001/* Control consisting of several other controls 002 Copyright (C) 2005 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package javax.sound.sampled; 040 041import gnu.java.lang.CPStringBuilder; 042 043/** 044 * A compound control provides control over several other controls. 045 * @since 1.3 046 */ 047public abstract class CompoundControl extends Control 048{ 049 /** 050 * This describes a single compound control. 051 * @since 1.3 052 */ 053 public static class Type extends Control.Type 054 { 055 /** 056 * Create a new Type given its name. 057 * @param name the name of the type 058 */ 059 protected Type(String name) 060 { 061 super(name); 062 } 063 } 064 065 private Control[] memberControls; 066 067 /** 068 * Create a new compound control given its type and members. 069 * @param type the type of the compound control 070 * @param members the members of the compound control 071 */ 072 protected CompoundControl(Type type, Control[] members) 073 { 074 super(type); 075 // FIXME: clone? 076 this.memberControls = members; 077 } 078 079 /** 080 * Return the members of this compound control. 081 */ 082 public Control[] getMemberControls() 083 { 084 // FIXME: clone? 085 return memberControls; 086 } 087 088 /** 089 * Return a string description of this compound control. 090 */ 091 public String toString() 092 { 093 CPStringBuilder result = new CPStringBuilder(); 094 result.append(super.toString()); 095 result.append(": "); 096 for (int i = 0; i < memberControls.length; ++i) 097 { 098 if (i > 0) 099 result.append(", "); 100 result.append(memberControls[i].toString()); 101 } 102 return result.toString(); 103 } 104}