1/* 2 * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package javax.swing.plaf.metal; 27 28import java.awt.*; 29import java.awt.event.*; 30import javax.swing.*; 31import javax.swing.plaf.*; 32import javax.swing.border.*; 33import java.io.Serializable; 34import javax.swing.plaf.basic.BasicComboBoxUI; 35 36 37/** 38 * This utility class draws the horizontal bars which indicate a MetalComboBox 39 * 40 * @see MetalComboBoxUI 41 * @author Tom Santos 42 */ 43@SuppressWarnings("serial") // Same-version serialization only 44public class MetalComboBoxIcon implements Icon, Serializable { 45 46 /** 47 * Paints the horizontal bars for the 48 */ 49 public void paintIcon(Component c, Graphics g, int x, int y){ 50 JComponent component = (JComponent)c; 51 int iconWidth = getIconWidth(); 52 53 g.translate( x, y ); 54 55 g.setColor(component.isEnabled() 56 ? MetalLookAndFeel.getControlInfo() 57 : MetalLookAndFeel.getControlShadow()); 58 g.fillPolygon(new int[]{0, 5, iconWidth - 5, iconWidth}, 59 new int[]{0, 5, 5, 0}, 4); 60 g.translate( -x, -y ); 61 } 62 63 /** 64 * Created a stub to satisfy the interface. 65 */ 66 public int getIconWidth() { return 10; } 67 68 /** 69 * Created a stub to satisfy the interface. 70 */ 71 public int getIconHeight() { return 5; } 72 73} 74