Package org.eclipse.nebula.widgets.nattable.examples._600_GlazedLists._603_Filter

Source Code of org.eclipse.nebula.widgets.nattable.examples._600_GlazedLists._603_Filter._6033_GlazedListsStaticFilterExample$FilterRowConfiguration

/*******************************************************************************
* Copyright (c) 2013 Dirk Fauth and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
*    Dirk Fauth <dirk.fauth@gmail.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.nebula.widgets.nattable.examples._600_GlazedLists._603_Filter;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.eclipse.nebula.widgets.nattable.NatTable;
import org.eclipse.nebula.widgets.nattable.config.AbstractRegistryConfiguration;
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.ExtendedReflectiveColumnPropertyAccessor;
import org.eclipse.nebula.widgets.nattable.data.IColumnPropertyAccessor;
import org.eclipse.nebula.widgets.nattable.data.IDataProvider;
import org.eclipse.nebula.widgets.nattable.data.ListDataProvider;
import org.eclipse.nebula.widgets.nattable.data.convert.DefaultIntegerDisplayConverter;
import org.eclipse.nebula.widgets.nattable.edit.EditConfigAttributes;
import org.eclipse.nebula.widgets.nattable.edit.editor.ComboBoxCellEditor;
import org.eclipse.nebula.widgets.nattable.edit.editor.ICellEditor;
import org.eclipse.nebula.widgets.nattable.examples.AbstractNatExample;
import org.eclipse.nebula.widgets.nattable.examples.data.person.DataModelConstants;
import org.eclipse.nebula.widgets.nattable.examples.data.person.Person.Gender;
import org.eclipse.nebula.widgets.nattable.examples.data.person.PersonService;
import org.eclipse.nebula.widgets.nattable.examples.data.person.PersonWithAddress;
import org.eclipse.nebula.widgets.nattable.examples.runner.StandaloneNatExampleRunner;
import org.eclipse.nebula.widgets.nattable.extension.glazedlists.GlazedListsEventLayer;
import org.eclipse.nebula.widgets.nattable.extension.glazedlists.filterrow.DefaultGlazedListsStaticFilterStrategy;
import org.eclipse.nebula.widgets.nattable.filterrow.FilterRowDataLayer;
import org.eclipse.nebula.widgets.nattable.filterrow.FilterRowHeaderComposite;
import org.eclipse.nebula.widgets.nattable.filterrow.FilterRowTextCellEditor;
import org.eclipse.nebula.widgets.nattable.filterrow.TextMatchingMode;
import org.eclipse.nebula.widgets.nattable.filterrow.config.FilterRowConfigAttributes;
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.DefaultColumnHeaderDataLayer;
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.AbstractLayerTransform;
import org.eclipse.nebula.widgets.nattable.layer.DataLayer;
import org.eclipse.nebula.widgets.nattable.layer.ILayer;
import org.eclipse.nebula.widgets.nattable.persistence.command.DisplayPersistenceDialogCommandHandler;
import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer;
import org.eclipse.nebula.widgets.nattable.style.DisplayMode;
import org.eclipse.nebula.widgets.nattable.ui.menu.HeaderMenuConfiguration;
import org.eclipse.nebula.widgets.nattable.ui.menu.PopupMenuBuilder;
import org.eclipse.nebula.widgets.nattable.viewport.ViewportLayer;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

import ca.odell.glazedlists.EventList;
import ca.odell.glazedlists.FilterList;
import ca.odell.glazedlists.GlazedLists;
import ca.odell.glazedlists.SortedList;
import ca.odell.glazedlists.TransformedList;
import ca.odell.glazedlists.matchers.Matcher;

/**
* Simple example showing how to add the filter row to the layer composition of
* a grid that is using GlazedLists FilterList for filtering. This example also
* shows how to combine the filter row with static filtering.
*
* @author Dirk Fauth
*
*/
public class _6033_GlazedListsStaticFilterExample extends AbstractNatExample {

    public static void main(String[] args) throws Exception {
        StandaloneNatExampleRunner
                .run(new _6033_GlazedListsStaticFilterExample());
    }

    @Override
    public String getDescription() {
        return "This example shows the usage of the filter row within a grid"
                + " that is using GlazedLists FilterList for filtering. It also"
                + " shows how to combine the filter row with static filters."
                + " This example will never show persons with last name Flanders.";
    }

