DeviceActivity.java

package com.ore;

import android.app.ActionBar;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.util.TypedValue;
import android.view.*;
import android.widget.*;
import com.github.kevinsawicki.http.HttpRequest;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONTokener;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


public class DeviceActivity extends BaseActivity {
    public static Context mContext;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        SharedPreferences settings = getSharedPreferences("ore_settings", MODE_PRIVATE);
        final String authToken = settings.getString("auth_token", "");

        if (authToken.equals("")) {
            // auth_token 在，就认为是已登录状态；不在，就去登陆界面
            Intent intent = new Intent(this, LoginActivity.class);
            startActivity(intent);
            finish();
        }
        //Log.d("ORE", String.format("factory id:%s", factoryId));
        Intent intent = getIntent();
        Integer factoryId = intent.getIntExtra(LoginActivity.EXTRA_MESSAGE, 0);

        setContentView(R.layout.device);

        mContext = getApplicationContext();

        ActionBar actionbar = getActionBar();
        actionbar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

        ActionBar.Tab LiveTab = actionbar.newTab().setText("实时产量");
        ActionBar.Tab DailyTab = actionbar.newTab().setText("每日产量");

        LiveTab.setTabListener(new MyTabsListener(new LiveFragment(mContext, factoryId)));
        DailyTab.setTabListener(new MyTabsListener(new DailyFragment()));

        actionbar.addTab(LiveTab);
        actionbar.addTab(DailyTab);

    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        outState.putInt("tab", getActionBar().getSelectedNavigationIndex());
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.refresh_menu, menu);
        return true;
    }

}

class LiveFragment extends Fragment {
    public Integer factoryId;
    public Context context;

    public LiveFragment(Context context, Integer factoryId) {
        this.context = context;
        this.factoryId = factoryId;

    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        new DeviceOutputTask(context, getActivity()).execute(factoryId.toString());
        return inflater.inflate(R.layout.live_fragment, container, false);
    }

}

class DailyFragment extends Fragment {

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        return inflater.inflate(R.layout.daily_fragment, container, false);
    }

}

class MyTabsListener implements ActionBar.TabListener {
    public Fragment fragment;

    public MyTabsListener(Fragment fragment) {
        this.fragment = fragment;
    }

    @Override
    public void onTabReselected(ActionBar.Tab tab, FragmentTransaction ft) {
        //Toast.makeText(DeviceActivity.mContext, "Reselected!", Toast.LENGTH_LONG).show();
    }

    @Override
    public void onTabSelected(ActionBar.Tab tab, FragmentTransaction ft) {
        ft.replace(R.id.fragment_container, fragment);
    }

    @Override
    public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction ft) {
        ft.remove(fragment);
    }
}

DeviceOutputTask.java

package com.ore;

import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.os.AsyncTask;
import android.widget.*;
import com.github.kevinsawicki.http.HttpRequest;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONTokener;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created with IntelliJ IDEA.
 * User: suave
 * Date: 10/27/13
 * Time: 9:23 下午
 * To change this template use File | Settings | File Templates.
 */
public class DeviceOutputTask extends AsyncTask<String, Void, String> {
    private Context mContext;
    private Activity mActivity;
    private String DEVICE_OUTPUT_API = "http://211.155.86.253/api/factories/%s?auth_token=%s";

    public DeviceOutputTask(Context context, Activity activity) {
        mContext = context;
        mActivity = activity;
    }

    @Override
    protected String doInBackground(String... args) {
        SharedPreferences settings = mActivity.getSharedPreferences("ore_settings", mContext.MODE_PRIVATE);
        String authToken = settings.getString("auth_token", "");
        String response = HttpRequest.get(String.format(DEVICE_OUTPUT_API, args[0], authToken))
                .accept("application/json")
                .contentType("application/json")
                .body();

        return response;
    }

    @Override
    protected void onPostExecute(String response) {
        //Log.d("ORE", "device output response: "+response);
        try {
            final JSONObject deviceJson =(JSONObject) (new JSONTokener(response)).nextValue();
            Boolean success = deviceJson.getBoolean("success");
            if (success) {
                Map<String, Object> factory = getFactory(deviceJson);
                // 设置 activity 标题
                mActivity.setTitle(factory.get("name") + "设备产量    网络" + factory.get("status"));

                TableLayout table = new TableLayout(mActivity);
                table.setShrinkAllColumns(true);
                table.setStretchAllColumns(true);

                // 表格名字
                //TableRow rowFactoryName = new TableRow(context);
                //rowFactoryName.setGravity(Gravity.CENTER_HORIZONTAL);

                //TextView empty = new TextView(context);
                //TextView tableTitle = new TextView(context);
                //tableTitle.setText((String) factory.get("name"));
                //tableTitle.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
                //tableTitle.setGravity(Gravity.CENTER);
                //tableTitle.setTypeface(Typeface.SERIF, Typeface.BOLD);
                //TableRow.LayoutParams params = new TableRow.LayoutParams();
                //params.span = 6;
                //rowFactoryName.addView(tableTitle, params);
                //table.addView(rowFactoryName);

