| /******************************************************************************* |
| * Copyright (c) 2015, 2020 Dirk Fauth and others. |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Dirk Fauth <dirk.fauth@googlemail.com> - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.nebula.widgets.nattable.examples._300_Data; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.jface.layout.GridDataFactory; |
| import org.eclipse.nebula.widgets.nattable.NatTable; |
| import org.eclipse.nebula.widgets.nattable.config.AbstractRegistryConfiguration; |
| import org.eclipse.nebula.widgets.nattable.config.CellConfigAttributes; |
| import org.eclipse.nebula.widgets.nattable.config.ConfigRegistry; |
| import org.eclipse.nebula.widgets.nattable.config.DefaultNatTableStyleConfiguration; |
| import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry; |
| import org.eclipse.nebula.widgets.nattable.data.IDataProvider; |
| import org.eclipse.nebula.widgets.nattable.data.ListDataProvider; |
| import org.eclipse.nebula.widgets.nattable.data.ReflectiveColumnPropertyAccessor; |
| import org.eclipse.nebula.widgets.nattable.data.convert.DefaultDateDisplayConverter; |
| import org.eclipse.nebula.widgets.nattable.dataset.person.Person; |
| import org.eclipse.nebula.widgets.nattable.dataset.person.PersonService; |
| import org.eclipse.nebula.widgets.nattable.examples.AbstractNatExample; |
| import org.eclipse.nebula.widgets.nattable.examples.runner.StandaloneNatExampleRunner; |
| import org.eclipse.nebula.widgets.nattable.grid.data.DefaultColumnHeaderDataProvider; |
| import org.eclipse.nebula.widgets.nattable.grid.data.DefaultCornerDataProvider; |
| import org.eclipse.nebula.widgets.nattable.grid.data.DefaultRowHeaderDataProvider; |
| import org.eclipse.nebula.widgets.nattable.grid.layer.ColumnHeaderLayer; |
| import org.eclipse.nebula.widgets.nattable.grid.layer.CornerLayer; |
| import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultRowHeaderDataLayer; |
| import org.eclipse.nebula.widgets.nattable.grid.layer.GridLayer; |
| import org.eclipse.nebula.widgets.nattable.grid.layer.RowHeaderLayer; |
| import org.eclipse.nebula.widgets.nattable.layer.DataLayer; |
| import org.eclipse.nebula.widgets.nattable.layer.ILayer; |
| import org.eclipse.nebula.widgets.nattable.layer.LabelStack; |
| import org.eclipse.nebula.widgets.nattable.layer.cell.IConfigLabelAccumulator; |
| import org.eclipse.nebula.widgets.nattable.layer.stack.DefaultBodyLayerStack; |
| import org.eclipse.nebula.widgets.nattable.painter.cell.CheckBoxPainter; |
| import org.eclipse.nebula.widgets.nattable.resize.command.ColumnWidthResetCommand; |
| import org.eclipse.nebula.widgets.nattable.resize.command.RowHeightResetCommand; |
| import org.eclipse.nebula.widgets.nattable.sort.config.SingleClickSortConfiguration; |
| import org.eclipse.nebula.widgets.nattable.style.DisplayMode; |
| import org.eclipse.nebula.widgets.nattable.ui.menu.HeaderMenuConfiguration; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| /** |
| * Example that shows how to exchange the IDataProvider at runtime. This feature |
| * allows to exchange the shown data structure without the need to re-create the |
| * layer stack. |
| */ |
| public class _307_ChangeDataProviderExample extends AbstractNatExample { |
| |
| private IDataProvider personBodyDataProvider; |
| private IDataProvider personColumnHeaderDataProvider; |
| private IDataProvider personRowHeaderDataProvider; |
| private IConfigLabelAccumulator personAccumulator = new IConfigLabelAccumulator() { |
| |
| @Override |
| public void accumulateConfigLabels(LabelStack configLabels, int columnPosition, int rowPosition) { |
