advanceddialog.java

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/*  Sesame - Storage and Querying architecture for RDF and RDF Schema
 *  Copyright (C) 2001-2005 Aduna
 *
 *  Contact:
 *  	Aduna
 *  	Prinses Julianaplein 14 b
 *  	3817 CS Amersfoort
 *  	The Netherlands
 *  	tel. [phone]
 *  	fax. [phone]
 *
 *  	http://aduna.biz/
 *  	http://www.openrdf.org/
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.openrdf.sesame.config.ui;

import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.URL;

import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.JTextArea;
import javax.swing.JViewport;
import javax.swing.border.Border;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

import org.openrdf.sesame.config.SystemConfig;
import org.openrdf.sesame.config.ui.util.GridBagUtil;
import org.openrdf.sesame.config.ui.util.Util;

/**
 * Advanced JDialog of RepositoryTab
 *
 * @author Peter van 't Hof
 * @author Arjohn Kampman
 * @version $Revision: 1.4 $
 */
public class AdvancedDialog extends JDialog implements ActionListener {

/*-------------------------------+
| Constants                      |
+-------------------------------*/

	/** Default height */
	protected static final int DEFAULT_HEIGHT = 84;

/*-------------------------------+
| Variables                      |
+-------------------------------*/

	/** Repository id */
	protected String _id;

	/** SystemConfig */
	protected SystemConfig _config;

	/** AccessControlTable */
	protected AccessControlTable _accessControlTable;

	/** SailTable */
	protected SailTable _sailTable;

	/** ParameterTable */
	protected ParameterTable _parameterTable;

	protected JButton _okButton;
	protected JButton _cancelButton;

/*----------------------------------+
| Constructors                      |
+----------------------------------*/
	/**
	 * Creates a new AdvancedDialog with the supplied owner, repository id and
	 * SystemConfig
	 *
	 * @param owner Frame to display this AdvancedDialog in
	 * @param id Repository id
	 * @param config SystemConfig
	 */
	public AdvancedDialog(Frame owner, String id, SystemConfig config) {
		// Set title
		super(owner, "Details for repository " + id, true);

		_id = id;
		_config = config;

		Container contentPane = getContentPane();
		contentPane.setLayout(new GridBagLayout());

		// Icon
		//URL url = getClass().getResource("icons/magglass.png");
		URL url = getClass().getResource("icons/details-repository.png");
		JLabel icon = new JLabel(new ImageIcon(url));

		GridBagUtil.constrain(contentPane, icon,
			 0, 0, 1, 1,
			 GridBagConstraints.NONE, GridBagConstraints.CENTER, 0, 0,
			 8, 8, 4, 4);

		// Explanation
		JTextArea explanation = Util.createReadOnlyTextArea(
			"Use the lists below to configure the sail stack and access rights.",
			getBackground());

		GridBagUtil.constrain(contentPane, explanation,
			 1, 0, 1, 1,
			 GridBagConstraints.NONE, GridBagConstraints.WEST, 0, 0,
			 8, 4, 0, 8);

		// Tabbed pane
		JTabbedPane tabbedPane = new JTabbedPane();

		GridBagUtil.constrain(contentPane, tabbedPane,
			 0, 1, 2, 1,
			 GridBagConstraints.BOTH, GridBagConstraints.CENTER, 1, 1,
			 4, 8, 0, 8);

		// Sail stack
		tabbedPane.add("Sail configuration", new SailStackPanel());

		// AccessControlPanel
		tabbedPane.add("Access rights", new AccessControlPanel());

		// Ok/Cancel buttons
		GridBagUtil.constrain(contentPane, _createButtons(),
			0, 2, 2, 1,
			GridBagConstraints.NONE, GridBagConstraints.CENTER, 1, 0,
			8, 8, 8, 8);

		pack();

		/*
		if (_sailTable.getRowCount() > 0) {
			// Select first row
			_sailTable.setRowSelectionInterval(0, 0);
		}
		*/

		setLocationRelativeTo(owner);
	}

/*-----------------------------+
| Methods                      |
+-----------------------------*/

	protected JPanel _createButtons() {
		// Use a GridLayout to ensure the buttons get equal sizes:
		JPanel buttonPanel = new JPanel(new GridLayout(1, 2, 4, 0));

		// OK button
		_okButton = new JButton("OK");
		_okButton.setToolTipText("Apply changes and close window");
		buttonPanel.add(_okButton);
		_okButton.addActionListener(this);

