private void remove() { if (getWindow() != null) { return; } ConfirmationModel model = new ConfirmationModel(); setWindow(model); model.setTitle("Remove Network Interface(s)"); model.setMessage("Network Interface(s)"); java.util.ArrayList<String> items = new java.util.ArrayList<String>(); for (Object item : getSelectedItems()) { VmNetworkInterface a = (VmNetworkInterface) item; items.add(a.getName()); } model.setItems(items); UICommand tempVar = new UICommand("OnRemove", this); tempVar.setTitle("OK"); tempVar.setIsDefault(true); model.getCommands().add(tempVar); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); }