Mercurial > hg > release > thermostat-0.15
view client/swing/src/main/java/com/redhat/thermostat/client/swing/components/ThermostatScrollBarUI.java @ 1260:aebcf2e03dc5
New VMTree (part I)
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-September/008321.html
reviewed-by: omajid
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Mon, 30 Sep 2013 16:38:49 +0200 |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat 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 for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.client.swing.components; import java.awt.Color; import java.awt.Dimension; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Rectangle; import java.awt.Shape; import java.awt.geom.RoundRectangle2D; import javax.swing.JButton; import javax.swing.JComponent; import javax.swing.JScrollBar; import javax.swing.plaf.basic.BasicScrollBarUI; import com.redhat.thermostat.client.swing.GraphicsUtils; import com.redhat.thermostat.client.ui.Palette; class ThermostatScrollBarUI extends BasicScrollBarUI { // TODO: move to common UIResources class private static final Color FG_COLOR = Palette.EARL_GRAY.getColor(); @SuppressWarnings("serial") private class EmptyButton extends JButton { public EmptyButton() { setOpaque(false); setMaximumSize(new Dimension(0, 0)); } @Override public void paint(Graphics g) {} } @Override protected void installDefaults() { super.installDefaults(); scrollBarWidth = 16; incrGap = 0; decrGap = 0; } @Override protected JButton createDecreaseButton(int orientation) { return new EmptyButton(); } @Override protected JButton createIncreaseButton(int orientation) { return new EmptyButton(); } @Override protected void paintTrack(Graphics g, JComponent c, Rectangle trackBounds) {} @Override protected void paintThumb(Graphics g, JComponent c, Rectangle thumbBounds) { if(thumbBounds.isEmpty() || !scrollbar.isEnabled()) { return; } int x = 0; int y = 0; int w = 0; int h = 0; GraphicsUtils utils = GraphicsUtils.getInstance(); Graphics2D graphics = utils.createAAGraphics(g); if (scrollbar.getOrientation() == JScrollBar.VERTICAL) { x = thumbBounds.x + 4; y = thumbBounds.y; w = 8; h = thumbBounds.height - 1; } else { x = thumbBounds.x; y = thumbBounds.y + 4; w = thumbBounds.width - 1; h = 8; } graphics.translate(x, y); Shape shape = new RoundRectangle2D.Double(0, 0, w, h, 4, 4); graphics.setColor(FG_COLOR); graphics.fill(shape); graphics.dispose(); } }