Java tutorial
/* * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * Copyright (c) 2013, MPL CodeInside http://codeinside.ru */ package ru.codeinside.gses.webui.declarant; import com.vaadin.data.Property; import com.vaadin.data.Property.ValueChangeEvent; import com.vaadin.ui.AbstractSelect; import com.vaadin.ui.Alignment; import com.vaadin.ui.Button; import com.vaadin.ui.Component; import com.vaadin.ui.ComponentContainer; import com.vaadin.ui.FormLayout; import com.vaadin.ui.HorizontalLayout; import com.vaadin.ui.Label; import com.vaadin.ui.Panel; import com.vaadin.ui.Select; import com.vaadin.ui.TabSheet; import com.vaadin.ui.VerticalLayout; import org.activiti.engine.task.IdentityLink; import ru.codeinside.adm.database.ProcedureProcessDefinition; import ru.codeinside.adm.database.ProcedureType; import ru.codeinside.gses.activiti.forms.FormID; import ru.codeinside.gses.lazyquerycontainer.LazyQueryContainer; import ru.codeinside.gses.service.ExecutorService; import ru.codeinside.gses.service.Functions; import ru.codeinside.gses.webui.Flash; import ru.codeinside.gses.webui.form.DataAccumulator; import ru.codeinside.gses.webui.form.FormDescription; import ru.codeinside.gses.webui.form.FormDescriptionBuilder; import ru.codeinside.gses.webui.form.TaskForm; import java.io.Serializable; import java.util.List; //TODO: ? public class DeclarantFactory { public interface ProcedureSelectListener extends Serializable { void selectProcedure(long id); } public static Component create() { // TODO: ?? ??! final ServiceQueryDefinition amSQ = new ServiceQueryDefinition(ProcedureType.Administrative); final LazyQueryContainer amSC = new LazyQueryContainer(amSQ, new ServiceQueryFactory(false)); final ProcedureQueryDefinition amPQ = new ProcedureQueryDefinition(ProcedureType.Administrative); final LazyQueryContainer amPC = new LazyQueryContainer(amPQ, new ProcedureQueryFactory(Flash.login(), false)); final ProcedureQueryDefinition mmQ = new ProcedureQueryDefinition(ProcedureType.Interdepartmental); final LazyQueryContainer mmC = new LazyQueryContainer(mmQ, new ProcedureQueryFactory(Flash.login(), false)); final VerticalLayout layout = new VerticalLayout(); layout.setSizeFull(); layout.setMargin(true); final Label header = new Label( " ? ?? ?? ?"); header.addStyleName("h1"); layout.addComponent(header); final Select amS = new Select("", amPC); String selectWidth = "400px"; amS.setWidth(selectWidth); amS.setItemCaptionMode(AbstractSelect.ITEM_CAPTION_MODE_PROPERTY); amS.setItemCaptionPropertyId("name"); amS.setFilteringMode(AbstractSelect.Filtering.FILTERINGMODE_CONTAINS); amS.setNullSelectionAllowed(true); amS.setNewItemsAllowed(false); amS.setImmediate(true); final Select amSS = new Select("?", amSC); amSS.setWidth(selectWidth); amSS.setItemCaptionMode(AbstractSelect.ITEM_CAPTION_MODE_PROPERTY); amSS.setItemCaptionPropertyId("name"); amSS.setFilteringMode(AbstractSelect.Filtering.FILTERINGMODE_CONTAINS); amSS.setNullSelectionAllowed(true); amSS.setNewItemsAllowed(false); amSS.setImmediate(true); final FormLayout amLayout = new FormLayout(); final Panel amPanel = new Panel(); amLayout.addComponent(amSS); amLayout.addComponent(amS); amPanel.addComponent(amLayout); final Select mmS = new Select("", mmC); mmS.setFilteringMode(Select.FILTERINGMODE_OFF); mmS.setWidth(selectWidth); mmS.setItemCaptionPropertyId("name"); mmS.setFilteringMode(AbstractSelect.Filtering.FILTERINGMODE_CONTAINS); mmS.setNullSelectionAllowed(true); mmS.setNewItemsAllowed(false); mmS.setImmediate(true); final FormLayout mmLayout = new FormLayout(); final Panel mmPanel = new Panel(); // mmLayout.addComponent(mmSS); mmLayout.addComponent(mmS); mmPanel.addComponent(mmLayout); final VerticalLayout amWrapper = new VerticalLayout(); amWrapper.setSizeFull(); amWrapper.addComponent(amPanel); final VerticalLayout imWrapper = new VerticalLayout(); imWrapper.setSizeFull(); imWrapper.addComponent(mmPanel); final TabSheet typeSheet = new TabSheet(); typeSheet.setSizeFull(); typeSheet.addTab(amWrapper, "?? "); typeSheet.addTab(imWrapper, "? "); layout.addComponent(typeSheet); layout.setExpandRatio(typeSheet, 1); // amSS.addListener(new Property.ValueChangeListener() { private static