/* * Copyright (c) 1997, 2000, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */package javax.swing;  /** * A collection of constants generally used for positioning and orienting * components on the screen. * * @author Jeff Dinkins * @author Ralph Kar (orientation support) */public interface SwingConstants {         /**         * The central position in an area. Used for         * both compass-direction constants (NORTH, etc.)         * and box-orientation constants (TOP, etc.).         */        public static final int CENTER  = 0;         //        // Box-orientation constant used to specify locations in a box.        //        /**         * Box-orientation constant used to specify the top of a box.         */        public static final int TOP     = 1;        /**         * Box-orientation constant used to specify the left side of a box.         */        public static final int LEFT    = 2;        /**         * Box-orientation constant used to specify the bottom of a box.         */        public static final int BOTTOM  = 3;        /**         * Box-orientation constant used to specify the right side of a box.         */        public static final int RIGHT   = 4;         //        // Compass-direction constants used to specify a position.        //        /**         * Compass-direction North (up).         */        public static final int NORTH      = 1;        /**         * Compass-direction north-east (upper right).         */        public static final int NORTH_EAST = 2;        /**         * Compass-direction east (right).         */        public static final int EAST       = 3;        /**         * Compass-direction south-east (lower right).         */        public static final int SOUTH_EAST = 4;        /**         * Compass-direction south (down).         */        public static final int SOUTH      = 5;        /**         * Compass-direction south-west (lower left).         */        public static final int SOUTH_WEST = 6;        /**         * Compass-direction west (left).         */        public static final int WEST       = 7;        /**         * Compass-direction north west (upper left).         */        public static final int NORTH_WEST = 8;         //        // These constants specify a horizontal or        // vertical orientation. For example, they are        // used by scrollbars and sliders.        //        /** Horizontal orientation. Used for scrollbars and sliders. */        public static final int HORIZONTAL = 0;        /** Vertical orientation. Used for scrollbars and sliders. */        public static final int VERTICAL   = 1;         //        // Constants for orientation support, since some languages are        // left-to-right oriented and some are right-to-left oriented.        // This orientation is currently used by buttons and labels.        //        /**         * Identifies the leading edge of text for use with left-to-right         * and right-to-left languages. Used by buttons and labels.         */        public static final int LEADING  = 10;        /**         * Identifies the trailing edge of text for use with left-to-right         * and right-to-left languages. Used by buttons and labels.         */        public static final int TRAILING = 11;        /**         * Identifies the next direction in a sequence.         *         * @since 1.4         */        public static final int NEXT = 12;         /**         * Identifies the previous direction in a sequence.         *         * @since 1.4         */        public static final int PREVIOUS = 13;}