Java tutorial
/* * Copyright (C) 2016 Singular Studios (a.k.a Atom Tecnologia) - www.opensingular.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.opensingular.form.wicket.behavior; import org.apache.wicket.Component; import org.apache.wicket.behavior.Behavior; import org.apache.wicket.markup.head.CssReferenceHeaderItem; import org.apache.wicket.markup.head.IHeaderResponse; import org.apache.wicket.markup.head.OnDomReadyHeaderItem; public class CountDownBehaviour extends Behavior { @Override public void renderHead(Component component, IHeaderResponse response) { String js = ""; js += " $('#" + component.getMarkupId(true) + "').maxlength({ "; js += " alwaysShow: true,"; js += " validate: true"; js += " }); "; response.render( CssReferenceHeaderItem.forCSS(".bootstrap-maxlength { z-index : 999999 !important;}", null)); response.render(OnDomReadyHeaderItem.forScript(js)); super.renderHead(component, response); } }