Java tutorial
/* * OneCMDB, an open source configuration management project. * Copyright 2007, Lokomo Systems AB, and individual contributors * as indicated by the @authors tag. See the copyright.txt in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.onecmdb.ui.gwt.modeller.client.view.screen; import org.onecmdb.ui.gwt.modeller.client.OneCMDBModelCreator; import org.onecmdb.ui.gwt.modeller.client.model.TemplateCache; import org.onecmdb.ui.gwt.toolkit.client.model.onecmdb.GWT_CiBean; import org.onecmdb.ui.gwt.toolkit.client.view.ci.CIIconDisplayNameWidget; import org.onecmdb.ui.gwt.toolkit.client.view.screen.BaseScreen; import org.onecmdb.ui.gwt.toolkit.client.view.screen.OneCMDBBaseScreen; import org.onecmdb.ui.gwt.toolkit.client.view.screen.ci.ListCIScreen; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.gwt.user.client.ui.ClickListener; import com.google.gwt.user.client.ui.DisclosurePanel; import com.google.gwt.user.client.ui.DockPanel; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.SourcesTabEvents; import com.google.gwt.user.client.ui.TabListener; import com.google.gwt.user.client.ui.TabPanel; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; public class TemplateViewScreen extends OneCMDBBaseScreen implements TabListener { private static final int REF_NAME_COL = 0; private static final int REF_CLASS_COL = 0; private static final int REF_ATTR_COL = 0; ListAttributeScreen attributeScreen = new ListAttributeScreen(); TemplateReferenceScreen referenceScreen = new TemplateReferenceScreen(); ListCIScreen instancesScreen = new ListCIScreen(); private TabPanel tab; private String objectType; private Long objectId; private VerticalPanel infoPanel; private VerticalPanel vPanel; private DisclosurePanel attrDisc; private DisclosurePanel refDisc; private DisclosurePanel instancesDisc; private DisclosurePanel infoDisc; public TemplateViewScreen() { super(); /* if (true) { styleTwo(); return; } */ vPanel = new VerticalPanel(); /* HorizontalPanel editPanel = new HorizontalPanel(); HTML edit = new HTML("[<a href='javascript:;'>edit</a>]"); edit.addClickListener(new ClickListener() { public void onClick(Widget sender) { getBaseEntryScreen().showScreen(OneCMDBModelCreator.EDIT_TEMPLATE_SCREEN, objectType, new Long(0)); } }); editPanel.add(edit); editPanel.setCellHorizontalAlignment(edit, HorizontalPanel.ALIGN_RIGHT); editPanel.setWidth("100%"); */ infoPanel = new VerticalPanel(); infoPanel.setStyleName("mdv-form"); infoPanel.setWidth("100%"); attributeScreen.setBaseEntryScreen(OneCMDBModelCreator.get()); referenceScreen.setBaseEntryScreen(OneCMDBModelCreator.get()); instancesScreen.setBaseEntryScreen(OneCMDBModelCreator.get()); tab = new TabPanel(); tab.add(infoPanel, "Info"); tab.add(attributeScreen, "Attributes"); tab.add(referenceScreen, "References"); tab.add(instancesScreen, "Instances"); instancesScreen.setNewSupport(true); tab.addTabListener(this); tab.selectTab(1); //vPanel.add(infoPanel); vPanel.add(tab); dockPanel.add(vPanel, DockPanel.CENTER); dockPanel.setCellHeight(vPanel, "100%"); dockPanel.setSize("100%", "100%"); //ScrollPanel p = new ScrollPanel(dockPanel); //p.setAlwaysShowScrollBars(true); initWidget(dockPanel); } public boolean onBeforeTabSelected(SourcesTabEvents sender, int tabIndex) { return true; } public void onTabSelected(SourcesTabEvents sender, int tabIndex) { Widget selected = tab.getWidget(tabIndex); if (selected instanceof BaseScreen) { ((BaseScreen) selected).load(objectType, objectId); } } public void load(final String objectType, final Long objectId) { setErrorText(""); this.objectType = objectType; this.objectId = objectId; if (tab != null) { tab.selectTab(tab.getTabBar().getSelectedTab()); } TemplateCache.load(objectType, new AsyncCallback() { public void onFailure(Throwable caught) { setErrorText("ERROR:" + caught); } public void onSuccess(Object result) { if (result instanceof GWT_CiBean) { GWT_CiBean bean = (GWT_CiBean) result; if (bean.isTemplate()) { setTitleText("Template"); } else { setTitleText("Instance"); } setTitleWidget(new CIIconDisplayNameWidget(bean)); infoPanel.clear(); HorizontalPanel editPanel = new HorizontalPanel(); HTML edit = new HTML("[<a href='javascript:;'>edit</a>]"); edit.setTitle("Edit this template."); edit.addClickListener(new ClickListener() { public void onClick(Widget sender) { getBaseEntryScreen().showScreen(OneCMDBModelCreator.EDIT_TEMPLATE_SCREEN, objectType, new Long(0)); } }); infoPanel.add(edit); infoPanel.setCellHorizontalAlignment(edit, HorizontalPanel.ALIGN_RIGHT); infoPanel.add(getField("ID", "" + bean.getId())); infoPanel.add(getField("Alias", bean.getAlias())); infoPanel.add(getField("Description", bean.getDescription())); infoPanel.add(getField("Display Name Expr.", bean.getDisplayNameExpression())); infoPanel.setWidth("100%"); } } private Widget getField(String l, String value) { HorizontalPanel hPanel = new HorizontalPanel(); Label label = new Label(l, true); label.setStyleName("mdv-form-label"); Label valueLabel = new Label(value, true); valueLabel.setStyleName("mdv-form-input"); hPanel.add(label); hPanel.add(valueLabel); return (hPanel); } }); } }