Android Open Source - iEtueri New Homework Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

package homework;
/*from  w  ww . java2s  .c om*/
import java.util.Calendar;

import navigationdrawer.MainActivity;
import navigationdrawer.NavigationDrawerController;
import subject.DetailSubjectFragment;
import subject.Subject;
import utility.DatabaseContract;
import utility.DatabaseHelper;
import utility.DatePickerDialogFragment;
import utility.OnBackPressed;
import utility.OnClickButtonXml;
import utility.PriorityDialogFragment;
import utility.TimePickerDialogFragment;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.ContentValues;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.javils.ietueri.R;

public class NewHomeworkFragment extends Fragment implements OnClickButtonXml, OnBackPressed {

  private EditText homeworkName;
  private Button date;
  private Button fromHour;
  private Button toHour;
  private Button priority;
  private EditText note;
  private EditText description;

  private Subject subject;

  private Homework homeworkToEdit;

  private DatabaseHelper dbHelper;
  private SQLiteDatabase db;

  /** Code for the priority */
  public static final int PRIORITY_CODE = 2;

  public static final int HIGH_PRIORITY = 0;
  public static final int NORMAL_PRIORITY = 1;
  public static final int LOW_PRIORITY = 2;

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_new_homework, container, false);

    dbHelper = new DatabaseHelper(getActivity());
    db = dbHelper.getWritableDatabase();

    /** Get the instances of the views */
    homeworkName = (EditText) view.findViewById(R.id.newhomework_homework_name);
    date = (Button) view.findViewById(R.id.newhomework_end_date);
    fromHour = (Button) view.findViewById(R.id.newhomework_from_hour);
    toHour = (Button) view.findViewById(R.id.newhomework_to_hour);
    note = (EditText) view.findViewById(R.id.newhomework_note);
    description = (EditText) view.findViewById(R.id.newhomework_description);
    priority = (Button) view.findViewById(R.id.newhomework_priority);

    if (homeworkToEdit != null) {
      homeworkName.setText(homeworkToEdit.getName());
      date.setHint(homeworkToEdit.getEnd());
      fromHour.setHint(homeworkToEdit.getInitHour());
      toHour.setHint(homeworkToEdit.getEndHour());
      note.setText("" + homeworkToEdit.getNote());
      description.setText(homeworkToEdit.getDescription());
      String sPriority = getString(R.string.normal_priority);
      switch (homeworkToEdit.getPriority()) {
      case HIGH_PRIORITY:
        sPriority = getString(R.string.high_priority);
        break;
      case LOW_PRIORITY:
        sPriority = getString(R.string.low_priority);
        break;
      }
      priority.setHint(sPriority);
    }

    Calendar calendar = Calendar.getInstance();

    int year = calendar.get(Calendar.YEAR);
    int month = calendar.get(Calendar.MONTH);
    int day = calendar.get(Calendar.DAY_OF_MONTH);
    int hour = calendar.get(Calendar.HOUR_OF_DAY);
    int minute = calendar.get(Calendar.MINUTE);

    date.setHint(day + "/" + (month + 1) + "/" + year);
    fromHour.setHint(hour + ":" + minute);
    toHour.setHint((hour + 1) + ":" + minute);

    return view;
  }

  @Override
  public void onAttach(Activity activity) {
    super.onAttach(activity);
    ((MainActivity) activity).onSectionAttached(getArguments()
        .getInt(NavigationDrawerController.ARG_SECTION_NUMBER));
  }

  @Override
  public void onClickXml(View view) {
    switch (view.getId()) {
    case R.id.newhomework_end_date:
      showDatePickerDialog(view);
      break;
    case R.id.newhomework_from_hour:
    case R.id.newhomework_to_hour:
      showTimePickerDialog(view);
      break;
    case R.id.newhomework_priority:
      showPriorityDialog(view);
      break;
    case R.id.newhomework_cancel:
      cancelHomework();
      break;
    case R.id.newhomework_acept:
      if (homeworkToEdit == null)
        addNewHomework();
      else
        updateHomework();
      break;
    }
  }

  public void showPriorityDialog(View view) {
    PriorityDialogFragment priorityFragment = new PriorityDialogFragment();
    priorityFragment.setHandler((Button) view);
    priorityFragment.setTargetFragment(this, PRIORITY_CODE);
    priorityFragment.show(getFragmentManager(), "newPriorityDialog");
  }

  public void cancelHomework() {
    FragmentManager fragmentManager = getFragmentManager();
    Fragment newFragment = NavigationDrawerController
        .newInstance(NavigationDrawerController.SECTION_NUMBER_DETAIL_SUBJECT);
    if (newFragment instanceof OnClickButtonXml)
      MainActivity.setOnClickFragment(newFragment);
    MainActivity.setCurrentFragment(newFragment);
    ((DetailSubjectFragment) newFragment).setSubject(subject);
    fragmentManager.beginTransaction().replace(R.id.navigation_drawer_container, newFragment).commit();

