Exemplo n.º 1
0
 public void actionPerformed(ActionEvent a) {
   if (a.getSource() == byes) {
     msg = "You Pressed Yes Button";
   } else if (a.getSource() == bno) {
     msg = "You Pressed No Button";
   }
   repaint();
 }
Exemplo n.º 2
0
 public void actionPerformed(ActionEvent e) {
   if (e.getSource() == top) {
     tabbedpane.setTabPlacement(JTabbedPane.TOP);
   } else if (e.getSource() == left) {
     tabbedpane.setTabPlacement(JTabbedPane.LEFT);
   } else if (e.getSource() == bottom) {
     tabbedpane.setTabPlacement(JTabbedPane.BOTTOM);
   } else if (e.getSource() == right) {
     tabbedpane.setTabPlacement(JTabbedPane.RIGHT);
   }
 }
Exemplo n.º 3
0
  public void actionPerformed(ActionEvent e) {

    if (!e.getActionCommand().equals("re")) {
      int pos = Integer.parseInt(e.getActionCommand());
      int count = Integer.parseInt(a[pos].getText());
      String input = "";
      int count2 = 0;

      if (count < 1)
        JOptionPane.showMessageDialog(
            null, "Error", "Error! Already empty!", JOptionPane.WARNING_MESSAGE);
      else if (count < 9) {

        try {
          input = JOptionPane.showInputDialog("How many do you want to remove? ");
          count2 = Integer.parseInt(input);
        } catch (NullPointerException w) {
        } catch (NumberFormatException w) {
        }

        if (count2 > 0 && count2 < 9) {
          a[pos].setLabel((count - count2) + "");
          if ((count - count2) > 2) a[pos].setBackground(Color.yellow);
          else if ((count - count2) > 0) a[pos].setBackground(Color.red);
          else {
            a[pos].setBackground(Color.white);
            win++;
          }

          if (count2 > 0 && input != null) turn++;

          repaint();
        } else
          JOptionPane.showMessageDialog(
              null, "Error", "Error! Invalid Input!", JOptionPane.WARNING_MESSAGE);
      }
    } else {
      for (int i = 0; i < row; i++) {
        a[i].setLabel("8");
        a[i].setBackground(Color.yellow);
      }

      status.setText("Welcome! The person to remove the final stones loses!");
    }

    if (turn % 2 == 0) status.setText(name + "'s turn!");
    else status.setText(name2 + "'s turn!");

    if (win >= 10) {
      if (turn % 2 == 1) status.setText(name + " is the winner!");
      else status.setText(name2 + " is the winner!");
    }
  }
Exemplo n.º 4
0
 public void actionPerformed(ActionEvent ae) {
   String action = ae.getActionCommand();
   if (action.equals("refresh")) {
     routerThread = new Thread(this);
     routerThread.start();
   }
 }
Exemplo n.º 5
0
 public void actionPerformed(ActionEvent ae) {
   String s = ae.getActionCommand();
   double we, h;
   double r;
   we = Integer.parseInt(weight.getText());
   h = Integer.parseInt(height.getText());
   h = (h / 100);
   h = h * h;
   r = we / h;
   result.setText(String.valueOf(r));
   if (r < 18.5) {
     not.setForeground(Color.YELLOW);
     not.setText(String.valueOf("UnderWeight"));
   }
   if (r >= 18.5 && r < 24.9) {
     not.setForeground(Color.GREEN);
     not.setText(String.valueOf("Normal"));
   }
   if (r > 25 && r < 29.9) {
     not.setForeground(Color.ORANGE);
     not.setText(String.valueOf("Overweight"));
   }
   if (r >= 30) {
     not.setForeground(Color.RED);
     not.setText(String.valueOf("Obese"));
   }
   repaint();
 }
Exemplo n.º 6
0
 public void actionPerformed(ActionEvent e) {
   JButton tempB = (JButton) e.getSource();
   option = tempB.getText();
   if (option.equals("+")) {
     txt.setText(myCalculat.opAdd(txt.getText()));
     ifOp = true;
   } else if (option.equals("-")) {
     txt.setText(myCalculat.opSubtract(txt.getText()));
     ifOp = true;
   } else if (option.equals("*")) {
     txt.setText(myCalculat.opMultiply(txt.getText()));
     ifOp = true;
   } else if (option.equals("/")) {
     txt.setText(myCalculat.opDivide(txt.getText()));
     ifOp = true;
   } else if (option.equals("=")) {
     txt.setText(myCalculat.opEquals(txt.getText()));
     ifOp = true;
   } else if (option.equals("C")) {
     txt.setText("");
     ifOp = true;
   }
 }
  /**
   * Method declaration
   *
   * @param ev
   */
  public void actionPerformed(ActionEvent ev) {

