Android Open Source - android-final-exam-stuff Student Details Fragment

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Back to project page android-final-exam-stuff.

License

The source code is released under:

Apache License

Java Source Code

package tr.edu.iyte.ceng389.finalexamstuff;
/* w w  w.  j  a  va  2 s. c om*/
import android.app.Fragment;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.EditText;
import android.widget.Spinner;

public class StudentDetailsFragment extends Fragment
{
  private EditText studentName;
  private EditText studentNumber;
  private Spinner studentDepartment;
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
  {
    View layout = inflater.inflate(R.layout.student_form, container, false);
    
    studentName = (EditText) layout.findViewById(R.id.editText_name);
    studentNumber = (EditText) layout.findViewById(R.id.editText_number);
    studentDepartment = (Spinner) layout.findViewById(R.id.spinner_department);
    
    Bundle args = getArguments();
    if(args != null)
    {
      long id = args.getLong(StudentProvider.COLUMN_ID);
      
      String[] projection = new String[]
      {
        StudentProvider.COLUMN_ID,
        StudentProvider.COLUMN_NAME,
        StudentProvider.COLUMN_NUMBER,
        StudentProvider.COLUMN_DEPARTMENT
      };
      
      Cursor cursor = getActivity().getContentResolver().query(Uri.withAppendedPath(StudentProvider.CONTENT_URI, "" + id), projection, null, null, null);
      
      Student student = StudentProvider.cursorToStudent(cursor);
      if(student != null)
      {
        studentName.setText(student.getName());
        studentNumber.setText("" + student.getNumber());
        studentDepartment.setSelection(student.getDepartment().ordinal());
      }
    }
    
    return layout;
  }
  
  public Student getStudent()
  {
    String name = null;
    int number = -1;
    Student.Departments department = null;
    
    if(studentName != null)
    {
      name = studentName.getText().toString();
    }
    if(studentNumber != null)
    {
      number = Integer.parseInt(studentNumber.getText().toString());
    }
    if(studentDepartment != null)
    {
      department = Student.Departments.values()[studentDepartment.getSelectedItemPosition()];
    }
    
    if(name != null && number != -1 && department != null)
      return new Student(-1, name, number, department);
    else
      return null;
  }
}

Java Source Code List

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