ColumnResizeCursorAction.java example

Explorer
nebula.widgets.nattable-master
/*******************************************************************************
 * Copyright (c) 2012 Original authors 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:
 *     Original authors and others - initial API and implementation
 ******************************************************************************/
package org.eclipse.nebula.widgets.nattable.resize.action;

import org.eclipse.nebula.widgets.nattable.NatTable;
import org.eclipse.nebula.widgets.nattable.ui.action.IMouseAction;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.graphics.Cursor;
import org.eclipse.swt.widgets.Display;

public class ColumnResizeCursorAction implements IMouseAction {

    private Cursor columnResizeCursor;

    @Override
    public void run(NatTable natTable, MouseEvent event) {
        if (this.columnResizeCursor == null) {
            this.columnResizeCursor = new Cursor(Display.getDefault(),
                    SWT.CURSOR_SIZEWE);

            natTable.addDisposeListener(new DisposeListener() {

                @Override
                public void widgetDisposed(DisposeEvent e) {
                    ColumnResizeCursorAction.this.columnResizeCursor.dispose();
                }

            });
        }

        natTable.setCursor(this.columnResizeCursor);
    }

}