Bug 166383 [Viewers] Provide Tabing from Editor to Editor
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractViewerEditor.java
break;
				}
			}
			if (columnToEdit == -1) {
				return;
			}
		}
		columnNumber = columnToEdit;
		activateCellEditor();
	}
	/**
	 * Applies the current value and deactivates the currently active cell
	 * editor.
	 */
	void applyEditorValue() {
		CellEditor c = this.cellEditor;
		if (c != null) {
			
			
			
			
			this.cellEditor = null;
			Item t = this.item;
			
			if (t != null && !t.isDisposed()) {
				saveEditorValue(c, t);
			}
			setEditor(null, null, 0);
			c.removeListener(cellEditorListener);
			Control control = c.getControl();