		// Cancel button
		_cancelButton = new JButton("Cancel");
		_cancelButton.setToolTipText("Cancel changes and close window");
		buttonPanel.add(_cancelButton);
		_cancelButton.addActionListener(this);

		return buttonPanel;
	}

	public void actionPerformed(ActionEvent e) {
		Object source = e.getSource();

		if (source == _okButton) {
			if (_accessControlTable.stopCellEditing() &&
				_sailTable.stopCellEditing() &&
				_parameterTable.stopCellEditing())
			{
				setVisible(false);
				dispose();
			}
			else {
				this.requestFocus();
			}
		}
		else if (source == _cancelButton) {
			setVisible(false);
			dispose();
		}
	}

	/**
	 * Focusses on one of the tables, if they are being edited
	 *
	 * @see javax.swing.JDialog#requestFocus
	 */
	public void requestFocus() {
		if (_accessControlTable.isEditing()) {
			_accessControlTable.requestFocus();
		}
		else if (_sailTable.isEditing()) {
			_sailTable.requestFocus();
		}
		else if (_parameterTable.isEditing()) {
			_parameterTable.requestFocus();
		}
		else {
			super.requestFocus();
		}
	}

/*-----------------------------------+
| Inner class AccessControlPanel     |
+-----------------------------------*/

	/** Access control JPanel of AdvancedDialog */
	protected class AccessControlPanel extends JPanel
		implements ActionListener, ListSelectionListener
	{

	/*----------------------------------+
	| Variables                         |
	+----------------------------------*/

		protected JButton _addButton;
		protected JButton _removeButton;

	/*----------------------------------+
	| Constructors                      |
	+----------------------------------*/
		/** Creates a new AccessControlPanel */
		public AccessControlPanel() {
			setLayout(new GridBagLayout());

			// Add an empty border
			Border emptyBorder = BorderFactory.createEmptyBorder(8, 8, 8, 8);
			this.setBorder(emptyBorder);

			// Title
			JLabel title = new JLabel("Access Control List:");
			GridBagUtil.constrain(this, title,
				0, 0, 1, 1,
				GridBagConstraints.NONE, GridBagConstraints.WEST, 1, 0,
				0, 0, 0, 0);

			// Access Control List
			GridBagUtil.constrain(this, _createList(),
				0, 1, 1, 1,
				GridBagConstraints.BOTH, GridBagConstraints.CENTER, 1, 1,
				0, 0, 0, 0);

			// Add/Remove buttons
			GridBagUtil.constrain(this, _createButtons(),
				0, 2, 1, 1,
				GridBagConstraints.NONE, GridBagConstraints.EAST, 1, 0,
				4, 0, 0, 0);

			// Add listeners for selections:
			_accessControlTable.getSelectionModel().addListSelectionListener(this);

			// Enable/disable buttons
			_updateButtonStatus();
		}

		protected JScrollPane _createList() {
			JScrollPane list = new JScrollPane();

			_accessControlTable = new AccessControlTable(_id, _config);

			JViewport viewport = list.getViewport();

			viewport.add(_accessControlTable);
			viewport.setBackground(Color.white);

			list.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

			// Set preferred size
			Insets insets = list.getInsets();
			Dimension scrollBarSize = list.getVerticalScrollBar().getPreferredSize();
			Dimension tableSize = _accessControlTable.getPreferredSize();

			int width = insets.left + scrollBarSize.width + tableSize.width + insets.right;

			list.setPreferredSize(new Dimension(width, DEFAULT_HEIGHT));

			return list;
		}

		protected JPanel _createButtons() {
			// Use a GridLayout to ensure the buttons get equal sizes:
			JPanel buttonPanel = new JPanel(new GridLayout(1, 2, 4, 0));

			// Add button
			_addButton = new JButton("Add...");
			_addButton.setToolTipText("Add new user to list");
			buttonPanel.add(_addButton);
			_addButton.addActionListener(this);

			// Remove button
			_removeButton = new JButton("Remove");
			_removeButton.setToolTipText("Remove user from list");
			buttonPanel.add(_removeButton);
			_removeButton.addActionListener(this);

			return buttonPanel;
		}

	/*-----------------------------+
	| Methods                      |
	+-----------------------------*/
		public void actionPerformed(ActionEvent e) {
			Object source = e.getSource();

			if (_accessControlTable.stopCellEditing()) {
				if (source == _addButton) {
					_accessControlTable.addNewRow();
				}
				else if (source == _removeButton) {
					_accessControlTable.removeRow();
				}
			}

			if (_accessControlTable.isEditing()) {
				_accessControlTable.requestFocus();
			}
			else {
				this.requestFocus();
			}
		}

		public void valueChanged(ListSelectionEvent e) {
			_updateButtonStatus();
		}

		/**
		 * Enables/disables buttons according to the current
		 * selection in the Access Control List table.
		 **/
		protected void _updateButtonStatus() {