public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout());
    final ScrolledComposite sc =
        new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    sc.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
    Composite c = new Composite(sc, SWT.NONE);
    c.setLayout(new GridLayout(10, true));
    for (int i = 0; i < 300; i++) {
      Button b = new Button(c, SWT.PUSH);
      b.setText("Button " + i);
    }
    sc.setContent(c);
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);
    sc.setMinSize(c.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setShowFocusedControl(true);

    shell.setSize(300, 500);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
 public static void main(String[] args) {
   final Display display = new Display();
   final Shell shell = new Shell(display);
   shell.setLayout(new FillLayout());
   final StyledText styledText = new StyledText(shell, SWT.WRAP | SWT.BORDER);
   styledText.setText(text);
   FontData data = display.getSystemFont().getFontData()[0];
   Font font = new Font(display, data.getName(), 16, SWT.BOLD);
   styledText.setFont(font);
   styledText.setForeground(display.getSystemColor(SWT.COLOR_BLUE));
   styledText.addListener(
       SWT.Resize,
       new Listener() {
         public void handleEvent(Event event) {
           Rectangle rect = styledText.getClientArea();
           Image newImage = new Image(display, 1, Math.max(1, rect.height));
           GC gc = new GC(newImage);
           gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
           gc.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
           gc.fillGradientRectangle(rect.x, rect.y, 1, rect.height, true);
           gc.dispose();
           styledText.setBackgroundImage(newImage);
           if (oldImage != null) oldImage.dispose();
           oldImage = newImage;
         }
       });
   shell.setSize(700, 400);
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   if (oldImage != null) oldImage.dispose();
   font.dispose();
   display.dispose();
 }
  private boolean findEntry() {
    Cursor waitCursor = shell.getDisplay().getSystemCursor(SWT.CURSOR_WAIT);
    shell.setCursor(waitCursor);

    boolean matchCase = searchDialog.getMatchCase();
    boolean matchWord = searchDialog.getMatchWord();
    String searchString = searchDialog.getSearchString();
    int column = searchDialog.getSelectedSearchArea();

    searchString = matchCase ? searchString : searchString.toLowerCase();

    boolean found = false;
    if (searchDialog.getSearchDown()) {
      for (int i = table.getSelectionIndex() + 1; i < table.getItemCount(); i++) {
        if (found = findMatch(searchString, table.getItem(i), column, matchWord, matchCase)) {
          table.setSelection(i);
          break;
        }
      }
    } else {
      for (int i = table.getSelectionIndex() - 1; i > -1; i--) {
        if (found = findMatch(searchString, table.getItem(i), column, matchWord, matchCase)) {
          table.setSelection(i);
          break;
        }
      }
    }

    shell.setCursor(null);

    return found;
  }
Beispiel #4
0
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display);
   shell.setLayout(new RowLayout());
   Combo combo = new Combo(shell, SWT.NONE);
   combo.setItems(new String[] {"A-1", "B-1", "C-1"});
   Text text = new Text(shell, SWT.SINGLE | SWT.BORDER);
   text.setText("some text");
   combo.addListener(
       SWT.DefaultSelection,
       new Listener() {
         public void handleEvent(Event e) {
           System.out.println(e.widget + " - Default Selection");
         }
       });
   text.addListener(
       SWT.DefaultSelection,
       new Listener() {
         public void handleEvent(Event e) {
           System.out.println(e.widget + " - Default Selection");
         }
       });
   shell.pack();
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new RowLayout());

    DateTime calendar = new DateTime(shell, SWT.CALENDAR);
    calendar.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            System.out.println("calendar date changed");
          }
        });

    DateTime time = new DateTime(shell, SWT.TIME);
    time.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            System.out.println("time changed");
          }
        });

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
Beispiel #6
0
  public View(Controller controller) {
    this.controller = controller;
    display = new Display();
    shell = new Shell(display);
    shell.setText("Gallant Animation Viewer");

    shell.setLayout(new GridLayout());
  }
 public static void main(String[] args) {
   Display display = new Display();
   AddressBook application = new AddressBook();
   Shell shell = application.open(display);
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
Beispiel #8
0
  /** Initialize all ui elements, and then display the window */
  public void Initialize() {
    initMenu();
    initToolbar();
    initCanvas();
    shell.open();

