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| 1 | +/* | |
| 2 | + * Copyright (c) 1997, 2001, 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 javax.swing.*; | |
| 29 | +import javax.swing.plaf.UIResource; | |
| 30 | + | |
| 31 | +import java.awt.Graphics; | |
| 32 | +import java.awt.Color; | |
| 33 | +import java.awt.Component; | |
| 34 | +import java.awt.Polygon; | |
| 35 | +import java.io.Serializable; | |
| 36 | + | |
| 37 | +/** | |
| 38 | + * Factory object that can vend Icons appropriate for the basic L & F. | |
| 39 | + * <p> | |
| 40 | + * <strong>Warning:</strong> | |
| 41 | + * Serialized objects of this class will not be compatible with | |
| 42 | + * future Swing releases. The current serialization support is | |
| 43 | + * appropriate for short term storage or RMI between applications running | |
| 44 | + * the same version of Swing. As of 1.4, support for long term storage | |
| 45 | + * of all JavaBeans<sup><font size="-2">TM</font></sup> | |
| 46 | + * has been added to the <code>java.beans</code> package. | |
| 47 | + * Please see {@link java.beans.XMLEncoder}. | |
| 48 | + * | |
| 49 | + * @author David Kloba | |
| 50 | + * @author Georges Saab | |
| 51 | + */ | |
| 52 | +public class BasicIconFactory implements Serializable | |
| 53 | +{ | |
| 54 | + private static Icon frame_icon; | |
| 55 | + private static Icon checkBoxIcon; | |
| 56 | + private static Icon radioButtonIcon; | |
| 57 | + private static Icon checkBoxMenuItemIcon; | |
| 58 | + private static Icon radioButtonMenuItemIcon; | |
| 59 | + private static Icon menuItemCheckIcon; | |
| 60 | + private static Icon menuItemArrowIcon; | |
| 61 | + private static Icon menuArrowIcon; | |
| 62 | + | |
| 63 | + public static Icon getMenuItemCheckIcon() { | |
| 64 | + if (menuItemCheckIcon == null) { | |
| 65 | + menuItemCheckIcon = new MenuItemCheckIcon(); | |
| 66 | + } | |
| 67 | + return menuItemCheckIcon; | |
| 68 | + } | |
| 69 | + | |
| 70 | + public static Icon getMenuItemArrowIcon() { | |
| 71 | + if (menuItemArrowIcon == null) { | |
| 72 | + menuItemArrowIcon = new MenuItemArrowIcon(); | |
| 73 | + } | |
| 74 | + return menuItemArrowIcon; | |
| 75 | + } | |
| 76 | + | |
| 77 | + public static Icon getMenuArrowIcon() { | |
| 78 | + if (menuArrowIcon == null) { | |
| 79 | + menuArrowIcon = new MenuArrowIcon(); | |
| 80 | + } | |
| 81 | + return menuArrowIcon; | |
| 82 | + } | |
| 83 | + | |
| 84 | + public static Icon getCheckBoxIcon() { | |
| 85 | + if (checkBoxIcon == null) { | |
| 86 | + checkBoxIcon = new CheckBoxIcon(); | |
| 87 | + } | |
| 88 | + return checkBoxIcon; | |
| 89 | + } | |
| 90 | + | |
| 91 | + public static Icon getRadioButtonIcon() { | |
| 92 | + if (radioButtonIcon == null) { | |
| 93 | + radioButtonIcon = new RadioButtonIcon(); | |
| 94 | + } | |
| 95 | + return radioButtonIcon; | |
| 96 | + } | |
| 97 | + | |
| 98 | + public static Icon getCheckBoxMenuItemIcon() { | |
| 99 | + if (checkBoxMenuItemIcon == null) { | |
| 100 | + checkBoxMenuItemIcon = new CheckBoxMenuItemIcon(); | |
| 101 | + } | |
| 102 | + return checkBoxMenuItemIcon; | |
| 103 | + } | |
| 104 | + | |
| 105 | + public static Icon getRadioButtonMenuItemIcon() { | |
| 106 | + if (radioButtonMenuItemIcon == null) { | |
| 107 | + radioButtonMenuItemIcon = new RadioButtonMenuItemIcon(); | |
| 108 | + } | |
| 109 | + return radioButtonMenuItemIcon; | |
| 110 | + } | |
| 111 | + | |
| 112 | + public static Icon createEmptyFrameIcon() { | |
| 113 | + if(frame_icon == null) | |
| 114 | + frame_icon = new EmptyFrameIcon(); | |
| 115 | + return frame_icon; | |
| 116 | + } | |
| 117 | + | |
| 118 | + private static class EmptyFrameIcon implements Icon, Serializable { | |
| 119 | + int height = 16; | |
| 120 | + int width = 14; | |
| 121 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 122 | + } | |
