| /* |
| * 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; |
| |
| /** |
| * Scroll pane listener interface. |
| */ |
| public interface ScrollPaneListener { |
| /** |
| * Scroll pane listener adapter. |
| */ |
| public static class Adapter implements ScrollPaneListener { |
| @Override |
| public void horizontalScrollBarPolicyChanged(ScrollPane scrollPane, |
| ScrollPane.ScrollBarPolicy previousPolicy) { |
| // empty block |
| } |
| |
| @Override |
| public void verticalScrollBarPolicyChanged(ScrollPane scrollPane, |
| ScrollPane.ScrollBarPolicy previousPolicy) { |
| // empty block |
| } |
| |
| @Override |
| public void rowHeaderChanged(ScrollPane scrollPane, Component previousRowHeader) { |
| // empty block |
| } |
| |
| @Override |
| public void columnHeaderChanged(ScrollPane scrollPane, Component previousColumnHeader) { |
| // empty block |
| } |
| |
| @Override |
| public void cornerChanged(ScrollPane scrollPane, Component previousCorner) { |
| // empty block |
| } |
| } |
| |
| /** |
| * Called when the scroll pane's horizontal scroll bar policy changed. |
| * |
| * @param scrollPane The source of the event. |
| * @param previousPolicy The previous horizontal scroll bar policy. |
| */ |
| public void horizontalScrollBarPolicyChanged(ScrollPane scrollPane, |
| ScrollPane.ScrollBarPolicy previousPolicy); |
| |
| /** |
| * Called when the scroll pane's vertical scroll bar policy changed. |
| * |
| * @param scrollPane The source of the event. |
| * @param previousPolicy The previous vertical scroll bar policy. |
| */ |
| public void verticalScrollBarPolicyChanged(ScrollPane scrollPane, |
| ScrollPane.ScrollBarPolicy previousPolicy); |
| |
| /** |
| * Called when the scroll pane's row header changed. |
| * |
| * @param scrollPane The source of the event. |
| * @param previousRowHeader The previous row header for this scroll pane. |
| */ |
| public void rowHeaderChanged(ScrollPane scrollPane, Component previousRowHeader); |
| |
| /** |
| * Called when the scroll pane's column header changed. |
| * |
| * @param scrollPane The source of the event. |
| * @param previousColumnHeader The previous column header for this scroll pane. |
| */ |
| public void columnHeaderChanged(ScrollPane scrollPane, Component previousColumnHeader); |
| |
| /** |
| * Called when the scroll pane's corner component changed. |
| * |
| * @param scrollPane The source of the event. |
| * @param previousCorner The previous corner component. |
| */ |
| public void cornerChanged(ScrollPane scrollPane, Component previousCorner); |
| } |