| /* |
| * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.java.swing.plaf.motif; |
| |
| import javax.swing.*; |
| import javax.swing.event.*; |
| import javax.swing.plaf.*; |
| import javax.swing.plaf.basic.BasicArrowButton; |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| |
| /** |
| * Motif scroll bar button. |
| * <p> |
| * <strong>Warning:</strong> |
| * Serialized objects of this class will not be compatible with |
| * future Swing releases. The current serialization support is appropriate |
| * for short term storage or RMI between applications running the same |
| * version of Swing. A future release of Swing will provide support for |
| * long term persistence. |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| public class MotifScrollBarButton extends BasicArrowButton |
| { |
| private Color darkShadow = UIManager.getColor("controlShadow"); |
| private Color lightShadow = UIManager.getColor("controlLtHighlight"); |
| |
| |
| public MotifScrollBarButton(int direction) |
| { |
| super(direction); |
| |
| switch (direction) { |
| case NORTH: |
| case SOUTH: |
| case EAST: |
| case WEST: |
| this.direction = direction; |
| break; |
| default: |
| throw new IllegalArgumentException("invalid direction"); |
| } |
| |
| setRequestFocusEnabled(false); |
| setOpaque(true); |
| setBackground(UIManager.getColor("ScrollBar.background")); |
| setForeground(UIManager.getColor("ScrollBar.foreground")); |
| } |
| |
| |
| public Dimension getPreferredSize() { |
| switch (direction) { |
| case NORTH: |
| case SOUTH: |
| return new Dimension(11, 12); |
| case EAST: |
| case WEST: |
| default: |
| return new Dimension(12, 11); |
| } |
| } |
| |
| public Dimension getMinimumSize() { |
| return getPreferredSize(); |
| } |
| |
| public Dimension getMaximumSize() { |
| return getPreferredSize(); |
| } |
| |
| public boolean isFocusTraversable() { |
| return false; |
| } |
| |
| public void paint(Graphics g) |
| { |
| int w = getWidth(); |
| int h = getHeight(); |
| |
| if (isOpaque()) { |
| g.setColor(getBackground()); |
| g.fillRect(0, 0, w, h); |
| } |
| |
| boolean isPressed = getModel().isPressed(); |
| Color lead = (isPressed) ? darkShadow : lightShadow; |
| Color trail = (isPressed) ? lightShadow : darkShadow; |
| Color fill = getBackground(); |
| |
| int cx = w / 2; |
| int cy = h / 2; |
| int s = Math.min(w, h); |
| |
| switch (direction) { |
| case NORTH: |
| g.setColor(fill); |
| g.fillPolygon(new int[]{cx, 0, s - 1}, new int[]{0, s - 1, s - 1}, 3); |
| g.setColor(trail); |
| g.drawLine(cx, 0, s - 1, s - 2); |
| g.drawLine(0, s - 1, s - 1, s - 1); |
| g.drawLine(s - 1, s - 2, s - 1, s - 1); // corner |
| g.setColor(lead); |
| g.drawLine(cx, 0, 0, s - 2); |
| g.drawLine(cx, 0, cx, 0); // corner |
| g.drawLine(0, s - 1, 0, s - 1); // corner |
| break; |
| |
| case SOUTH: |
| g.setColor(fill); |
| g.fillPolygon(new int[]{0, s - 1, cx}, new int[]{1, 1, s}, 3); |
| g.setColor(trail); |
| g.drawLine(s - 1, 2, cx, s); |
| g.drawLine(s - 1, 2, s - 1, 2); // corner |
| g.setColor(lead); |
| g.drawLine(0, 2, cx, s); |
| g.drawLine(0, 1, s - 1, 1); |
| g.drawLine(0, 1, 0, 2); |
| g.setColor(trail); |
| g.drawLine(cx, s, cx, s); // corner |
| break; |
| |
| case EAST: |
| g.setColor(fill); |
| g.fillPolygon(new int[]{1, s, 1}, new int[]{0, cy, s}, 3); |
| g.setColor(trail); |
| g.drawLine(1, s, s, cy); |
| g.drawLine(2, s, 2, s); // corner |
| g.setColor(lead); |
| g.drawLine(1, 0, 1, s); |
| g.drawLine(2, 0, s, cy); |
| g.drawLine(2, 0, 2, 0); // corner |
| g.drawLine(s, cy, s, cy); |
| break; |
| |
| case WEST: |
| g.setColor(fill); |
| g.fillPolygon(new int[]{0, s - 1, s - 1}, new int[]{cy, 0, s}, 3); |
| g.drawLine(s - 1, 0, s - 1, s); |
| g.setColor(trail); |
| g.drawLine(0, cy, s - 1, s); |
| g.drawLine(s - 1, 0, s - 1, s); |
| g.setColor(lead); |
| g.drawLine(0, cy, s - 2, 0); |
| g.drawLine(s - 2, 0, s - 1, 0); // corner |
| g.setColor(trail); |
| g.drawLine(0, cy, 0, cy); // corner |
| break; |
| } |
| } |
| } |