1 /* 2 * XNap Commons 3 * 4 * Copyright (C) 2005 Steffen Pingel 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 package org.xnap.commons.gui.action; 21 22 23 public abstract class AbstractSingleSelectionAction<T> extends AbstractXNapAction implements SelectionAction { 24 25 protected T item; 26 27 public AbstractSingleSelectionAction() 28 { 29 } 30 31 public T getItem() 32 { 33 return item; 34 } 35 36 public void setSelectedItems(Object[] items) 37 { 38 if (items != null) { 39 item = selectItem(items[0]); 40 } 41 setEnabled(item != null); 42 } 43 44 public abstract T selectItem(Object selectedItem); 45 46 }