phonemicrophone.java

来自「Java Telephony API .java程序」· Java 代码 · 共 62 行

/*
#pragma ident "@(#)PhoneMicrophone.java	1.7      97/01/22     SMI"

 * Copyright (c) 1996 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. Please refer to the file "copyright.html"
 * for further important copyright and licensing information.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */

package java.telephony.phone;
import  java.telephony.*;

public interface PhoneMicrophone extends Component {

  /**
   * The microphone gain is MUTE.
   */
  public static final int MUTE = 0;


  /**
   * The microphone gain is MID.
   */
  public static final int MID = 50;


  /**
   * The full microhphone gain.
   */
  public static final int FULL = 100;


  /**
   * Returns the current microphone gain.
   * <p>
   * @return The current microphone gain.
   * @exception PlatformException A platform-specific exception occurred.
   */
  public int getGain() throws PlatformException;


  /**
   * Sets the microphone gain to a value between MUTE and FULL, inclusive.
   * <p>
   * @param gain A microphone gain between MUTE and FULL, inclusive.
   * @exception InvalidArgumentException The microphone gain is not valid.
   * @exception PlatformException A platform-specific exception occurred.
   */
  public void setGain(int gain)
    throws InvalidArgumentException, PlatformException;
}