/*******************************************************************************
 * Copyright (C) 2007 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.dataflowoutputport;

import static java.awt.FlowLayout.LEFT;

import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;

import uk.org.taverna.scufl2.api.port.OutputWorkflowPort;
import net.sf.taverna.t2.workbench.file.FileManager;
import net.sf.taverna.t2.workbench.ui.views.contextualviews.ContextualView;

/**
 * Contextual view for dataflow's output ports.
 *
 * @author Alex Nenadic
 */
public class DataflowOutputPortContextualView extends ContextualView {
	private static final long serialVersionUID = 5496014085110553051L;

	private OutputWorkflowPort dataflowOutputPort;
	private JPanel dataflowOutputPortView;
	@SuppressWarnings("unused")
	private FileManager fileManager;

	public DataflowOutputPortContextualView(OutputWorkflowPort outputport,
			FileManager fileManager) {
		this.dataflowOutputPort = outputport;
		this.fileManager = fileManager;
		initView();
	}

	@Override
	public JComponent getMainFrame() {
		refreshView();
		return dataflowOutputPortView;
	}

	@Override
	public String getViewTitle() {
		return "Workflow output port: " + dataflowOutputPort.getName();
	}

	@Override
	public void refreshView() {
		dataflowOutputPortView = new JPanel(new FlowLayout(LEFT));
		dataflowOutputPortView.setBorder(new EmptyBorder(5,5,5,5));
		JLabel label = new JLabel(getTextForLabel());
		dataflowOutputPortView.add(label);
	}

	private String getTextForLabel() {
		//FIXME
		//return getTextFromDepth("port", dataflowOutputPort.getDepth());
		return "Fix depth for OutputWorkflowPort";
	}

	private void updatePrediction() {
		//FIXME
		// fileManager.getCurrentDataflow().checkValidity();
	}

	@Override
	@SuppressWarnings("serial")
	public Action getConfigureAction(Frame owner) {
		return new AbstractAction("Update prediction") {
			@Override
			public void actionPerformed(ActionEvent e) {
				updatePrediction();
				refreshView();
			}
		};
	}

	@Override
	public int getPreferredPosition() {
		return 100;
	}
}