    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
  }
  public Shell open(Display display) {
    shell = new Shell(display);
    shell.setLayout(new FillLayout());
    shell.addShellListener(
        new ShellAdapter() {
          @Override
          public void shellClosed(ShellEvent e) {
            e.doit = closeAddressBook();
          }
        });

    createMenuBar();

    searchDialog = new SearchDialog(shell);
    searchDialog.setSearchAreaNames(columnNames);
    searchDialog.setSearchAreaLabel(resAddressBook.getString("Column"));
    searchDialog.addFindListener(
        new FindListener() {
          public boolean find() {
            return findEntry();
          }
        });

    table = new Table(shell, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    table.setHeaderVisible(true);
    table.setMenu(createPopUpMenu());
    table.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetDefaultSelected(SelectionEvent e) {
            TableItem[] items = table.getSelection();
            if (items.length > 0) editEntry(items[0]);
          }
        });
    for (int i = 0; i < columnNames.length; i++) {
      TableColumn column = new TableColumn(table, SWT.NONE);
      column.setText(columnNames[i]);
      column.setWidth(150);
      final int columnIndex = i;
      column.addSelectionListener(
          new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
              sort(columnIndex);
            }
          });
    }

    newAddressBook();

    shell.setSize(table.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
    shell.open();
    return shell;
  }
 public static void main(String[] args) {
   Display display = new Display();
   MessageWindow application = new MessageWindow();
   Shell shell = application.open(display);
   if (args.length != 0) {
     application.openAddressBook(args[0]);
   }
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
 /** Invokes as a standalone program. */
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display, SWT.SHELL_TRIM);
   shell.setLayout(new FillLayout());
   ControlExample instance = new ControlExample(shell);
   shell.setText(getResourceString("window.title"));
   setShellSize(instance, shell);
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   instance.dispose();
   display.dispose();
 }
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout(2, true));

    final Browser browser;
    try {
      browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
      System.out.println("Could not instantiate Browser: " + e.getMessage());
      display.dispose();
      return;
    }
    GridData data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 2;
    browser.setLayoutData(data);

    Button headersButton = new Button(shell, SWT.PUSH);
    headersButton.setText("Send custom headers");
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    headersButton.setLayoutData(data);
    headersButton.addListener(
        SWT.Selection,
        event ->
            browser.setUrl(
                "http://www.ericgiguere.com/tools/http-header-viewer.html",
                null,
                new String[] {"User-agent: SWT Browser", "Custom-header: this is just a demo"}));
    Button postDataButton = new Button(shell, SWT.PUSH);
    postDataButton.setText("Send post data");
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    postDataButton.setLayoutData(data);
    postDataButton.addListener(
        SWT.Selection,
        event ->
            browser.setUrl(
                "https://bugs.eclipse.org/bugs/buglist.cgi",
                "emailassigned_to1=1&bug_severity=enhancement&bug_status=NEW&email1=platform-swt-inbox&emailtype1=substring",
                null));

    shell.setBounds(10, 10, 600, 600);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
Beispiel #13
0
  /* (non-Javadoc)
   * @see javax.microedition.lcdui.Displayable#handleShowEvent()
   */
  void eswtHandleShowCurrentEvent() {
    // If it alert is first displayable, default
    // displayable should be shown behind alert
    if (topShell.isVisible() == false && nextDisplayable == null) {
      topShell.setVisible(true);
    }
    super.eswtHandleShowCurrentEvent();
    topShell.addListener(SWT.Resize, resizeListener);

    // add key filter for scrollable text composite
    org.eclipse.swt.widgets.Display.getCurrent().addFilter(SWT.KeyDown, keyListener);
    org.eclipse.swt.widgets.Display.getCurrent().addFilter(SWT.Traverse, keyListener);
    org.eclipse.swt.widgets.Display.getCurrent().addFilter(SWT.MouseUp, keyListener);
    resetTimerTask(true);
  }
 static boolean runLoopTimer(final Display display, final Shell shell, final int seconds) {
   final boolean[] timeout = {false};
   new Thread() {
     public void run() {
       try {
         for (int i = 0; i < seconds; i++) {
           Thread.sleep(1000);
           if (display.isDisposed() || shell.isDisposed()) return;
         }
       } catch (Exception e) {
       }
       timeout[0] = true;
       /* wake up the event loop */
       if (!display.isDisposed()) {
         display.asyncExec(
             new Runnable() {
               public void run() {
                 if (!shell.isDisposed()) shell.redraw();
               }
             });
       }
     }
   }.start();
   while (!timeout[0] && !shell.isDisposed()) if (!display.readAndDispatch()) display.sleep();
   return timeout[0];
 }
Beispiel #15
0
  /**
   * Initialize the toolbar with icons and selection listeners in the appropriate part of the window
   */
  public void initToolbar() {