    @Override
    public Control createExampleControl(Composite parent) {
        // create a new ConfigRegistry which will be needed for GlazedLists
        // handling
        ConfigRegistry configRegistry = new ConfigRegistry();

        // property names of the Person class
        String[] propertyNames = { "firstName", "lastName", "gender",
                "married", "birthday", "address.street", "address.housenumber",
                "address.postalCode", "address.city" };

        // mapping from property to label, needed for column header labels
        Map<String, String> propertyToLabelMap = new HashMap<String, String>();
        propertyToLabelMap.put("firstName", "Firstname");
        propertyToLabelMap.put("lastName", "Lastname");
        propertyToLabelMap.put("gender", "Gender");
        propertyToLabelMap.put("married", "Married");
        propertyToLabelMap.put("birthday", "Birthday");
        propertyToLabelMap.put("address.street", "Street");
        propertyToLabelMap.put("address.housenumber", "Housenumber");
        propertyToLabelMap.put("address.postalCode", "Postal Code");
        propertyToLabelMap.put("address.city", "City");

        IColumnPropertyAccessor<PersonWithAddress> columnPropertyAccessor = new ExtendedReflectiveColumnPropertyAccessor<PersonWithAddress>(
                propertyNames);

        BodyLayerStack<PersonWithAddress> bodyLayerStack = new BodyLayerStack<PersonWithAddress>(
                PersonService.getPersonsWithAddress(50), columnPropertyAccessor);

        // build the column header layer
        IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(
                propertyNames, propertyToLabelMap);
        DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(
                columnHeaderDataProvider);
        ILayer columnHeaderLayer = new ColumnHeaderLayer(columnHeaderDataLayer,
                bodyLayerStack, bodyLayerStack.getSelectionLayer());

        // add a static filter to always sort out persons with last name
        // Flanders
        DefaultGlazedListsStaticFilterStrategy<PersonWithAddress> filterStrategy = new DefaultGlazedListsStaticFilterStrategy<PersonWithAddress>(
                bodyLayerStack.getFilterList(), columnPropertyAccessor,
                configRegistry);
        filterStrategy.addStaticFilter(new Matcher<PersonWithAddress>() {
            @Override
            public boolean matches(PersonWithAddress person) {
                return !(person.getLastName() != null && person.getLastName()
                        .equals("Flanders"));
            }
        });

        // Note: The column header layer is wrapped in a filter row composite.
        // This plugs in the filter row functionality
        FilterRowHeaderComposite<PersonWithAddress> filterRowHeaderLayer = new FilterRowHeaderComposite<PersonWithAddress>(
                filterStrategy, columnHeaderLayer,
                columnHeaderDataLayer.getDataProvider(), configRegistry);

        // build the row header layer
        IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(
                bodyLayerStack.getBodyDataProvider());
        DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(
                rowHeaderDataProvider);
        ILayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer,
                bodyLayerStack, bodyLayerStack.getSelectionLayer());

        // build the corner layer
        IDataProvider cornerDataProvider = new DefaultCornerDataProvider(
                columnHeaderDataProvider, rowHeaderDataProvider);
        DataLayer cornerDataLayer = new DataLayer(cornerDataProvider);
        ILayer cornerLayer = new CornerLayer(cornerDataLayer, rowHeaderLayer,
                filterRowHeaderLayer);

        // build the grid layer
        GridLayer gridLayer = new GridLayer(bodyLayerStack,
                filterRowHeaderLayer, rowHeaderLayer, cornerLayer);

        // turn the auto configuration off as we want to add our header menu
        // configuration
        NatTable natTable = new NatTable(parent, gridLayer, false);

        // as the autoconfiguration of the NatTable is turned off, we have to
        // add the
        // DefaultNatTableStyleConfiguration and the ConfigRegistry manually
        natTable.setConfigRegistry(configRegistry);
        natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
        // add filter row configuration
        natTable.addConfiguration(new FilterRowConfiguration());

        natTable.addConfiguration(new HeaderMenuConfiguration(natTable) {
            @Override
            protected PopupMenuBuilder createCornerMenu(NatTable natTable) {
                return super.createCornerMenu(natTable)
                        .withStateManagerMenuItemProvider();
            }
        });

        natTable.configure();

        natTable.registerCommandHandler(new DisplayPersistenceDialogCommandHandler(
                natTable));

