Synnefo

/*

 * Copyright 2011 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

package gr.grnet.pithos.web.client;

import com.google.gwt.user.client.DOM;

import com.google.gwt.user.client.Element;

import com.google.gwt.user.client.Event;

import com.google.gwt.user.client.ui.Grid;

import com.google.gwt.user.client.ui.HTML;

import com.google.gwt.user.client.ui.Widget;

public class FileTable extends Grid{

        /**

         *

         */

        public FileTable() {

                super();

                // TODO Auto-generated constructor stub

        }

        /**

         * @param rows

         * @param columns

         */

        public FileTable(int rows, int columns) {

                super(rows, columns);

                // TODO Auto-generated constructor stub

        }

        public int getRowForEvent2(Event event) {

            Element td = getEventTargetCell(event);

            if (td == null)

                        return -1;

            Element tr = DOM.getParent(td);

            Element body = DOM.getParent(tr);

            int row = DOM.getChildIndex(body, tr);

            return row;

          }

        public static void copyRow(FileTable sourceTable, FileTable targetTable, int sourceRow, int targetRow) {

                targetTable.insertRow(targetRow);

                for (int col = 0; col < sourceTable.getCellCount(sourceRow); col++) {

                        HTML html = new HTML(sourceTable.getHTML(sourceRow, col));

                        targetTable.setWidget(targetRow, col, html);

                }

                copyRowStyle(sourceTable, targetTable, sourceRow, targetRow);

        }

        private static void copyRowStyle(FileTable sourceTable, FileTable targetTable, int sourceRow, int targetRow) {

                String rowStyle = sourceTable.getRowFormatter().getStyleName(sourceRow);

                targetTable.getRowFormatter().setStyleName(targetRow, rowStyle);

        }

        public static int getWidgetRow(Widget widget, FileTable table) {

            for (int row = 0; row < table.getRowCount(); row++)

                        for (int col = 0; col < table.getCellCount(row); col++) {

                            Widget w = table.getWidget(row, col);

                            if (w == widget)

                                        return row;

                          }

            throw new RuntimeException("Unable to determine widget row");

          }

}