/*
 * Copyright (c) 2011, Lukas Gross
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 *   names of its contributors may be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */

package org.jowidgets.spi.impl.dummy.widgets;

import java.util.LinkedList;
import java.util.List;

import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.common.types.Dimension;
import org.jowidgets.common.types.Markup;
import org.jowidgets.common.types.Position;
import org.jowidgets.common.widgets.controller.ITreeNodeListener;
import org.jowidgets.spi.impl.dummy.ui.UIDObservable;
import org.jowidgets.spi.impl.dummy.ui.UIDTree;
import org.jowidgets.spi.impl.dummy.ui.UIDTreeItem;
import org.jowidgets.spi.widgets.IPopupMenuSpi;
import org.jowidgets.spi.widgets.ITreeNodeSpi;
import org.jowidgets.spi.widgets.ITreeSpi;
import org.jowidgets.spi.widgets.controller.ITreeSelectionListenerSpi;
import org.jowidgets.spi.widgets.setup.ITreeSetupSpi;

public class TreeImpl extends DummyControl implements ITreeSpi, ITreeNodeSpi {

    private final UIDObservable popupObs;
    private final List<TreeNodeImpl> items;
    private Position position;
    private Dimension size;

    public TreeImpl(final ITreeSetupSpi setup) {
        super(new UIDTree());
        this.popupObs = new UIDObservable();
        this.items = new LinkedList<TreeNodeImpl>();
    }

    @Override
    public IPopupMenuSpi createPopupMenu() {
        return new PopupMenuImpl(getUiReference());
    }

    @Override
    public UIDTree getUiReference() {
        return new UIDTree();
    }

    @Override
    public void setEnabled(final boolean enabled) {
        getUiReference().setEnabled(enabled);
    }

    @Override
    public boolean isEnabled() {
        return getUiReference().isEnabled();
    }

    @Override
    public Dimension getSize() {
        return size;
    }

    @Override
    public void addTreeSelectionListener(final ITreeSelectionListenerSpi listener) {
        popupObs.addTreeSelectionListener(listener);
    }

    @Override
    public void removeTreeSelectionListener(final ITreeSelectionListenerSpi listener) {
        popupObs.removeTreeSelectionListener(listener);
    }

    @Override
    public ITreeNodeSpi addNode(final Integer index) {
        final TreeNodeImpl result = new TreeNodeImpl(this, new UIDTreeItem(), index);
        items.add(result);
        return result;
    }

    @Override
    public void removeNode(final int index) {
        items.remove(index);
    }

    @Override
    public ITreeNodeSpi getRootNode() {
        return this;
    }

    @Override
    public List<ITreeNodeSpi> getSelectedNodes() {
        final List<ITreeNodeSpi> results = new LinkedList<ITreeNodeSpi>();
        for (final TreeNodeImpl item : items) {
            if (item.isSelected()) {
                results.add(item);
            }
        }
        return results;
    }

    public void registerNode(final TreeNodeImpl result) {
        items.add(result);
    }

    @Override
    public ITreeNodeSpi getNodeAt(final Position position) {
        return null;
    }

    @Override
    public void setMarkup(final Markup markup) {
        throw new UnsupportedOperationException("setMarkup is not possible on the root node");
    }

    @Override
    public void setExpanded(final boolean expanded) {
        throw new UnsupportedOperationException("setExpanded is not possible on the root node");
    }

    @Override
    public boolean isExpanded() {
        throw new UnsupportedOperationException("isExpanded is not possible on the root node");
    }

    @Override
    public void setSelected(final boolean selected) {
        throw new UnsupportedOperationException("setSelected is not possible on the root node");
    }

    @Override
    public boolean isSelected() {
        throw new UnsupportedOperationException("isSelected is not possible on the root node");
    }

    @Override
    public void setText(final String text) {
        throw new UnsupportedOperationException("setText is not possible on the root node");
    }

    @Override
    public void setToolTipText(final String text) {
        throw new UnsupportedOperationException("setToolTipText is not possible on the root node");
    }

    @Override
    public void setIcon(final IImageConstant icon) {
        throw new UnsupportedOperationException("setIcon is not possible on the root node");
    }

    @Override
    public void addTreeNodeListener(final ITreeNodeListener listener) {
        throw new UnsupportedOperationException("addTreeNodeListener is not possible on the root node");
    }

    @Override
    public void removeTreeNodeListener(final ITreeNodeListener listener) {
        throw new UnsupportedOperationException("removeTreeNodeListener is not possible on the root node");
    }

    @Override
    public void setChecked(final boolean checked) {
        throw new UnsupportedOperationException("setChecked is not possible on the root node");
    }

    @Override
    public boolean isChecked() {
        throw new UnsupportedOperationException("isChecked is not possible on the root node");
    }

    @Override
    public void setCheckable(final boolean checkable) {
        throw new UnsupportedOperationException("setCheckable is not possible on the root node");
    }

    @Override
    public void setGreyed(final boolean greyed) {
        throw new UnsupportedOperationException("setGreyed is not possible on the root node");
    }

    @Override
    public boolean isGreyed() {
        throw new UnsupportedOperationException("isGreyed is not possible on the root node");
    }

    @Override
    public void setSize(final Dimension size) {
        this.size = size;
    }

    @Override
    public Position getPosition() {
        return position;
    }

    @Override
    public void setPosition(final Position position) {
        this.position = position;
    }
}