Package org.eclipse.nebula.widgets.nattable.examples._500_Layers._506_Hover

Source Code of org.eclipse.nebula.widgets.nattable.examples._500_Layers._506_Hover._5063_GridBodyHoverStylingExample

/*******************************************************************************
* 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._500_Layers._506_Hover;

import java.util.HashMap;
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.CellConfigAttributes;
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.examples.AbstractNatExample;
import org.eclipse.nebula.widgets.nattable.examples.data.person.Person;
import org.eclipse.nebula.widgets.nattable.examples.data.person.PersonService;
import org.eclipse.nebula.widgets.nattable.examples.runner.StandaloneNatExampleRunner;
import org.eclipse.nebula.widgets.nattable.grid.data.DefaultBodyDataProvider;
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.hover.HoverLayer;
import org.eclipse.nebula.widgets.nattable.hover.config.ColumnHeaderHoverLayerConfiguration;
import org.eclipse.nebula.widgets.nattable.hover.config.RowHeaderHoverLayerConfiguration;
import org.eclipse.nebula.widgets.nattable.layer.DataLayer;
import org.eclipse.nebula.widgets.nattable.layer.ILayer;
import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer;
import org.eclipse.nebula.widgets.nattable.style.CellStyleAttributes;
import org.eclipse.nebula.widgets.nattable.style.DisplayMode;
import org.eclipse.nebula.widgets.nattable.style.Style;
import org.eclipse.nebula.widgets.nattable.util.GUIHelper;
import org.eclipse.nebula.widgets.nattable.viewport.ViewportLayer;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

/**
* Simple example showing how to add the {@link HoverLayer} to a grid layer
* composition. This example only show how to add hover styling to the body of a
* grid.
*
* @author Dirk Fauth
*
*/
public class _5063_GridBodyHoverStylingExample extends AbstractNatExample {

    public static void main(String[] args) throws Exception {
        StandaloneNatExampleRunner.run(600, 400,
                new _5063_GridBodyHoverStylingExample());
    }

    @Override
    public String getDescription() {
        return "This example shows the usage of the HoverLayer within a grid only for the body area.";
    }

    @Override
    public Control createExampleControl(Composite parent) {
        // property names of the Person class
        String[] propertyNames = { "firstName", "lastName", "gender",
                "married", "birthday" };

        // 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");

        // build the body layer stack
        // Usually you would create a new layer stack by extending
        // AbstractIndexLayerTransform and
        // setting the ViewportLayer as underlying layer. But in this case using
        // the ViewportLayer
        // directly as body layer is also working.
        IDataProvider bodyDataProvider = new DefaultBodyDataProvider<Person>(
                PersonService.getPersons(10), propertyNames);
        DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);
        HoverLayer hoverLayer = new HoverLayer(bodyDataLayer);
        SelectionLayer selectionLayer = new SelectionLayer(hoverLayer);
        ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);

        // build the column header layer
        IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(
                propertyNames, propertyToLabelMap);
        DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(
                columnHeaderDataProvider);
        ColumnHeaderLayer columnHeaderLayer = new ColumnHeaderLayer(
                columnHeaderDataLayer, viewportLayer, selectionLayer, false);

        // add ColumnHeaderHoverLayerConfiguration to ensure that hover styling
        // and resizing is working together
        columnHeaderLayer
                .addConfiguration(new ColumnHeaderHoverLayerConfiguration(null));

        // build the row header layer
        IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(
                bodyDataProvider);
        DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(
                rowHeaderDataProvider);
        RowHeaderLayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer,
                viewportLayer, selectionLayer, false);

        // add RowHeaderHoverLayerConfiguration to ensure that hover styling and
        // resizing is working together
        rowHeaderLayer.addConfiguration(new RowHeaderHoverLayerConfiguration(
                null));

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

        // build the grid layer
        GridLayer gridLayer = new GridLayer(viewportLayer, columnHeaderLayer,
                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 manually
        natTable.addConfiguration(new DefaultNatTableStyleConfiguration());

        // add the style configuration for hover
        natTable.addConfiguration(new AbstractRegistryConfiguration() {

            @Override
            public void configureRegistry(IConfigRegistry configRegistry) {
                Style style = new Style();
                style.setAttributeValue(CellStyleAttributes.BACKGROUND_COLOR,
                        GUIHelper.COLOR_YELLOW);

                configRegistry.registerConfigAttribute(
                        CellConfigAttributes.CELL_STYLE, style,
                        DisplayMode.HOVER);
            }
        });
        natTable.configure();

        return natTable;
    }

}
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