org.eclipse.osbp.utils.ui/src/org/eclipse/osbp/utils/vaadin/ExtendedAccordion.java

/**
 *                                                                            
 *  Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany) 
 *                                                                            
 *  All rights reserved. This program and the accompanying materials           
 *  are made available under the terms of the Eclipse Public License 2.0        
 *  which accompanies this distribution, and is available at                  
 *  https://www.eclipse.org/legal/epl-2.0/                                 
 *                                 
 *  SPDX-License-Identifier: EPL-2.0                                 
 *                                                                            
 *  Contributors:                                                      
 * 	   Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation
 * 
 */
 package org.eclipse.osbp.utils.vaadin;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.util.Iterator;

import com.vaadin.ui.Accordion;
import com.vaadin.ui.Component;
import com.vaadin.ui.ComponentContainer;
import com.vaadin.ui.CssLayout;
import com.vaadin.ui.Panel;
import com.vaadin.ui.Window;
import com.vaadin.ui.themes.Reindeer;

public class ExtendedAccordion extends Accordion {
    private Component toolbar;
    private CssLayout wrapper = new CssLayout();
    private Window scroll = new Window();

    public ExtendedAccordion() {
        super();

        // Force size updates to be immediate so that contained layouts can
        // adjust after initial render
        setImmediate(true);

        wrapper.setSizeUndefined();
        scroll.setSizeUndefined();

        addStyleName("extendedaccordion");
        wrapper.addStyleName("extendedaccordion-wrap");
        scroll.addStyleName("extendedaccordion-scroll");
        scroll.addStyleName(Reindeer.PANEL_LIGHT);

        Component oldContent = getUI().getContent();

        super.getUI().setContent(wrapper);
        wrapper.addComponent(scroll);

        setContent(oldContent);

    }

    public ExtendedAccordion(String caption) {
        this();
        setCaption(caption);
    }

    public void setContent(Component content) {
        if (scroll != null) {
            scroll.setContent(content);
        }
    }

//    public void addComponent(Component c) {
//        scroll.addComponent(c);
//    }
//
//    @Override
//    public void removeComponent(Component c) {
//        scroll.removeComponent(c);
//    }
//
//    @Override
//    public Iterator<Component> getComponentIterator() {
//        return scroll.getComponentIterator();
//    }
//
//    @Override
//    public void replaceComponent(Component oldComponent, Component newComponent) {
//        scroll.replaceComponent(oldComponent, newComponent);
//    }
//
//    @Override
//    public void removeAllComponents() {
//        scroll.removeAllComponents();
//    }
//
//    @Override
//    public void setWidth(float width, int unit) {
//        super.setWidth(width, unit);
//
//        if (wrapper == null) {
//            return;
//        }
//
//        if (width > 0) {
//            wrapper.setWidth("100%");
//            scroll.setWidth("100%");
//        } else {
//            wrapper.setWidth("-1px");
//            scroll.setWidth("-1px");
//        }
//    }
//
//    @Override
//    public void setHeight(float height, int unit) {
//        super.setHeight(height, unit);
//
//        if (wrapper == null) {
//            return;
//        }
//
//        if (height > 0) {
//            wrapper.setHeight("100%");
//            scroll.setHeight("100%");
//        } else {
//            wrapper.setHeight("-1px");
//            scroll.setHeight("-1px");
//        }
//    }

    public void setToolbar(Component toolbar) {
        if (this.toolbar != null) {
            wrapper.removeComponent(this.toolbar);
        }
        this.toolbar = toolbar;
        this.toolbar.addStyleName("extendedaccordion-toolbar");
        wrapper.addComponent(toolbar, 1);
    }

    public Component getToolbar() {
        return toolbar;
    }
}