/*
 * Copyright (c) 2010, Michael 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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.swing.common.widgets;

import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;

import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.common.types.Dimension;
import org.jowidgets.common.types.Position;
import org.jowidgets.common.types.Rectangle;
import org.jowidgets.common.widgets.IDisplayCommon;
import org.jowidgets.common.widgets.controller.IWindowListener;
import org.jowidgets.common.widgets.descriptor.IWidgetDescriptor;
import org.jowidgets.common.widgets.factory.IGenericWidgetFactory;
import org.jowidgets.spi.impl.controller.WindowObservable;
import org.jowidgets.spi.impl.swing.common.image.SwingImageRegistry;
import org.jowidgets.spi.impl.swing.common.util.DimensionConvert;
import org.jowidgets.spi.impl.swing.common.util.PositionConvert;
import org.jowidgets.spi.widgets.IWindowSpi;

public class SwingWindow extends SwingContainer implements IWindowSpi {

    private final WindowObservable windowObservableDelegate;

    public SwingWindow(final IGenericWidgetFactory factory, final Window window, final boolean closeable) {
        super(factory, window);

        this.windowObservableDelegate = new WindowObservable();

        getUiReference().addWindowListener(new WindowListener() {

            @Override
            public void windowActivated(final WindowEvent e) {
                windowObservableDelegate.fireWindowActivated();
            }

            @Override
            public void windowDeactivated(final WindowEvent e) {
                windowObservableDelegate.fireWindowDeactivated();
            }

            @Override
            public void windowIconified(final WindowEvent e) {
                windowObservableDelegate.fireWindowIconified();
            }

            @Override
            public void windowDeiconified(final WindowEvent e) {
                windowObservableDelegate.fireWindowDeiconified();
            }

            @Override
            public void windowClosed(final WindowEvent e) {}

            @Override
            public void windowClosing(final WindowEvent e) {
                final boolean veto = windowObservableDelegate.fireWindowClosing();
                if (!veto && closeable) {
                    setVisible(false);
                }
            }

            @Override
            public void windowOpened(final WindowEvent e) {}

        });
    }

    @Override
    public void setVisible(final boolean visible) {
        final boolean wasVisible = isVisible();
        super.setVisible(visible);
        if (wasVisible && !visible) {
            windowObservableDelegate.fireWindowClosed();
        }
    }

    @Override
    public Window getUiReference() {
        return (Window) super.getUiReference();
    }

    @Override
    public Dimension computeDecoratedSize(final Dimension clientAreaSize) {
        if (!getUiReference().isDisplayable()) {
            getUiReference().addNotify();
        }
        return super.computeDecoratedSize(clientAreaSize);
    }

    @Override
    public void pack() {
        getUiReference().pack();
    }

    @Override
    public final void setPosition(final Position position) {
        getUiReference().setLocation(PositionConvert.convert(position));
    }

    @Override
    public final Position getPosition() {
        return PositionConvert.convert(getUiReference().getLocation());
    }

    public void setMinSize(final Dimension minSize) {
        getUiReference().setMinimumSize(DimensionConvert.convert(minSize));
    }

    @Override
    public final void setSize(final Dimension size) {
        getUiReference().setSize(DimensionConvert.convert(size));
    }

    @Override
    public final Dimension getSize() {
        return DimensionConvert.convert(getUiReference().getSize());
    }

    @Override
    public <WIDGET_TYPE extends IDisplayCommon, DESCRIPTOR_TYPE extends IWidgetDescriptor<WIDGET_TYPE>> WIDGET_TYPE createChildWindow(
        final DESCRIPTOR_TYPE descriptor) {
        return getGenericWidgetFactory().create(getUiReference(), descriptor);
    }

    protected void setIcon(final IImageConstant icon, final SwingImageRegistry imageRegistry) {
        getUiReference().setIconImage(imageRegistry.getImage(icon));
    }

    @Override
    public Rectangle getParentBounds() {
        final Dimension parentSize;
        Position parentPosition = new Position(0, 0);
        if (getUiReference().getParent() != null) {
            parentPosition = PositionConvert.convert(getUiReference().getParent().getLocation());
            parentSize = DimensionConvert.convert(getUiReference().getParent().getSize());
        }
        else {
            parentSize = DimensionConvert.convert(Toolkit.getDefaultToolkit().getScreenSize());
        }
        return new Rectangle(parentPosition, parentSize);
    }

    @Override
    public void addWindowListener(final IWindowListener listener) {
        windowObservableDelegate.addWindowListener(listener);
    }

    @Override
    public void removeWindowListener(final IWindowListener listener) {
        windowObservableDelegate.removeWindowListener(listener);
    }

    @Override
    public void dispose() {
        setVisible(false);
        getUiReference().dispose();
    }

}