🚀 go-pugleaf

U can have this problem when an exception occurs in the JBInit call.
You can try to debug JBInit step by step in order to ensure the code
is correct.

Ryan Turner a �crit dans le message <36C5C836.AAF64F37@micromass.com>...
>I am trying to develop a UI which contains a JTabbedPane. I don't have a
>problem adding the tabs to the container, but when I try to add
>components to the panels which represent each tab (JLabels,
>JTextFields), the components don't show up at run time. Here is the
>source code:
>
>package Testing;
>
>import java.awt.*;
>import java.awt.event.*;
>import borland.jbcl.control.*;
>import borland.jbcl.layout.*;
>import com.sun.java.swing.*;
>
>
>public class Frame1 extends JFrame
>{
>  //Construct the frame
>  BorderLayout borderLayout1 = new BorderLayout();
>  XYLayout xYLayout2 = new XYLayout();
>  BevelPanel bevelPanel1 = new BevelPanel();
>  MenuBar menuBar1 = new MenuBar();
>  Menu menuFile = new Menu();
>  MenuItem menuFileExit = new MenuItem();
>  Menu menuHelp = new Menu();
>  MenuItem menuHelpAbout = new MenuItem();
>  ButtonBar toolBar = new ButtonBar();
>  StatusBar statusBar = new StatusBar();
>
>  JTabbedPane navigationTabs;
>  JPanel jobMgrPane;
>  JPanel batchMonitorPane;
>
>  public Frame1()
>  {
>    try
>    {
>      jbInit();
>    }
>    catch (Exception e)
>    {
>      e.printStackTrace();
>    }
>  }
>//Component initialization
>
>  private void jbInit() throws Exception
>  {
>    this.getContentPane().setLayout(borderLayout1);
>    this.setSize(new Dimension(400, 300));
>    this.setTitle("Frame Title");
>    menuFile.setLabel("File");
>    menuFileExit.setLabel("Exit");
>    menuFileExit.addActionListener(new ActionListener()
>    {
>      public void actionPerformed(ActionEvent e)
>      {
>        fileExit_actionPerformed(e);
>      }
>    });
>    menuHelp.setLabel("Help");
>    menuHelpAbout.setLabel("About");
>    menuHelpAbout.addActionListener(new ActionListener()
>    {
>      public void actionPerformed(ActionEvent e)
>      {
>        helpAbout_actionPerformed(e);
>      }
>    });
>    toolBar.setButtonType(ButtonBar.IMAGE_ONLY);
>    toolBar.setLabels(new String[] {"File", "Close", "Help"});
>    toolBar.setImageBase("image");
>    toolBar.setImageNames(new String[] {"openFile.gif", "closeFile.gif",
>"help.gif"});
>    bevelPanel1.setLayout(xYLayout2);
>    menuFile.add(menuFileExit);
>    menuHelp.add(menuHelpAbout);
>    menuBar1.add(menuFile);
>    menuBar1.add(menuHelp);
>
>    // Set up the navigation tabs
>    InitializeNavTabs();
>
>    // Add the nav tabs to the bevel panel
>    bevelPanel1.add(navigationTabs, new XYConstraints(10, 10, 200,
>200));
>
>    this.setMenuBar(menuBar1);
>    this.getContentPane().add(toolBar, BorderLayout.NORTH);
>    this.getContentPane().add(statusBar, BorderLayout.SOUTH);
>    this.getContentPane().add(bevelPanel1, BorderLayout.CENTER);
>  }
>//File | Exit action performed
>
>  public void fileExit_actionPerformed(ActionEvent e)
>  {
>    System.exit(0);
>  }
>//Help | About action performed
>
>  public void helpAbout_actionPerformed(ActionEvent e)
>  {
>    Frame1_AboutBox dlg = new Frame1_AboutBox(this);
>    Dimension dlgSize = dlg.getPreferredSize();
>    Dimension frmSize = getSize();
>    Point loc = getLocation();
>    dlg.setLocation((frmSize.width - dlgSize.width) / 2 + loc.x,
>(frmSize.height - dlgSize.height) / 2 + loc.y);
>    dlg.setModal(true);
>    dlg.show();
>  }
>
>
>///////////////////////////////////////////////////////////////////////////
//
>
>  // InitializeNavTabs
>  // This routine initializes the main navigator tab control
>  private void InitializeNavTabs()
>  {
>    navigationTabs = new JTabbedPane();
>    navigationTabs.setLayout(new XYLayout());
>    navigationTabs.setMinimumSize(new Dimension(600, 500));
>    navigationTabs.setMaximumSize(new Dimension(750, 550));
>    navigationTabs.setPreferredSize(new Dimension(600, 500));
>
>    // Set up the Job Manager pane
>    InitializeJobMgrPane();
>
>    // Set up the Batch Monitor pane
>    InitializeBatchMonitorPane();
>
>    // Add the panes to the navigation tabs
>    navigationTabs.addTab("Job Manager", jobMgrPane);
>    navigationTabs.addTab("Batch Monitor", batchMonitorPane);
>  }
>
>
>///////////////////////////////////////////////////////////////////////////
//
>
>  // InitializeJobMgrPane
>  // This routine initializes the split pane which contains the tree
>control
>  // and the communications details tab control
>  private void InitializeJobMgrPane()
>  {
>    jobMgrPane = new JPanel();
>    jobMgrPane.setLayout(new BorderLayout());
>    jobMgrPane.setForeground(SystemColor.controlText);
>
>    jobMgrPane.setPreferredSize(new Dimension(200,200));
>    jobMgrPane.setMinimumSize(new Dimension(200, 200));
>    jobMgrPane.setMaximumSize(new Dimension(200, 200));
>
>    JLabel testLabel = new JLabel("Testing");
>    testLabel.setForeground(SystemColor.controlText);
>    jobMgrPane.add(testLabel, BorderLayout.CENTER);
>  }
>
>
>///////////////////////////////////////////////////////////////////////////
//
>
>  // InitializeBatchMonitorPane
>  // This routine sets up the Batch Monitor pane within the navigation
>tabs
>  private void InitializeBatchMonitorPane()
>  {
>    batchMonitorPane = new JPanel();
>    batchMonitorPane.setLayout(new XYLayout());
>    batchMonitorPane.setPreferredSize(new Dimension(200, 200));
>
>    JLabel test = new JLabel("Testing");
>    test.setForeground(SystemColor.controlText);
>    batchMonitorPane.add(test, new XYConstraints(20, 20, 50, 25));
>  }
>}
>
>Ryan Turner
>Software Engineer
>MicroMass Communications
>rturner@micromass.com
>