Java tutorial
/** * Copyright (C) 2011 PROCESSBASE Ltd. * This library 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 * version 2.1 of the License. * This library 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 * program; if not, see <http://www.gnu.org/licenses/>. */ package org.processbase.ui.bam.admin; import com.vaadin.data.Item; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.Window; import java.util.ArrayList; import org.processbase.engine.bam.command.DeleteMetaFact; import org.processbase.engine.bam.command.GetAllMetaFact; import org.processbase.ui.core.Constants; import org.processbase.ui.core.template.ConfirmDialog; import org.processbase.ui.core.template.TableLinkButton; import org.processbase.ui.core.template.TablePanel; import org.processbase.engine.bam.metadata.MetaFact; import org.processbase.ui.core.ProcessbaseApplication; /** * * @author marat gubaidullin */ public class FactsPanel extends TablePanel implements Button.ClickListener, Window.CloseListener { public FactsPanel() { super(); } @Override public void initUI() { super.initUI(); table.addContainerProperty("id", String.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("id"), null, null); // table.setColumnExpandRatio("name", 1); table.addContainerProperty("code", String.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("code"), null, null); table.addContainerProperty("name", String.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("name"), null, null); table.addContainerProperty("actions", TableLinkButton.class, null, ProcessbaseApplication.getCurrent().getPbMessages().getString("tableCaptionActions"), null, null); table.setColumnWidth("actions", 100); table.setImmediate(true); } @Override public void refreshTable() { try { table.removeAllItems(); ArrayList<MetaFact> metaFacts = ProcessbaseApplication.getCurrent().getBpmModule() .execute(new GetAllMetaFact()); for (MetaFact metaFact : metaFacts) { Item woItem = table.addItem(metaFact); woItem.getItemProperty("id").setValue(metaFact.getId()); woItem.getItemProperty("code").setValue(metaFact.getCode()); woItem.getItemProperty("name").setValue(metaFact.getName()); TableLinkButton tlb = new TableLinkButton( ProcessbaseApplication.getCurrent().getPbMessages().getString("btnDelete"), "icons/cancel.png", metaFact, this, Constants.ACTION_DELETE); woItem.getItemProperty("actions").setValue(tlb); } table.setSortContainerPropertyId("id"); table.setSortAscending(false); table.sort(); } catch (Exception ex) { ex.printStackTrace(); showError(ex.getMessage()); } } @Override public void buttonClick(ClickEvent event) { super.buttonClick(event); if (event.getButton() instanceof TableLinkButton) { TableLinkButton execBtn = (TableLinkButton) event.getButton(); MetaFact metaFact = (MetaFact) execBtn.getTableValue(); if (execBtn.getAction().equals(Constants.ACTION_DELETE)) { try { removeMetaFact(metaFact); } catch (Exception ex) { ex.printStackTrace(); showError(ex.getMessage()); } } else if (execBtn.getAction().equals(Constants.ACTION_OPEN)) { FactWindow nfw = new FactWindow(metaFact); nfw.addListener((Window.CloseListener) this); getWindow().addWindow(nfw); nfw.initUI(); } } } private void removeMetaFact(final MetaFact metaFact) { ConfirmDialog.show(getApplication().getMainWindow(), ProcessbaseApplication.getCurrent().getPbMessages().getString("windowCaptionConfirm"), ProcessbaseApplication.getCurrent().getPbMessages().getString("removeFact") + "?", ProcessbaseApplication.getCurrent().getPbMessages().getString("btnYes"), ProcessbaseApplication.getCurrent().getPbMessages().getString("btnNo"), new ConfirmDialog.Listener() { public void onClose(ConfirmDialog dialog) { if (dialog.isConfirmed()) { try { ProcessbaseApplication.getCurrent().getBpmModule() .execute(new DeleteMetaFact(metaFact)); refreshTable(); } catch (Exception ex) { showError(ex.getMessage()); ex.printStackTrace(); } } } }); } }