/*

 * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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 Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 *

 */

package com.sun.hotspot.igv.coordinator;

import com.sun.hotspot.igv.coordinator.actions.RemoveCookie;

import com.sun.hotspot.igv.data.Group;

import com.sun.hotspot.igv.data.services.GroupOrganizer;

import com.sun.hotspot.igv.data.InputGraph;

import com.sun.hotspot.igv.data.Pair;

import java.awt.Image;

import java.util.ArrayList;

import java.util.List;

import org.openide.nodes.AbstractNode;

import org.openide.nodes.Children;

import org.openide.nodes.Node;

import org.openide.util.Utilities;

import org.openide.util.lookup.AbstractLookup;

import org.openide.util.lookup.InstanceContent;

/**

 *

 * @author Thomas Wuerthinger

 */

public class FolderNode extends AbstractNode {

    private GroupOrganizer organizer;

    private InstanceContent content;

    private List<Pair<String, List<Group>>> structure;

    private List<String> subFolders;

    private FolderChildren children;

    private static class FolderChildren extends Children.Keys {

        private FolderNode parent;

        public void setParent(FolderNode parent) {

            this.parent = parent;

        }

        @Override

        protected Node[] createNodes(Object arg0) {

            Pair<String, List<Group>> p = (Pair<String, List<Group>>) arg0;

            if (p.getLeft().length() == 0) {

                List<Node> curNodes = new ArrayList<Node>();

                for (Group g : p.getRight()) {

                    for (InputGraph graph : g.getGraphs()) {

                        curNodes.add(new GraphNode(graph));

                    }

                }

                Node[] result = new Node[curNodes.size()];

                for (int i = 0; i < curNodes.size(); i++) {

                    result[i] = curNodes.get(i);

                }

                return result;

            } else {

                return new Node[]{new FolderNode(p.getLeft(), parent.organizer, parent.subFolders, p.getRight())};

            }

        }

        @Override

        public void addNotify() {

            this.setKeys(parent.structure);

        }

    }

    protected InstanceContent getContent() {

        return content;

    }

    @Override

    public Image getIcon(int i) {

        return Utilities.loadImage("com/sun/hotspot/igv/coordinator/images/folder.gif");

    }

    protected FolderNode(String name, GroupOrganizer organizer, List<String> subFolders, List<Group> groups) {

        this(name, organizer, subFolders, groups, new FolderChildren(), new InstanceContent());

    }

    private FolderNode(String name, GroupOrganizer organizer, List<String> oldSubFolders, final List<Group> groups, FolderChildren children, InstanceContent content) {

        super(children, new AbstractLookup(content));

        children.setParent(this);

        this.content = content;

        this.children = children;

        content.add(new RemoveCookie() {

            public void remove() {

                for (Group g : groups) {

                    if (g.getDocument() != null) {

                        g.getDocument().removeGroup(g);

                    }

                }

            }

        });

        init(name, organizer, oldSubFolders, groups);

    }

    public void init(String name, GroupOrganizer organizer, List<String> oldSubFolders, List<Group> groups) {

        this.setDisplayName(name);

        this.organizer = organizer;

        this.subFolders = new ArrayList<String>(oldSubFolders);

        if (name.length() > 0) {

            this.subFolders.add(name);

        }

        structure = organizer.organize(subFolders, groups);

        assert structure != null;

        children.addNotify();

    }

    @Override

    public Image getOpenedIcon(int i) {

        return getIcon(i);

    }

}