    Device dev = shell.getDisplay();
    try {
      exitImg = new Image(dev, "img/exit.png");
      //            openImg = new Image(dev, "img/open.png");
      playImg = new Image(dev, "img/play.png");
      //            pauseImg = new Image(dev, "img/pause.png");

    } catch (Exception e) {
      System.out.println("Cannot load images");
      System.out.println(e.getMessage());
      System.exit(1);
    }

    ToolBar toolBar = new ToolBar(shell, SWT.BORDER);

    GridData gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;
    toolBar.setLayoutData(gridData);

    ToolItem exit = new ToolItem(toolBar, SWT.PUSH);
    exit.setImage(exitImg);

    // ToolItem open = new ToolItem(toolBar, SWT.PUSH);
    // exit.setImage(openImg);

    ToolItem play = new ToolItem(toolBar, SWT.PUSH);
    play.setImage(playImg);

    //        ToolItem pause = new ToolItem(toolBar, SWT.PUSH);
    //        pause.setImage(pauseImg);

    toolBar.pack();

    exit.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            System.exit(0);
          }
        });

    // open.addSelectionListener(new SelectionAdapter() {
    //     @Override
    //     public void widgetSelected(SelectionEvent e) {
    //         FileDialog dialog = new FileDialog(shell, SWT.NULL);
    //         String path = dialog.open();
    //     }
    // });

    play.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            controller.RunAnimation();
          }
        });
  }
  private boolean save() {
    if (file == null) return saveAs();

    Cursor waitCursor = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
    shell.setCursor(waitCursor);

    TableItem[] items = table.getItems();
    String[] lines = new String[items.length];
    for (int i = 0; i < items.length; i++) {
      String[] itemText = new String[table.getColumnCount()];
      for (int j = 0; j < itemText.length; j++) {
        itemText[j] = items[i].getText(j);
      }
      lines[i] = encodeLine(itemText);
    }

    FileWriter fileWriter = null;
    try {
      fileWriter = new FileWriter(file.getAbsolutePath(), false);
      for (int i = 0; i < lines.length; i++) {
        fileWriter.write(lines[i]);
      }
    } catch (FileNotFoundException e) {
      displayError(resMessages.getString("File_not_found") + "\n" + file.getName());
      return false;
    } catch (IOException e) {
      displayError(resMessages.getString("IO_error_write") + "\n" + file.getName());
      return false;
    } finally {
      shell.setCursor(null);
      waitCursor.dispose();

      if (fileWriter != null) {
        try {
          fileWriter.close();
        } catch (IOException e) {
          displayError(resMessages.getString("IO_error_close") + "\n" + file.getName());
          return false;
        }
      }
    }

    shell.setText(resMessages.getString("Title_bar") + file.getName());
    isModified = false;
    return true;
  }
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    RowLayout layout = new RowLayout(SWT.HORIZONTAL);
    layout.wrap = true;
    layout.fill = false;
    layout.justify = true;
    shell.setLayout(layout);

    Button b = new Button(shell, SWT.PUSH);
    b.setText("Button 1");
    b = new Button(shell, SWT.PUSH);

    b.setText("Button 2");

    b = new Button(shell, SWT.PUSH);
    b.setText("Button 3");

    b = new Button(shell, SWT.PUSH);
    b.setText("Not shown");
    b.setVisible(false);
    RowData data = new RowData();
    data.exclude = true;
    b.setLayoutData(data);

    b = new Button(shell, SWT.PUSH);
    b.setText("Button 200 high");
    data = new RowData();
    data.height = 200;
    b.setLayoutData(data);

    b = new Button(shell, SWT.PUSH);
    b.setText("Button 200 wide");
    data = new RowData();
    data.width = 200;
    b.setLayoutData(data);

