Created
August 10, 2012 23:38
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Simple Java GUI example
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class frm { | |
public static void main(String[] args){ | |
MyFrame f = new MyFrame(); | |
f.setVisible(true); | |
} | |
} |
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import javax.swing.*; | |
import java.awt.*; | |
import java.awt.event.*; | |
class MyFrame extends JFrame { | |
private JButton btnTutup = new JButton("Tutup"); | |
private JButton btnTambah = new JButton("Tambah"); | |
private JTextField txtA = new JTextField(); | |
private JTextField txtB = new JTextField(); | |
private JTextField txtC = new JTextField(); | |
private JLabel lblA = new JLabel("A :"); | |
private JLabel lblB = new JLabel("B :"); | |
private JLabel lblC = new JLabel("C :"); | |
public MyFrame(){ | |
setTitle("Penjumlahan"); | |
setSize(400,200); | |
setLocation(new Point(300,200)); | |
setLayout(null); | |
setResizable(false); | |
initComponent(); | |
initEvent(); | |
} | |
private void initComponent(){ | |
btnTutup.setBounds(300,130, 80,25); | |
btnTambah.setBounds(300,100, 80,25); | |
txtA.setBounds(100,10,100,20); | |
txtB.setBounds(100,35,100,20); | |
txtC.setBounds(100,65,100,20); | |
lblA.setBounds(20,10,100,20); | |
lblB.setBounds(20,35,100,20); | |
lblC.setBounds(20,65,100,20); | |
add(btnTutup); | |
add(btnTambah); | |
add(lblA); | |
add(lblB); | |
add(lblC); | |
add(txtA); | |
add(txtB); | |
add(txtC); | |
} | |
private void initEvent(){ | |
this.addWindowListener(new WindowAdapter() { | |
public void windowClosing(WindowEvent e){ | |
System.exit(1); | |
} | |
}); | |
btnTutup.addActionListener(new ActionListener() { | |
public void actionPerformed(ActionEvent e) { | |
btnTutupClick(e); | |
} | |
}); | |
btnTambah.addActionListener(new ActionListener() { | |
public void actionPerformed(ActionEvent e) { | |
btnTambahClick(e); | |
} | |
}); | |
} | |
private void btnTutupClick(ActionEvent evt){ | |
System.exit(0); | |
} | |
private void btnTambahClick(ActionEvent evt){ | |
Integer x,y,z; | |
try{ | |
x = Integer.parseInt(txtA.getText()); | |
y = Integer.parseInt(txtB.getText()); | |
z = x + y; | |
txtC.setText(z.toString()); | |
}catch(Exception e){ | |
System.out.println(e); | |
JOptionPane.showMessageDialog(null, | |
e.toString(), | |
"Error", | |
JOptionPane.ERROR_MESSAGE); | |
} | |
} | |
} | |
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I`m so sorry, but i do not know Java...😭😭😭 by chance, no one has similar code for c#/python?