// Implementation of valueChanged
public void valueChanged(ListSelectionEvent e) {
if (e.getSource() == table.getSelectionModel()) {
ListSelectionModel ls = table.getSelectionModel();
int index = ls.getMinSelectionIndex();
long id = (long) table.getValueAt(index, 0);
updateFeesData(id);
} else {
ListSelectionModel ls = feestable.getSelectionModel();
int index = ls.getMinSelectionIndex();
float feespayed = (float) feestable.getValueAt(index, 1);
float totalfees = (float) feestable.getValueAt(index, 2);
feespayedlabel.setText("Fees Payed: " + feespayed);
totalfeeslabel.setText("Total Fees: " + totalfees);
if (totalfees - feespayed > 0) {
feesduelabel.setText("Fees Due: " + (totalfees - feespayed));
}
panel_6.revalidate();
}
}
// Fees update method
private void updateFeesData(long id) {
String columns[] = {"Course", "Fees Payed", "Total fees", "Installments"};
try {
Database db = new Database();
panel_7.removeAll();
feestablemodel = new MyTableModel(db.getFeeData(id), columns);
feestable = new JTable(feestablemodel);
feestable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
feestable.getSelectionModel().addListSelectionListener(this);
feesscrollpane = new JScrollPane(feestable);
panel_7.add(feesscrollpane);
// change fees payed label
feespayedlabel.setText("Fees Payed");
feesduelabel.setText("Fees Due");
totalfeeslabel.setText("Total Fees");
panel_7.revalidate();
} catch (Exception e) {
JOptionPane.showMessageDialog(this, e.getMessage(), null, JOptionPane.ERROR_MESSAGE);
}
}
// Add fee method
private void addFees() {
try {
float feesadded = Float.parseFloat(addfeestextfield.getText());
int id = table.getSelectionModel().getMinSelectionIndex();
long studentid = (long) table.getValueAt(id, 0);
int index = feestable.getSelectionModel().getMinSelectionIndex();
String coursename = (String) feestable.getValueAt(index, 0);
Database db = new Database();
db.addFees(feesadded, studentid, coursename);
updateFeesData(studentid);
addfeestextfield.setText("");
} catch (Exception e) {
JOptionPane.showMessageDialog(this, e.getMessage(), null, JOptionPane.ERROR_MESSAGE);
}
}
// Add course method
public void addCourse() {
try {
Database db = new Database();
String coursename = (String) coursecombobox.getSelectedItem();
if (coursecombobox.getSelectedIndex() == 0) {
throw new Exception("No course selected");
}
float fees = db.getCoursefees(coursename);
float totalfees = fees + (ims.main.Settings.getInstallment() * (int) spinner.getValue());
long id = (long) table.getValueAt((int) table.getSelectionModel().getMinSelectionIndex(), 0);
db.addCourseToCurrentStudent(id, totalfees, (int) spinner.getValue(), coursename);
updateFeesData(id);
courseReset();
} catch (Exception e) {
JOptionPane.showMessageDialog(this, e.getMessage(), null, JOptionPane.ERROR_MESSAGE);
}
}
// Method to update Table and related components
private void update() {
Database db = new Database();
String column[] = {
"ID",
"NAME",
"GENDER",
"GUARDIAN_ROLE",
"GUARDIAN_NAME",
"PRESENT_ADDRESS",
"PRESENT_CITY",
"PRESENT_PHONE"
};
try {
// Update table
if (searchcombobox.getSelectedIndex() == 0 && allfieldcheckbox.isSelected()) {
mytablemodel = new MyTableModel(db.getAllStudent(), db.getColumnNameFromStudent());
} else if (searchcombobox.getSelectedIndex() == 0 && !allfieldcheckbox.isSelected()) {