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
Beispiel #18
0
  public TermWinUI(Shell parent) {
    self = new Shell(parent, SWT.SHELL_TRIM);
    self.setLayout(new GridLayout());

    mainPane = new Composite(self, SWT.NONE);
    mainPane.setLayout(new GridLayout(3, false));
    mainPane.setLayoutData(new GridData(GridData.FILL_BOTH));

    createContent();
  }
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout(2, false));

    final Text text = new Text(shell, SWT.SEARCH | SWT.ICON_CANCEL);
    Image image = null;
    if ((text.getStyle() & SWT.ICON_CANCEL) == 0) {
      image = display.getSystemImage(SWT.ICON_ERROR);
      ToolBar toolBar = new ToolBar(shell, SWT.FLAT);
      ToolItem item = new ToolItem(toolBar, SWT.PUSH);
      item.setImage(image);
      item.addSelectionListener(
          new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
              text.setText("");
              System.out.println("Search cancelled");
            }
          });
    }
    text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    text.setText("Search text");
    text.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetDefaultSelected(SelectionEvent e) {
            if (e.detail == SWT.CANCEL) {
              System.out.println("Search cancelled");
            } else {
              System.out.println("Searching for: " + text.getText() + "...");
            }
          }
        });

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    if (image != null) image.dispose();
    display.dispose();
  }
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display);
   shell.setLayout(new FillLayout());
   shell.setText("Mozilla");
   final Browser browser;
   try {
     browser = new Browser(shell, SWT.MOZILLA);
   } catch (SWTError e) {
     System.out.println("Could not instantiate Browser: " + e.getMessage());
     display.dispose();
     return;
   }
   shell.open();
   browser.setUrl("http://mozilla.org");
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
Beispiel #21
0
  /* (non-Javadoc)
   * @see javax.microedition.lcdui.Displayable#handleHideEvent()
   */
  void eswtHandleHideCurrentEvent() {
    super.eswtHandleHideCurrentEvent();
    topShell.removeListener(SWT.Resize, resizeListener);

    nextDisplayable = null;
    resetTimerTask(false);

    // remove key filter for scrollable text composite
    org.eclipse.swt.widgets.Display.getCurrent().removeFilter(SWT.KeyDown, keyListener);
    org.eclipse.swt.widgets.Display.getCurrent().removeFilter(SWT.Traverse, keyListener);
    org.eclipse.swt.widgets.Display.getCurrent().removeFilter(SWT.MouseUp, keyListener);
  }
  /**
   * Creates the menu at the top of the shell where most of the programs functionality is accessed.
   *
   * @return The <code>Menu</code> widget that was created
   */
  private Menu createMenuBar() {
    Menu menuBar = new Menu(shell, SWT.BAR);
    shell.setMenuBar(menuBar);

    // create each header and subMenu for the menuBar
    createFileMenu(menuBar);
    createEditMenu(menuBar);
    createSearchMenu(menuBar);
    createHelpMenu(menuBar);

    return menuBar;
  }
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display);
   shell.setText("StyledText with underline and strike through");
   shell.setLayout(new FillLayout());
   StyledText text = new StyledText(shell, SWT.BORDER);
   text.setText("0123456789 ABCDEFGHIJKLM NOPQRSTUVWXYZ");
   // make 0123456789 appear underlined
   StyleRange style1 = new StyleRange();
   style1.start = 0;
   style1.length = 10;
   style1.underline = true;
   text.setStyleRange(style1);
   // make ABCDEFGHIJKLM have a strike through
   StyleRange style2 = new StyleRange();
   style2.start = 11;
   style2.length = 13;
   style2.strikeout = true;
   text.setStyleRange(style2);
   // make NOPQRSTUVWXYZ appear underlined and have a strike through
   StyleRange style3 = new StyleRange();
   style3.start = 25;
   style3.length = 13;
   style3.underline = true;
   style3.strikeout = true;
   text.setStyleRange(style3);
   shell.pack();
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
  public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("SWT and Swing DND Example");
    GridLayout layout = new GridLayout(1, false);
    shell.setLayout(layout);

    Text swtText = new Text(shell, SWT.BORDER);
    swtText.setText("SWT Text");
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    swtText.setLayoutData(data);
    setDragDrop(swtText);

