1-) Java - PANELDEKİ LABEL KADAR BUTTON EKLER

public class C1 extends javax.swing.JFrame {

public C1() {

initComponents();

Component[] panel_comp=jPanel1.getComponents();

int count=0;

for(int i=0; i< panel_comp.length;i++) {

if(panel_comp[i] instanceof JLabel

count++; }

GridLayout grdLayout = new GridLayout(count,1);

jPanel2.setLayout(grdLayout);

for(int i=0;i

JButton button=new JButton();

button.setText("Button "+i);

jPanel2.add(button); } }