new Task "Dezimal nach binär" added

src/main/java/src/TasksFrame.java

@@ -82,9 +82,61 @@ public class TasksFrame extends JFrame {
 
         setupKgV();
         setupRoundSum();
+        setupUmrechnen();
 
     }
 
+    private void setupUmrechnen() {
+
+        JPanel jPanel = setupPanel("Dezimal nach Binär");
+
+        JButton button = new JButton("calculate");
+        button.setVisible(true);
+        button.setBounds(10, 65, 100, 30);
+        button.setForeground(Color.WHITE);
+        button.setBackground(Color.BLUE);
+
+        JTextField jTextField = new JTextField();
+        jTextField.setVisible(true);
+        jTextField.setBounds( 10, 40,  30, 20);
+        jTextField.setFont(new java.awt.Font("Arial", Font.BOLD, 12));
+
+
+
+        JLabel jLabel = new JLabel();
+        jLabel.setVisible(true);
+        jLabel.setBounds(10, 90, 60, 30);
+
+
+        jPanel.add(button);
+        jPanel.add(jTextField);
+        jPanel.add(jLabel);
+
+        button.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                String text = jTextField.getText();
+                Integer val = Integer.valueOf(text);
+                int res = Integer.valueOf(umrechnen(val));
+                jLabel.setText(String.valueOf(res));
+            }
+        });
+    }
+
+    public String umrechnen(int dez) {
+        String binaer = "";
+        while (dez > 0) {
+            if (dez % 2 == 0) {
+                binaer = "0" + binaer;
+            }
+            if (dez % 2 == 1) {
+                binaer = "1" + binaer;
+            }
+            dez = dez / 2;
+        }
+        return binaer;
+    }
+
     private void setupRoundSum() {
         JPanel jPanel = setupPanel("Runde Summe");