Java Code:
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

public class Snippet58 {

  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    ToolBar bar = new ToolBar(shell, SWT.BORDER);
    for (int i = 0; i < 4; i++) {
      ToolItem item = new ToolItem(bar, 0);
      item.setText("Item " + i);
    }
    ToolItem sep = new ToolItem(bar, SWT.SEPARATOR);
    int start = bar.getItemCount();
    for (int i = start; i < start + 4; i++) {
      ToolItem item = new ToolItem(bar, 0);
      item.setText("Item " + i);
    }
    Combo combo = new Combo(bar, SWT.READ_ONLY);
    for (int i = 0; i < 4; i++) {
      combo.add("Item " + i);
    }
    combo.pack();
    sep.setWidth(combo.getSize().x);
    sep.setControl(combo);
    bar.pack();
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    display.dispose();
  }
}