    Composite comp = new Composite(shell, SWT.EMBEDDED);
    java.awt.Frame frame = SWT_AWT.new_Frame(comp);
    JTextField swingText = new JTextField(40);
    swingText.setText("Swing Text");
    swingText.setDragEnabled(true);
    frame.add(swingText);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = swingText.getPreferredSize().height;
    comp.setLayoutData(data);

    shell.setSize(400, 200);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display);
   shell.setLayout(new RowLayout());
   Text text = new Text(shell, SWT.MULTI | SWT.BORDER);
   String modifier = SWT.MOD1 == SWT.CTRL ? "Ctrl" : "Command";
   text.setText("Hit " + modifier + "+Return\nto see\nthe default button\nrun");
   text.addTraverseListener(
       e -> {
         switch (e.detail) {
           case SWT.TRAVERSE_RETURN:
             if ((e.stateMask & SWT.MOD1) != 0) e.doit = true;
         }
       });
   Button button = new Button(shell, SWT.PUSH);
   button.pack();
   button.setText("OK");
   button.addSelectionListener(
       new SelectionAdapter() {
         @Override
         public void widgetSelected(SelectionEvent e) {
           System.out.println("OK selected");
         }
       });
   shell.setDefaultButton(button);
   shell.pack();
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
Beispiel #26
0
 public static void main(String[] args) {
   Display display = Display.getDefault();
   Shell shell = new Shell(display);
   @SuppressWarnings("unused")
   MainWindow inst = new MainWindow(shell, SWT.NULL);
   shell.setLayout(new FillLayout());
   shell.setImage(SWTResourceManager.getImage("images/16x16.png"));
   shell.setText("Change This Title");
   shell.setBackgroundImage(SWTResourceManager.getImage("images/ToolbarBackground.gif"));
   shell.layout();
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
 }
 public static void main(String[] args) {
   Display display = new Display();
   Shell shell = new Shell(display);
   shell.setLayout(new FillLayout());
   final Table table = new Table(shell, SWT.BORDER);
   table.setHeaderVisible(true);
   final TableColumn column1 = new TableColumn(table, SWT.NONE);
   column1.setText("Column 1");
   final TableColumn column2 = new TableColumn(table, SWT.NONE);
   column2.setText("Column 2");
   TableItem item = new TableItem(table, SWT.NONE);
   item.setText(new String[] {"a", "3"});
   item = new TableItem(table, SWT.NONE);
   item.setText(new String[] {"b", "2"});
   item = new TableItem(table, SWT.NONE);
   item.setText(new String[] {"c", "1"});
   column1.setWidth(100);
   column2.setWidth(100);
   Listener sortListener =
       e -> {
         TableItem[] items = table.getItems();
         Collator collator = Collator.getInstance(Locale.getDefault());
         TableColumn column = (TableColumn) e.widget;
         int index = column == column1 ? 0 : 1;
         for (int i = 1; i < items.length; i++) {
           String value1 = items[i].getText(index);
           for (int j = 0; j < i; j++) {
             String value2 = items[j].getText(index);
             if (collator.compare(value1, value2) < 0) {
               String[] values = {items[i].getText(0), items[i].getText(1)};
               items[i].dispose();
               TableItem item1 = new TableItem(table, SWT.NONE, j);
               item1.setText(values);
               items = table.getItems();
               break;
             }
           }
         }
         table.setSortColumn(column);
       };
   column1.addListener(SWT.Selection, sortListener);
   column2.addListener(SWT.Selection, sortListener);
   table.setSortColumn(column1);
   table.setSortDirection(SWT.UP);
   shell.setSize(shell.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    shell.setText("Snippet 346");

    Text text = new Text(shell, SWT.PASSWORD | SWT.BORDER);
    text.setTextChars(new char[] {'p', 'a', 's', 's'});
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
    protected void close(boolean ok) {
      if (ok) {

        if (username == null) {

          username = "";
        }

        if (password == null) {

          password = "";
        }

      } else {

        username = null;
        password = null;
      }

      shell.dispose();
      sem.release();
    }
  private boolean closeAddressBook() {
    if (isModified) {
      // ask user if they want to save current address book
      MessageBox box = new MessageBox(shell, SWT.ICON_WARNING | SWT.YES | SWT.NO | SWT.CANCEL);
      box.setText(shell.getText());
      box.setMessage(resAddressBook.getString("Close_save"));

      int choice = box.open();
      if (choice == SWT.CANCEL) {
        return false;
      } else if (choice == SWT.YES) {
        if (!save()) return false;
      }
    }

    TableItem[] items = table.getItems();
    for (int i = 0; i < items.length; i++) {
      items[i].dispose();
    }

    return true;
  }