Ejemplo n.º 1
0
  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;
  }
Ejemplo n.º 2
0
 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();
 }