实例介绍
【实例简介】android 天气预报app源码，可切换到全国的 省市县 城市，有穿衣指数等
【实例截图】
【核心代码】
package com.coolweather.android;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import com.bumptech.glide.Glide;
import com.coolweather.android.gson.Forecast;
import com.coolweather.android.gson.Weather;
import com.coolweather.android.service.AutoUpdateService;
import com.coolweather.android.util.HttpUtil;
import com.coolweather.android.util.Utility;
import java.io.IOException;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Response;
public class WeatherActivity extends AppCompatActivity {
public DrawerLayout drawerLayout;
public SwipeRefreshLayout swipeRefresh;
private ScrollView weatherLayout;
private Button navButton;
private TextView titleCity;
private TextView titleUpdateTime;
private TextView degreeText;
private TextView weatherInfoText;
private LinearLayout forecastLayout;
private TextView aqiText;
private TextView pm25Text;
private TextView comfortText;
private TextView carWashText;
private TextView sportText;
private ImageView bingPicImg;
private String mWeatherId;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (Build.VERSION.SDK_INT >= 21) {
View decorView = getWindow().getDecorView();
decorView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
getWindow().setStatusBarColor(Color.TRANSPARENT);
}
setContentView(R.layout.activity_weather);
// 初始化各控件
bingPicImg = (ImageView) findViewById(R.id.bing_pic_img);
weatherLayout = (ScrollView) findViewById(R.id.weather_layout);
titleCity = (TextView) findViewById(R.id.title_city);
titleUpdateTime = (TextView) findViewById(R.id.title_update_time);
degreeText = (TextView) findViewById(R.id.degree_text);
weatherInfoText = (TextView) findViewById(R.id.weather_info_text);
forecastLayout = (LinearLayout) findViewById(R.id.forecast_layout);
aqiText = (TextView) findViewById(R.id.aqi_text);
pm25Text = (TextView) findViewById(R.id.pm25_text);
comfortText = (TextView) findViewById(R.id.comfort_text);
carWashText = (TextView) findViewById(R.id.car_wash_text);
sportText = (TextView) findViewById(R.id.sport_text);
swipeRefresh = (SwipeRefreshLayout) findViewById(R.id.swipe_refresh);
swipeRefresh.setColorSchemeResources(R.color.colorPrimary);
drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
navButton = (Button) findViewById(R.id.nav_button);
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
String weatherString = prefs.getString("weather", null);
if (weatherString != null) {
// 有缓存时直接解析天气数据
Weather weather = Utility.handleWeatherResponse(weatherString);
mWeatherId = weather.basic.weatherId;
showWeatherInfo(weather);
} else {
// 无缓存时去服务器查询天气
mWeatherId = getIntent().getStringExtra("weather_id");
weatherLayout.setVisibility(View.INVISIBLE);
requestWeather(mWeatherId);
}
swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
requestWeather(mWeatherId);
}
});
navButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
drawerLayout.openDrawer(GravityCompat.START);
}
});
String bingPic = prefs.getString("bing_pic", null);
if (bingPic != null) {
Glide.with(this).load(bingPic).into(bingPicImg);
} else {
loadBingPic();
}
}
/**
* 根据天气id请求城市天气信息。
*/
public void requestWeather(final String weatherId) {
String weatherUrl = "http://guolin.tech/api/weather?cityid=" weatherId "&key=bc0418b57b2d4918819d3974ac1285d9";
HttpUtil.sendOkHttpRequest(weatherUrl, new Callback() {
@Override
public void onResponse(Call call, Response response) throws IOException {
final String responseText = response.body().string();
final Weather weather = Utility.handleWeatherResponse(responseText);
runOnUiThread(new Runnable() {
@Override
public void run() {
if (weather != null && "ok".equals(weather.status)) {
SharedPreferences.Editor editor = PreferenceManager.getDefaultSharedPreferences(WeatherActivity.this).edit();
editor.putString("weather", responseText);
editor.apply();
mWeatherId = weather.basic.weatherId;
showWeatherInfo(weather);
} else {
Toast.makeText(WeatherActivity.this, "获取天气信息失败", Toast.LENGTH_SHORT).show();
}
swipeRefresh.setRefreshing(false);
}
});
}
@Override
public void onFailure(Call call, IOException e) {
e.printStackTrace();
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(WeatherActivity.this, "获取天气信息失败", Toast.LENGTH_SHORT).show();
swipeRefresh.setRefreshing(false);
}
});
}
});
loadBingPic();
}
/**
* 加载必应每日一图
*/
private void loadBingPic() {
String requestBingPic = "http://guolin.tech/api/bing_pic";
HttpUtil.sendOkHttpRequest(requestBingPic, new Callback() {
@Override
public void onResponse(Call call, Response response) throws IOException {
final String bingPic = response.body().string();
SharedPreferences.Editor editor = PreferenceManager.getDefaultSharedPreferences(WeatherActivity.this).edit();
editor.putString("bing_pic", bingPic);
editor.apply();
runOnUiThread(new Runnable() {
@Override
public void run() {
Glide.with(WeatherActivity.this).load(bingPic).into(bingPicImg);
}
});
}
@Override
public void onFailure(Call call, IOException e) {
e.printStackTrace();
}
});
}
/**
* 处理并展示Weather实体类中的数据。
*/
private void showWeatherInfo(Weather weather) {
String cityName = weather.basic.cityName;
String updateTime = weather.basic.update.updateTime.split(" ")[1];
String degree = weather.now.temperature "℃";
String weatherInfo = weather.now.more.info;
titleCity.setText(cityName);
titleUpdateTime.setText(updateTime);
degreeText.setText(degree);
weatherInfoText.setText(weatherInfo);
forecastLayout.removeAllViews();
for (Forecast forecast : weather.forecastList) {
View view = LayoutInflater.from(this).inflate(R.layout.forecast_item, forecastLayout, false);
TextView dateText = (TextView) view.findViewById(R.id.date_text);
TextView infoText = (TextView) view.findViewById(R.id.info_text);
TextView maxText = (TextView) view.findViewById(R.id.max_text);
TextView minText = (TextView) view.findViewById(R.id.min_text);
dateText.setText(forecast.date);
infoText.setText(forecast.more.info);
maxText.setText(forecast.temperature.max);
minText.setText(forecast.temperature.min);
forecastLayout.addView(view);
}
if (weather.aqi != null) {
aqiText.setText(weather.aqi.city.aqi);
pm25Text.setText(weather.aqi.city.pm25);
}
String comfort = "舒适度：" weather.suggestion.comfort.info;
String carWash = "洗车指数：" weather.suggestion.carWash.info;
String sport = "运行建议：" weather.suggestion.sport.info;
comfortText.setText(comfort);
carWashText.setText(carWash);
sportText.setText(sport);
weatherLayout.setVisibility(View.VISIBLE);
Intent intent = new Intent(this, AutoUpdateService.class);
startService(intent);
}
}
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