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/* * @(#)CompoundControl.java 1.11 05/11/17 * * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package javax.sound.sampled; /** * A <code>CompoundControl</code>, such as a graphic equalizer, provides control * over two or more related properties, each of which is itself represented as * a <code>Control</code>. * * @author Kara Kytle * @version 1.11, 05/11/17 * @since 1.3 */ public abstract class CompoundControl extends Control { // TYPE DEFINES // INSTANCE VARIABLES /** * The set of member controls. */ private Control[] controls; // CONSTRUCTORS /** * Constructs a new compound control object with the given parameters. * * @param type the type of control represented this compound control object * @param memberControls the set of member controls */ protected CompoundControl(Type type, Control[] memberControls) { super(type); this.controls = memberControls; } // METHODS /** * Returns the set of member controls that comprise the compound control. * @return the set of member controls. */ public Control[] getMemberControls() { Control[] localArray = new Control[controls.length]; for (int i = 0; i < controls.length; i++) { localArray[i] = controls[i]; } return localArray; } // ABSTRACT METHOD IMPLEMENTATIONS: CONTROL /** * Provides a string representation of the control * @return a string description */ public String toString() { StringBuffer buf = new StringBuffer(); for (int i = 0; i < controls.length; i++) { if (i != 0) { buf.append(", "); if ((i + 1) == controls.length) { buf.append("and "); } } buf.append(controls[i].getType()); } return new String(getType() + " Control containing " + buf + " Controls."); } // INNER CLASSES /** * An instance of the <code>CompoundControl.Type</code> inner class identifies one kind of * compound control. Static instances are provided for the * common types. * * @author Kara Kytle * @version 1.11, 05/11/17 * @since 1.3 */ public static class Type extends Control.Type { // TYPE DEFINES // CONSTRUCTOR /** * Constructs a new compound control type. * @param name the name of the new compound control type */ protected Type(String name) { super(name); } } // class Type } // class CompoundControl