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| 1 | /* | ||
| 2 | * Copyright (c) 1998, 2010, 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.basic; | ||
| 27 | |||
| 28 | import java.awt.*; | ||
| 29 | import javax.swing.*; | ||
| 30 | import javax.swing.border.*; | ||
| 31 | import javax.swing.plaf.*; | ||
| 32 | import java.awt.*; | ||
| 33 | import java.awt.event.*; | ||
| 34 | |||
| 35 | |||
| 36 | /** | ||
| 37 | * BasicViewport implementation | ||
| 38 | * | ||
| 39 | * @author Rich Schiavi | ||
| 40 | */ | ||
| 41 | public class BasicViewportUI extends ViewportUI { | ||
| 42 | |||
| 43 | // Shared UI object | ||
| 44 | private static ViewportUI viewportUI; | ||
| 45 | |||
| 46 | public static ComponentUI createUI(JComponent c) { | ||
| 47 | if(viewportUI == null) { | ||
| 48 | viewportUI = new BasicViewportUI(); | ||
| 49 | } | ||
| 50 | return viewportUI; | ||
| 51 | } | ||
| 52 | |||
| 53 | public void installUI(JComponent c) { | ||
| 54 | super.installUI(c); | ||
| 55 | installDefaults(c); | ||
| 56 | } | ||
| 57 | |||
| 58 | public void uninstallUI(JComponent c) { | ||
| 59 | uninstallDefaults(c); | ||
| 60 | super.uninstallUI(c); | ||
| 61 | } | ||
| 62 | |||
| 63 | protected void installDefaults(JComponent c) { | ||
| 64 | LookAndFeel.installColorsAndFont(c, | ||
| 65 | "Viewport.background", | ||
| 66 | "Viewport.foreground", | ||
| 67 | "Viewport.font"); | ||
| 68 | LookAndFeel.installProperty(c, "opaque", Boolean.TRUE); | ||
| 69 | } | ||
| 70 | |||
| 71 | protected void uninstallDefaults(JComponent c) { | ||
| 72 | } | ||
| 73 | } | ||