/*
    GNU GENERAL LICENSE
    Copyright (C) 2006 The Lobo Project. Copyright (C) 2014 - 2017 Lobo Evolution

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public
    License as published by the Free Software Foundation; either
    verion 3 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
    General License for more details.

    You should have received a copy of the GNU General Public
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
    

    Contact info: lobochief@users.sourceforge.net; ivan.difrancesco@yahoo.it
 */
package org.lobobrowser.primary.gui.prefs;

import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.border.CompoundBorder;
import javax.swing.border.EmptyBorder;
import javax.swing.border.EtchedBorder;

import org.lobobrowser.primary.gui.AbstractSettingsUI;
import org.lobobrowser.primary.gui.ValidationException;
import org.lobobrowser.util.gui.WrapperLayout;

/**
 * The Class PreferencesPanel.
 */
public class PreferencesPanel extends JPanel {

	/** The Constant serialVersionUID. */
	private static final long serialVersionUID = 1L;

	/** The ui. */
	private AbstractSettingsUI ui;

	/**
	 * Instantiates a new preferences panel.
	 */
	public PreferencesPanel() {
		this.setLayout(WrapperLayout.getInstance());
		this.setBorder(new CompoundBorder(new EtchedBorder(), new EmptyBorder(8, 8, 8, 8)));
	}

	/**
	 * Save.
	 *
	 * @return true, if successful
	 */
	public boolean save() {
		AbstractSettingsUI ui = this.ui;
		if (ui != null) {
			try {
				ui.save();
			} catch (ValidationException ve) {
				JOptionPane.showMessageDialog(this, ve.getMessage());
				return false;
			}
		}
		return true;
	}

	/**
	 * Restore defaults.
	 */
	public void restoreDefaults() {
		AbstractSettingsUI ui = this.ui;
		if (ui != null) {
			ui.restoreDefaults();
		}
	}

	/**
	 * Sets the settings ui.
	 *
	 * @param ui
	 *            the new settings ui
	 */
	public void setSettingsUI(AbstractSettingsUI ui) {
		this.ui = ui;
		this.removeAll();
		if (ui != null) {
			this.add(ui);
		}
		this.revalidate();
	}
}