/* 
@ITMillApache2LicenseForJavaFiles@
 */

package com.vaadin.tests.featurebrowser;

import com.vaadin.ui.Component;
import com.vaadin.ui.Form;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.Select;
import com.vaadin.ui.VerticalLayout;

public class FeatureItems extends Feature {

    private static final String INTRO_TEXT = ""
            + "Item is an object, which contains a set of named "
            + "properties. Each property is identified by an "
            + "id and a reference to the property can be queried from the Item. "
            + "Item defines inner-interfaces for maintaining the item property "
            + "set and listening the item property set changes."
            + "<br /><br />Items generally represent objects in the object-oriented "
            + "model, but with the exception that they are configurable "
            + "and provide an event mechanism. The simplest way of utilizing "
            + "Item interface is to use existing Item implementations. "
            + "Provided utility classes include configurable property set,"
            + " bean to item adapter and Form UI component.";

    public FeatureItems() {
        super();
    }

    @Override
    protected Component getDemoComponent() {

        final VerticalLayout l = new VerticalLayout();

        final Panel panel = new Panel();
        panel.setCaption("Items");
        l.addComponent(panel);

        final Label label = new Label();
        panel.addComponent(label);

        label.setContentMode(Label.CONTENT_XHTML);
        label.setValue(INTRO_TEXT);

        // Properties
        propertyPanel = new PropertyPanel(panel);
        final Form ap = propertyPanel.createBeanPropertySet(new String[] {
                "width", "height" });
        final Select themes = (Select) propertyPanel.getField("style");
        themes.addItem("light")
                .getItemProperty(themes.getItemCaptionPropertyId())
                .setValue("light");
        themes.addItem("strong")
                .getItemProperty(themes.getItemCaptionPropertyId())
                .setValue("strong");
        propertyPanel.addProperties("Panel Properties", ap);

        setJavadocURL("data/Item.html");

        return l;
    }

    @Override
    protected String getExampleSrc() {
        return null;
    }

    /**
     * @see com.vaadin.tests.featurebrowser.Feature#getDescriptionXHTML()
     */
    @Override
    protected String getDescriptionXHTML() {
        return null;
    }

    @Override
    protected String getImage() {
        return "icon_demo.png";
    }

    @Override
    protected String getTitle() {
        return "Introduction of Data Model Item";
    }

}
