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1: /* JSeparator.java -- 2: Copyright (C) 2002, 2004 Free Software Foundation, Inc. 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: package javax.swing; 39: 40: import javax.accessibility.Accessible; 41: import javax.accessibility.AccessibleContext; 42: import javax.accessibility.AccessibleRole; 43: import javax.swing.plaf.SeparatorUI; 44: 45: 46: /** 47: * The JSeparator. It is mostly used to divide/space out 48: * components. 49: */ 50: public class JSeparator extends JComponent implements SwingConstants, 51: Accessible 52: { 53: /** 54: * AccessibleJSeparator 55: */ 56: protected class AccessibleJSeparator extends AccessibleJComponent 57: { 58: private static final long serialVersionUID = 916332890553201095L; 59: 60: /** 61: * Constructor AccessibleJSeparator 62: * 63: * @param component TODO 64: */ 65: protected AccessibleJSeparator() 66: { 67: } 68: 69: /** 70: * getAccessibleRole 71: * 72: * @return AccessibleRole 73: */ 74: public AccessibleRole getAccessibleRole() 75: { 76: return AccessibleRole.SEPARATOR; 77: } 78: } 79: 80: private static final long serialVersionUID = 125301223445282357L; 81: 82: /** The orientation of the JSeparator. */ 83: private transient int orientation = HORIZONTAL; 84: 85: /** 86: * Creates a new horizontal JSeparator object. 87: */ 88: public JSeparator() 89: { 90: this(HORIZONTAL); 91: } 92: 93: /** 94: * Creates a new JSeparator object with the given orientation. 95: * 96: * @param orientation The orientation of the JSeparator. 97: */ 98: public JSeparator(int orientation) 99: { 100: if (orientation != HORIZONTAL && orientation != VERTICAL) 101: throw new IllegalArgumentException(orientation 102: + " is not a valid orientation."); 103: this.orientation = orientation; 104: updateUI(); 105: } 106: 107: /** 108: * This method returns the UI delegate being 109: * used with the JSeparator. 110: * 111: * @return SeparatorUI The JSeparator's UI delegate. 112: */ 113: public SeparatorUI getUI() 114: { 115: return (SeparatorUI) ui; 116: } 117: 118: /** 119: * This method sets the UI delegate to use 120: * with the JSeparator. 121: * 122: * @param ui The UI delegate to use. 123: */ 124: public void setUI(SeparatorUI ui) 125: { 126: super.setUI(ui); 127: } 128: 129: /** 130: * This method resets the UI delegate to the 131: * default for the current look and feel. 132: */ 133: public void updateUI() 134: { 135: setUI((SeparatorUI) UIManager.getUI(this)); 136: invalidate(); 137: } 138: 139: /** 140: * This method returns the identifier string 141: * that is used to determine the UI delegate 142: * from the current look and feel. 143: * 144: * @return String The identifier string for the UI. 145: */ 146: public String getUIClassID() 147: { 148: return "SeparatorUI"; 149: } 150: 151: /** 152: * This method returns the JSeparator's orientation. 153: * 154: * @return int The JSeparator's orientation. 155: */ 156: public int getOrientation() 157: { 158: return orientation; 159: } 160: 161: /** 162: * This method changes the JSeparator's orientation. 163: * 164: * @param orientation The JSeparator's orientation. 165: */ 166: public void setOrientation(int orientation) 167: { 168: if (orientation != HORIZONTAL && orientation != VERTICAL) 169: throw new IllegalArgumentException(orientation 170: + " is not a valid orientation."); 171: this.orientation = orientation; 172: } 173: 174: /** 175: * This method returns a string desribing the JSeparator. 176: * Normally only used in debugging. 177: * 178: * @return String A string describing the JSeparator. 179: */ 180: protected String paramString() 181: { 182: return "JSeparator"; 183: } 184: 185: /** 186: * getAccessibleContext 187: * 188: * @return AccessibleContext 189: */ 190: public AccessibleContext getAccessibleContext() 191: { 192: if (accessibleContext == null) 193: accessibleContext = new AccessibleJSeparator(); 194: 195: return accessibleContext; 196: } 197: }
GNU Classpath (0.17) |