android开发期末大作业天气预报App项目源码（95分以上）.zip

package com.example.myapplication; import androidx.annotation.NonNull; import androidx.appcompat.app.AlertDialog; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.os.Handler; import android.os.Looper; import android.os.Message; import android.util.Log; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ImageView; import android.widget.Spinner; import android.widget.TextView; import com.google.gson.Gson; import java.io.IOException; public class MainActivity extends AppCompatActivity implements View.OnClickListener{ private Spinner mSpinner; // 下拉框对象 private String[] mCities,mcitiesid; // 城市及对应id private ArrayAdapter<String> mspAdapter; // 适配器组件 绑定下拉框控件 private TextView tempTv,cityTv,conditionTv,dateTv,windTv,tenpRangerTv,air_index,chuxing_index; private TextView kouzhao_index,sport_index,kaichuang_index,kongtiao_index; private ImageView dayTv; private String air_index_info,sport_index_info,chuxing_index_info,kouzhao_index_info,kaichuang_index_info,kongtiao_index_info; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); initView_NSL(); } //初始化 private void initView_NSL(){ mSpinner = findViewById(R.id.sp_city); mCities = getResources().getStringArray(R.array.cities); mcitiesid = getResources().getStringArray(R.array.citiesid); mspAdapter = new ArrayAdapter<>(this,R.layout.sp_item_layout,mCities); // 数组适配器 mSpinner.setAdapter(mspAdapter); mSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { // 给下拉框注册事件监听 @Override public void onItemSelected(AdapterView<?> adapterView, View view, int i, long l) { String selectedCity = mCities[i]; // 获取下拉框中所选城市 String selectedCityid = mcitiesid[i]; // 获取下拉框中所选城市的id Log.d("NSL","------weather----NSL---" + selectedCity); Log.d("NSL","------weather----NSL---" + selectedCityid); getWeatherOfCity(selectedCityid); } @Override public void onNothingSelected(AdapterView<?> adapterView) { } }); tempTv = findViewById(R.id.frag_tv_currenttemp); cityTv = findViewById(R.id.frag_tv_city); conditionTv = findViewById(R.id.frag_tv_condition); dateTv = findViewById(R.id.frag_tv_date); windTv = findViewById(R.id.frag_tv_wind); tenpRangerTv = findViewById(R.id.frag_tv_temprange); air_index = findViewById(R.id.frag_index_air); air_index.setOnClickListener(this); chuxing_index = findViewById(R.id.frag_index_chuxing); chuxing_index.setOnClickListener(this); kouzhao_index = findViewById(R.id.frag_index_kouzhao); kouzhao_index.setOnClickListener(this); sport_index = findViewById(R.id.frag_index_yundong); sport_index.setOnClickListener(this); kaichuang_index = findViewById(R.id.frag_index_kaichuang); kaichuang_index.setOnClickListener(this); kongtiao_index = findViewById(R.id.frag_index_kongtiao); kongtiao_index.setOnClickListener(this); dayTv = findViewById(R.id.frag_tv_today); } private void getWeatherOfCity(final String selectdCityid){ new Thread(new Runnable() { String weatherOfCity = ""; @Override public void run() { try { weatherOfCity = NetUtil_ChenXuan.getWeather(selectdCityid); } catch (IOException e) { e.printStackTrace(); } //将数据传递给主线程 Message message = Message.obtain(); // 获取当前分线程的信息 message.what = 0; // 消息代码，便于区分 message.obj = weatherOfCity; mHandler.sendMessage(message); // 发送信息 } }).start(); } //使用Handler来接受和发送信息 private Handler mHandler=new Handler(Looper.myLooper()){ @Override public void handleMessage(@NonNull Message msg) { super.handleMessage(msg); if (msg.what == 0){ String weather=(String)msg.obj; Log.d("NSL","---------主线程收到天气信息---------" + weather); Gson gson = new Gson(); WeatherBean weatherBean = gson.fromJson(weather,WeatherBean.class);//将天气数据由JSON格式转换为WeatherBean对象 if (weatherBean!=null){ updateUiOfWeather(weatherBean); } } } }; //对UI界面数据进行更新 private void updateUiOfWeather(WeatherBean weatherBean) { String tem = weatherBean.getTem(); String tem1= weatherBean.getTem1(); String tem2 = weatherBean.getTem2(); String city = weatherBean.getCity(); String wea = weatherBean.getWea(); String wea_img = weatherBean.getWea_img(); String date = weatherBean.getDate(); String win = weatherBean.getWin(); String win_speed= weatherBean.getWin_speed(); ApiBean aqi = weatherBean.getAqi(); air_index_info = aqi.getAir_tips(); chuxing_index_info = aqi.getWaichu(); kouzhao_index_info = aqi.getKouzhao(); sport_index_info = aqi.getYundong(); kaichuang_index_info = aqi.getKaichuang(); kongtiao_index_info = aqi.getJinghuaqi(); tempTv.setText(tem + "℃"); cityTv.setText(city); conditionTv.setText(wea); dateTv.setText(date); windTv.setText(win + win_speed); tenpRangerTv.setText(tem2 + "~" + tem1 + "℃"); dayTv.setImageResource(getImageOfWeather(wea_img)); } private int getImageOfWeather(String wea_img){ int result=0; //xue、lei、shachen、wu、bingbao、yun、yu、yin、qing switch (wea_img){ case "qing": result = R.mipmap.biz_plugin_weather_qing; break; case "yin": result = R.mipmap.biz_plugin_weather_yin; break; case "wu": result = R.mipmap.biz_plugin_weather_wu; break; case "yu": result = R.mipmap.biz_plugin_weather_xiaoyu; break; case "yun": result = R.mipmap.biz_plugin_weather_duoyun; break; case "bingbao": result = R.mipmap.biz_plugin_weather_zhongxue; break; case "shachen": result = R.mipmap.biz_plugin_weather_shachenbao; break; case "lei": result = R.mipmap.biz_plugin_weather_leizhenyu; break; case "xue": result = R.mipmap.biz_plugin_weather_xiaoxue; break; } return result; } public void onClick(View view) {//点击事件处理器 Log.d("NSL","----------事件处理---------"); AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); switch (view.getId()){ case R.id.frag_index_air: builder.setTitle("空气指数"); builder.setMessage(air_index_info); builder.setPositiveButton("确定",null); break; case R.id.frag_index_chuxing: builder.setTitle("出行指数"); builder.setMessage(chuxing_index_info); builder.setPositiveButton("确定",null); break; case R