Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.openmeetings.web.admin.groups; import org.apache.openmeetings.db.dao.user.GroupDao; import org.apache.openmeetings.db.entity.user.Group; import org.apache.openmeetings.db.entity.user.GroupUser; import org.apache.openmeetings.web.admin.AdminPanel; import org.apache.openmeetings.web.admin.SearchableDataView; import org.apache.openmeetings.web.common.BasePanel; import org.apache.openmeetings.web.common.PagedEntityListPanel; import org.apache.openmeetings.web.data.DataViewContainer; import org.apache.openmeetings.web.data.OmOrderByBorder; import org.apache.openmeetings.web.data.SearchableDataProvider; import org.apache.wicket.AttributeModifier; import org.apache.wicket.ajax.AjaxEventBehavior; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.core.request.handler.IPartialPageRequestHandler; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.repeater.Item; /** * Modify/ CRUD operations for {@link Group} and * {@link GroupUser} * * @author swagner * */ public class GroupsPanel extends AdminPanel { private static final long serialVersionUID = 1L; private GroupForm form; @Override public BasePanel onMenuPanelLoad(IPartialPageRequestHandler handler) { super.onMenuPanelLoad(handler); handler.appendJavaScript("groupsInit();"); return this; } public GroupsPanel(String id) { super(id); final WebMarkupContainer listContainer = new WebMarkupContainer("listContainer"); //Adding the Group Form form = new GroupForm("form", listContainer, new Group()); add(form); //List view SearchableDataView<Group> dataView = new SearchableDataView<Group>("groupList", new SearchableDataProvider<Group>(GroupDao.class)) { private static final long serialVersionUID = 1L; @Override protected void populateItem(Item<Group> item) { final Group o = item.getModelObject(); item.add(new Label("id")); item.add(new Label("name")); item.add(new AjaxEventBehavior("click") { private static final long serialVersionUID = 1L; @Override protected void onEvent(AjaxRequestTarget target) { form.hideNewRecord(); form.setModelObject(o); form.updateView(target); target.add(listContainer); target.appendJavaScript("groupsInit();"); } }); item.add(AttributeModifier.append("class", getRowClass(o.getId(), form.getModelObject().getId()))); } }; //Paging add(listContainer.add(dataView).setOutputMarkupId(true)); PagedEntityListPanel navigator = new PagedEntityListPanel("navigator", dataView) { private static final long serialVersionUID = 1L; @Override protected void onEvent(AjaxRequestTarget target) { target.add(listContainer); } }; DataViewContainer<Group> container = new DataViewContainer<Group>(listContainer, dataView, navigator); container.addLink(new OmOrderByBorder<Group>("orderById", "id", container)) .addLink(new OmOrderByBorder<Group>("orderByName", "name", container)); add(container.getLinks()); add(navigator); } }