    String s = ev.getActionCommand();

    if (s == null) {
      if (ev.getSource() instanceof MenuItem) {
        MenuItem i;

        s = ((MenuItem) ev.getSource()).getLabel();
      }
    }

    if (s.equals("Execute")) {
      execute();
    } else if (s.equals("Exit")) {
      windowClosing(null);
    } else if (s.equals("Transfer")) {
      Transfer.work(null);
    } else if (s.equals("Dump")) {
      Transfer.work(new String[] {"-d"});

      /* NB - 26052002 Restore is not implemented yet in the transfer tool */
      /*
              } else if (s.equals("Restore")) {
                  Transfer.work(new String[]{"-r"});
      */
    } else if (s.equals("Logging on")) {
      jdbcSystem.setLogToSystem(true);
    } else if (s.equals("Logging off")) {
      jdbcSystem.setLogToSystem(false);
    } else if (s.equals("Refresh Tree")) {
      refreshTree();
    } else if (s.startsWith("#")) {
      int i = Integer.parseInt(s.substring(1));

      txtCommand.setText(sRecent[i]);
    } else if (s.equals("Connect...")) {
      connect(ConnectionDialog.createConnection(fMain, "Connect"));
      refreshTree();
    } else if (s.equals("Results in Grid")) {
      iResult = 0;

      pResult.removeAll();
      pResult.add("Center", gResult);
      pResult.doLayout();
    } else if (s.equals("Open Script...")) {
      FileDialog f = new FileDialog(fMain, "Open Script", FileDialog.LOAD);

      // (ulrivo): set default directory if set from command line
      if (defDirectory != null) {
        f.setDirectory(defDirectory);
      }

      f.show();

      String file = f.getFile();

      if (file != null) {
        txtCommand.setText(DatabaseManagerCommon.readFile(f.getDirectory() + file));
      }
    } else if (s.equals("Save Script...")) {
      FileDialog f = new FileDialog(fMain, "Save Script", FileDialog.SAVE);

      // (ulrivo): set default directory if set from command line
      if (defDirectory != null) {
        f.setDirectory(defDirectory);
      }

      f.show();

      String file = f.getFile();

      if (file != null) {
        DatabaseManagerCommon.writeFile(f.getDirectory() + file, txtCommand.getText());
      }
    } else if (s.equals("Save Result...")) {
      FileDialog f = new FileDialog(fMain, "Save Result", FileDialog.SAVE);

      // (ulrivo): set default directory if set from command line
      if (defDirectory != null) {
        f.setDirectory(defDirectory);
      }

      f.show();

      String file = f.getFile();

      if (file != null) {
        showResultInText();
        DatabaseManagerCommon.writeFile(f.getDirectory() + file, txtResult.getText());
      }
    } else if (s.equals("Results in Text")) {
      iResult = 1;

      pResult.removeAll();
      pResult.add("Center", txtResult);
      pResult.doLayout();
      showResultInText();
    } else if (s.equals("AutoCommit on")) {
      try {
        cConn.setAutoCommit(true);
      } catch (SQLException e) {
      }
    } else if (s.equals("AutoCommit off")) {
      try {
        cConn.setAutoCommit(false);
      } catch (SQLException e) {
      }
    } else if (s.equals("Enlarge Tree")) {
      Dimension d = tTree.getMinimumSize();

      d.width += 20;

      tTree.setMinimumSize(d);
      fMain.pack();
    } else if (s.equals("Shrink Tree")) {
      Dimension d = tTree.getMinimumSize();

      d.width -= 20;

      if (d.width >= 0) {
        tTree.setMinimumSize(d);
      }

      fMain.pack();
    } else if (s.equals("Enlarge Command")) {
      txtCommand.setRows(txtCommand.getRows() + 1);
      fMain.pack();
    } else if (s.equals("Shrink Command")) {
      int i = txtCommand.getRows() - 1;

