How To Reset Jtextfield Jcombobox Jradiobutton Jcheckbox In Java (Netbeans – GUI)
How To Reset Jtextfield Jcombobox Jradiobutton Jcheckbox In Java (Netbeans – GUI)
Topics covered in this guide :
How To reset jcombobox
How To reset jtextfield
How To reset jcheckbox
How To reset jradiobutton
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
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();
//Calling method/function to add column header to jtable
addTableHeader();
}
/**
* 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() {
buttonGroup1 = new javax.swing.ButtonGroup();
buttonGroup2 = new javax.swing.ButtonGroup();
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jTextFieldName = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();
jRadioButtonMale = new javax.swing.JRadioButton();
jRadioButtonFemale = new javax.swing.JRadioButton();
jCheckBoxJava = new javax.swing.JCheckBox();
jCheckBoxPHP = new javax.swing.JCheckBox();
jComboBoxSubjects = new javax.swing.JComboBox();
jButton1 = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
},
new String [] {
}
));
jScrollPane1.setViewportView(jTable1);
jTextFieldName.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextFieldNameActionPerformed(evt);
}
});
jLabel1.setText("Name");
buttonGroup1.add(jRadioButtonMale);
jRadioButtonMale.setText("Male");
buttonGroup1.add(jRadioButtonFemale);
jRadioButtonFemale.setText("Female");
buttonGroup2.add(jCheckBoxJava);
jCheckBoxJava.setText("Java");
buttonGroup2.add(jCheckBoxPHP);
jCheckBoxPHP.setText("PHP");
jComboBoxSubjects.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Computer Science", "Information Technology", "Business Information Technology" }));
jButton1.setText("Add Data");
jButton1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
jButton1MouseClicked(evt);
}
});
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(jTextFieldName, javax.swing.GroupLayout.PREFERRED_SIZE, 97, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jLabel1)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jRadioButtonMale)
.addComponent(jCheckBoxJava))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jCheckBoxPHP)
.addComponent(jRadioButtonFemale))
.addGap(0, 0, Short.MAX_VALUE))
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createSequentialGroup()
.addGap(8, 8, 8)
.addComponent(jComboBoxSubjects, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 34, Short.MAX_VALUE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 150, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE))
.addGap(15, 15, 15))))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextFieldName, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel1))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jRadioButtonMale)
.addComponent(jRadioButtonFemale))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jCheckBoxJava)
.addComponent(jCheckBoxPHP))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jComboBoxSubjects, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 49, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE))
);
pack();
setLocationRelativeTo(null);
}// </editor-fold>
private void jTextFieldNameActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
DefaultTableModel model;
String name = "";
String gender = "";
String programmingLanguage = "";
String Subject = "";
//Adding table headers
public void addTableHeader() {
model = (DefaultTableModel) jTable1.getModel();
Object[] newIdentifiers = new Object[]{"Name", "Gender", "Language", "Subject"};
model.setColumnIdentifiers(newIdentifiers);
}
private void jButton1MouseClicked(java.awt.event.MouseEvent evt) {
// TODO add your handling code here:
}
private void jButton1ActionPerformed(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()) {
programmingLanguage = "Java";
} else if (jCheckBoxPHP.isSelected()) {
programmingLanguage = "PHP";
}
Subject = jComboBoxSubjects.getSelectedItem().toString();
//Checking if one or more field is empty
if (name.isEmpty() || gender.isEmpty() || programmingLanguage.isEmpty() || Subject.isEmpty()) {
JOptionPane.showMessageDialog(null, "One Or More Fields Are Empty");
} else {
// JOptionPane.showMessageDialog(null, "All Fields are filled");
//Adding entered data to jtable
model.addRow(new Object[]{name, gender, programmingLanguage, Subject});
JOptionPane.showMessageDialog(null, "Data Inserted");
//clear fields after inserting the data
clearFields();
}
}
/**
* @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 jButton1;
private javax.swing.JCheckBox jCheckBoxJava;
private javax.swing.JCheckBox jCheckBoxPHP;
private javax.swing.JComboBox jComboBoxSubjects;
private javax.swing.JLabel jLabel1;
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
private void clearFields() {
jTextFieldName.setText("");
buttonGroup1.clearSelection();
buttonGroup2.clearSelection();
jComboBoxSubjects.setSelectedIndex(0);
}
}
