package org.jboss.as.console.client.widgets.tables;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.TableCellElement;
import com.google.gwt.dom.client.TableRowElement;
/**
* @author Heiko Braun
* @date 3/1/11
*/
public class TableUtils {
/**
* Borrowed from CellTable#onBrowserEvent2(Event event)
*
* @param target
* @return
*/
public static int identifyRow(Element target)
{
// Find the cell where the event occurred.
TableCellElement tableCell = findNearestParentCell(target);
if (tableCell == null) {
return -1;
}
// Determine if we are in the header, footer, or body. Its possible that
// the table has been refreshed before the current event fired (ex. change
// event refreshes before mouseup fires), so we need to check each parent
// element.
Element trElem = tableCell.getParentElement();
if (trElem == null) {
return -1;
}
TableRowElement tr = TableRowElement.as(trElem);
Element sectionElem = tr.getParentElement();
if (sectionElem == null) {
return -1;
}
int row = tr.getSectionRowIndex();
return row;
}
private static TableCellElement findNearestParentCell(Element elem) {
while ((elem != null) ) {
String tagName = elem.getTagName();
if ("td".equalsIgnoreCase(tagName) || "th".equalsIgnoreCase(tagName)) {
return elem.cast();
}
elem = elem.getParentElement();
}
return null;
}
}