Showing the changes to java/pkg/javax/swing/plaf/basic/BasicPanelUI.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,113 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 1998, 2005, 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 | * BasicPanel implementation | ||
| 38 | * | ||
| 39 | * @author Steve Wilson | ||
| 40 | */ | ||
| 41 | public class BasicPanelUI extends PanelUI { | ||
| 42 | |||
| 43 | // Shared UI object | ||
| 44 | private static PanelUI panelUI; | ||
| 45 | |||
| 46 | public static ComponentUI createUI(JComponent c) { | ||
| 47 | if(panelUI == null) { | ||
| 48 | panelUI = new BasicPanelUI(); | ||
| 49 | } | ||
| 50 | return panelUI; | ||
| 51 | } | ||
| 52 | |||
| 53 | public void installUI(JComponent c) { | ||
| 54 | JPanel p = (JPanel)c; | ||
| 55 | super.installUI(p); | ||
| 56 | installDefaults(p); | ||
| 57 | } | ||
| 58 | |||
| 59 | public void uninstallUI(JComponent c) { | ||
| 60 | JPanel p = (JPanel)c; | ||
| 61 | uninstallDefaults(p); | ||
| 62 | super.uninstallUI(c); | ||
| 63 | } | ||
| 64 | |||
| 65 | protected void installDefaults(JPanel p) { | ||
| 66 | LookAndFeel.installColorsAndFont(p, | ||
| 67 | "Panel.background", | ||
| 68 | "Panel.foreground", | ||
| 69 | "Panel.font"); | ||
| 70 | LookAndFeel.installBorder(p,"Panel.border"); | ||
| 71 | LookAndFeel.installProperty(p, "opaque", Boolean.TRUE); | ||
| 72 | } | ||
| 73 | |||
| 74 | protected void uninstallDefaults(JPanel p) { | ||
| 75 | LookAndFeel.uninstallBorder(p); | ||
| 76 | } | ||
| 77 | |||
| 78 | |||
| 79 | /** | ||
| 80 | * Returns the baseline. | ||
| 81 | * | ||
| 82 | * @throws NullPointerException {@inheritDoc} | ||
| 83 | * @throws IllegalArgumentException {@inheritDoc} | ||
| 84 | * @see javax.swing.JComponent#getBaseline(int, int) | ||
| 85 | * @since 1.6 | ||
| 86 | */ | ||
| 87 | public int getBaseline(JComponent c, int width, int height) { | ||
| 88 | super.getBaseline(c, width, height); | ||
| 89 | Border border = c.getBorder(); | ||
| 90 | if (border instanceof AbstractBorder) { | ||
| 91 | return ((AbstractBorder)border).getBaseline(c, width, height); | ||
| 92 | } | ||
| 93 | return -1; | ||
| 94 | } | ||
| 95 | |||
| 96 | /** | ||
| 97 | * Returns an enum indicating how the baseline of the component | ||
| 98 | * changes as the size changes. | ||
| 99 | * | ||
| 100 | * @throws NullPointerException {@inheritDoc} | ||
| 101 | * @see javax.swing.JComponent#getBaseline(int, int) | ||
| 102 | * @since 1.6 | ||
| 103 | */ | ||
| 104 | public Component.BaselineResizeBehavior getBaselineResizeBehavior( | ||
| 105 | JComponent c) { | ||
| 106 | super.getBaselineResizeBehavior(c); | ||
| 107 | Border border = c.getBorder(); | ||
| 108 | if (border instanceof AbstractBorder) { | ||
| 109 | return ((AbstractBorder)border).getBaselineResizeBehavior(c); | ||
| 110 | } | ||
| 111 | return Component.BaselineResizeBehavior.OTHER; | ||
| 112 | } | ||
| 113 | } | ||