                // 表格标题栏
                TableRow rowColumnTitle = new TableRow(mActivity);
                String columnsNames[] = {"设备", "流量(t)", "班产(t)", "日产(t)", "月产(t)", "年产(t)", "状态" };
                for (String name : columnsNames) {
                    TextView columnLabel = new TextView(mActivity);
                    columnLabel.setText(name);
                    columnLabel.setTypeface(Typeface.DEFAULT_BOLD);
                    columnLabel.setTextColor(0xFF000000);
                    rowColumnTitle.addView(columnLabel);
                }
                table.addView(rowColumnTitle);

                List<Map<String, Object>> list = getDeviceOutput(deviceJson);
                //Log.d("ORE", list.toString());
                //Log.d("ORE", list.toString());

                for (Map<String, Object> d : list) {
                    //Log.d("ORE", (String) d.get("name"));
                    TableRow rowDevice = new TableRow(mActivity); // 数据行

                    // 设备名称
                    TextView deviceName = new TextView(mActivity);
                    deviceName.setText((String) d.get("name"));
                    deviceName.setTypeface(Typeface.DEFAULT_BOLD);
                    deviceName.setTextColor(0xFF000000);
                    rowDevice.addView(deviceName);
                    // 流量
                    TextView flowOutput = new TextView(mActivity);
                    flowOutput.setText((String) d.get("flow"));
                    flowOutput.setTextColor(0xFF000000);
                    rowDevice.addView(flowOutput);
                    // 班产
                    TextView classOutput = new TextView(mActivity);
                    classOutput.setText((String) d.get("class_output"));
                    classOutput.setTextColor(0xFF000000);
                    rowDevice.addView(classOutput);
                    // 日产
                    TextView dailyOutput = new TextView(mActivity);
                    dailyOutput.setText((String) d.get("daily"));
                    dailyOutput.setTextColor(0xFF000000);
                    rowDevice.addView(dailyOutput);
                    // 月产
                    TextView monthlyOutput = new TextView(mActivity);
                    monthlyOutput.setText((String) d.get("monthly"));
                    monthlyOutput.setTextColor(0xFF000000);
                    rowDevice.addView(monthlyOutput);
                    // 年产
                    TextView annualOutput = new TextView(mActivity);
                    annualOutput.setText((String) d.get("annual"));
                    annualOutput.setTextColor(0xFF000000);
                    rowDevice.addView(annualOutput);
                    // 设备状态
                    TextView runStatus = new TextView(mActivity);
                    runStatus.setText((String) d.get("status"));
                    runStatus.setTextColor(0xFF000000);
                    rowDevice.addView(runStatus);

                    table.addView(rowDevice);
                }

//                    Button last_seven_day = new Button(context);
//                    last_seven_day.setText("查看过去7天产量");
//                    last_seven_day.setOnClickListener(new View.OnClickListener() {
//                        @Override
//                        public void onClick(View view) {
//                            // 把 factory_id 传到下一个 activity
//                            Intent intent = new Intent(getApplicationContext(), DailyChartActivity.class);
//                            intent.putExtra(LoginActivity.EXTRA_MESSAGE, (Integer) ((Map<String, Object>) getFactory(deviceJson)).get("id"));
//
//                            startActivity(intent);
//                        }
//                    });
//                    table.addView(last_seven_day);
//
//                    Button last_half_year = new Button(context);
//                    last_half_year.setText("查看过去6个月产量");
//                    table.addView(last_half_year);

                mActivity.addContentView(table, new LinearLayout.LayoutParams( ));



            } else {
                String message = deviceJson.getString("message");
                Toast.makeText(mActivity, message, Toast.LENGTH_LONG).show();
            }
        } catch (JSONException ex) {
            throw new RuntimeException(ex);
        }

    }


    private Map<String, Object> getFactory(JSONObject deviceJson) {
        Map<String, Object> factory = new HashMap<String, Object>();

        try {
            JSONObject factoryJson = (JSONObject) deviceJson.getJSONObject("factory");
            factory.put("id", factoryJson.getInt("id"));
            factory.put("name", factoryJson.getString("name"));
            factory.put("status", factoryJson.opt("status"));
        } catch (JSONException ex) {
            throw new RuntimeException(ex);
        }

        return factory;
    }

    private List<Map<String, Object>> getDeviceOutput(JSONObject deviceJson) {
        List<Map<String, Object>> devices = new ArrayList<Map<String, Object>>();

        try {
            JSONArray deviceListJson = (JSONArray) deviceJson.getJSONArray("devices");
            //Log.d("ORE", "JSONArray: " + deviceJson.toString());
            for (int i=0; i<deviceListJson.length(); i++) {
                JSONObject d = (JSONObject) deviceListJson.get(i);
                Map<String, Object> map = new HashMap<String, Object>();
                map.put("id", d.get("id"));
                map.put("name", d.get("name"));
                map.put("status", d.get("status"));
                map.put("flow", d.get("flow"));
                map.put("class_output", d.get("class_output"));
                map.put("daily", d.get("daily"));
                map.put("monthly", d.get("monthly"));
                map.put("annual", d.get("annual"));

                devices.add(map);
            }

        } catch (JSONException ex) {
            throw new RuntimeException(ex);
        }

        return devices;
    }
//
}