com.jniwrapper.win32.system
Class Beeper

java.lang.Object
  com.jniwrapper.win32.system.Beeper

public class Beeper

extends java.lang.Object

A utility class for making debugging and error handling sounds.

Field Summary

static int	MB_ICONASTERISK SystemAsterisk sound.
static int	MB_ICONEXCLAMATION SystemExclamation sound.
static int	MB_ICONHAND SystemHand sound.
static int	MB_ICONQUESTION SystemQuestion sound.
static int	MB_OK SystemDefault sound.

Constructor Summary

Beeper()

Method Summary

static boolean	beep(long frequency, long duration)
static boolean	messageBeep(int type) Plays a predefined sound.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MB_ICONHAND

public static final int MB_ICONHAND

SystemHand sound.

See Also:

Constant Field Values

MB_ICONQUESTION

public static final int MB_ICONQUESTION

SystemQuestion sound.

See Also:

Constant Field Values

MB_ICONEXCLAMATION

public static final int MB_ICONEXCLAMATION

SystemExclamation sound.

See Also:

Constant Field Values

MB_ICONASTERISK

public static final int MB_ICONASTERISK

SystemAsterisk sound.

See Also:

Constant Field Values

MB_OK

public static final int MB_OK

SystemDefault sound.

See Also:

Constant Field Values

Constructor Detail

Beeper

public Beeper()

Method Detail

beep

public static boolean beep(long frequency,
                           long duration)

Parameters:

frequency - frequency of the sound, in Hertz. Must be in the range between 37 through 32,767.

duration - duration of the sound, in milliseconds.

Returns:

true, if the operation succeeds. If false, extended error information can be obtained via LastError.getValue()

messageBeep

public static boolean messageBeep(int type)

Plays a predefined sound.

Parameters:

type - sound type, one of the MB_XXX values.

Returns:

true, if the operation succeeds. If false, extended error information can be obtained via LastError.getValue()