MenuBarModelImpl.java

/*
 * Copyright (c) 2011, grossmann
 * 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.impl.model.item;

import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;

import org.jowidgets.api.model.IListModelListener;
import org.jowidgets.api.model.item.IMenuBarModel;
import org.jowidgets.api.model.item.IMenuModel;
import org.jowidgets.api.model.item.IMenuModelBuilder;
import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.tools.controller.ListModelAdapter;
import org.jowidgets.util.Assert;

class MenuBarModelImpl implements IMenuBarModel {

    private final ListModelDelegate listModelDelegate;
    private final Set<IMenuBarModel> boundModels;

    protected MenuBarModelImpl() {
        super();
        this.listModelDelegate = new ListModelDelegate();
        this.boundModels = new HashSet<IMenuBarModel>();

        this.addListModelListener(new ListModelAdapter() {

            @Override
            public void afterChildRemoved(final int index) {
                for (final IMenuBarModel boundModel : boundModels) {
                    boundModel.removeMenu(index);
                }
            }

            @Override
            public void afterChildAdded(final int index) {
                for (final IMenuBarModel boundModel : boundModels) {
                    boundModel.addMenu(getMenus().get(index));
                }
            }
        });
    }

    @Override
    public MenuBarModelImpl createCopy() {
        final MenuBarModelImpl result = new MenuBarModelImpl();
        result.setContent(this);
        return result;
    }

    protected void setContent(final IMenuBarModel source) {
        listModelDelegate.setContent(source);
    }

    @Override
    public void addAfter(final IMenuModel newMenu, final String id) {
        listModelDelegate.addAfter(newMenu, id);
    }

    @Override
    public void addBefore(final IMenuModel newMenu, final String id) {
        listModelDelegate.addBefore(newMenu, id);
    }

    @Override
    public void bind(final IMenuBarModel model) {
        Assert.paramNotNull(model, "model");
        model.removeAllMenus();
        model.addMenusOfModel(this);
        boundModels.add(model);
    }

    @Override
    public void unbind(final IMenuBarModel model) {
        Assert.paramNotNull(model, "model");
        boundModels.remove(model);
    }

    @Override
    public void addMenusOfModel(final IMenuBarModel model) {
        Assert.paramNotNull(model, "model");
        for (final IMenuModel menu : model.getMenus()) {
            addMenu(menu);
        }
    }

    @Override
    public void addMenu(final IMenuModel menu) {
        listModelDelegate.addItem(menu);
    }

    @Override
    public void addMenu(final int index, final IMenuModel menu) {
        listModelDelegate.addItem(index, menu);
    }

    @Override
    public IMenuModel addMenu(final IMenuModelBuilder menuBuilder) {
        return listModelDelegate.addItem(menuBuilder);
    }

    @Override
    public IMenuModel addMenu(final int index, final IMenuModelBuilder menuBuilder) {
        return listModelDelegate.addItem(index, menuBuilder);
    }

    @Override
    public IMenuModel addMenu() {
        return listModelDelegate.addMenu();
    }

    @Override
    public IMenuModel addMenu(final String text) {
        return listModelDelegate.addMenu(text);
    }

    @Override
    public IMenuModel addMenu(final String text, final String toolTipText) {
        return listModelDelegate.addMenu(text, toolTipText);
    }

    @Override
    public IMenuModel addMenu(final String text, final IImageConstant icon) {
        return listModelDelegate.addMenu(text, icon);
    }

    @Override
    public IMenuModel addMenu(final String text, final String toolTipText, final IImageConstant icon) {
        return listModelDelegate.addMenu(text, toolTipText, icon);
    }

    @Override
    public IMenuModel findMenuById(final String id) {
        return (IMenuModel) listModelDelegate.findItemByPath(id);
    }

    @SuppressWarnings({"unchecked", "rawtypes"})
    @Override
    public List<IMenuModel> getMenus() {
        return Collections.unmodifiableList(new LinkedList(listModelDelegate.getChildren()));
    }

    @Override
    public void removeMenu(final IMenuModel item) {
        listModelDelegate.removeItem(item);
    }

    @Override
    public void removeMenu(final int index) {
        listModelDelegate.removeItem(index);
    }

    @Override
    public void removeAllMenus() {
        listModelDelegate.removeAllItems();
    }

    @Override
    public void addListModelListener(final IListModelListener listener) {
        listModelDelegate.addListModelListener(listener);
    }

    @Override
    public void removeListModelListener(final IListModelListener listener) {
        listModelDelegate.removeListModelListener(listener);
    }

}