org.eclipse.nebula.widgets.nattable.examples/src/org/eclipse/nebula/widgets/nattable/examples/_400_Configuration/_4221_NatGridLayerPainterExample.java

/*******************************************************************************
 * Copyright (c) 2013, 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._400_Configuration;

import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.nebula.widgets.nattable.NatTable;
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.ReflectiveColumnPropertyAccessor;
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.layer.DataLayer;
import org.eclipse.nebula.widgets.nattable.painter.layer.NatGridLayerPainter;
import org.eclipse.nebula.widgets.nattable.util.GUIHelper;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

/**
 * Simple example showing the NatGridLayerPainter which renders grid lines at
 * the remainder space.
 */
public class _4221_NatGridLayerPainterExample extends AbstractNatExample {

    public static void main(String[] args) throws Exception {
        StandaloneNatExampleRunner.run(600, 400, new _4221_NatGridLayerPainterExample());
    }

    @Override
    public String getDescription() {
        return "This example shows the NatGridLayerPainter which renders grid lines"
                + " to the remainder space.";
    }

    @Override
    public Control createExampleControl(Composite parent) {
        parent.setLayout(new GridLayout());

        // property names of the Person class
        String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday" };

        IColumnPropertyAccessor<Person> columnPropertyAccessor =
                new ReflectiveColumnPropertyAccessor<>(propertyNames);

        IDataProvider bodyDataProvider =
                new ListDataProvider<>(PersonService.getPersons(10), columnPropertyAccessor);
        final DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);

        // use different style bits to avoid rendering of inactive scrollbars
        // for small table
        // Note: The enabling/disabling and showing of the scrollbars is handled
        // by the ViewportLayer.
        // Without the ViewportLayer the scrollbars will always be visible with
        // the default style bits of NatTable.
        final NatTable natTable =
                new NatTable(parent, SWT.NO_REDRAW_RESIZE | SWT.DOUBLE_BUFFERED | SWT.BORDER, bodyDataLayer);
        natTable.setBackground(GUIHelper.COLOR_WHITE);

        GridDataFactory.fillDefaults().grab(true, true).applyTo(natTable);

        natTable.setLayerPainter(
                new NatGridLayerPainter(natTable, DataLayer.DEFAULT_ROW_HEIGHT));

        return natTable;
    }

}