/**
 * DataCleaner (community edition)
 * Copyright (C) 2014 Neopost - Customer Information Management
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * 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 distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.datacleaner.widgets;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;

import org.datacleaner.panels.DCPanel;
import org.datacleaner.util.WidgetUtils;
import org.jdesktop.swingx.JXTaskPane;
import org.jdesktop.swingx.JXTaskPaneContainer;

/**
 * Minor improvement to the regular JXTaskPaneContainer, wrapping all task panes
 * in a bordered panel.
 */
public class DCTaskPaneContainer extends JXTaskPaneContainer {

    private static final long serialVersionUID = 1L;

    public DCTaskPaneContainer() {
        super();
        setOpaque(false);
        setBackgroundPainter(null);
    }

    public void add(final JXTaskPane taskPane) {
        final DCPanel panel = createTaskPanePanel(taskPane);
        super.add(panel);
    }

    public void add(final JXTaskPane taskPane, final int index) {
        final DCPanel panel = createTaskPanePanel(taskPane);
        super.add(panel, index);
    }

    private DCPanel createTaskPanePanel(final JXTaskPane taskPane) {
        final DCPanel panel = new DCPanel();
        panel.setBorder(WidgetUtils.BORDER_SHADOW);
        panel.setLayout(new BorderLayout());
        panel.add(taskPane, BorderLayout.CENTER);

        taskPane.addComponentListener(new ComponentAdapter() {
            @Override
            public void componentHidden(final ComponentEvent e) {
                panel.setVisible(false);
            }

            @Override
            public void componentShown(final ComponentEvent e) {
                panel.setVisible(true);
            }
        });

        return panel;
    }

    @Override
    public Component add(final Component comp) {
        throw new UnsupportedOperationException();
    }

    @Override
    public Component add(final Component comp, final int index) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void add(final Component comp, final Object constraints) {
        super.add(comp, constraints);
    }

    @Override
    public void add(final Component comp, final Object constraints, final int index) {
        throw new UnsupportedOperationException();
    }

    public JXTaskPane[] getTaskPanes() {
        final Component[] components = getComponents();
        final JXTaskPane[] result = new JXTaskPane[components.length];
        for (int i = 0; i < result.length; i++) {
            final DCPanel panel = (DCPanel) components[i];
            result[i] = (JXTaskPane) panel.getComponent(0);
        }
        return result;
    }

    public void remove(final JXTaskPane group) {
        final Component[] components = getComponents();
        for (final Component component : components) {
            if (component instanceof DCPanel) {
                final Component innerComponent = ((DCPanel) component).getComponent(0);
                if (innerComponent.equals(group)) {
                    super.remove(component);
                    return;
                }
            }
        }
    }
}