    /** Close the database */
    db.close();
    dbHelper.close();
  }

  public int getPrority() {
    int result = NORMAL_PRIORITY;
    if (priority.getHint().toString().equals(getString(R.string.high_priority)))
      result = HIGH_PRIORITY;
    else if (priority.getHint().toString().equals(getString(R.string.low_priority)))
      result = LOW_PRIORITY;

    return result;
  }

  public void addNewHomework() {
    if (homeworkName.getText().toString().isEmpty())
      Toast.makeText(getActivity(), "No hay nombre de tarea. Por favor rellenalo.", Toast.LENGTH_SHORT).show();
    else {
      /** Fill the database with the data */
      ContentValues values = new ContentValues();
      values.put(DatabaseContract.Homework.COLUMN_NAME_HOMEWORK_NAME, homeworkName.getText().toString());
      date.setText(date.getText().toString().replaceAll("/", "-"));
      values.put(DatabaseContract.Homework.COLUMN_NAME_END_DATE, fromHour.getHint().toString() + "-"
          + toHour.getHint().toString() + "-" + date.getHint().toString());
      float inote = 0;
      if (!note.getText().toString().isEmpty())
        inote = Float.valueOf(note.getText().toString());
      values.put(DatabaseContract.Homework.COLUMN_NAME_NOTE, inote);
      values.put(DatabaseContract.Homework.COLUMN_NAME_PRIORITY, getPrority());
      values.put(DatabaseContract.Homework.COLUMN_NAME_DONE, false);
      values.put(DatabaseContract.Homework.COLUMN_NAME_PONDERATION, " ");
      values.put(DatabaseContract.Homework.COLUMN_NAME_SUBJECT_ID, subject.getId());
      values.put(DatabaseContract.Homework.COLUMN_NAME_DESCRIPTION, description.getText().toString());

      db.insert(DatabaseContract.Homework.TABLE_NAME, null, values);

      values.clear();
      subject.setNumberOfTasks(subject.getNumberOfTasks() + 1);
      subject.setHomeworkId(subject.getHomeworkId()
          + DatabaseHelper.getNextId(db, DatabaseContract.Homework.TABLE_NAME) + ";");
      values.put(DatabaseContract.Subjects.COLUMN_NAME_HOMEWORK_ID, subject.getHomeworkId());
      String[] args = { String.valueOf(subject.getId()) };
      db.update(DatabaseContract.Subjects.TABLE_NAME, values, DatabaseContract.Subjects._ID + "=?", args);

      /** Back to Courses view */
      FragmentManager fragmentManager = getFragmentManager();
      Fragment newFragment = NavigationDrawerController
          .newInstance(NavigationDrawerController.SECTION_NUMBER_DETAIL_SUBJECT);
      if (newFragment instanceof OnClickButtonXml)
        MainActivity.setOnClickFragment(newFragment);
      MainActivity.setCurrentFragment(newFragment);
      ((DetailSubjectFragment) newFragment).setSubject(subject);
      fragmentManager.beginTransaction().replace(R.id.navigation_drawer_container, newFragment).commit();

      /** Close the database */
      db.close();
      dbHelper.close();
    }
  }

  public void updateHomework() {
    if (homeworkName.getText().toString().isEmpty())
      Toast.makeText(getActivity(), "No hay nombre de tarea. Por favor rellenalo.", Toast.LENGTH_SHORT).show();
    else {
      /** Fill the database with the data */
      ContentValues values = new ContentValues();
      values.put(DatabaseContract.Homework.COLUMN_NAME_HOMEWORK_NAME, homeworkName.getText().toString());
      date.setText(date.getText().toString().replaceAll("/", "-"));
      values.put(DatabaseContract.Homework.COLUMN_NAME_END_DATE, fromHour.getHint().toString() + "-"
          + toHour.getHint().toString() + "-" + date.getHint().toString());
      float inote = 0;
      if (!note.getText().toString().isEmpty())
        inote = Float.valueOf(note.getText().toString());
      values.put(DatabaseContract.Homework.COLUMN_NAME_NOTE, inote);
      values.put(DatabaseContract.Homework.COLUMN_NAME_PRIORITY, getPrority());
      values.put(DatabaseContract.Homework.COLUMN_NAME_DONE, false);
      values.put(DatabaseContract.Homework.COLUMN_NAME_PONDERATION, " ");
      values.put(DatabaseContract.Homework.COLUMN_NAME_SUBJECT_ID, subject.getId());
      values.put(DatabaseContract.Homework.COLUMN_NAME_DESCRIPTION, description.getText().toString());

      String[] id = { "" + homeworkToEdit.getId() };
      db.update(DatabaseContract.Homework.TABLE_NAME, values, DatabaseContract.Homework._ID + "=?", id);

      /** Back to Courses view */
      FragmentManager fragmentManager = getFragmentManager();
      Fragment newFragment = NavigationDrawerController
          .newInstance(NavigationDrawerController.SECTION_NUMBER_DETAIL_SUBJECT);
      if (newFragment instanceof OnClickButtonXml)
        MainActivity.setOnClickFragment(newFragment);
      MainActivity.setCurrentFragment(newFragment);
      ((DetailSubjectFragment) newFragment).setSubject(subject);
      fragmentManager.beginTransaction().replace(R.id.navigation_drawer_container, newFragment).commit();

      /** Close the database */
      db.close();
      dbHelper.close();
    }
  }

  public void showTimePickerDialog(View view) {
    TimePickerDialogFragment timeFragment = new TimePickerDialogFragment();
    timeFragment.setHandler((Button) view);
    timeFragment.show(getFragmentManager(), "newHomeworkTimePicker");
  }

  public void showDatePickerDialog(View view) {
    DatePickerDialogFragment dateFragment = new DatePickerDialogFragment();
    dateFragment.setHandler((Button) view);
    dateFragment.show(getFragmentManager(), "newHomeworkDatePicker");
  }

  public Subject getSubject() {
    return subject;
  }

  public void setSubject(Subject subject) {
    this.subject = subject;
  }

  public Homework getHomeworkToEdit() {
    return homeworkToEdit;
  }

  public void setHomeworkToEdit(Homework homeworkToEdit) {
    this.homeworkToEdit = homeworkToEdit;
  }

  @Override
  public void onBackPressed() {
    cancelHomework();
  }
}

Java Source Code List

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