| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you under the Apache License, |
| * Version 2.0 (the "License"); you may not use this file except in |
| * compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.pivot.wtk; |
| |
| import org.apache.pivot.collections.Sequence; |
| import org.apache.pivot.collections.Sequence.Tree.Path; |
| |
| /** |
| * Tree view selection listener. |
| */ |
| public interface TreeViewSelectionListener { |
| /** |
| * Tree view selection listener adapter. |
| */ |
| public static class Adapter implements TreeViewSelectionListener { |
| @Override |
| public void selectedPathAdded(TreeView treeView, Path path) { |
| // empty block |
| } |
| |
| @Override |
| public void selectedPathRemoved(TreeView treeView, Path path) { |
| // empty block |
| } |
| |
| @Override |
| public void selectedPathsChanged(TreeView treeView, Sequence<Path> previousSelectedPaths) { |
| // empty block |
| } |
| |
| @Override |
| public void selectedNodeChanged(TreeView treeView, Object previousSelectedNode) { |
| // empty block |
| } |
| } |
| |
| /** |
| * Called when a selected path has been added to a tree view. |
| * |
| * @param treeView The source of this event. |
| * @param path The path that has been added to the selection. |
| */ |
| public void selectedPathAdded(TreeView treeView, Path path); |
| |
| /** |
| * Called when a selected path has been removed from a tree view. |
| * |
| * @param treeView The source of this event. |
| * @param path The path that was removed from the selection. |
| */ |
| public void selectedPathRemoved(TreeView treeView, Path path); |
| |
| /** |
| * Called when a tree view's selection state has been reset. |
| * |
| * @param treeView The source of this event. |
| * @param previousSelectedPaths The list of paths that were previously selected. |
| */ |
| public void selectedPathsChanged(TreeView treeView, Sequence<Path> previousSelectedPaths); |
| |
| /** |
| * Called when a tree view's selected node has changed. |
| * |
| * @param treeView The source of this event. |
| * @param previousSelectedNode The node that used to be selected. |
| */ |
| public void selectedNodeChanged(TreeView treeView, Object previousSelectedNode); |
| } |