me.uni.emuseo.view.common.helpers.ImagePreviewWindow.java Source code

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Here is the source code for me.uni.emuseo.view.common.helpers.ImagePreviewWindow.java

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/*******************************************************************************
 * Copyright (c) 2016 Darian Jakubik.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     Darian Jakubik - initial API and implementation
 ******************************************************************************/
package me.uni.emuseo.view.common.helpers;

import com.vaadin.server.ExternalResource;
import com.vaadin.server.FontAwesome;
import com.vaadin.ui.Button;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Image;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;

public class ImagePreviewWindow extends Window {
    /**
     * 
     */
    private static final long serialVersionUID = 4023778432405550696L;

    protected Button cancelButton;
    protected VerticalLayout windowLayout;
    protected HorizontalLayout buttonLayout;

    public ImagePreviewWindow(String url) {
        setSizeUndefined();
        setWidth(400, Unit.PIXELS);
        setHeight(360, Unit.PIXELS);
        windowLayout = new VerticalLayout();

        if (url != null) {
            Image image = new Image();
            image.setSource(new ExternalResource(url));
            image.setSizeFull();
            windowLayout.addComponent(image);
        }

        // buildButtons();
        // windowLayout.addComponent(buttonLayout);
        setContent(windowLayout);
        setModal(true);
    }

    public ImagePreviewWindow(String url, String caption) {
        this(url);
        setCaption(caption);
    }

    protected void buildButtons() {

        cancelButton = new Button();
        cancelButton.addStyleName("primary");
        cancelButton.setIcon(FontAwesome.TIMES);
        cancelButton.addClickListener(new ClickListener() {

            private static final long serialVersionUID = 7610746471261080892L;

            @Override
            public void buttonClick(ClickEvent event) {
                onCancel();
            }

        });

        buttonLayout = new HorizontalLayout();
        buttonLayout.addComponent(cancelButton);
        buttonLayout.setSpacing(true);
        buttonLayout.addStyleName("form-buttons");
    }

    @Override
    public void close() {
        onCancel();
    }

    protected void onCancel() {
        super.close();
    }

}