HierarchicalColumnHighlighter.java
资源名称:swingx.zip [点击查看]
上传用户:zhengdagz
上传日期:2014-03-06
资源大小:1956k
文件大小:2k
源码类别:
xml/soap/webservice
开发平台:
Java
- /*
- * $Id: HierarchicalColumnHighlighter.java,v 1.2 2005/10/10 18:02:36 rbair Exp $
- *
- * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
- * Santa Clara, California 95054, U.S.A. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
- package org.jdesktop.swingx.decorator;
- import java.awt.Color;
- import java.awt.Component;
- /**
- * HierarchicalColumnHighlighter
- *
- * @author Ramesh Gupta
- */
- public class HierarchicalColumnHighlighter extends Highlighter {
- public HierarchicalColumnHighlighter() {
- }
- public HierarchicalColumnHighlighter(Color background, Color foreground) {
- super(background, foreground);
- }
- protected Color computeBackground(Component component, ComponentAdapter adapter) {
- if (adapter.isHierarchical()) {
- Color background = getBackground();
- Color seed = background == null ? component.getBackground() : background;
- seed = computeBackgroundSeed(seed);
- return adapter.isSelected() ? computeSelectedBackground(seed) : seed;
- }
- return null; // don't change the background
- }
- public Color getForeground(Component component, ComponentAdapter adapter) {
- if (adapter.isHierarchical()) {
- if (getForeground() != null) {
- return super.computeForeground(component, adapter);
- }
- }
- return null; // don't change the foreground
- }
- protected Color computeBackgroundSeed(Color seed) {
- return new Color(Math.max((int)(seed.getRed() * 0.95), 0),
- Math.max((int)(seed.getGreen()* 0.95), 0),
- Math.max((int)(seed.getBlue() * 0.95), 0));
- }
- }