added support for displaying list of files but need scrollbar

src/gui/MainWindow.java

@@ -10,7 +10,9 @@ public class MainWindow extends JFrame{
       fenetre.setSize(550, 200);
       fenetre.setLocationRelativeTo(null);
       fenetre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-      fenetre.add(new Parameters());
+      //fenetre.add(new Parameters());
+      String[] listTest = {"test", "test2", "test3", "test4", "test5", "test6", "test7"};
+      fenetre.add(new downloadSelection(listTest));
       fenetre.setVisible(true);
     }
 

src/gui/downloadSelection.java

@@ -0,0 +1,43 @@
+package gui;
+
+import javax.swing.JPanel;
+import javax.swing.JLabel;
+import javax.swing.JButton;
+import javax.swing.JTextField;
+import javax.swing.JComboBox;
+import javax.swing.JList;
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
+import java.awt.GridLayout;
+
+public class downloadSelection extends JPanel {
+
+  private String[] listFilesToDownload;
+  private JList<String> list1;
+  private JLabel label1;
+  private JButton downloadButton;
+
+  public downloadSelection(String[] listFilesToDownload){
+    JPanel p1 = new JPanel();
+    JPanel p2 = new JPanel();
+    JPanel p3 = new JPanel();
+    FlowLayout layout = new FlowLayout();
+    this.listFilesToDownload = listFilesToDownload;
+    this.list1 = new JList<>(listFilesToDownload);
+    this.label1 = new JLabel("List of files you can download: ");
+    this.downloadButton = new JButton("download");
+    this.list1.setSelectedIndex(0);
+    p1.setLayout(layout);
+    p2.setLayout(layout);
+    p3.setLayout(layout);
+    this.setLayout(new GridLayout(3, 1));
+    p1.add(label1);
+    p2.add(list1);
+    p3.add(downloadButton);
+    this.add(p1, BorderLayout.NORTH);
+    this.add(p2, BorderLayout.CENTER);
+    this.add(p3, BorderLayout.SOUTH);
+    setVisible(true);
+  }
+
+}