codice:public FtpImmagini() { container=this.getContentPane(); Layout=new GridBagLayout(); container.setLayout(Layout); constraints=new GridBagConstraints(); constraints.weightx=100; constraints.weighty=100; JLabel lblImmagine=new JLabel("Immagini"); // constraints.fill=GridBagConstraints.NORTH; // NON HA SENSO!!! constraints.fill = GridBagConstraints.HORIZONTAL; //oppure: constraints.anchor = GridBagConstraints.NORTH; addcomponent(lblImmagine,0,0,2,1); constraints.fill = GridBagConstraints.NONE; JCheckBox chkImmagine=new JCheckBox("Mantieni Proporzioni"); addcomponent(chkImmagine,1,0,1,1); JLabel lbldirectory=new JLabel("Directory:"); addcomponent(lbldirectory,2,0,1,1); JTextField txtdir=new JTextField(); constraints.fill=GridBagConstraints.HORIZONTAL; addcomponent(txtdir,2,1,1,1);