| package autotest.common.ui; |
| |
| import com.google.gwt.event.dom.client.ContextMenuEvent; |
| import com.google.gwt.event.dom.client.ContextMenuHandler; |
| import com.google.gwt.event.dom.client.DomEvent; |
| import com.google.gwt.event.dom.client.HasContextMenuHandlers; |
| import com.google.gwt.event.shared.HandlerRegistration; |
| 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.FlexTable; |
| import com.google.gwt.user.client.ui.HTMLTable; |
| |
| public class RightClickTable extends FlexTable |
| implements ContextMenuHandler, HasContextMenuHandlers { |
| |
| protected static class RowColumn { |
| int row; |
| int column; |
| |
| public RowColumn(int row, int column) { |
| this.row = row; |
| this.column = column; |
| } |
| } |
| |
| private boolean hasHandler; |
| |
| @Override |
| public HandlerRegistration addContextMenuHandler(ContextMenuHandler handler) { |
| if (!hasHandler) { |
| addDomHandler(this, ContextMenuEvent.getType()); |
| hasHandler = true; |
| } |
| return addDomHandler(handler, ContextMenuEvent.getType()); |
| } |
| |
| @Override |
| public void onContextMenu(ContextMenuEvent event) { |
| event.preventDefault(); |
| } |
| |
| public HTMLTable.Cell getCellForDomEvent(DomEvent<?> event) { |
| // This is copied from HTMLTable.getCellForEvent(). |
| final Element td = getEventTargetCell(Event.as(event.getNativeEvent())); |
| if (td == null) { |
| return null; |
| } |
| |
| RowColumn position = getCellPosition(td); |
| |
| return new HTMLTable.Cell(position.row, position.column) { |
| @Override |
| public Element getElement() { |
| return td; |
| } |
| }; |
| } |
| |
| protected RowColumn getCellPosition(Element td) { |
| Element tr = DOM.getParent(td); |
| Element body = DOM.getParent(tr); |
| int row = DOM.getChildIndex(body, tr); |
| int column = DOM.getChildIndex(tr, td); |
| return new RowColumn(row, column); |
| } |
| } |