public void onFailure(Call call, IOException e) {
Log.e(TAG, "獲得天氣出錯了" + e);
}
});
}
/**
* 設置今天的天氣信息,返回一個ForecastData,用於在預告中顯示
* @param forecast
* @return
*/
private ForecastData setNowWeatherData(List<Forecast> forecast) {
Forecast forecastNow = forecast.get(0); // 今天的天氣信息
String nowDate = forecastNow.getDate(); // 今天的日期
tvNowDate.setText("今天-"+nowDate);
String nowTemp = forecastNow.getHigh(); // 今天的最高溫度
String nowLow = forecastNow.getLow(); // 今天的最低溫度
String nowType = forecastNow.getType(); // 今天的天氣類型
tvNowType.setText(nowType);
String nowWind = forecastNow.getFengxiang(); // 今天的風向
tvNowWind.setText(nowWind);
ForecastData nowData = new ForecastData(nowDate, nowTemp.substring(2), nowLow.substring(2), nowType); // 今天的天氣
return nowData;
}
/**
* 設置昨天的信息
* @param yesterday
* @return
*/
private ForecastData setYesterdayWeatherData(Yesterday yesterday) {
String date = yesterday.getDate(); // 昨天的日期
String high = yesterday.getHigh(); // 昨天的最高溫度
String low = yesterday.getLow(); // 昨天的最低溫度
String type = yesterday.getType(); // 昨天的天氣類型
ForecastData yesterdayData = new ForecastData(date, high.substring(2), low.substring(2), type); // 昨天的天氣
return yesterdayData;
}
/**
* 未來幾天的天氣
* @param forecast
* @return
*/
private ForecastData setOtherDayWeatherData(Forecast forecast) {
String date = forecast.getDate(); // 未來幾天的日期
String high = forecast.getHigh(); // 未來幾天的最高溫度
String low = forecast.getLow(); // 未來幾天的最低溫度
String type = forecast.getType(); // 未來幾天的天氣類型
ForecastData otherDayData = new ForecastData(date, high.substring(2), low.substring(2), type); // 未來幾天的天氣
return otherDayData;
}
}
不同點,在預報中用的是ListView展示
也不是很難實現。與之前有相同之處,可參考前面,完整代碼已經在GitHub上
改動點2
將可以選的城市擴充了
在strings.xml寫入城市數組
<string-array name="city_list">
<item>廣州</item>
<item>番禺</item>
<item>從化</item>
<item>增城</item>
<item>花都</item>
<item>韶關</item>
<item>乳源</item>
<item>始興</item>
<item>翁源</item>
<item>樂昌</item>
<item>仁化</item>
<item>南雄</item>
<item>新豐</item>
<item>曲江</item>
<item>湞江</item>
<item>武江</item>
<item>惠州</item>
<item>博羅</item>
<item>惠陽</item>
<item>惠東</item>
<item>龍門</item>
<item>梅州</item>
<item>興寧</item>
<item>蕉嶺</item>
<item>大埔</item>
<item>豐順</item>
<item>平遠</item>
<item>五華</item>
<item>梅縣</item>
<item>汕頭</item>
<item>潮陽</item>
<item>澄海</item>
<item>南澳</item>
<item>深圳</item>
<item>珠海</item>
<item>斗門</item>
<item>金灣</item>
<item>佛山</item>
<item>順德</item>
<item>三水</item>
<item>南海</item>
<item>高明</item>
<item>肇慶</item>
<item>廣寧</item>
<item>四會</item>
<item>德慶</item>
<item>懷集</item>
<item>封開</item>
<item>高要</item>
<item>湛江</item>
<item>吳川</item>
<item>雷州</item>
<item>徐聞</item>
<item>廉江</item>
<item>赤坎</item>
<item>遂溪</item>
<item>坡頭</item>
<item>霞山</item>
<item>麻章</item>
<item>江門</item>
<item>開平</item>
<item>新會</item>
<item>恩平</item>
<item>台山</item>
<item>蓬江</item>
<item>鶴山</item>
<item>江海</item>
<item>河源</item>
<item>紫金</item>
<item>連平</item>
<item>和平</item>
<item>龍川</item>
<item>東源</item>
<item>清遠</item>
<item>連南</item>
<item>連州</item>
<item>連山</item>
<item>陽山</item>
<item>佛岡</item>
<item>英德</item>
<item>清新</item>
<item>雲浮</item>
<item>羅定</item>
<item>新興</item>
<item>鬱南</item>
<item>雲安</item>
<item>潮州</item>
<item>饒平</item>
<item>潮安</item>
<item>東莞</item>
<item>中山</item>
<item>陽江</item>
<item>陽春</item>
<item>陽東</item>
<item>陽西</item>
<item>揭陽</item>
<item>揭西</item>
<item>普寧</item>
<item>惠來</item>
<item>揭東</item>
<item>茂名</item>
<item>高州</item>
<item>化州</item>
<item>電白</item>
<item>信宜</item>
<item>茂港</item>
<item>汕尾</item>
<item>海豐</item>
<item>陸豐</item>
<item>陸河</item>
</string-array>
SelectCityActivity實現列表展示
public class SelectCityActivity extends AppCompatActivity {
private ListView lvCityList;
private ArrayAdapter<String> adapter;
private String[] cityList;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_select_city);
lvCityList = findViewById(R.id.lv_city_list);
cityList = getResources().getStringArray(R.array.city_list);
adapter=new ArrayAdapter<>(SelectCityActivity.this,android.R.layout.simple_list_item_1,cityList);
lvCityList.setAdapter(adapter);
lvCityList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
String cityName = cityList[i];
Toast.makeText(SelectCityActivity.this,cityName,Toast.LENGTH_SHORT).show();
Intent intent = new Intent();
intent.putExtra("cityName",cityName);
setResult(1002, intent);
finish();
}
});
}
}
更新了 比之前好多了 後面繼續實現其他功能