001 /* MultiStyle.java -- Multiplexes between several Styles 002 Copyright (C) 2006 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package javax.swing.text.html; 040 041 import java.util.Enumeration; 042 043 import javax.swing.event.ChangeListener; 044 import javax.swing.text.AttributeSet; 045 import javax.swing.text.SimpleAttributeSet; 046 import javax.swing.text.Style; 047 048 /** 049 * A Style implementation that is able to multiplex between several other 050 * Styles. This is used for CSS style resolving. 051 * 052 * @author Roman Kennke (kennke@aicas.com) 053 */ 054 public class MultiStyle 055 extends MultiAttributeSet 056 implements Style 057 { 058 059 // FIXME: Fix the implementation to also return attributes that 060 // are added to this style, etc. However, this is not really needed 061 // now for CSS, but would be nice for correctness. 062 063 /** 064 * The name of the style. 065 */ 066 private String name; 067 068 /** 069 * The attributes added to this style. 070 */ 071 private SimpleAttributeSet attributes; 072 073 /** 074 * Creates a new instance. 075 * 076 * @param n the name 077 * @param m the styles to multiplex 078 */ 079 public MultiStyle(String n, AttributeSet[] m) 080 { 081 super(m); 082 name = n; 083 attributes = new SimpleAttributeSet(); 084 } 085 086 /** 087 * Returns the name of the style. 088 * 089 * @return the name of the style 090 */ 091 public String getName() 092 { 093 return name; 094 } 095 096 public void addChangeListener(ChangeListener listener) 097 { 098 // TODO: Implement. 099 } 100 101 public void removeChangeListener(ChangeListener listener) 102 { 103 // TODO: Implement. 104 } 105 106 public void addAttribute(Object name, Object value) 107 { 108 attributes.addAttribute(name, value); 109 } 110 111 public void addAttributes(AttributeSet atts) 112 { 113 attributes.addAttributes(atts); 114 } 115 116 public void removeAttribute(Object name) 117 { 118 attributes.removeAttribute(name); 119 } 120 121 public void removeAttributes(Enumeration names) 122 { 123 attributes.removeAttribute(names); 124 } 125 126 public void removeAttributes(AttributeSet atts) 127 { 128 attributes.removeAttribute(atts); 129 } 130 131 public void setResolveParent(AttributeSet parent) 132 { 133 // TODO: Implement. 134 } 135 136 }