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.components.admin.groups; import org.apache.openmeetings.data.user.dao.OrganisationDao; import org.apache.openmeetings.persistence.beans.domain.Organisation; import org.apache.openmeetings.persistence.beans.domain.Organisation_Users; import org.apache.openmeetings.web.components.admin.AdminPanel; import org.apache.openmeetings.web.components.admin.SearchableDataView; import org.apache.openmeetings.web.components.admin.PagedEntityListPanel; import org.apache.openmeetings.web.data.DataViewContainer; import org.apache.openmeetings.web.data.SearchableDataProvider; import org.apache.openmeetings.web.data.OrderByBorder; import org.apache.wicket.AttributeModifier; import org.apache.wicket.ajax.AjaxEventBehavior; import org.apache.wicket.ajax.AjaxRequestTarget; 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 Organisation} and * {@link Organisation_Users} * * @author swag * */ public class GroupsPanel extends AdminPanel { private static final long serialVersionUID = -5170400556006464830L; private AddUsersForm addUsersForm; private GroupForm form; @Override public void onMenuPanelLoad(AjaxRequestTarget target) { target.appendJavaScript("groupsInit();"); } @SuppressWarnings("unchecked") public GroupsPanel(String id) { super(id); final WebMarkupContainer listContainer = new WebMarkupContainer("listContainer"); final WebMarkupContainer addUsersBtn = new WebMarkupContainer("addUsersBtn"); addUsersBtn.add(new AjaxEventBehavior("onclick") { private static final long serialVersionUID = 6037994365235148885L; protected void onEvent(AjaxRequestTarget target) { addUsersForm.clear(); target.add(addUsersForm); target.appendJavaScript("addUsers();"); } }); //Adding the Group Form form = new GroupForm("form", listContainer, new Organisation()) { private static final long serialVersionUID = -3042797340375988889L; @Override protected void onModelChanged() { super.onModelChanged(); boolean orgEmpty = getModelObject().getOrganisation_id() == null; if (orgEmpty) { addUsersBtn.add(AttributeModifier.replace("class", "formNewButton disabled")); } else { addUsersBtn.add(AttributeModifier.replace("class", "formNewButton")); } addUsersBtn.setEnabled(!orgEmpty); addUsersForm.setOrganisation(getModelObject()); } @Override void updateView(AjaxRequestTarget target) { super.updateView(target); target.add(addUsersBtn); } }; add(form.add(addUsersBtn.setOutputMarkupId(true))); addUsersForm = new AddUsersForm("addUsers", form); add(addUsersForm); //List view SearchableDataView<Organisation> dataView = new SearchableDataView<Organisation>("groupList", new SearchableDataProvider<Organisation>(OrganisationDao.class)) { private static final long serialVersionUID = 8715559628755439596L; @Override protected void populateItem(Item<Organisation> item) { final Organisation organisation = item.getModelObject(); item.add(new Label("organisation_id", "" + organisation.getOrganisation_id())); item.add(new Label("name", "" + organisation.getName())); item.add(new AjaxEventBehavior("onclick") { private static final long serialVersionUID = -8069413566800571061L; protected void onEvent(AjaxRequestTarget target) { form.hideNewRecord(); form.setModelObject(organisation); form.updateView(target); target.appendJavaScript("groupsInit();"); } }); item.add(AttributeModifier.append("class", "clickable " + ((item.getIndex() % 2 == 1) ? "even" : "odd"))); } }; //Paging add(listContainer.add(dataView).setOutputMarkupId(true)); DataViewContainer<Organisation> container = new DataViewContainer<Organisation>(listContainer, dataView); container.setLinks(new OrderByBorder<Organisation>("orderById", "organisation_id", container), new OrderByBorder<Organisation>("orderByName", "name", container)); add(container.orderLinks); add(new PagedEntityListPanel("navigator", dataView) { private static final long serialVersionUID = 5097048616003411362L; @Override protected void onEvent(AjaxRequestTarget target) { target.add(listContainer); } }); } }