Java Swing jRadioButton Usage Tutorial

Java Swing jRadioButton Usage Tutorial

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private void formWindowOpened(java.awt.event.ActionEvent evt)   bgroup1.add(radiolicense);    bgroup1.add(radiolicense); }   private void radiolicensePerformed(java.awt.event.ActionEvent evt) {   cmdsubmit.setEnable(true); } private void radiolicensePerformed(java.awt.event.ActionEvent evt) {   cmdsubmit.setEnable(false); } //=====================================     private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {         String qual = "";         if (jRadioButton1.isSelected()){             qual = "Your Under Graduate";         }else{             qual = "Graduate";         }         JOptionPane.showMessageDialog(rootPane, qual);     }

Java Swing JPasswordField & JCheckBox Usage - Login Example Tutorial

Java Swing JPasswordField & JCheckBox Usage - Login Example Tutorial

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private void cmdloginActionPerformed(java.awt.event.ActionEvent evt) {                                                 if (txtusername.getText().equalsIgnoreCase("test") && txtpass.getText().equalsIgnoreCase("123")){             if (chkremember.isSelected()){                 lblmessage.setText("Login successful with remembering option");             }else{                 lblmessage.setText("Login successful without remembering option");             }         }else{             lblmessage.setText("Login Failed");         }     } private void cmdloginActionPerformed(java.awt.event.ActionEvent evt) {                                                 // TODO add your handling code here:         String userName =  txtusername.getText();         String password =  txtpass.getText();         if (userName.trim().equals("admin") && password.trim().equals("admin")) {             lblmessage.setText("Hello" + userName +"");         }else{             lblmessage.setText("Invalid User");         }     }                                              private void cmdresetActionPerformed(java.awt.event.ActionEvent evt) {                                                 // TODO add your handling code here:          lblmessage.setText("");          txtusername.setText("");          txtpass.setText("");     }

Java Swing Tutorial JTextField Usage Using Netbeans IDE

Java Swing Tutorial JTextField Usage Using Netbeans IDE

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private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {   String message = "Hello,"+txtname.getText();   lblmessagedisplay.setText(message); }   private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {     int a=Integer.parseInt(x);  String y=(String) jComboBox1.getSelectedItem();  int b=Integer.parseInt(y);  int r=a*b;  String z=Integer.toString(r);  txtresult.setText(z); }   private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {  String s1=tf1.getText();  String s2=tf2.getText();  int a=Integer.parseInt(s1);  int b=Integer.parseInt(s2);  int c=0;  c=a+b;  String result=String.valueOf(c);  tf3.setText(result); }

Java Swing if else statement using Netbeans IDE

Java Swing if else statement using Netbeans IDE

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public static void main(String args[]) {  String input = JOptionPane.showInputDialog("Enter your age");  int aga = Integer.parseInt(input);  if (age >=18){    JOptionPane.showMessageDialog(null,"You are an adult");  }else{    JOptionPane.showMessageDialog(null,"You are a minor");  }  /* Create and display the form */         java.awt.EventQueue.invokeLater(new Runnable() {             public void run() {                 new JTextField_JFrame().setVisible(true);             }         }); }

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public static void main(String args[]) {  int side1 = Integer.parseInt(JOptionPane.showInputDialog("Enter the first side"));  int side2 = Integer.parseInt(JOptionPane.showInputDialog("Enter the second side"));  int side3 = Integer.parseInt(JOptionPane.showInputDialog("Enter the third side"));    if (side1 == side2 && side2 == side3){     JOptionPane.showMessageDialog(null,"It is an equilateral triangle");  }else{    if (side1 == side2 || side2 == side3) {    JOptionPane.showMessageDialog(null,"It is an isosceles triagle")    }else{    JOptionPane.showMessageDialog(null,"It is an scalene triagle")    }  }     /* Create and display the form */         java.awt.EventQueue.invokeLater(new Runnable() {             public void run() {                 new JTextField_JFrame().setVisible(true);             }         }); }

How to create simple Java Swing GUI with Netbeans IDE

How to create simple Java Swing GUI with Netbeans IDE

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private void cmdsubmitbuttonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdsubmitbuttonActionPerformed     // TODO add your handling code here:     String name = JOptionPane.showInputDialog("Type your name please");     JOptionPane.showMessageDialog(null, "Hello " + name);     //JOptionPane.showMessageDialog(null, "Hello World"); }//GEN-LAST:event_cmdsubmitbuttonActionPerformed

Java Swing

Java Swing

Swing is the principal GUI toolkit for the Java programming language. It is a part of the JFC (Java Foundation Classes), which is an API for providing a graphical user interface for Java programs. It is completely written in Java.

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package com.tutorial101;   import java.awt.EventQueue; import javax.swing.JFrame;   public class SimpleEx extends JFrame {       public SimpleEx() {           initUI();     }       private void initUI() {                   setTitle("Simple example"); //window title         setSize(300, 200); //size window         setLocationRelativeTo(null);         setDefaultCloseOperation(EXIT_ON_CLOSE);     }       public static void main(String[] args) {           EventQueue.invokeLater(new Runnable() { //This method will close the window if we click on the close button of the titlebar                       @Override             public void run() {                 SimpleEx ex = new SimpleEx();                 ex.setVisible(true);             }         });     } }