      txtCommand.setRows(i < 1 ? 1 : i);
      fMain.pack();
    } else if (s.equals("Commit")) {
      try {
        cConn.commit();
      } catch (SQLException e) {
      }
    } else if (s.equals("Insert test data")) {
      insertTestData();
    } else if (s.equals("Rollback")) {
      try {
        cConn.rollback();
      } catch (SQLException e) {
      }
    } else if (s.equals("Disable MaxRows")) {
      try {
        sStatement.setMaxRows(0);
      } catch (SQLException e) {
      }
    } else if (s.equals("Set MaxRows to 100")) {
      try {
        sStatement.setMaxRows(100);
      } catch (SQLException e) {
      }
    } else if (s.equals("SELECT")) {
      showHelp(DatabaseManagerCommon.selectHelp);
    } else if (s.equals("INSERT")) {
      showHelp(DatabaseManagerCommon.insertHelp);
    } else if (s.equals("UPDATE")) {
      showHelp(DatabaseManagerCommon.updateHelp);
    } else if (s.equals("DELETE")) {
      showHelp(DatabaseManagerCommon.deleteHelp);
    } else if (s.equals("CREATE TABLE")) {
      showHelp(DatabaseManagerCommon.createTableHelp);
    } else if (s.equals("DROP TABLE")) {
      showHelp(DatabaseManagerCommon.dropTableHelp);
    } else if (s.equals("CREATE INDEX")) {
      showHelp(DatabaseManagerCommon.createIndexHelp);
    } else if (s.equals("DROP INDEX")) {
      showHelp(DatabaseManagerCommon.dropIndexHelp);
    } else if (s.equals("CHECKPOINT")) {
      showHelp(DatabaseManagerCommon.checkpointHelp);
    } else if (s.equals("SCRIPT")) {
      showHelp(DatabaseManagerCommon.scriptHelp);
    } else if (s.equals("SHUTDOWN")) {
      showHelp(DatabaseManagerCommon.shutdownHelp);
    } else if (s.equals("SET")) {
      showHelp(DatabaseManagerCommon.setHelp);
    } else if (s.equals("Test Script")) {
      showHelp(DatabaseManagerCommon.testHelp);
    }
  }
Exemplo n.º 8
0
 public void actionPerformed(ActionEvent e) {
   if (e.getSource() == b) {
     if (makeConnection()) {
       if (!t1.getText().equals("")
           & !t2.getText().equals("")
           & !t3.getText().equals("")
           & !t4.getText().equals("")) {
         det dez = new det();
         if (dez.date(t4.getText())) {
           String a = t1.getText();
           String b = t2.getText();
           String c = t3.getText();
           String d = t4.getText();
           String ef = t5.getText();
           try {
             st = cn.createStatement();
             String sql = "insert into detalle_ventas values('";
             sql += a;
             sql += "', '";
             sql += b + "', '" + c + "', '" + d + "', '" + ef;
             sql += "')";
             int eaz = st.executeUpdate(sql);
             javax.swing.JOptionPane.showMessageDialog(
                 null,
                 "Se han creado " + eaz + " registros en la base de datos",
                 "informacion",
                 javax.swing.JOptionPane.INFORMATION_MESSAGE);
             start();
           } catch (SQLException exz) {
             javax.swing.JOptionPane.showMessageDialog(
                 null,
                 "Ha ocurrido un error, favor de checar que la clave no ha sido ingresada ya con anterioridad  \n si el problema persiste contacte con el administrador \nError: "
                     + exz.getSQLState()
                     + ""
                     + exz.getMessage(),
                 "Error",
                 javax.swing.JOptionPane.INFORMATION_MESSAGE);
           } catch (Exception ez) {
             System.out.println(ez.getMessage());
           }
         } else {
           javax.swing.JOptionPane.showMessageDialog(
               null,
               "Favor de llenar la fecha con un formato correcto dd/mm/aaaa",
               "Error!!!",
               javax.swing.JOptionPane.ERROR_MESSAGE);
         }
       } else {
         javax.swing.JOptionPane.showMessageDialog(
             null,
             "Favor de llenar todos los datos correctamente",
             "Error!!!",
             javax.swing.JOptionPane.ERROR_MESSAGE);
       }
     } else {
       javax.swing.JOptionPane.showMessageDialog(
           null,
           "Un error ha ocurrido al intentar conectar con la base de datos, \n reinicie el componente o contacte con el administrador",
           "Error",
           javax.swing.JOptionPane.ERROR_MESSAGE);
     }
   }
   try {
     cn.close();
   } catch (Exception esa) {
     System.out.println(esa.getMessage());
   }
 }
Exemplo n.º 9
0
import java.applet.*;
Exemplo n.º 10
0
 public void actionPerformed(ActionEvent e) {
   JButton tempB = (JButton) e.getSource();
   s = tempB.getText();
   setTextFieldText();
 }
 //
 // This method is called when a button is pressed.
 //
 public synchronized void actionPerformed(ActionEvent evt) {
   if (viewer.inSeparateFrame) viewer.vncFrame.dispose();
   if (evt.getSource() == reloginButton)
     viewer.getAppletContext().showDocument(viewer.getDocumentBase());
 }
Exemplo n.º 12
0
  public void actionPerformed(ActionEvent e) {
    Object src = e.getSource();
    if (src == timer) {
      for (int i = 0; i < speed; i++) // integrate a few steps
      md.vv();
      repaint();
      return;
    }

