/* * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package com.sun.java.swing.plaf.motif; import java.awt.Dimension; import java.awt.Graphics; import java.awt.Insets; import java.awt.Rectangle; import javax.swing.JButton; import javax.swing.JComponent; import javax.swing.JScrollBar; import javax.swing.plaf.ComponentUI; import javax.swing.plaf.basic.BasicScrollBarUI; import static sun.swing.SwingUtilities2.drawHLine; import static sun.swing.SwingUtilities2.drawVLine; /** * Implementation of ScrollBarUI for the Motif Look and Feel *

* Warning: * 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. * * @author Rich Schiavi * @author Hans Muller */ public class MotifScrollBarUI extends BasicScrollBarUI { public static ComponentUI createUI(JComponent c) { return new MotifScrollBarUI(); } public Dimension getPreferredSize(JComponent c) { Insets insets = c.getInsets(); int dx = insets.left + insets.right; int dy = insets.top + insets.bottom; return (scrollbar.getOrientation() == JScrollBar.VERTICAL) ? new Dimension(dx + 11, dy + 33) : new Dimension(dx + 33, dy + 11); } protected JButton createDecreaseButton(int orientation) { return new MotifScrollBarButton(orientation); } protected JButton createIncreaseButton(int orientation) { return new MotifScrollBarButton(orientation); } public void paintTrack(Graphics g, JComponent c, Rectangle trackBounds) { g.setColor(trackColor); g.fillRect(trackBounds.x, trackBounds.y, trackBounds.width, trackBounds.height); } public void paintThumb(Graphics g, JComponent c, Rectangle thumbBounds) { if (thumbBounds.isEmpty() || !scrollbar.isEnabled()) { return; } int w = thumbBounds.width; int h = thumbBounds.height; g.translate(thumbBounds.x, thumbBounds.y); g.setColor(thumbColor); g.fillRect(0, 0, w - 1, h - 1); g.setColor(thumbHighlightColor); drawVLine(g, 0, 0, h - 1); drawHLine(g, 1, w - 1, 0); g.setColor(thumbLightShadowColor); drawHLine(g, 1, w - 1, h - 1); drawVLine(g, w - 1, 1, h - 2); g.translate(-thumbBounds.x, -thumbBounds.y); } }