mytablemodel = new MyTableModel(db.getSomeFieldsFromStudent(), column);
} else if (searchcombobox.getSelectedIndex() == 1 && allfieldcheckbox.isSelected()) {
String query =
"SELECT * FROM Student WHERE NAME = \'" + searchtextfield.getText().trim() + "\'";
mytablemodel = new MyTableModel(db.getData(query), db.getColumnNameFromStudent());
} else if (searchcombobox.getSelectedIndex() == 1 && !allfieldcheckbox.isSelected()) {
String query =
"SELECT ID, NAME, GENDER, GUARDIAN_ROLE, GUARDIAN_NAME, PRESENT_ADDRESS, PRESENT_CITY, PRESENT_PHONE FROM Student WHERE NAME = \'"
+ searchtextfield.getText().trim()
+ "\'";
mytablemodel = new MyTableModel(db.getData(query), column);
} else if (searchcombobox.getSelectedIndex() == 2 && allfieldcheckbox.isSelected()) {
String query =
"SELECT * FROM Student WHERE GUARDIAN_NAME = \'"
+ searchtextfield.getText().trim()
+ "\'";
mytablemodel = new MyTableModel(db.getData(query), db.getColumnNameFromStudent());
} else if (searchcombobox.getSelectedIndex() == 2 && !allfieldcheckbox.isSelected()) {
String query =
"SELECT ID, NAME, GENDER, GUARDIAN_ROLE, GUARDIAN_NAME, PRESENT_ADDRESS, PRESENT_CITY, PRESENT_PHONE FROM Student WHERE GUARDIAN_NAME = \'"
+ searchtextfield.getText().trim()
+ "\'";
mytablemodel = new MyTableModel(db.getData(query), column);
} else if (searchcombobox.getSelectedIndex() == 3 && allfieldcheckbox.isSelected()) {
String query =
"SELECT * FROM Student WHERE ID = ANY(SELECT SID FROM Fee WHERE CID = ANY(SELECT ID FROM CourseInfo WHERE NAME = \'"
+ searchtextfield.getText().trim()
+ "\'))";
mytablemodel = new MyTableModel(db.getData(query), db.getColumnNameFromStudent());
} else if (searchcombobox.getSelectedIndex() == 3 && !allfieldcheckbox.isSelected()) {
String query =
"SELECT ID, NAME, GENDER, GUARDIAN_ROLE, GUARDIAN_NAME, PRESENT_ADDRESS, PRESENT_CITY, PRESENT_PHONE FROM Student WHERE ID = ANY(SELECT SID FROM Fee WHERE CID = ANY(SELECT ID FROM CourseInfo WHERE NAME = \'"
+ searchtextfield.getText().trim()
+ "\'))";
mytablemodel = new MyTableModel(db.getData(query), column);
} else if (searchcombobox.getSelectedIndex() == 4 && allfieldcheckbox.isSelected()) {
String query =
"SELECT * FROM Student WHERE ID = ANY(SELECT SID FROM Fee WHERE TOTAL_FEES - FEES_PAYED >= 0)";
mytablemodel = new MyTableModel(db.getData(query), db.getColumnNameFromStudent());
} else {
String query =
"SELECT ID, NAME, GENDER, GUARDIAN_ROLE, GUARDIAN_NAME, PRESENT_ADDRESS, PRESENT_CITY, PRESENT_PHONE FROM Student WHERE ID = ANY(SELECT SID FROM Fee WHERE TOTAL_FEES - FEES_PAYED >= 0)";
mytablemodel = new MyTableModel(db.getData(query), column);
}
table = new JTable(mytablemodel);
table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
// Add list selection listener to table
table.getSelectionModel().addListSelectionListener(this);
TableColumn col = null;
for (int i = 3; i < table.getColumnCount(); i++) {
col = table.getColumnModel().getColumn(i);
col.setPreferredWidth(200);
}
scrollpane = new JScrollPane(table);
panel_3.removeAll();
panel_3.add(scrollpane);
// Update total student label
int total = db.getTotalStudent();
totalstudentlabel.setText("Total Student = " + total);
// Clear search combo box
searchtextfield.setText("");
this.revalidate();
} catch (Exception e) {
JOptionPane.showMessageDialog(this, e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
}
}