示例#1
0
  /**
   * 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();
   final Shell shell = new Shell(display);
   shell.setText("Text Editor");
   Menu bar = new Menu(shell, SWT.BAR);
   shell.setMenuBar(bar);
   MenuItem fileItem = new MenuItem(bar, SWT.CASCADE);
   fileItem.setText("&File");
   Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
   fileItem.setMenu(fileMenu);
   MenuItem saveItem = new MenuItem(fileMenu, SWT.PUSH);
   saveItem.setText("&Save\tCtrl+S");
   saveItem.setAccelerator(SWT.MOD1 + 'S');
   saveItem.addListener(SWT.Selection, e -> shell.setModified(false));
   MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH);
   exitItem.setText("Exit");
   exitItem.addListener(SWT.Selection, e -> shell.close());
   Text text = new Text(shell, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
   text.addListener(SWT.Modify, e -> shell.setModified(true));
   shell.addListener(
       SWT.Close,
       e -> {
         if (shell.getModified()) {
           MessageBox box = new MessageBox(shell, SWT.PRIMARY_MODAL | SWT.OK | SWT.CANCEL);
           box.setText(shell.getText());
           box.setMessage("You have unsaved changes, do you want to exit?");
           e.doit = box.open() == SWT.OK;
         }
       });
   shell.setLayout(new FillLayout());
   shell.open();
   while (!shell.isDisposed()) {
     if (!display.readAndDispatch()) display.sleep();
   }
   display.dispose();
 }
  public static void main(String[] args) {
    Shell shell = new Shell();
    Display display = shell.getDisplay();
    shell.setLayout(new FillLayout());
    shell.setText("ExpandBar Example");

    Menu menubar = new Menu(shell, SWT.BAR);
    shell.setMenuBar(menubar);
    MenuItem fileItem = new MenuItem(menubar, SWT.CASCADE);
    fileItem.setText("&File");
    Menu submenu = new Menu(shell, SWT.DROP_DOWN);
    fileItem.setMenu(submenu);
    item = new MenuItem(submenu, SWT.PUSH);
    item.setText("New ExpandItem");

    bar = new ExpandBar(shell, SWT.V_SCROLL);
    image = display.getSystemImage(SWT.ICON_QUESTION);

    // First item
    Composite composite = new Composite(bar, SWT.NONE);
    Menu popupmenu = new Menu(shell, SWT.POP_UP);
    MenuItem popupItem = new MenuItem(popupmenu, SWT.PUSH);
    popupItem.setText("Popup");
    composite.setMenu(popupmenu);

    GridLayout layout = new GridLayout(2, false);
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;
    composite.setLayout(layout);
    Label label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_ERROR));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_ERROR");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_INFORMATION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_INFORMATION");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_WARNING));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_WARNING");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_QUESTION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_QUESTION");
    ExpandItem item1 = new ExpandItem(bar, SWT.NONE);
    item1.setText("What is your favorite icon");
    item1.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item1.setControl(composite);
    item1.setImage(image);

    // Second item
    composite = new Composite(bar, SWT.NONE);
    layout = new GridLayout(2, true);
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;
    composite.setLayout(layout);
    Button button1 = new Button(composite, SWT.PUSH);
    button1.setText("Button 1");
    Button button2 = new Button(composite, SWT.PUSH);
    button2.setText("Button 2");

    ExpandItem item0 = new ExpandItem(bar, SWT.NONE);
    item0.setText("What is your favorite button");
    item0.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item0.setControl(composite);
    item0.setImage(image);
    item0.setExpanded(false);

    item.addListener(
        SWT.Selection,
        new Listener() {
          @Override
          public void handleEvent(Event e) {
            ExpandItem item2 = new ExpandItem(bar, SWT.NONE);
            Composite composite = new Composite(bar, SWT.NONE);
            GridLayout layout = new GridLayout(2, false);
            composite.setLayout(layout);
            Label label = new Label(composite, SWT.NONE);
            label.setText("What is your name?");
            Composite pcomposite = new Composite(composite, SWT.NONE);
            Text text = new Text(pcomposite, SWT.NONE);
            item2.setText("New Question");
            text.pack();
            composite.pack();
            Point size = composite.computeSize(SWT.DEFAULT, SWT.DEFAULT);
            item2.setHeight(size.y);
            item2.setControl(composite);
            item2.setImage(image);
            item2.setExpanded(true);
          }
        });

    bar.setSpacing(8);
    shell.setSize(400, 550);
    shell.open();
    System.out.println("------------------------------");
    System.out.println("getSize: " + button1.getSize());
    System.out.println("getBounds: " + button1.getBounds());
    System.out.println("computeSize: " + button1.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    System.out.println("getLocation: " + button1.getLocation());

    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) {
        display.sleep();
      }
    }
    image.dispose();
    display.dispose();
  }