        return natTable;
    }

    /**
     * Always encapsulate the body layer stack in an AbstractLayerTransform to
     * ensure that the index transformations are performed in later commands.
     *
     * @param <T>
     */
    class BodyLayerStack<T> extends AbstractLayerTransform {

        private final FilterList<T> filterList;

        private final IDataProvider bodyDataProvider;

        private final SelectionLayer selectionLayer;

        public BodyLayerStack(List<T> values,
                IColumnPropertyAccessor<T> columnPropertyAccessor) {
            // wrapping of the list to show into GlazedLists
            // see http://publicobject.com/glazedlists/ for further information
            EventList<T> eventList = GlazedLists.eventList(values);
            TransformedList<T, T> rowObjectsGlazedList = GlazedLists
                    .threadSafeList(eventList);

            // use the SortedList constructor with 'null' for the Comparator
            // because the Comparator
            // will be set by configuration
            SortedList<T> sortedList = new SortedList<T>(rowObjectsGlazedList,
                    null);
            // wrap the SortedList with the FilterList
            this.filterList = new FilterList<T>(sortedList);

            this.bodyDataProvider = new ListDataProvider<T>(filterList,
                    columnPropertyAccessor);
            DataLayer bodyDataLayer = new DataLayer(getBodyDataProvider());

            // layer for event handling of GlazedLists and PropertyChanges
            GlazedListsEventLayer<T> glazedListsEventLayer = new GlazedListsEventLayer<T>(
                    bodyDataLayer, filterList);

            this.selectionLayer = new SelectionLayer(glazedListsEventLayer);
            ViewportLayer viewportLayer = new ViewportLayer(getSelectionLayer());

            setUnderlyingLayer(viewportLayer);
        }

        public SelectionLayer getSelectionLayer() {
            return selectionLayer;
        }

        public FilterList<T> getFilterList() {
            return this.filterList;
        }

        public IDataProvider getBodyDataProvider() {
            return bodyDataProvider;
        }
    }

    /**
     * The configuration to enable the edit mode for the grid and additional
     * edit configurations like converters and validators.
     *
     * @author Dirk Fauth
     */
    class FilterRowConfiguration extends AbstractRegistryConfiguration {

        @Override
        public void configureRegistry(IConfigRegistry configRegistry) {

            // register the FilterRowTextCellEditor in the first column which
            // immediately commits on key press
            configRegistry.registerConfigAttribute(
                    EditConfigAttributes.CELL_EDITOR,
                    new FilterRowTextCellEditor(), DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.FIRSTNAME_COLUMN_POSITION);

            // register a combo box cell editor for the gender column in the
            // filter row
            // the label is set automatically to the value of
            // FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX + column
            // position
            ICellEditor comboBoxCellEditor = new ComboBoxCellEditor(
                    Arrays.asList(Gender.FEMALE, Gender.MALE));
            configRegistry.registerConfigAttribute(
                    EditConfigAttributes.CELL_EDITOR, comboBoxCellEditor,
                    DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.GENDER_COLUMN_POSITION);

            // register a combo box cell editor for the married column in the
            // filter row
            // the label is set automatically to the value of
            // FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX + column
            // position
            comboBoxCellEditor = new ComboBoxCellEditor(Arrays.asList(
                    Boolean.TRUE, Boolean.FALSE));
            configRegistry.registerConfigAttribute(
                    EditConfigAttributes.CELL_EDITOR, comboBoxCellEditor,
                    DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.MARRIED_COLUMN_POSITION);

            configRegistry.registerConfigAttribute(
                    FilterRowConfigAttributes.FILTER_DISPLAY_CONVERTER,
                    new DefaultIntegerDisplayConverter(), DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.HOUSENUMBER_COLUMN_POSITION);

            configRegistry.registerConfigAttribute(
                    FilterRowConfigAttributes.TEXT_MATCHING_MODE,
                    TextMatchingMode.EXACT, DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.GENDER_COLUMN_POSITION);

            configRegistry.registerConfigAttribute(
                    FilterRowConfigAttributes.TEXT_MATCHING_MODE,
                    TextMatchingMode.REGULAR_EXPRESSION, DisplayMode.NORMAL,
                    FilterRowDataLayer.FILTER_ROW_COLUMN_LABEL_PREFIX
                            + DataModelConstants.HOUSENUMBER_COLUMN_POSITION);

            configRegistry.registerConfigAttribute(
                    FilterRowConfigAttributes.TEXT_DELIMITER, "&"); //$NON-NLS-1$

        }

    }
}
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