final long serialVersionUID = 1L; @Override public void valueChange(ValueChangeEvent event) { final Property prop = event.getProperty(); if (prop.getValue() == null) { amPQ.serviceId = -1; } else { amPQ.serviceId = (Long) amSC.getItem(prop.getValue()).getItemProperty("id").getValue(); } amS.select(null); amPC.refresh(); } }); final ProcedureSelectListener administrativeProcedureSelectListener = new ProcedureSelectListener() { private static final long serialVersionUID = 1L; @Override public void selectProcedure(long id) { if (amWrapper.getComponentCount() > 1) { amWrapper.removeComponent(amWrapper.getComponent(1)); } if (id > 0) { final Component cmp = createStartEventForm(id, this, layout); if (cmp != null) { amWrapper.addComponent(cmp); amWrapper.setExpandRatio(cmp, 1f); } else { amS.select(null); amPC.refresh(); amSC.refresh(); } } } }; final ProcedureSelectListener interdepartamentalProcedureSelectListener = new ProcedureSelectListener() { private static final long serialVersionUID = 1L; @Override public void selectProcedure(long id) { if (imWrapper.getComponentCount() > 1) { imWrapper.removeComponent(imWrapper.getComponent(1)); } if (id > 0) { final Component cmp = createStartEventForm(id, this, layout); if (cmp != null) { imWrapper.addComponent(cmp); imWrapper.setExpandRatio(cmp, 1f); } } } }; amS.addListener(new Property.ValueChangeListener() { private static final long serialVersionUID = 1L; @Override public void valueChange(ValueChangeEvent event) { final Object itemId = event.getProperty().getValue(); final long procedureId = itemId == null ? -1 : (Long) amPC.getItem(itemId).getItemProperty("id").getValue(); administrativeProcedureSelectListener.selectProcedure(procedureId); } }); mmS.addListener(new Property.ValueChangeListener() { private static final long serialVersionUID = 1L; @Override public void valueChange(ValueChangeEvent event) { final Object itemId = event.getProperty().getValue(); final long procedureId = itemId == null ? -1 : (Long) mmC.getItem(itemId).getItemProperty("id").getValue(); interdepartamentalProcedureSelectListener.selectProcedure(procedureId); } }); return layout; } // TODO: !!! static Component createStartEventForm(final long procedureId, final ProcedureSelectListener listener, VerticalLayout layout) { final ProcedureProcessDefinition def = Flash.flash().getDeclarantService().selectActive(procedureId); if (def == null) { layout.getWindow().showNotification(" "); return null; } final String processDefinitionId = def.getProcessDefinitionId(); String login = Flash.flash().getLogin(); List<IdentityLink> identityLinksForProcessDefinition = Flash.flash().getProcessEngine() .getRepositoryService().getIdentityLinksForProcessDefinition(processDefinitionId); boolean ok = identityLinksForProcessDefinition.isEmpty(); for (IdentityLink identityLink : identityLinksForProcessDefinition) { if (identityLink.getGroupId() != null) { if (Flash.flash().getAdminService().getUserItem(login).getGroups() .contains(identityLink.getGroupId())) { ok = true; break; } } if (identityLink.getUserId() != null && identityLink.getUserId().equals(login)) { ok = true; break; } } if (!ok) { layout.getWindow().showNotification(" ? ? "); return null; } DataAccumulator accumulator = new DataAccumulator(); ExecutorService executorService = Flash.flash().getExecutorService(); final FormDescription formDescription = Functions.withEngine(new FormDescriptionBuilder( FormID.byProcessDefinitionId(processDefinitionId), executorService, accumulator)); if (formDescription == null) { layout.getWindow().showNotification(" "); return null; } return new TaskForm(formDescription, new TaskForm.CloseListener() { @Override public void onFormClose(final TaskForm form) { final ComponentContainer container = (ComponentContainer) form.getParent(); container.removeComponent(form); final HorizontalLayout layout = new HorizontalLayout(); layout.setSizeFull(); final Button next = new Button("C? ?...", new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent event) { listener.selectProcedure(procedureId); } }); layout.addComponent(next); layout.setComponentAlignment(next, Alignment.BOTTOM_RIGHT); container.addComponent(layout); } }, accumulator); } }