1 /* 2 * Copyright (c) 2002, 2003, 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 26 package javax.swing.plaf.synth; 27 28 import javax.swing.*; 29 import javax.swing.plaf.ComboBoxUI; 30 import javax.swing.plaf.basic.BasicComboPopup; 31 import java.awt.*; 32 33 34 /** 35 * Synth's ComboPopup. 36 * 37 * @author Scott Violet 38 */ 39 class SynthComboPopup extends BasicComboPopup { 40 public SynthComboPopup( JComboBox combo ) { 41 super(combo); 42 } 43 44 /** 45 * Configures the list which is used to hold the combo box items in the 46 * popup. This method is called when the UI class 47 * is created. 48 * 49 * @see #createList 50 */ 51 @Override 52 protected void configureList() { 53 list.setFont( comboBox.getFont() ); 54 list.setCellRenderer( comboBox.getRenderer() ); 55 list.setFocusable( false ); 56 list.setSelectionMode( ListSelectionModel.SINGLE_SELECTION ); 57 int selectedIndex = comboBox.getSelectedIndex(); 58 if ( selectedIndex == -1 ) { 59 list.clearSelection(); 60 } 61 else { 62 list.setSelectedIndex( selectedIndex ); 63 list.ensureIndexIsVisible( selectedIndex ); 64 } 65 installListListeners(); 66 } 67 68 /** 69 * @inheritDoc 70 * 71 * Overridden to take into account any popup insets specified in 72 * SynthComboBoxUI 73 */ 74 @Override 75 protected Rectangle computePopupBounds(int px, int py, int pw, int ph) { 76 ComboBoxUI ui = comboBox.getUI(); 77 if (ui instanceof SynthComboBoxUI) { 78 SynthComboBoxUI sui = (SynthComboBoxUI) ui; 79 if (sui.popupInsets != null) { 80 Insets i = sui.popupInsets; 81 return super.computePopupBounds( 82 px + i.left, 83 py + i.top, 84 pw - i.left - i.right, 85 ph - i.top - i.bottom); 86 } 87 } 88 return super.computePopupBounds(px, py, pw, ph); 89 } 90 }