    boolean adjCanvasScale = false;

    if (src == bTstat) md.thermostat = !md.thermostat;

    if (src == bPot) {
      md.ljPotential = !md.ljPotential;
      md.clearData();

      if (timer.isRunning()) timer.stop();
      bStart.setSelected(false);
      bStart.setText("Start");
      md.init(md.rho);
    }

    if (src == tTemp || src == bReset) {
      double kT = Double.parseDouble(tTemp.getText().trim());
      if (kT < 1e-8) {
        kT = 1e-8;
        tTemp.setText("  " + kT);
      }
      md.kT = kT;
      md.clearData();
    }

    if (src == tRho || src == bReset) {
      double rho = Double.parseDouble(tRho.getText().trim());
      if (rho < 1e-3) {
        rho = 1e-3;
        tRho.setText("   " + rho);
      }
      if (rho > 1.2) {
        rho = 1.2;
        tRho.setText("   " + rho);
      }
      md.setDensity(rho);
      md.clearData();
      adjCanvasScale = true;
    }

    if (src == tSpeed || src == bReset) {
      speed = Integer.parseInt(tSpeed.getText().trim());
      if (speed < 1) {
        speed = 1;
        tSpeed.setText("   " + speed);
      }
    }

    if (src == bRetime) md.clearData();

    if (src == bStart) {
      boolean on = bStart.isSelected();
      if (on) {
        timer.restart();
        bStart.setText("Pause");
      } else {
        timer.stop();
        bStart.setText("Resume");
      }
    }

    if (src == tNum) {
      int n = Integer.parseInt(tNum.getText().trim());
      if (n < 2) {
        n = 2;
        tNum.setText(" " + n);
      }
      md.N = n;
      md.init(md.rho);
      adjCanvasScale = true;
    }

    if (src == bReset) {
      if (timer.isRunning()) timer.stop();
      bStart.setSelected(false);
      bStart.setText("Start");
      md.init(md.rho);
    }

    canvas.refresh(md.getXWrap(), md.N, true, adjCanvasScale);

    repaint();
  }
  public void actionPerformed(ActionEvent e) {
    String a, b, c, f, g, h, j, k, l, m, n, o, p, tol = "";

    try {
      Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
      con = DriverManager.getConnection("jdbc:odbc:db2");
      stm = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);
    } catch (Exception error) {
      System.out.println(error);
    }

    if (e.getSource() == student) {
      name = "Student";
      cl.show(pnc, "cstu");
      try {
        rs = stm.executeQuery("Select * from Student");
        rs.next();
        t1.setText(rs.getString(1));
        t2.setText(rs.getString(2));
        t3.setText(rs.getString(3));
        t4.setText(rs.getString(4));
        t5.setText(rs.getString(5));
        t6.setText(rs.getString(6));
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == teacher) {
      name = "Teacher";
      cl.show(pnc, "ctea");
      try {
        rs = stm.executeQuery("Select * from Teacher");
        rs.next();
        t11.setText(rs.getString(1));
        t12.setText(rs.getString(2));
        t13.setText(rs.getString(3));
        t14.setText(rs.getString(4));
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == course) {
      name = "Course";
      cl.show(pnc, "ccou");
      try {
        rs = stm.executeQuery("Select * from Course");
        rs.next();
        t7.setText(rs.getString(1));
        t8.setText(rs.getString(2));
        t9.setText(rs.getString(3));
        t0.setText(rs.getString(4));
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == result) {
      name = "Result";
      cl.show(pnc, "cres");
      try {
        rs = stm.executeQuery("Select * from Result");
        rs.next();
        t15.setText(rs.getString(1));
        t16.setText(rs.getString(2));
        t17.setText(rs.getString(3));
        t18.setText(rs.getString(4));
        t19.setText(rs.getString(5));
        t20.setText(rs.getString(6));
        t21.setText(rs.getString(7));
        t22.setText(rs.getString(8));
        t23.setText(rs.getString(9));
        t24.setText(rs.getString(10));
        t25.setText(rs.getString(11));
        t26.setText(rs.getString(12));
        t27.setText(rs.getString(13));
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == b6) {
      Vector cols = new Vector();
      Vector rows = new Vector();

