mirror of git://gcc.gnu.org/git/gcc.git
127 lines
3.6 KiB
Java
127 lines
3.6 KiB
Java
/*
|
|
Copyright (C) 2005 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Classpath.
|
|
|
|
GNU Classpath is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU Classpath 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 for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
02110-1301 USA.
|
|
|
|
Linking this library statically or dynamically with other modules is
|
|
making a combined work based on this library. Thus, the terms and
|
|
conditions of the GNU General Public License cover the whole
|
|
combination.
|
|
|
|
As a special exception, the copyright holders of this library give you
|
|
permission to link this library with independent modules to produce an
|
|
executable, regardless of the license terms of these independent
|
|
modules, and to copy and distribute the resulting executable under
|
|
terms of your choice, provided that you also meet, for each linked
|
|
independent module, the terms and conditions of the license of that
|
|
module. An independent module is a module which is not derived from
|
|
or based on this library. If you modify this library, you may extend
|
|
this exception to your version of the library, but you are not
|
|
obligated to do so. If you do not wish to do so, delete this
|
|
exception statement from your version. */
|
|
|
|
|
|
package javax.sound.sampled;
|
|
|
|
/**
|
|
* An EnumControl is a Control which can take one of a specified set of
|
|
* values.
|
|
* @since 1.3
|
|
*/
|
|
public abstract class EnumControl extends Control
|
|
{
|
|
/**
|
|
* This Type describes an EnumControl.
|
|
* @since 1.3
|
|
*/
|
|
public static class Type extends Control.Type
|
|
{
|
|
/** This describes an enum control used for reverb. */
|
|
public static final Type REVERB = new Type("Reverb");
|
|
|
|
/**
|
|
* Create a new Type given its name.
|
|
* @param name the name of the type
|
|
*/
|
|
protected Type(String name)
|
|
{
|
|
super(name);
|
|
}
|
|
}
|
|
|
|
private Object[] values;
|
|
private Object value;
|
|
|
|
/**
|
|
* Create a new enumerated control given its Type, the range of valid
|
|
* values, and its initial value.
|
|
* @param type the type
|
|
* @param values the valid values
|
|
* @param val the initial value
|
|
*/
|
|
protected EnumControl(Type type, Object[] values, Object val)
|
|
{
|
|
super(type);
|
|
// FIXME: error checking: values.length>0, val in values... ?
|
|
// FIXME: clone here?
|
|
this.values = values;
|
|
this.value = val;
|
|
}
|
|
|
|
/**
|
|
* Return the current value of this control.
|
|
*/
|
|
public Object getValue()
|
|
{
|
|
return value;
|
|
}
|
|
|
|
/**
|
|
* Return the valid values for this control.
|
|
*/
|
|
public Object[] getValues()
|
|
{
|
|
// FIXME: clone here?
|
|
return values;
|
|
}
|
|
|
|
/**
|
|
* Set the value of this control. If the indicated value is not among
|
|
* the valid values, this method will throw an IllegalArgumentException.
|
|
* @param value the new value
|
|
* @throws IllegalArgumentException if the new value is invalid
|
|
*/
|
|
public void setValue(Object value)
|
|
{
|
|
for (int i = 0; i < values.length; ++i)
|
|
{
|
|
if (! values[i].equals(value))
|
|
throw new IllegalArgumentException("value not supported");
|
|
}
|
|
this.value = value;
|
|
}
|
|
|
|
/**
|
|
* Return a string describing this control.
|
|
*/
|
|
public String toString()
|
|
{
|
|
return super.toString() + ": " + value;
|
|
}
|
|
}
|