How To Populate Jtable In Java Using Netbeans – Display Data From User Input
How To Populate Jtable In Java Using Netbeans – Display Data From User Input Video Tutorial.
How To Populate Jtable In Java Using Netbeans – Display Data From User Input
What’s Covered in this Guide :
- Creating Jframe form
- Adding Buttons to jframe
- Adding textbox to jframe
- Adding table to jframe
- Adding checkbox to jframe
- Adding radio button to jframe
- Adding combobox to jframe
- Inserting data in jtable
- Displaying data in jtable
- Getting data from user
- Populating Jtable
Source Code :
/*
* How To Populate Jtable In Java Using Netbeans - Display Data From User Input
*/
package AddDataToJTable;
import java.util.Vector;
import javax.swing.JOptionPane;
import javax.swing.table.DefaultTableModel;
/**
*
* @author Genuine
*/
public class AddDataToJTable extends javax.swing.JFrame {
/**
* Creates new form AddDataToJTable
*/
public AddDataToJTable() {
initComponents();
tableData();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jRadioButton1 = new javax.swing.JRadioButton();
buttonGroup1 = new javax.swing.ButtonGroup();
buttonGroup2 = new javax.swing.ButtonGroup();
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jButtonAddDataToJTable = new javax.swing.JButton();
jTextFieldName = new javax.swing.JTextField();
jRadioButtonMale = new javax.swing.JRadioButton();
jRadioButtonFemale = new javax.swing.JRadioButton();
jCheckBoxJava = new javax.swing.JCheckBox();
jCheckBoxCSharp = new javax.swing.JCheckBox();
jComboBoxSubjects = new javax.swing.JComboBox();
jLabel1 = new javax.swing.JLabel();
jRadioButton1.setText("jRadioButton1");
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setPreferredSize(new java.awt.Dimension(400, 400));
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
},
new String [] {
}
));
jScrollPane1.setViewportView(jTable1);
jButtonAddDataToJTable.setText("ADD");
jButtonAddDataToJTable.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButtonAddDataToJTableActionPerformed(evt);
}
});
buttonGroup1.add(jRadioButtonMale);
jRadioButtonMale.setText("Male");
buttonGroup1.add(jRadioButtonFemale);
jRadioButtonFemale.setText("Female");
buttonGroup2.add(jCheckBoxJava);
jCheckBoxJava.setText("Java");
buttonGroup2.add(jCheckBoxCSharp);
jCheckBoxCSharp.setText("C#");
jComboBoxSubjects.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Computer Science", "Information Technology", "Business Information Techbology" }));
jComboBoxSubjects.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jComboBoxSubjectsActionPerformed(evt);
}
});
jLabel1.setText("Name");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addGroup(layout.createSequentialGroup()
.addGap(272, 272, 272)
.addComponent(jButtonAddDataToJTable, javax.swing.GroupLayout.DEFAULT_SIZE, 144, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(jTextFieldName, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jLabel1))
.addGroup(layout.createSequentialGroup()
.addComponent(jCheckBoxJava)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jCheckBoxCSharp))
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(jComboBoxSubjects, javax.swing.GroupLayout.Alignment.LEADING, 0, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
.addComponent(jRadioButtonMale)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jRadioButtonFemale))))
.addGap(0, 0, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextFieldName, javax.swing.GroupLayout.PREFERRED_SIZE, 29, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jRadioButtonMale)
.addComponent(jRadioButtonFemale))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jCheckBoxJava)
.addComponent(jCheckBoxCSharp))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jComboBoxSubjects, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 10, Short.MAX_VALUE)
.addComponent(jButtonAddDataToJTable, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 123, javax.swing.GroupLayout.PREFERRED_SIZE))
);
pack();
setLocationRelativeTo(null);
}// </editor-fold>
//Declaeing all variables
DefaultTableModel model;
String name = "";
String gender = "";
String programmingLanguages = "";
String Subjects = "";
//Function to add table headers. The function is called in the constructor. The header are populated instantly when the application runs
public void tableData() {
//Populating table headers
model = (DefaultTableModel) jTable1.getModel();
Object[] newIdentifiers = new Object[]{"Id", "Name", "Language", "Subject"};
model.setColumnIdentifiers(newIdentifiers);
}
private void jButtonAddDataToJTableActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
name = jTextFieldName.getText();
if (jRadioButtonMale.isSelected()) {
gender = "Male";
} else if (jRadioButtonFemale.isSelected()) {
gender = "Female";
}
if (jCheckBoxJava.isSelected()) {
programmingLanguages = "Java";
} else if (jCheckBoxCSharp.isSelected()) {
programmingLanguages = "C#";
}
Subjects = jComboBoxSubjects.getSelectedItem().toString();
// Check if one field is empty
if (name.isEmpty() || gender.isEmpty() || programmingLanguages.isEmpty() || Subjects.isEmpty()) {
JOptionPane.showMessageDialog(null, "One Or More Otpion Is not Filled. Make sure You Fill Or Select All The Fields");
} else {
//Outputing entered data
System.out.println(name + " " + gender + " " + programmingLanguages + " " + Subjects);
//Adding data to jtable
model.addRow(new Object[]{name, gender, programmingLanguages, Subjects});
JOptionPane.showMessageDialog(null, "Data Added");
}
}
private void jComboBoxSubjectsActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(AddDataToJTable.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(AddDataToJTable.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(AddDataToJTable.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(AddDataToJTable.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new AddDataToJTable().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.ButtonGroup buttonGroup1;
private javax.swing.ButtonGroup buttonGroup2;
private javax.swing.JButton jButtonAddDataToJTable;
private javax.swing.JCheckBox jCheckBoxCSharp;
private javax.swing.JCheckBox jCheckBoxJava;
private javax.swing.JComboBox jComboBoxSubjects;
private javax.swing.JLabel jLabel1;
private javax.swing.JRadioButton jRadioButton1;
private javax.swing.JRadioButton jRadioButtonFemale;
private javax.swing.JRadioButton jRadioButtonMale;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
private javax.swing.JTextField jTextFieldName;
// End of variables declaration
}