      if (z == 1) {
        String sql = "Select * from " + co;
        try {
          rs = stm.executeQuery(sql);
          meta = rs.getMetaData();
          for (int i = 1; i <= meta.getColumnCount(); i++) cols.addElement(meta.getColumnName(i));
          while (rs.next()) {
            Vector currow = new Vector();
            for (int i = 1; i <= meta.getColumnCount(); i++) currow.addElement(rs.getString(i));
            rows.addElement(currow);
          }
        } catch (Exception ex) {
          System.out.print(ex);
        }
        tb = new JTable(rows, cols);
        js = new JScrollPane(tb);
        pne2.remove(js);
        pne2.add(blk, "bb");
        cl2.show(pne2, "bb");
        pne2.add(js, "jjs");
        cl2.show(pne2, "jjs");
        pne2.remove(blk);
        z = 0;
      }
    }

    if (e.getSource() == b1) // **** ADD BUTTON ****//
    {
      if (name == "Student") {
        a = t1.getText();
        b = t2.getText();
        c = t3.getText();
        f = t4.getText();
        g = t5.getText();
        h = t6.getText();

        tol =
            "Insert into Student values ('"
                + a
                + "','"
                + b
                + "','"
                + c
                + "','"
                + f
                + "','"
                + g
                + "','"
                + h
                + "')";
      }

      if (name == "Teacher") {
        a = t11.getText();
        b = t12.getText();
        c = t13.getText();
        f = t14.getText();

        tol = "Insert into Teacher values ('" + a + "','" + b + "','" + c + "','" + f + "')";
      }

      if (name == "Course") {
        a = t7.getText();
        b = t8.getText();
        c = t9.getText();
        f = t0.getText();

        tol = "Insert into Course values ('" + a + "','" + b + "','" + c + "','" + f + "')";
      }

      if (name == "Result") {
        a = t15.getText();
        b = t16.getText();
        c = t17.getText();
        f = t18.getText();
        g = t19.getText();
        h = t20.getText();
        j = t21.getText();
        k = t22.getText();
        l = t23.getText();
        m = t24.getText();
        n = t25.getText();
        o = t26.getText();
        p = t27.getText();

        tol =
            "Insert into Result values ('"
                + a
                + "','"
                + b
                + "','"
                + c
                + "','"
                + f
                + "','"
                + g
                + "','"
                + h
                + "','"
                + j
                + "','"
                + k
                + "','"
                + l
                + "','"
                + m
                + "','"
                + n
                + "','"
                + o
                + "','"
                + p
                + "')";
      }
      try {
        stm.executeUpdate(tol);
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == b2) // **** DELETE BUTTON ****//
    {
      if (name == "Student") {
        b = t2.getText();
        tol = "Delete from Student where Id = '" + b + "'";
      }

      if (name == "Teacher") {
        b = t12.getText();
        tol = "Delete from Teacher where Id = '" + b + "'";
      }

      if (name == "Course") {
        b = t8.getText();
        tol = "Delete from Course where Id = '" + b + "'";
      }

      if (name == "Result") {
        b = t16.getText();
        tol = "Delete from Result where Code = '" + b + "'";
      }
      try {
        stm.executeUpdate(tol);
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == b3) // **** UPDATE BUTTON ****//
    {
      if (name == "Student") {
        a = t1.getText();
        b = t2.getText();
        c = t3.getText();
        f = t4.getText();
        g = t5.getText();
        h = t6.getText();

        tol =
            "Update Student set Name = '"
                + a
                + "', ID = '"
                + b
                + "', Dept = '"
                + c
                + "', CGPA = '"
                + f
                + "', Address = '"
                + g
                + "', Cell = '"
                + h
                + "' where ID = '"
                + b
                + "'";
      }

      if (name == "Teacher") {
        a = t11.getText();
        b = t12.getText();
        c = t13.getText();
        f = t14.getText();

        tol =
            "Update Teacher set Name = '"
                + a
                + "', ID = '"
                + b
                + "', Dept = '"
                + c
                + "', Course = '"
                + f
                + "' where ID = '"
                + b
                + "'";
      }

