Java tutorial
package org.hansel.myAlert; /*This program 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. This program 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 this program. If not, see <http://www.gnu.org/licenses/>. Created by Javier Mejia @zenyagami zenyagami@gmail.com */ import java.util.Calendar; import java.util.Date; import org.hansel.myAlert.Log.Log; import org.hansel.myAlert.Utils.PreferenciasHancel; import org.hansel.myAlert.Utils.Util; import org.hansel.myAlert.dataBase.TrackDAO; import org.hansel.myAlert.dataBase.UsuarioDAO; import android.app.Activity; import android.app.AlarmManager; import android.app.AlertDialog; import android.app.PendingIntent; import android.content.DialogInterface; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.text.InputType; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import android.widget.Toast; import org.hancel.adapters.customUi.TrackDialog; import org.hancel.customclass.TrackDate; public class Rastreo extends Fragment implements OnClickListener { private boolean corriendo = false; private int minutos; private static final String START_TRACK = "Programar Rastreo"; private static final String STOP_TRACK = "Detener"; private static final int RQS_1 = 12; private Button btnTracking; private UsuarioDAO usuarioDao; // private TimePickerDialog timePickerDialog; private AlarmManager alarmManager; private TrackDAO track; private final int REQUEST_CODE = 0; private View currentTrackInfo; private TextView txtCurrentTrackInfo; private TrackDate trackDate; //private boolean okButtonPressed; private Button btnCancelCurrentTrack; private Button btnModifyCurrentTrack; public boolean isTracking() { return corriendo; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); alarmManager = (AlarmManager) getActivity().getSystemService(Activity.ALARM_SERVICE); track = new TrackDAO(getActivity().getApplicationContext()); track.open(); } private void showCurrentTrackInfo(boolean showTrackInfo) { currentTrackInfo.setVisibility(showTrackInfo ? View.VISIBLE : View.GONE); btnTracking.setVisibility(showTrackInfo ? View.GONE : View.VISIBLE); } public void panicButtonPressed() { //se presiona botn de panico, cancelamos "servicio" si aun no esta corriendo y cancelamos la alarma showCurrentTrackInfo(false); //cancelamos la alarma antes de ejecutar el servicio por el botn de pnico //si esta corriendo es que corri por causa de la alarma if (!Util.isMyServiceRunning(getActivity())) { alarmManager.cancel(Util.getServicePendingIntent(getActivity())); } //corriendo siempre ser "true" por que al presionar el botn de pnico // se inizializa el servicio corriendo = true; setupButtonText(); } @Override public void onActivityResult(int requestCode, int resultCode, Intent data) { if (requestCode == REQUEST_CODE && resultCode == Activity.RESULT_OK && data != null) { /* //cancelamos la alarma anterios en caso que se modificque alarmManager.cancel(Util.getServicePendingIntent(getActivity())); //obtenemos data para poder iniciar el rastreo: trackDate = (TrackDate) data.getExtras().get(TrackDialog.TRACK_EXTRA); //mostramos Botones De info setAlarm(trackDate.getEndTimeTrack()); showCurrentTrackInfo(true); txtCurrentTrackInfo.setText(Util.getSimpleDateFormatTrack(trackDate.getStartDateTrack()) ); //alarma para iniciar el servicio de "recordatorio" alarmManager.set(AlarmManager.RTC_WAKEUP, trackDate.getStartTimeTrack().getTimeInMillis(), Util.getServicePendingIntent(getActivity())); */ cancelAlarms(); PreferenciasHancel.setReminderCount(getActivity(), 0); trackDate = (TrackDate) data.getExtras().get(TrackDialog.TRACK_EXTRA); alarmManager.set(AlarmManager.RTC_WAKEUP, trackDate.getStartTimeTrack().getTimeInMillis(), Util.getReminderPendingIntennt(getActivity())); Log.v("Finalizando en: " + new Date(trackDate.getEndTimeTrack().getTimeInMillis())); alarmManager.set(AlarmManager.RTC_WAKEUP, trackDate.getEndTimeTrack().getTimeInMillis(), Util.getStopSchedulePendingIntentWithExtra(getActivity())); //guardamos inicio de alarma PreferenciasHancel.setAlarmStartDate(getActivity(), trackDate.getEndTimeTrack().getTimeInMillis()); showCurrentTrackInfo(true); txtCurrentTrackInfo.setText(Util.getSimpleDateFormatTrack(trackDate.getStartTimeTrack())); } else { super.onActivityResult(requestCode, resultCode, data); } } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View v = inflater.inflate(R.layout.fragment_rastreo, container, false); btnTracking = (Button) v.findViewById(R.id.IniciaTrackId); usuarioDao = new UsuarioDAO(getActivity().getApplicationContext()); usuarioDao.open(); //convertimos a entero el valor minutos = Util.getTrackingMinutes(getActivity().getApplicationContext()); //minutos =4; //Layouts para ocultar o mostrar dependiendo de la alerta currentTrackInfo = v.findViewById(R.id.layoutCurrentTrack); txtCurrentTrackInfo = (TextView) v.findViewById(R.id.txtUltimaAlerta); btnCancelCurrentTrack = (Button) v.findViewById(R.id.btnCancelCurrentTrack); btnModifyCurrentTrack = (Button) v.findViewById(R.id.btnModifyCurrentTrack); btnCancelCurrentTrack.setOnClickListener(this); btnModifyCurrentTrack.setOnClickListener(this); showCurrentTrackInfo(false); Log.v("Buscando el tiempo por defecto para actualizar: " + minutos); if (savedInstanceState != null) { corriendo = savedInstanceState.getBoolean("run"); if (corriendo) { btnTracking.setText(STOP_TRACK); } else { btnTracking.setText(START_TRACK); } } btnTracking.setOnClickListener(this); return v; } private PendingIntent getPendingAlarm() { Intent intent = new Intent(getActivity().getApplicationContext(), AlarmReceiver.class); PendingIntent pendingIntent = PendingIntent.getActivity(getActivity(), RQS_1, intent, PendingIntent.FLAG_CANCEL_CURRENT); return pendingIntent; } @Override public void onResume() { super.onResume(); long time = PreferenciasHancel.getAlarmStartDate(getActivity()); if (time != 0) { Calendar currentTime = Calendar.getInstance(); Calendar alarmTime = Calendar.getInstance(); alarmTime.setTimeInMillis(time); //comparamos la fecha para saber si ya esta corriendo la alarma if (alarmTime.compareTo(currentTime) != -1) //-1 si es antes aun podemos modificar la alarma { showCurrentTrackInfo(true); } txtCurrentTrackInfo.setText(Util.getSimpleDateFormatTrack(alarmTime)); } corriendo = Util.isMyServiceRunning(getActivity().getApplicationContext()); setupButtonText(); } private void setupButtonText() { if (corriendo) { showCurrentTrackInfo(false); btnTracking.setText(STOP_TRACK); } else { btnTracking.setText(START_TRACK); } } protected void createPasswordDialog(final Button btnPanico) { AlertDialog.Builder alert = new AlertDialog.Builder(getActivity()); alert.setTitle("Contrasea para cancelar..."); alert.setMessage("Contrasea:"); // Set an EditText view to get user input final EditText input = new EditText(getActivity()); input.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD); alert.setView(input); alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { String value = input.getText().toString(); //encriptamos el password y lo comparamos con el guardado /* String hash = SimpleCrypto.md5(SimpleCrypto.MD5_KEY); if(hash.length()>0) { String encrypted= SimpleCrypto.encrypt(value, hash); if(encrypted.length()>0) { value = encrypted; } }*/ boolean isOK = usuarioDao.getPassword(value.trim()); if (isOK && btnPanico.getId() == R.id.IniciaTrackId) //buscar en la BD la contrasea { Log.v("Detener Rastreo"); alarmManager.cancel(getPendingAlarm()); btnPanico.setText(START_TRACK); Util.setRunningService(getActivity().getApplicationContext(), false); getActivity().stopService( new Intent(getActivity().getApplicationContext(), LocationManagement.class)); alarmManager.cancel(Util.getPendingAlarmPanicButton(getActivity().getApplicationContext())); corriendo = false; Toast.makeText(getActivity(), "Rastreo Detenido", Toast.LENGTH_SHORT).show(); PreferenciasHancel.setAlarmStartDate(getActivity(), 0); return; } else if (isOK && btnPanico.getId() == R.id.btnCancelCurrentTrack) { //cancelamos alarma para iniciar servicio //alarmManager.cancel(Util.getServicePendingIntent (getActivity())); cancelAlarms(); Toast.makeText(getActivity(), "Programacin de Rastreo Cancelado", Toast.LENGTH_SHORT).show(); showCurrentTrackInfo(false); PreferenciasHancel.setAlarmStartDate(getActivity(), 0); } else if (isOK && btnPanico.getId() == R.id.btnModifyCurrentTrack) { startActivityForResult(new Intent(getActivity(), TrackDialog.class), REQUEST_CODE); } else { Toast.makeText(getActivity(), "Contrasea Incorrecta", Toast.LENGTH_SHORT).show(); return; } } }); alert.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { return; } }); alert.show(); } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (outState != null) { outState.putBoolean("run", corriendo); } } @Override public void onDestroy() { super.onDestroy(); try { if (track != null) { track.close(); } } catch (Exception e) { } } @Override public void onClick(View v) { switch (v.getId()) { case R.id.btnCancelCurrentTrack: //cancelamos alarma para iniciar servicio //alarmManager.cancel(Util.getServicePendingIntent (getActivity())); /*cancelAlarms(); Toast.makeText(getActivity(), "Programacin de Rastreo Cancelado", Toast.LENGTH_SHORT).show(); showCurrentTrackInfo(false); PreferenciasHancel.setAlarmStartDate(getActivity(), 0);*/ //break; case R.id.btnModifyCurrentTrack: createPasswordDialog((Button) v); //startActivityForResult(new Intent(getActivity(), TrackDialog.class),REQUEST_CODE ); break; case R.id.IniciaTrackId: if (!corriendo) { startActivityForResult(new Intent(getActivity(), TrackDialog.class), REQUEST_CODE); } else { //si detenemos rastreo iniciamos un dialogo pidiendo password: createPasswordDialog(btnTracking); } break; default: break; } } private void cancelAlarms() { alarmManager.cancel(Util.getReminderPendingIntennt(getActivity())); alarmManager.cancel(Util.getStopSchedulePendingIntentWithExtra(getActivity())); } }