final Button btnNewButton_1 = new Button(parent, SWT.NONE);
btnNewButton_1.setImage(img);

menu_1 = new Menu(btnNewButton_1);
btnNewButton_1.setMenu(menu_1);
		
mntmNewItem = new MenuItem(menu_1, SWT.NONE);
mntmNewItem.setText("New Item1");
		
mntmNewItem_1 = new MenuItem(menu_1, SWT.NONE);
mntmNewItem_1.setText("New Item2");
		
mntmNewItem_2 = new MenuItem(menu_1, SWT.NONE);
mntmNewItem_2.setText("New Item3");

btnNewButton_1.addSelectionListener(new SelectionAdapter() {
			@Override
			public void widgetSelected(SelectionEvent e) {

			}
		});