Bug 161425 [Viewers] TableTreeViewer => EditingSupport broken
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TableTreeViewer.java
}
						};
					}
					control.addFocusListener(focusListener);
					mouseListener = new MouseAdapter() {
						public void mouseDown(MouseEvent e) {
							
							
							if (e.time <= doubleClickExpirationTime) {
								control.removeMouseListener(mouseListener);
								cancelEditing();
								handleDoubleClickEvent();
							} else if (mouseListener != null) {
								control.removeMouseListener(mouseListener);
							}
						}
					};
					control.addMouseListener(mouseListener);
				}
			}
		}
		/**
		 * Activate a cell editor for the given mouse position.
		 */
		private void activateCellEditor(MouseEvent event) {
			if (tableItem == null || tableItem.isDisposed()) {
				
				return;
			}
			int columnToEdit;