ContextMenuSource.java
资源名称:swingx.zip [点击查看]
上传用户:zhengdagz
上传日期:2014-03-06
资源大小:1956k
文件大小:4k
源码类别:
xml/soap/webservice
开发平台:
Java
- /*
- * $Id: ContextMenuSource.java,v 1.4 2005/10/13 08:59:57 kleopatra Exp $
- *
- * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
- * Santa Clara, California 95054, U.S.A. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
- package org.jdesktop.swingx.plaf;
- import java.awt.event.ActionEvent;
- import java.util.HashMap;
- import java.util.Map;
- import javax.swing.AbstractAction;
- import javax.swing.Action;
- import javax.swing.ActionMap;
- import javax.swing.JComponent;
- import javax.swing.UIManager;
- /**
- * @author Jeanette Winzenburg
- */
- public abstract class ContextMenuSource {
- private Map<String, String> names;
- public abstract String[] getKeys();
- public String getName(String actionKey) {
- return getNames().get(actionKey);
- }
- public abstract void updateActionEnabled(JComponent component, ActionMap map);
- /**
- * returns an ActionMap for usage in default context menues.
- * @param component
- * @return
- */
- public ActionMap createActionMap(JComponent component) {
- ActionMap map = new ActionMap();
- String[] keys = getKeys();
- for (int i = 0; i < keys.length; i++) {
- if (keys[i] != null) {
- Action action = createDelegateAction(component, keys[i]);
- if (action != null) {
- map.put(keys[i], action);
- }
- }
- }
- return map;
- }
- protected Map<String, String> getNames() {
- if (names == null) {
- names = new HashMap<String, String>();
- initNames(names);
- }
- return names;
- }
- protected String getValue(String key, String defaultValue) {
- String value = UIManager.getString(getResourcePrefix() + key);
- return value != null ? value : defaultValue;
- }
- protected abstract void initNames(Map<String, String> names);
- protected abstract String getResourcePrefix();
- protected Action createDelegateAction(JComponent component,
- String actionKey) {
- Action action = component.getActionMap().get(actionKey);
- if (action != null) {
- return new DelegateAction(getName(actionKey),
- action, component);
- }
- return null;
- }
- public static class DelegateAction extends AbstractAction {
- private Action delegatee;
- private JComponent target;
- public DelegateAction(String name, Action delegatee, JComponent target) {
- super(name);
- this.delegatee = delegatee;
- this.target = target;
- }
- public void actionPerformed(ActionEvent e) {
- delegatee.actionPerformed(createActionEvent(e));
- }
- private ActionEvent createActionEvent(ActionEvent e) {
- if (target != null) {
- return new ActionEvent(target, e.getID(), e.getActionCommand(), e.getWhen(), e.getModifiers());
- }
- return e;
- }
- }
- }