      if (name == "Course") {
        a = t7.getText();
        b = t8.getText();
        c = t9.getText();
        f = t0.getText();

        tol =
            "Update Course set Name = '"
                + a
                + "', Code = '"
                + b
                + "', Credit = '"
                + c
                + "', Prerecusite = '"
                + f
                + "' where Code = '"
                + b
                + "'";
      }

      if (name == "Result") {
        a = t15.getText();
        b = t16.getText();
        c = t17.getText();
        f = t18.getText();
        g = t19.getText();
        h = t20.getText();
        j = t21.getText();
        k = t22.getText();
        l = t23.getText();
        m = t24.getText();
        n = t25.getText();
        o = t26.getText();
        p = t27.getText();

        tol =
            "Update Result set Course = '"
                + a
                + "', Code = '"
                + b
                + "', Credit = '"
                + c
                + "', A = '"
                + f
                + "', B+ = '"
                + g
                + "', B = '"
                + h
                + "', C+ = '"
                + j
                + "', C = '"
                + k
                + "', D+ = '"
                + l
                + "', D = '"
                + m
                + "', F = '"
                + n
                + "', I = '"
                + o
                + "', W = '"
                + p
                + "' where Code = '"
                + b
                + "'";
        // JOptionPane.showMessageDialog(null,tol,null,JOptionPane.PLAIN_MESSAGE);
        // tol = "Update Result set Course = '"+a+"', Code = '"+b+"', Credit = '"+c+"' where Code =
        // '"+b+"'";
      }
      try {
        stm.executeUpdate(tol);
      } catch (Exception error) {
        System.out.println(error);
      }
    }

    if (e.getSource() == b4) // **** NEXT BUTTON ****//
    {
      if (name == "Student") {
        try {
          if (rs.next()) {
            t1.setText(rs.getString(1));
            t2.setText(rs.getString(2));
            t3.setText(rs.getString(3));
            t4.setText(rs.getString(4));
            t5.setText(rs.getString(5));
            t6.setText(rs.getString(6));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Teacher") {
        try {
          if (rs.next()) {
            t11.setText(rs.getString(1));
            t12.setText(rs.getString(2));
            t13.setText(rs.getString(3));
            t14.setText(rs.getString(4));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Course") {
        try {
          if (rs.next()) {
            t7.setText(rs.getString(1));
            t8.setText(rs.getString(2));
            t9.setText(rs.getString(3));
            t0.setText(rs.getString(4));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Result") {
        try {
          if (rs.next()) {
            t15.setText(rs.getString(1));
            t16.setText(rs.getString(2));
            t17.setText(rs.getString(3));
            t18.setText(rs.getString(4));
            t19.setText(rs.getString(5));
            t20.setText(rs.getString(6));
            t21.setText(rs.getString(7));
            t22.setText(rs.getString(8));
            t23.setText(rs.getString(9));
            t24.setText(rs.getString(10));
            t25.setText(rs.getString(11));
            t26.setText(rs.getString(12));
            t27.setText(rs.getString(13));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }
    }

    if (e.getSource() == b5) // **** PREVIOUS BUTTON ****//
    {
      if (name == "Student") {
        try {
          if (rs.previous()) {
            t1.setText(rs.getString(1));
            t2.setText(rs.getString(2));
            t3.setText(rs.getString(3));
            t4.setText(rs.getString(4));
            t5.setText(rs.getString(5));
            t6.setText(rs.getString(6));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Teacher") {
        try {
          if (rs.previous()) {
            t11.setText(rs.getString(1));
            t12.setText(rs.getString(2));
            t13.setText(rs.getString(3));
            t14.setText(rs.getString(4));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Course") {
        try {
          if (rs.previous()) {
            t7.setText(rs.getString(1));
            t8.setText(rs.getString(2));
            t9.setText(rs.getString(3));
            t0.setText(rs.getString(4));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }

      if (name == "Result") {
        try {
          if (rs.previous()) {
            t15.setText(rs.getString(1));
            t16.setText(rs.getString(2));
            t17.setText(rs.getString(3));
            t18.setText(rs.getString(4));
            t19.setText(rs.getString(5));
            t20.setText(rs.getString(6));
            t21.setText(rs.getString(7));
            t22.setText(rs.getString(8));
            t23.setText(rs.getString(9));
            t24.setText(rs.getString(10));
            t25.setText(rs.getString(11));
            t26.setText(rs.getString(12));
            t27.setText(rs.getString(13));
          }
        } catch (Exception error) {
          System.out.println(error);
        }
      }
    }
  }