1 /* GridBagConstraints.java -- Constraints for GridBag layout manager 2 Copyright (C) 2000, 2001, 2002, 2004 Free Software Foundation 3 4 This file is part of GNU Classpath. 5 6 GNU Classpath is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 GNU Classpath is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GNU Classpath; see the file COPYING. If not, write to the 18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19 02110-1301 USA. 20 21 Linking this library statically or dynamically with other modules is 22 making a combined work based on this library. Thus, the terms and 23 conditions of the GNU General Public License cover the whole 24 combination. 25 26 As a special exception, the copyright holders of this library give you 27 permission to link this library with independent modules to produce an 28 executable, regardless of the license terms of these independent 29 modules, and to copy and distribute the resulting executable under 30 terms of your choice, provided that you also meet, for each linked 31 independent module, the terms and conditions of the license of that 32 module. An independent module is a module which is not derived from 33 or based on this library. If you modify this library, you may extend 34 this exception to your version of the library, but you are not 35 obligated to do so. If you do not wish to do so, delete this 36 exception statement from your version. */ 37 38 39 package java.awt; 40 41 import java.io.Serializable; 42 43 /** 44 * This specifies the constraints for a component managed by the 45 * GridBagLayout layout manager. 46 */ 47 public class GridBagConstraints implements Cloneable, Serializable 48 { 49 static final long serialVersionUID = -1000070633030801713L; 50 51 // Fill values. 52 /** 53 * Don't fill. 54 */ 55 public static final int NONE = 0; 56 57 /** 58 * Fill in both directions. 59 */ 60 public static final int BOTH = 1; 61 62 /** 63 * Fill horizontally. 64 */ 65 public static final int HORIZONTAL = 2; 66 67 /** 68 * Fill vertically. 69 */ 70 public static final int VERTICAL = 3; 71 72 // Anchor values. 73 /** 74 * Position in the center. 75 */ 76 public static final int CENTER = 10; 77 78 /** 79 * Position to the north. 80 */ 81 public static final int NORTH = 11; 82 83 /** 84 * Position to the northeast. 85 */ 86 public static final int NORTHEAST = 12; 87 88 /** 89 * Position to the east. 90 */ 91 public static final int EAST = 13; 92 93 /** 94 * Position to the southeast. 95 */ 96 public static final int SOUTHEAST = 14; 97 98 /** 99 * Position to the south. 100 */ 101 public static final int SOUTH = 15; 102 103 /** 104 * Position to the southwest. 105 */ 106 public static final int SOUTHWEST = 16; 107 108 /** 109 * Position to the west. 110 */ 111 public static final int WEST = 17; 112 113 /** 114 * Position to the northwest. 115 */ 116 public static final int NORTHWEST = 18; 117 118 // gridx and gridy values. 119 /** 120 * Occupy all remaining cells except last cell. 121 */ 122 public static final int RELATIVE = -1; 123 124 /** 125 * Occupy all remaining cells. 126 */ 127 public static final int REMAINDER = 0; 128 129 /** 130 * Position to where a page starts. Equals NORTH for horizontal orientations. 131 */ 132 public static final int PAGE_START = 19; 133 134 /** 135 * Position to where a page ends. Equals SOUTH for horizontal orientations. 136 */ 137 public static final int PAGE_END = 20; 138 139 /** 140 * Position to where a text line would start. Equals to WEST for 141 * left-to-right orientations. 142 */ 143 public static final int LINE_START = 21; 144 145 /** 146 * Position to where a text line would end. Equals to EAST for 147 * left-to-right orientations. 148 */ 149 public static final int LINE_END = 22; 150 151 /** 152 * Position to where the first text line would start. Equals to NORTHWEST for 153 * horizontal left-to-right orientations. 154 */ 155 public static final int FIRST_LINE_START = 23; 156 157 /** 158 * Position to where the first text line would end. Equals to NORTHEAST for 159 * horizontal left-to-right orientations. 160 */ 161 public static final int FIRST_LINE_END = 24; 162 163 /** 164 * Position to where the last text line would start. Equals to SOUTHWEST for 165 * horizontal left-to-right orientations. 166 */ 167 public static final int LAST_LINE_START = 25; 168 169 /** 170 * Position to where the last text line would end. Equals to SOUTHEAST for 171 * horizontal left-to-right orientations. 172 */ 173 public static final int LAST_LINE_END = 26; 174 175 public int anchor; 176 public int fill; 177 public int gridheight; 178 public int gridwidth; 179 public int gridx; 180 public int gridy; 181 public Insets insets; 182 public int ipadx; 183 public int ipady; 184 public double weightx; 185 public double weighty; 186 187 /** 188 * Create a copy of this object. 189 */ clone()190 public Object clone () 191 { 192 try 193 { 194 GridBagConstraints g = (GridBagConstraints) super.clone (); 195 g.insets = (Insets) insets.clone (); 196 return g; 197 } 198 catch (CloneNotSupportedException _) 199 { 200 // Can't happen. 201 return null; 202 } 203 } 204 205 /** 206 * Create a new GridBagConstraints object with the default 207 * parameters. 208 */ GridBagConstraints()209 public GridBagConstraints () 210 { 211 this.anchor = CENTER; 212 this.fill = NONE; 213 this.gridx = RELATIVE; 214 this.gridy = RELATIVE; 215 this.gridwidth = 1; 216 this.gridheight = 1; 217 this.ipadx = 0; 218 this.ipady = 0; 219 this.insets = new Insets (0, 0, 0, 0); 220 this.weightx = 0; 221 this.weighty = 0; 222 } 223 224 /** 225 * Create a new GridBagConstraints object with the indicated 226 * parameters. 227 */ GridBagConstraints(int gridx, int gridy, int gridwidth, int gridheight, double weightx, double weighty, int anchor, int fill, Insets insets, int ipadx, int ipady)228 public GridBagConstraints (int gridx, int gridy, 229 int gridwidth, int gridheight, 230 double weightx, double weighty, 231 int anchor, int fill, 232 Insets insets, int ipadx, int ipady) 233 { 234 this.anchor = anchor; 235 this.fill = fill; 236 this.gridx = gridx; 237 this.gridy = gridy; 238 this.gridwidth = gridwidth; 239 this.gridheight = gridheight; 240 this.ipadx = ipadx; 241 this.ipady = ipady; 242 this.insets = insets; 243 this.weightx = weightx; 244 this.weighty = weighty; 245 } 246 } 247