CustomComponentSizeUpdate.java

package com.vaadin.tests.components.customcomponent;

import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.NativeButton;

public class CustomComponentSizeUpdate extends TestBase {

    @Override
    protected void setup() {
        NativeButton nb = new NativeButton(
                "100%x100% button. Click to reduce CustomComponent size");
        nb.setSizeFull();

        final CustomComponent cc = new CustomComponent(nb);
        cc.setWidth("500px");
        cc.setHeight("500px");

        nb.addClickListener(new ClickListener() {

            @Override
            public void buttonClick(ClickEvent event) {
                cc.setWidth((cc.getWidth() - 20) + "px");
                cc.setHeight((cc.getHeight() - 20) + "px");

            }
        });

        addComponent(cc);

    }

    @Override
    protected String getDescription() {
        return "Click the button to reduce the size of the parent. The button should be resized to fit the parent.";
    }

    @Override
    protected Integer getTicketNumber() {
        return 3705;
    }

}