Android Open Source - 2014-Droid-code Add Student

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License

The source code is released under:

GNU General Public License

Java Source Code

package cs518.sample.database;
/*from   w ww .j a va  2 s. c o m*/
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

/* 
 * AddStudent.class
 * 
 * This Activity is a UI used simply to add records to the db
 *
 * It uses a DBHelper class for the sqlite database
 */
public class AddStudent extends Activity implements OnClickListener {
  
    public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_add);
      
      Button btn_submit = (Button)findViewById(R.id.btn_submit);
      btn_submit.setOnClickListener(this);
    }

  public void onClick(View v) {
    int grade;
    DBHelper dbh = DBHelper.getDBHelper(this);
    // get the data from the UI
    String firstName = ((EditText)findViewById(R.id.et_name)).getText().toString();
    String lastName = ((EditText)findViewById(R.id.et_lastName)).getText().toString();
    String className = ((EditText)findViewById(R.id.et_class)).getText().toString();
    try {
    grade = Integer.parseInt(((EditText)findViewById(R.id.et_grade)).getText().toString());
    } catch (NumberFormatException e) {
      grade = -1;    // not a valid grade
    }
    // add the data to the db
    long code = dbh.insertNewStudent(firstName, lastName, className, grade);
    if (code != -1)
      Toast.makeText(this, R.string.insert_ok, Toast.LENGTH_LONG).show();
    // finish() means one entry at a time
    // finish();  
  }
}

Java Source Code List

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