Java tutorial
/** * This file is part of mycollab-web. * * mycollab-web is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * mycollab-web 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with mycollab-web. If not, see <http://www.gnu.org/licenses/>. */ package com.esofthead.mycollab.vaadin.ui.table; import com.esofthead.mycollab.common.TableViewField; import com.esofthead.mycollab.common.domain.CustomViewStore; import com.esofthead.mycollab.common.i18n.GenericI18Enum; import com.esofthead.mycollab.common.service.CustomViewStoreService; import com.esofthead.mycollab.core.utils.XStreamJsonDeSerializer; import com.esofthead.mycollab.spring.ApplicationContextUtil; import com.esofthead.mycollab.vaadin.AppContext; import com.esofthead.mycollab.vaadin.ui.UIConstants; import com.vaadin.data.util.BeanItemContainer; import com.vaadin.server.FontAwesome; import com.vaadin.server.Sizeable; import com.vaadin.ui.AbstractSelect.ItemCaptionMode; import com.vaadin.ui.*; import com.vaadin.ui.Button.ClickEvent; import org.vaadin.tepi.listbuilder.ListBuilder; import java.util.*; /** * * @author MyCollab Ltd. * @since 2.0 * */ public abstract class CustomizedTableWindow extends Window { private static final long serialVersionUID = 1L; private final ListBuilder listBuilder; private CustomViewStoreService customViewStoreService; private AbstractPagedBeanTable<?, ?> tableItem; protected String viewId; public CustomizedTableWindow(final String viewId, final AbstractPagedBeanTable<?, ?> table) { super("Customize View"); this.viewId = viewId; this.addStyleName("customize-table-window"); this.setWidth("400px"); this.setResizable(false); this.setModal(true); this.center(); this.tableItem = table; customViewStoreService = ApplicationContextUtil.getSpringBean(CustomViewStoreService.class); final VerticalLayout contentLayout = new VerticalLayout(); contentLayout.setSpacing(true); contentLayout.setMargin(true); this.setContent(contentLayout); this.listBuilder = new ListBuilder(); this.listBuilder.setImmediate(true); this.listBuilder.setColumns(0); this.listBuilder.setLeftColumnCaption("Available Columns"); this.listBuilder.setRightColumnCaption("View Columns"); this.listBuilder.setWidth(100, Sizeable.Unit.PERCENTAGE); this.listBuilder.setItemCaptionMode(ItemCaptionMode.EXPLICIT); final BeanItemContainer<TableViewField> container = new BeanItemContainer<>(TableViewField.class, this.getAvailableColumns()); this.listBuilder.setContainerDataSource(container); Iterator<TableViewField> iterator = getAvailableColumns().iterator(); while (iterator.hasNext()) { TableViewField field = iterator.next(); this.listBuilder.setItemCaption(field, AppContext.getMessage(field.getDescKey())); } this.setSelectedViewColumns(); contentLayout.addComponent(this.listBuilder); contentLayout.setComponentAlignment(listBuilder, Alignment.MIDDLE_CENTER); Button restoreLink = new Button("Restore to default", new Button.ClickListener() { private static final long serialVersionUID = 1L; @SuppressWarnings("unchecked") @Override public void buttonClick(ClickEvent event) { List<TableViewField> defaultSelectedColumns = tableItem.getDefaultSelectedColumns(); if (defaultSelectedColumns != null) { final List<TableViewField> selectedColumns = new ArrayList<>(); final BeanItemContainer<TableViewField> container = (BeanItemContainer<TableViewField>) CustomizedTableWindow.this.listBuilder .getContainerDataSource(); final Collection<TableViewField> itemIds = container.getItemIds(); for (TableViewField column : defaultSelectedColumns) { for (final TableViewField viewField : itemIds) { if (column.getField().equals(viewField.getField())) { selectedColumns.add(viewField); } } } CustomizedTableWindow.this.listBuilder.setValue(selectedColumns); } } }); restoreLink.setStyleName("link"); contentLayout.addComponent(restoreLink); contentLayout.setComponentAlignment(restoreLink, Alignment.MIDDLE_RIGHT); final HorizontalLayout buttonControls = new HorizontalLayout(); buttonControls.setSpacing(true); final Button saveBtn = new Button(AppContext.getMessage(GenericI18Enum.BUTTON_SAVE), new Button.ClickListener() { private static final long serialVersionUID = 1L; @SuppressWarnings("unchecked") @Override public void buttonClick(final ClickEvent event) { final List<TableViewField> selectedColumns = (List<TableViewField>) CustomizedTableWindow.this.listBuilder .getValue(); table.setDisplayColumns(selectedColumns); CustomizedTableWindow.this.close(); // Save custom table view def CustomViewStore viewDef = new CustomViewStore(); viewDef.setSaccountid(AppContext.getAccountId()); viewDef.setCreateduser(AppContext.getUsername()); viewDef.setViewid(viewId); viewDef.setViewinfo(XStreamJsonDeSerializer.toJson(new ArrayList<>(selectedColumns))); customViewStoreService.saveOrUpdateViewLayoutDef(viewDef); } }); saveBtn.setStyleName(UIConstants.THEME_GREEN_LINK); saveBtn.setIcon(FontAwesome.SAVE); buttonControls.addComponent(saveBtn); final Button cancelBtn = new Button(AppContext.getMessage(GenericI18Enum.BUTTON_CANCEL), new Button.ClickListener() { private static final long serialVersionUID = 1L; @Override public void buttonClick(final ClickEvent event) { CustomizedTableWindow.this.close(); } }); cancelBtn.setStyleName(UIConstants.THEME_GRAY_LINK); buttonControls.addComponent(cancelBtn); contentLayout.addComponent(buttonControls); contentLayout.setComponentAlignment(buttonControls, Alignment.MIDDLE_CENTER); } @SuppressWarnings("unchecked") private void setSelectedViewColumns() { final Collection<String> viewColumnIds = this.getViewColumns(); final BeanItemContainer<TableViewField> container = (BeanItemContainer<TableViewField>) this.listBuilder .getContainerDataSource(); final Collection<TableViewField> itemIds = container.getItemIds(); final List<TableViewField> selectedColumns = new ArrayList<>(); for (String viewColumnId : viewColumnIds) { for (final TableViewField viewField : itemIds) { if (viewColumnId.equals(viewField.getField())) { selectedColumns.add(viewField); } } } this.listBuilder.setValue(selectedColumns); } abstract protected Collection<TableViewField> getAvailableColumns(); protected Collection<String> getViewColumns() { Object[] visibleColumns = tableItem.getVisibleColumns(); String[] copyArr = Arrays.copyOf(visibleColumns, visibleColumns.length, String[].class); return Arrays.asList(copyArr); } }