| 123 | + public int getIconWidth() { return width; } | |
| 124 | + public int getIconHeight() { return height; } | |
| 125 | + }; | |
| 126 | + | |
| 127 | + private static class CheckBoxIcon implements Icon, Serializable | |
| 128 | + { | |
| 129 | + final static int csize = 13; | |
| 130 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 131 | + } | |
| 132 | + | |
| 133 | + public int getIconWidth() { | |
| 134 | + return csize; | |
| 135 | + } | |
| 136 | + | |
| 137 | + public int getIconHeight() { | |
| 138 | + return csize; | |
| 139 | + } | |
| 140 | + } | |
| 141 | + | |
| 142 | + private static class RadioButtonIcon implements Icon, UIResource, Serializable | |
| 143 | + { | |
| 144 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 145 | + } | |
| 146 | + | |
| 147 | + public int getIconWidth() { | |
| 148 | + return 13; | |
| 149 | + } | |
| 150 | + | |
| 151 | + public int getIconHeight() { | |
| 152 | + return 13; | |
| 153 | + } | |
| 154 | + } // end class RadioButtonIcon | |
| 155 | + | |
| 156 | + | |
| 157 | + private static class CheckBoxMenuItemIcon implements Icon, UIResource, Serializable | |
| 158 | + { | |
| 159 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 160 | + AbstractButton b = (AbstractButton) c; | |
| 161 | + ButtonModel model = b.getModel(); | |
| 162 | + boolean isSelected = model.isSelected(); | |
| 163 | + if (isSelected) { | |
| 164 | + g.drawLine(x+7, y+1, x+7, y+3); | |
| 165 | + g.drawLine(x+6, y+2, x+6, y+4); | |
| 166 | + g.drawLine(x+5, y+3, x+5, y+5); | |
| 167 | + g.drawLine(x+4, y+4, x+4, y+6); | |
| 168 | + g.drawLine(x+3, y+5, x+3, y+7); | |
| 169 | + g.drawLine(x+2, y+4, x+2, y+6); | |
| 170 | + g.drawLine(x+1, y+3, x+1, y+5); | |
| 171 | + } | |
| 172 | + } | |
| 173 | + public int getIconWidth() { return 9; } | |
| 174 | + public int getIconHeight() { return 9; } | |
| 175 | + | |
| 176 | + } // End class CheckBoxMenuItemIcon | |
| 177 | + | |
| 178 | + | |
| 179 | + private static class RadioButtonMenuItemIcon implements Icon, UIResource, Serializable | |
| 180 | + { | |
| 181 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 182 | + AbstractButton b = (AbstractButton) c; | |
| 183 | + ButtonModel model = b.getModel(); | |
| 184 | + if (b.isSelected() == true) { | |
| 185 | + g.fillOval(x+1, y+1, getIconWidth(), getIconHeight()); | |
| 186 | + } | |
| 187 | + } | |
| 188 | + public int getIconWidth() { return 6; } | |
| 189 | + public int getIconHeight() { return 6; } | |
| 190 | + | |
| 191 | + } // End class RadioButtonMenuItemIcon | |
| 192 | + | |
| 193 | + | |
| 194 | + private static class MenuItemCheckIcon implements Icon, UIResource, Serializable{ | |
| 195 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 196 | + } | |
| 197 | + public int getIconWidth() { return 9; } | |
| 198 | + public int getIconHeight() { return 9; } | |
| 199 | + | |
| 200 | + } // End class MenuItemCheckIcon | |
| 201 | + | |
| 202 | + private static class MenuItemArrowIcon implements Icon, UIResource, Serializable { | |
| 203 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 204 | + } | |
| 205 | + public int getIconWidth() { return 4; } | |
| 206 | + public int getIconHeight() { return 8; } | |
| 207 | + | |
| 208 | + } // End class MenuItemArrowIcon | |
| 209 | + | |
| 210 | + private static class MenuArrowIcon implements Icon, UIResource, Serializable { | |
| 211 | + public void paintIcon(Component c, Graphics g, int x, int y) { | |
| 212 | + Polygon p = new Polygon(); | |
| 213 | + p.addPoint(x, y); | |
| 214 | + p.addPoint(x+getIconWidth(), y+getIconHeight()/2); | |
| 215 | + p.addPoint(x, y+getIconHeight()); | |
| 216 | + g.fillPolygon(p); | |
| 217 | + | |
| 218 | + } | |
| 219 | + public int getIconWidth() { return 4; } | |
| 220 | + public int getIconHeight() { return 8; } | |
| 221 | + } // End class MenuArrowIcon | |
| 222 | +} | |