com.googlecode.wicketelements.components.module.Module Maven / Gradle / Ivy

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Various Apache Wicket components.

There is a newer version: 1.4.7

package com.googlecode.wicketelements.components.module;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxFallbackLink;
import org.apache.wicket.behavior.AttributeAppender;
import org.apache.wicket.markup.html.CSSPackageResource;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.border.Border;
import org.apache.wicket.markup.html.link.AbstractLink;
import org.apache.wicket.model.AbstractReadOnlyModel;
import org.apache.wicket.model.IModel;

import static com.googlecode.jbp.common.requirements.Reqs.PARAM_REQ;

public class Module extends Border {
    private boolean expanded = true;
    private WebMarkupContainer content;

    public Module(final String id, final IModel titleModelParam) {
        super(id, titleModelParam);
        PARAM_REQ.Object.requireNotNull(titleModelParam, "A module must have a title model.  Parameter 'titleModelParam' must not be null.");
        init(titleModelParam);
    }

    private void init(final IModel titleModelParam) {
        add(CSSPackageResource.getHeaderContribution(Module.class,
                "Module.css", "screen, projection"));
        setOutputMarkupId(true);
        content = new WebMarkupContainer("content");
        content.add(getBodyContainer());
        add(content);
        final AbstractLink headerLink = new AjaxFallbackLink("header") {
            @Override
            public void onClick(final AjaxRequestTarget target) {
                expanded = !expanded;
                target.addComponent(Module.this);
            }
        };
        //do not use setVisible to hide or show the body, as hidden components in forms would not use validation anymore.
        content.add(new AttributeAppender("class", true, new AbstractReadOnlyModel