| switch (columnPosition) { |
| case 3: |
| configLabels.addLabel("MARRIED"); |
| break; |
| case 4: |
| configLabels.addLabel("DATE"); |
| break; |
| } |
| } |
| }; |
| |
| private IDataProvider addressBodyDataProvider; |
| private IDataProvider addressColumnHeaderDataProvider; |
| private IDataProvider addressRowHeaderDataProvider; |
| |
| public static void main(String[] args) throws Exception { |
| StandaloneNatExampleRunner.run(600, 650, new _307_ChangeDataProviderExample()); |
| } |
| |
| @Override |
| public String getDescription() { |
| return "This example shows how to exchange the IDataProvider at runtime. " |
| + "This feature allows to exchange the shown data structure without the need to re-create the layer stack."; |
| } |
| |
| @Override |
| public Control createExampleControl(Composite parent) { |
| // set the GridLayout because the FillLayout seems to introduce a |
| // scrollbar rendering issue on changing the content |
| parent.setLayout(new GridLayout()); |
| |
| // property names of the Person class |
| String[] personPropertyNames = { |
| "firstName", |
| "lastName", |
| "gender", |
| "married", |
| "birthday" }; |
| |
| // mapping from property to label, needed for column header labels |
| Map<String, String> personPropertyToLabelMap = new HashMap<>(); |
| personPropertyToLabelMap.put("firstName", "Firstname"); |
| personPropertyToLabelMap.put("lastName", "Lastname"); |
| personPropertyToLabelMap.put("gender", "Gender"); |
| personPropertyToLabelMap.put("married", "Married"); |
| personPropertyToLabelMap.put("birthday", "Birthday"); |
| |
| this.personBodyDataProvider = new ListDataProvider<>( |
| PersonService.getPersons(10), |
| new ReflectiveColumnPropertyAccessor<Person>(personPropertyNames)); |
| |
| this.personColumnHeaderDataProvider = new DefaultColumnHeaderDataProvider(personPropertyNames, personPropertyToLabelMap); |
| |
| this.personRowHeaderDataProvider = new DefaultRowHeaderDataProvider(this.personBodyDataProvider); |
| |
| // property names of the Address class |
| String[] addressPropertyNames = { |
| "street", |
| "housenumber", |
| "postalCode", |
| "city" }; |
| |
| // mapping from property to label, needed for column header labels |
| Map<String, String> addressPropertyToLabelMap = new HashMap<>(); |
| addressPropertyToLabelMap.put("street", "Street"); |
| addressPropertyToLabelMap.put("housenumber", "Housenumber"); |
| addressPropertyToLabelMap.put("postalCode", "Postal Code"); |
| addressPropertyToLabelMap.put("city", "City"); |
| |
| this.addressBodyDataProvider = new ListDataProvider<>( |
| PersonService.getAddress(20), |
| new ReflectiveColumnPropertyAccessor<>(addressPropertyNames)); |
| |
| this.addressColumnHeaderDataProvider = new DefaultColumnHeaderDataProvider(addressPropertyNames, addressPropertyToLabelMap); |
| |
| this.addressRowHeaderDataProvider = new DefaultRowHeaderDataProvider(this.addressBodyDataProvider); |
| |
| Composite panel = new Composite(parent, SWT.NONE); |
| panel.setLayout(new GridLayout()); |
| GridDataFactory.fillDefaults().grab(true, true).applyTo(panel); |
| |
| Composite gridPanel = new Composite(panel, SWT.NONE); |
| gridPanel.setLayout(new GridLayout()); |
| GridDataFactory.fillDefaults().grab(true, true).applyTo(gridPanel); |
| |
| Composite buttonPanel = new Composite(panel, SWT.NONE); |
| buttonPanel.setLayout(new GridLayout()); |
| GridDataFactory.fillDefaults().grab(true, true).applyTo(buttonPanel); |
| |
| ConfigRegistry configRegistry = new ConfigRegistry(); |
| |
| // create the body layer stack |
| DataLayer bodyDataLayer = new DataLayer(this.personBodyDataProvider); |
| bodyDataLayer.setConfigLabelAccumulator(this.personAccumulator); |
