/*
 * 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.workbench.impl;

import org.jowidgets.api.model.item.IToolBarModel;
import org.jowidgets.api.toolkit.Toolkit;
import org.jowidgets.api.widgets.IContainer;
import org.jowidgets.api.widgets.IToolBar;
import org.jowidgets.api.widgets.blueprint.factory.IBluePrintFactory;
import org.jowidgets.common.widgets.layout.MigLayoutDescriptor;
import org.jowidgets.tools.controller.ListModelAdapter;
import org.jowidgets.tools.model.item.ToolBarModel;

public class WorkbenchToolbar {

    private final IToolBar toolBar;
    private final IToolBarModel toolBarModel;
    private final IContainer container;

    public WorkbenchToolbar(final IContainer container) {

        this.container = container;

        final IBluePrintFactory bpf = Toolkit.getBluePrintFactory();
        container.setLayout(new MigLayoutDescriptor("0[grow, 0::]0", "0[]0"));

        toolBarModel = new ToolBarModel();
        toolBar = container.add(bpf.toolBar(), "w 0::, growx");
        toolBar.setModel(toolBarModel);
        container.setVisible(false);

        toolBarModel.addListModelListener(new ListModelAdapter() {

            @Override
            public void afterChildAdded(final int index) {
                if (toolBarModel.getItems().size() == 1) {
                    container.setVisible(true);
                }
            }

            @Override
            public void afterChildRemoved(final int index) {
                if (toolBarModel.getItems().size() == 0) {
                    container.setVisible(false);
                }
            }
        });

    }

    public IToolBarModel getToolBarModel() {
        return toolBarModel;
    }

    public boolean isVisible() {
        return container.isVisible();
    }

    public void pack() {
        toolBar.pack();
    }

}