///*******************************************************************************
// * Copyright (c) 2007 IBM Corporation and others.
// * All rights reserved. This program and the accompanying materials
// * are made available under the terms of the Eclipse Public License v1.0
// * which accompanies this distribution, and is available at
// * http://www.eclipse.org/legal/epl-v10.html
// *
// * Contributors:
// * IBM Corporation - initial API and implementation
// ******************************************************************************/
//
//package org.eclipse.jface.viewers;
//
//import java.util.List;
//
//import org.eclipse.jface.viewers.CellEditor.LayoutData;
//import org.eclipse.swt.custom.TreeEditor;
//import org.eclipse.swt.widgets.Control;
//import org.eclipse.swt.widgets.Item;
//import org.eclipse.swt.widgets.Tree;
//import org.eclipse.swt.widgets.TreeItem;
//
///**
// * This is an editor implementation for {@link Tree}
// *
// * @since 1.0
// */
//public class TreeViewerEditor extends ColumnViewerEditor {
// /**
// * This viewer's tree editor.
// */
// private TreeEditor treeEditor;
//
// private SWTFocusCellManager focusCellManager;
//
// /**
// * @param viewer
// * the viewer the editor is attached to
// * @param focusCellManager
// * the cell focus manager if one used or <code>null</code>
// * @param editorActivationStrategy
// * the strategy used to decide about the editor activation
// * @param feature
// * the feature mask
// */
// TreeViewerEditor(TreeViewer viewer, SWTFocusCellManager focusCellManager,
// ColumnViewerEditorActivationStrategy editorActivationStrategy,
// int feature) {
// super(viewer, editorActivationStrategy, feature);
// treeEditor = new TreeEditor(viewer.getTree());
// this.focusCellManager = focusCellManager;
// }
//
// /**
// * Create a customized editor with focusable cells
// *
// * @param viewer
// * the viewer the editor is created for
// * @param focusCellManager
// * the cell focus manager if one needed else <code>null</code>
// * @param editorActivationStrategy
// * activation strategy to control if an editor activated
// * @param feature
// * bit mask controlling the editor
// * <ul>
// * <li>{@link ColumnViewerEditor#DEFAULT}</li>
// * <li>{@link ColumnViewerEditor#TABBING_CYCLE_IN_ROW}</li>
// * <li>{@link ColumnViewerEditor#TABBING_HORIZONTAL}</li>
// * <li>{@link ColumnViewerEditor#TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
// * <li>{@link ColumnViewerEditor#TABBING_VERTICAL}</li>
// * </ul>
// * @see #create(TreeViewer, ColumnViewerEditorActivationStrategy, int)
// */
// public static void create(TreeViewer viewer,
// SWTFocusCellManager focusCellManager,
// ColumnViewerEditorActivationStrategy editorActivationStrategy,
// int feature) {
// TreeViewerEditor editor = new TreeViewerEditor(viewer,
// focusCellManager, editorActivationStrategy, feature);
// viewer.setColumnViewerEditor(editor);
// if (focusCellManager != null) {
// focusCellManager.init();
// }
// }
//
// /**
// * Create a customized editor whose activation process is customized
// *
// * @param viewer
// * the viewer the editor is created for
// * @param editorActivationStrategy
// * activation strategy to control if an editor activated
// * @param feature
// * bit mask controlling the editor
// * <ul>
// * <li>{@link ColumnViewerEditor#DEFAULT}</li>
// * <li>{@link ColumnViewerEditor#TABBING_CYCLE_IN_ROW}</li>
// * <li>{@link ColumnViewerEditor#TABBING_HORIZONTAL}</li>
// * <li>{@link ColumnViewerEditor#TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
// * <li>{@link ColumnViewerEditor#TABBING_VERTICAL}</li>
// * </ul>
// */
// public static void create(TreeViewer viewer,
// ColumnViewerEditorActivationStrategy editorActivationStrategy,
// int feature) {
// create(viewer, null, editorActivationStrategy, feature);
// }
//
// protected void setEditor(Control w, Item item, int fColumnNumber) {
// treeEditor.setEditor(w, (TreeItem) item, fColumnNumber);
// }
//
// protected void setLayoutData(LayoutData layoutData) {
// treeEditor.grabHorizontal = layoutData.grabHorizontal;
// treeEditor.horizontalAlignment = layoutData.horizontalAlignment;
// treeEditor.minimumWidth = layoutData.minimumWidth;
// }
//
// public ViewerCell getFocusCell() {
// if (focusCellManager != null) {
// return focusCellManager.getFocusCell();
// }
//
// return super.getFocusCell();
// }
//
// protected void updateFocusCell(ViewerCell focusCell,
// ColumnViewerEditorActivationEvent event) {
// // Update the focus cell when we activated the editor with these 2
// // events
// if (event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC
// || event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL) {
//
// List l = getViewer().getSelectionFromWidget();
//
// if (focusCellManager != null) {
// focusCellManager.setFocusCell(focusCell);
// }
//
// if (!l.contains(focusCell.getElement())) {
// getViewer().setSelection(
// new TreeSelection(focusCell.getViewerRow()
// .getTreePath()));
// }
// }
// }
//}