Java tutorial
package ui.panel; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dialog.ModalityType; import java.awt.Dimension; import java.awt.Font; import java.awt.Window; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import javax.swing.AbstractButton; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JProgressBar; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.ListSelectionModel; import javax.swing.SwingUtilities; import javax.swing.SwingWorker; import javax.swing.table.AbstractTableModel; import javax.swing.table.DefaultTableModel; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import api.APIProcess; import customColor.CustomColor; import main.Data; import ui.components.Button; import ui.components.Label; import ui.components.Layouts; import ui.components.Panel; import ui.components.table.model.UneditableModel; public class UIBucketSelect extends JPanel { Thread buckets; public JTable listBucket = new JTable(); private DefaultTableModel model; public UIBucketSelect() { getBucketData(); runBucketSelect(); } public void runBucketSelect() { Panel p = new Panel(); Button b = new Button(); Label l = new Label(); setLayout(new BorderLayout()); JPanel pnlInstruction = p.createPanel(Layouts.flow); JLabel lblInstruction = l.createLabel("Bucket List"); pnlInstruction.setBackground(CustomColor.LightBlue.returnColor()); lblInstruction.setForeground(Color.white); lblInstruction.setFont(new Font("San Serif", Font.PLAIN, 18)); pnlInstruction.add(lblInstruction); JPanel pnlBucketList = p.createPanel(Layouts.border); listBucket.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); JScrollPane scrollBucket = new JScrollPane(listBucket); scrollBucket.setPreferredSize(new Dimension(300, 150)); pnlBucketList.add(scrollBucket, BorderLayout.CENTER); JPanel pnlButtons = p.createPanel(Layouts.flow); JButton btnBack = b.createButton("Back"); JButton btnSelectElements = b.createButton("Next"); JButton btnRefresh = b.createButton("Refresh Bucket List"); pnlButtons.add(btnBack); pnlButtons.add(btnRefresh); pnlButtons.add(btnSelectElements); add(pnlInstruction, BorderLayout.NORTH); add(pnlBucketList, BorderLayout.CENTER); add(pnlButtons, BorderLayout.SOUTH); setVisible(true); btnRefresh.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { getBucketData(); } }); btnSelectElements.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { SwingWorker<Void, Void> mySwingWorker = new SwingWorker<Void, Void>() { @Override protected Void doInBackground() throws Exception { int selected = listBucket.getSelectedRow(); if (selected == -1) { JOptionPane.showMessageDialog(Data.mainFrame, "Please Select a Bucket", "Error", JOptionPane.ERROR_MESSAGE); } else { Data.bucketID = (int) listBucket.getModel().getValueAt(selected, 0); Data.mainFrame.addPanel(Data.mainFrame.uiLicenseDetail = new UILicenseDetail(), "license"); Data.mainFrame.pack(); Data.mainFrame.showPanel("license"); } return null; } }; Window win = SwingUtilities.getWindowAncestor((AbstractButton) e.getSource()); final JDialog dialog = new JDialog(win, "Loading", ModalityType.APPLICATION_MODAL); mySwingWorker.addPropertyChangeListener(new PropertyChangeListener() { @Override public void propertyChange(PropertyChangeEvent evt) { if (evt.getPropertyName().equals("state")) { if (evt.getNewValue() == SwingWorker.StateValue.DONE) { dialog.dispose(); } } } }); mySwingWorker.execute(); JProgressBar progressBar = new JProgressBar(); progressBar.setIndeterminate(true); JPanel panel = new JPanel(new BorderLayout()); panel.add(progressBar, BorderLayout.CENTER); panel.add(new JLabel("Retrieving Licenses......."), BorderLayout.PAGE_START); dialog.add(panel); dialog.pack(); dialog.setBounds(50, 50, 300, 100); dialog.setLocationRelativeTo(Data.mainFrame); dialog.setVisible(true); } }); btnBack.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { setVisible(false); Data.mainFrame.showPanel("inventory"); } }); } private void getBucketData() { JSONArray bucketList = new APIProcess().bucketList(Data.targetURL, Data.sessionKey); try { Object columnName[] = new Object[] { "Bucket ID", "Bucket Name" }; Object[][] rowData = new Object[bucketList.length()][columnName.length]; for (int i = 0; i < bucketList.length(); i++) { JSONObject bucket = bucketList.getJSONObject(i); rowData[i][0] = bucket.get("bucketID"); rowData[i][1] = bucket.get("bucketName"); } listBucket.setModel(new UneditableModel(rowData, columnName)); } catch (JSONException e1) { e1.printStackTrace(); } } public void setPanelVisible() { setVisible(true); } }