sf.wicklet.gwt.server.behavior.WickletGwtAjaxBehavior.java Source code

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Here is the source code for sf.wicklet.gwt.server.behavior.WickletGwtAjaxBehavior.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.gwt.server.behavior;

import org.apache.wicket.Component;
import org.apache.wicket.behavior.AbstractAjaxBehavior;
import org.apache.wicket.markup.head.IHeaderResponse;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;
import org.apache.wicket.request.cycle.RequestCycle;
import org.apache.wicket.util.string.Strings;
import sf.blacksun.util.text.TextUtil;

public abstract class WickletGwtAjaxBehavior extends AbstractAjaxBehavior {
    private static final long serialVersionUID = 1L;

    @Override
    public void renderHead(final Component component, final IHeaderResponse response) {
        final RequestCycle requestCycle = component.getRequestCycle();
        final String baseUrl = requestCycle.getUrlRenderer().getBaseUrl().toString();
        final CharSequence ajaxBaseUrl = Strings.escapeMarkup(baseUrl);
        response.render(JavaScriptHeaderItem.forScript(TextUtil.joinln("window.Wicket = {", //
                "  Ajax : {", "    baseUrl : '" + ajaxBaseUrl + "',", "}};"), "wicket-ajax-base-url"));
        response.render(JavaScriptHeaderItem.forScript(
                TextUtil.joinln("window.Wicklet = {", "  GwtAjaxBehavior : {", //
                        "    url : '" + Strings.escapeMarkup(getCallbackUrl()) + "',", "}};"),
                "WickletGwtAjaxBehavior"));
    }
}