我想在此GUI的較低區域添加一個JButton
(panButton
),但我不知道要添加哪個元素。我試圖用幾個元素做panButton.add(element)
,但沒有任何工作。如何在JPanel中添加JButton?
我不明白麪板的主要元素是什麼。 這是GUI的顯示方式: 雖然這是代碼:
private void buildGUI() {
setTitle("Avanzamento upload");
setIconImage(Toolkit.getDefaultToolkit().getImage(ClientUpload.class.getResource("/clientupload/resources/logoRFI.gif")));
addWindowListener(new java.awt.event.WindowAdapter() {
@Override
public void windowClosing(java.awt.event.WindowEvent evt) {
formWindowClosing(evt);
}
});
JLabel lblProgressAll = new JLabel("Totale: ");
JLabel lblProgressCurrent = new JLabel("File attuale: ");
JLabel lblTotalBytes = new JLabel("MB totali: ");
JLabel lblCopiedBytes = new JLabel("MB copiati: ");
lblTotalBytesValue = new JLabel("0 MB");
lblCopiedBytesValue = new JLabel("0 MB");
progressButton = new JButton("Interrompi"); //fc
progressAll = new JProgressBar(0, 100);
progressAll.setStringPainted(true);
progressCurrent = new JProgressBar(0, 100);
progressCurrent.setStringPainted(true);
txtDetails = new JTextArea(5, 50);
txtDetails.setEditable(false);
DefaultCaret caret = (DefaultCaret) txtDetails.getCaret();
caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
JScrollPane scrollPane = new JScrollPane(txtDetails, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
JPanel contentPane = (JPanel) getContentPane();
contentPane.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
JPanel panProgressLabels = new JPanel(new BorderLayout(0, 5));
JPanel panProgressBars = new JPanel(new BorderLayout(0, 5));
JPanel panCopyLabels = new JPanel(new BorderLayout(0, 5));
JPanel panCopyFields = new JPanel(new BorderLayout(0, 5));
panProgressLabels.add(lblProgressAll, BorderLayout.NORTH);
panProgressLabels.add(lblProgressCurrent, BorderLayout.CENTER);
panCopyLabels.add(lblTotalBytes, BorderLayout.NORTH);
panCopyLabels.add(lblCopiedBytes, BorderLayout.CENTER);
panCopyFields.add(lblTotalBytesValue, BorderLayout.NORTH);
panCopyFields.add(lblCopiedBytesValue, BorderLayout.CENTER);
panProgressBars.add(progressAll, BorderLayout.NORTH);
panProgressBars.add(progressCurrent, BorderLayout.CENTER);
JPanel panProgress = new JPanel(new BorderLayout(0, 5));
panProgress.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder("Avanzamento"), BorderFactory.createEmptyBorder(5, 5, 5, 5)));
JPanel panCopy = new JPanel(new BorderLayout(0, 5));
panCopy.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder("Stato"), BorderFactory.createEmptyBorder(5, 5, 5, 5)));
JPanel panDetails = new JPanel(new BorderLayout());
panDetails.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder("Dettagli"), BorderFactory.createEmptyBorder(5, 5, 5, 5)));
//fc
JPanel panButton = new JPanel(new BorderLayout());
panButton.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder(" "), BorderFactory.createEmptyBorder(5, 5, 5, 5)));
panProgress.add(panProgressLabels, BorderLayout.LINE_START);
panProgress.add(panProgressBars, BorderLayout.CENTER);
panCopy.add(panCopyLabels, BorderLayout.LINE_START);
panCopy.add(panCopyFields, BorderLayout.CENTER);
panDetails.add(scrollPane, BorderLayout.CENTER);
JPanel panUpper = new JPanel(new BorderLayout());
panUpper.add(panProgress, BorderLayout.NORTH);
panUpper.add(panCopy, BorderLayout.SOUTH);
contentPane.add(panUpper, BorderLayout.NORTH);
contentPane.add(panDetails, BorderLayout.CENTER);
pack();
setLocationRelativeTo(null);
}
我想它出現在Stato區右側,或Dettagli區域下。
任何人都可以幫助我嗎?