| /******************************************************************************* |
| * Copyright (C) 2012 The University of Manchester |
| * |
| * Modifications to the initial code base are copyright of their |
| * respective authors, or their employers as appropriate. |
| * |
| * This program 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 program 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 program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| ******************************************************************************/ |
| package net.sf.taverna.t2.workbench.ui.views.contextualviews.activity; |
| |
| import static java.awt.BorderLayout.CENTER; |
| import static java.awt.BorderLayout.EAST; |
| import static java.awt.BorderLayout.SOUTH; |
| import static java.awt.FlowLayout.RIGHT; |
| |
| import java.awt.BorderLayout; |
| import java.awt.Component; |
| import java.awt.FlowLayout; |
| import java.awt.event.ActionEvent; |
| import java.util.List; |
| |
| import javax.swing.AbstractAction; |
| import javax.swing.Action; |
| import javax.swing.JButton; |
| import javax.swing.JComponent; |
| import javax.swing.JPanel; |
| import javax.swing.JScrollPane; |
| |
| /** |
| * @author David Withers |
| */ |
| @SuppressWarnings("serial") |
| public abstract class ListConfigurationComponent<T> extends JPanel { |
| private static final String REMOVE = "Remove"; |
| private static final String ADD = "Add"; |
| |
| private String name; |
| private List<T> items; |
| private JPanel listPanel; |
| |
| public ListConfigurationComponent(String name, List<T> items) { |
| this.name = name; |
| setLayout(new BorderLayout()); |
| |
| listPanel = new JPanel(new ListLayout()); |
| JPanel buttonPanel = new JPanel(new FlowLayout(RIGHT)); |
| buttonPanel.add(new JButton(createAddAction())); |
| |
| add(new JScrollPane(listPanel), CENTER); |
| add(buttonPanel, SOUTH); |
| |
| setItems(items); |
| } |
| |
| protected void setItems(List<T> items) { |
| this.items = items; |
| listPanel.removeAll(); |
| for (T item : items) |
| addItemComponent(item); |
| } |
| |
| protected void addItem(T item) { |
| items.add(item); |
| addItemComponent(item); |
| } |
| |
| protected void addItemComponent(T item) { |
| JComponent itemPanel = new JPanel(new BorderLayout()); |
| itemPanel.add(createItemComponent(item), CENTER); |
| itemPanel.add(new JButton(createRemoveAction(item)), EAST); |
| listPanel.add(itemPanel); |
| listPanel.revalidate(); |
| listPanel.repaint(); |
| } |
| |
| protected void removeItem(T item) { |
| int index = items.indexOf(item); |
| if (index >= 0) { |
| items.remove(index); |
| listPanel.remove(index); |
| listPanel.revalidate(); |
| listPanel.repaint(); |
| } |
| } |
| |
| private Action createRemoveAction(final T item) { |
| return new AbstractAction(REMOVE) { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| removeItem(item); |
| } |
| }; |
| } |
| |
| private Action createAddAction() { |
| return new AbstractAction(ADD + " " + name) { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| addItem(createDefaultItem()); |
| } |
| }; |
| } |
| |
| protected abstract Component createItemComponent(T item); |
| |
| protected abstract T createDefaultItem(); |
| } |