/*
 * Copyright (c) 2010, 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.widgets.basic;

import org.jowidgets.api.model.item.IContainerContentCreator;
import org.jowidgets.api.model.item.IContainerItemModel;
import org.jowidgets.api.model.item.IItemModel;
import org.jowidgets.api.model.item.IItemModelListener;
import org.jowidgets.api.model.item.IToolBarItemModel;
import org.jowidgets.api.widgets.IToolBar;
import org.jowidgets.api.widgets.IToolBarContainerItem;
import org.jowidgets.api.widgets.descriptor.setup.IContainerSetup;
import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.common.types.Dimension;
import org.jowidgets.common.types.Position;
import org.jowidgets.impl.model.item.ContainerItemModelBuilder;
import org.jowidgets.spi.widgets.IToolBarContainerItemSpi;
import org.jowidgets.tools.widgets.invoker.ColorSettingsInvoker;
import org.jowidgets.tools.widgets.invoker.LayoutSettingsInvoker;
import org.jowidgets.tools.widgets.invoker.VisibiliySettingsInvoker;
import org.jowidgets.util.Assert;

public class ToolBarContainerItemImpl extends ContainerImpl implements IToolBarContainerItem {

    private final IToolBar parent;
    private final IItemModelListener modelListener;

    private String text;
    private String toolTipText;
    private IImageConstant icon;
    private IContainerContentCreator contentCreator;
    private IContainerItemModel model;

    public ToolBarContainerItemImpl(
        final IToolBar parent,
        final IToolBarContainerItemSpi toolBarContainerItemSpi,
        final IContainerSetup setup) {
        super(toolBarContainerItemSpi, setup);

        this.parent = parent;

        ColorSettingsInvoker.setColors(setup, this);
        VisibiliySettingsInvoker.setVisibility(setup, this);
        LayoutSettingsInvoker.setLayout(setup, this);

        this.modelListener = new IItemModelListener() {
            @Override
            public void itemChanged(final IItemModel item) {
                if (getModel().getContentCreator() != contentCreator) {
                    setContentCreator(getModel().getContentCreator());
                }
            }
        };

        setModel(new ContainerItemModelBuilder().build());
    }

    @Override
    public IToolBarContainerItemSpi getWidget() {
        return (IToolBarContainerItemSpi) super.getWidget();
    }

    @Override
    public IToolBar getParent() {
        return parent;
    }

    @Override
    public void setText(final String text) {
        this.text = text;
    }

    @Override
    public void setToolTipText(final String toolTipText) {
        this.toolTipText = toolTipText;
    }

    @Override
    public void setIcon(final IImageConstant icon) {
        this.icon = icon;
    }

    @Override
    public String getText() {
        return text;
    }

    @Override
    public String getToolTipText() {
        return toolTipText;
    }

    @Override
    public IImageConstant getIcon() {
        return icon;
    }

    @Override
    public IContainerItemModel getModel() {
        return model;
    }

    @Override
    public void setModel(final IContainerItemModel model) {
        Assert.paramNotNull(model, "model");
        if (this.model != null) {
            this.model.removeItemModelListener(modelListener);
        }
        setContentCreator(model.getContentCreator());
        model.addItemModelListener(modelListener);
        this.model = model;
        getParent().pack();
    }

    @Override
    public void setModel(final IToolBarItemModel model) {
        if (model instanceof IContainerItemModel) {
            setModel((IContainerItemModel) model);
        }
        else {
            throw new IllegalArgumentException("Model type '" + IContainerItemModel.class.getName() + "' expected");
        }
    }

    private void setContentCreator(final IContainerContentCreator contentCreator) {
        if (this.contentCreator != contentCreator) {
            if (this.contentCreator != null) {
                this.contentCreator.containerDisposed(this);
            }
            contentCreator.createContent(this);
            this.contentCreator = contentCreator;
        }
    }

    @Override
    public Position getPosition() {
        return getWidget().getPosition();
    }

    @Override
    public Dimension getSize() {
        return getWidget().getSize();
    }

}