final Bug fix

src/mywindow/antoniofrische/MyWindow.java

@@ -14,12 +14,12 @@ import javax.swing.JProgressBar;
 import javax.swing.JButton;
 import javax.swing.JLabel;
 
-public class MyWindow implements ActionListener{
+public class MyWindow{
 
 	private JFrame frame;
-	private JTextField tfInput;
-	private JTextField tfNewName;
-	private JProgressBar pbCopy;
+	private static JTextField tfInput;
+	private static JTextField tfNewName;
+	private static JProgressBar pbCopy;
 	private static JButton btnCopy;
 
 	/**
@@ -31,7 +31,12 @@ public class MyWindow implements ActionListener{
 				try {
 					MyWindow window = new MyWindow();
 					window.frame.setVisible(true);
-					btnCopy.addActionListener(window);
+					btnCopy.addActionListener(new ActionListener() {
+						@Override
+						public void actionPerformed(ActionEvent e) {
+							copiarArch();
+						}
+					});
 				} catch (Exception e) {
 					e.printStackTrace();
 				}
@@ -76,17 +81,9 @@ public class MyWindow implements ActionListener{
 		JLabel lblNewLabel = new JLabel("Ruta del FIchero a copiar");
 		lblNewLabel.setBounds(65, 21, 135, 14);
 		frame.getContentPane().add(lblNewLabel);
-	}
-	public void actionPerformed(ActionEvent e) { 
-		boolean copy = copiarArch();
-		if(copy) {
-			//anything
-		}else {
-			//anything
-		}
 	} 
 	
-	private boolean copiarArch() {
+	private static boolean copiarArch() {
 		String inputFile = tfInput.getText().toString();
 		String newName = tfNewName.getText().toString();
 		String[]spliter = inputFile.split("[.]");