Android Open Source - humiditytracker Humidity Activity

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Back to project page humiditytracker.

License

The source code is released under:

GNU General Public License

Java Source Code

/*
This file is part of leafdigital Humidity tracker.
//w w w  .j a  va2s  .  c  om
Humidity tracker is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Humidity tracker is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Humidity tracker. If not, see <http://www.gnu.org/licenses/>.

Copyright 2010 Samuel Marshall.
*/
package com.leafdigital.humidity;

import android.app.*;
import android.content.*;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class HumidityActivity extends Activity {
  public static final String EXTRA_HUMIDITY = "com.leafdigital.humidity.Humidity";
  public static final String EXTRA_TEMP = "com.leafdigital.humidity.Temp";
  public static final String EXTRA_HUMIDITY_ERROR = "com.leafdigital.humidity.HumidityError";
  public static final String EXTRA_TEMP_ERROR = "com.leafdigital.humidity.TempError";
  public static final String EXTRA_SAVEBANK = "com.leafdigital.humidity.SaveBank";

  public final static String PREFS_BANK_NAME = "bankName";

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
     findViewById(R.id.reading).setOnClickListener(new OnClickListener()
    {
      @Override
      public void onClick(View v)
      {
        startActivityForResult(
          new Intent(HumidityActivity.this, TakeReadingActivity.class), 0);
      }
    });

    int[] ids = { R.id.stored1, R.id.stored2, R.id.stored3,
      R.id.stored4, R.id.stored5, R.id.stored6 };
    for(int i=0; i<6; i++)
    {
      final int storeNum = i;
      Button storedButton = (Button)findViewById(ids[i]);
      storedButton.setOnClickListener(new View.OnClickListener()
      {
        @Override
        public void onClick(View v)
        {
          Intent intent = new Intent(HumidityActivity.this, ShowRecordsActivity.class);
          intent.putExtra(EXTRA_SAVEBANK, storeNum);
          startActivity(intent);
        }
      });
    }
  }

  @Override
  protected void onResume()
  {
    int[] ids = { R.id.stored1, R.id.stored2, R.id.stored3,
      R.id.stored4, R.id.stored5, R.id.stored6 };
    for(int i=0; i<6; i++)
    {
      Button storedButton = (Button)findViewById(ids[i]);
      storedButton.setText(HumidityActivity.getBankName(this, i));
    }
    super.onResume();
  }

  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data)
  {
    // Ignore anything but okay
    if(resultCode != RESULT_OK)
    {
      return;
    }

    if(data != null && data.getIntExtra(EXTRA_SAVEBANK, -1) != -1)
    {
      save(
        data.getIntExtra(EXTRA_SAVEBANK, -1),
        System.currentTimeMillis(),
        data.getDoubleExtra(EXTRA_TEMP, 0.0),
        data.getFloatExtra(EXTRA_TEMP_ERROR, 0.0f),
        data.getDoubleExtra(EXTRA_HUMIDITY, 0.0),
        data.getFloatExtra(EXTRA_HUMIDITY_ERROR, 0.0f));

      Intent intent = new Intent(HumidityActivity.this, ShowRecordsActivity.class);
      intent.putExtra(EXTRA_SAVEBANK, data.getIntExtra(EXTRA_SAVEBANK, -1));
      startActivity(intent);
    }
  }

  private void save(int bank, long time, double temp, float tempError,
    double humidity, float humidityError)
  {
    SQLiteDatabase db = new RecordsOpenHelper(this).getWritableDatabase();
    ContentValues values = new ContentValues();
    values.put("bank", bank);
    values.put("javatime", time);
    values.put("temperature", temp);
    values.put("humidity", humidity);
    values.put("temperature_error", tempError);
    values.put("humidity_error", humidityError);
    db.insert("readings", null, values);
    db.close();
  }

  public static String getBankName(Activity activity, int bank)
  {
    return activity.getSharedPreferences("com.leafdigital.humidity", MODE_PRIVATE).getString(
      PREFS_BANK_NAME + bank, "" + (bank+1));
  }
}

Java Source Code List

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