| DefaultBodyLayerStack bodyLayerStack = new DefaultBodyLayerStack(bodyDataLayer); |
| |
| // create the column header layer stack |
| DataLayer columnHeaderDataLayer = new DataLayer(this.personColumnHeaderDataProvider); |
| ILayer columnHeaderLayer = new ColumnHeaderLayer( |
| columnHeaderDataLayer, |
| bodyLayerStack.getViewportLayer(), |
| bodyLayerStack.getSelectionLayer()); |
| |
| // create the row header layer stack |
| DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(this.personRowHeaderDataProvider); |
| ILayer rowHeaderLayer = new RowHeaderLayer( |
| rowHeaderDataLayer, |
| bodyLayerStack.getViewportLayer(), |
| bodyLayerStack.getSelectionLayer()); |
| |
| // create the corner layer stack |
| ILayer cornerLayer = new CornerLayer(new DataLayer( |
| new DefaultCornerDataProvider( |
| this.personColumnHeaderDataProvider, |
| this.personRowHeaderDataProvider)), |
| rowHeaderLayer, |
| columnHeaderLayer); |
| |
| // create the grid layer composed with the prior created layer stacks |
| GridLayer gridLayer = new GridLayer( |
| bodyLayerStack, |
| columnHeaderLayer, |
| rowHeaderLayer, |
| cornerLayer); |
| |
| final NatTable natTable = new NatTable(gridPanel, gridLayer, false); |
| natTable.setConfigRegistry(configRegistry); |
| natTable.addConfiguration(new DefaultNatTableStyleConfiguration()); |
| natTable.addConfiguration(new HeaderMenuConfiguration(natTable)); |
| natTable.addConfiguration(new SingleClickSortConfiguration()); |
| |
| natTable.addConfiguration(new AbstractRegistryConfiguration() { |
| |
| @Override |
| public void configureRegistry(IConfigRegistry configRegistry) { |
| configRegistry.registerConfigAttribute( |
| CellConfigAttributes.CELL_PAINTER, |
| new CheckBoxPainter(), |
| DisplayMode.NORMAL, |
| "MARRIED"); |
| configRegistry.registerConfigAttribute( |
| CellConfigAttributes.DISPLAY_CONVERTER, |
| new DefaultDateDisplayConverter("yyyy-MM-dd"), |
| DisplayMode.NORMAL, |
| "DATE"); |
| } |
| }); |
| |
| natTable.configure(); |
| GridDataFactory.fillDefaults().grab(true, true).applyTo(natTable); |
| |
| Button showPersonsButton = new Button(buttonPanel, SWT.PUSH); |
| showPersonsButton.setText("Show Persons"); |
| showPersonsButton.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| bodyDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.personBodyDataProvider); |
| columnHeaderDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.personColumnHeaderDataProvider); |
| rowHeaderDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.personRowHeaderDataProvider); |
| |
| bodyDataLayer.setConfigLabelAccumulator(_307_ChangeDataProviderExample.this.personAccumulator); |
| |
| natTable.doCommand(new RowHeightResetCommand(false)); |
| natTable.doCommand(new ColumnWidthResetCommand(false)); |
| |
| natTable.refresh(); |
| |
| natTable.getHorizontalBar().setVisible(false); |
| natTable.getVerticalBar().setVisible(false); |
| } |
| }); |
| |
| Button showAddressButton = new Button(buttonPanel, SWT.PUSH); |
| showAddressButton.setText("Show Address"); |
| showAddressButton.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| bodyDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.addressBodyDataProvider); |
| columnHeaderDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.addressColumnHeaderDataProvider); |
| rowHeaderDataLayer.setDataProvider(_307_ChangeDataProviderExample.this.addressRowHeaderDataProvider); |
| |
| bodyDataLayer.setConfigLabelAccumulator(null); |
| |
| natTable.doCommand(new RowHeightResetCommand(false)); |
| natTable.doCommand(new ColumnWidthResetCommand(false)); |
| |
| natTable.refresh(); |
| } |
| }); |
| |
| return panel; |
| } |
| |
| } |
