sf.wicklet.ext.behaviors.ajax.OnReadyBehavior.java Source code

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Here is the source code for sf.wicklet.ext.behaviors.ajax.OnReadyBehavior.java

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/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You should have received a copy of  the license along with this library.
 * You may also obtain a copy of the License at
 *         http://www.apache.org/licenses/LICENSE-2.0.
 */
package sf.wicklet.ext.behaviors.ajax;

import org.apache.wicket.Component;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.head.IHeaderResponse;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;
import org.apache.wicket.markup.head.OnDomReadyHeaderItem;
import org.apache.wicket.request.resource.ResourceReference;

/**
 * Add an OnDomReadyHeaderItem.
 */
public class OnReadyBehavior extends Behavior {
    private static final long serialVersionUID = 1L;
    private final CharSequence javascript;
    private final ResourceReference[] refs;

    public OnReadyBehavior(final CharSequence javascript, final ResourceReference... refs) {
        this.javascript = javascript;
        this.refs = refs;
    }

    @Override
    public void renderHead(final Component component, final IHeaderResponse response) {
        if (refs != null) {
            for (final ResourceReference ref : refs) {
                response.render(JavaScriptHeaderItem.forReference(ref));
            }
        }
        response.render(OnDomReadyHeaderItem.forScript(javascript));
    }
}