com.develop.jawin
Class EventHelper

java.lang.Object
  com.develop.jawin.EventHelper

public class EventHelper

extends java.lang.Object

Helper class to add, remove and invoke event listener

Author:

Vitally Shelest

Constructor Summary

EventHelper()

Method Summary

static int	addListener(IUnknown owner, IUnknown sink) Adds a new listenet
static byte[]	invoke(java.lang.Object srcObj, java.lang.Object itf, int memid, java.lang.Object[] params) Invokes the listener method.
static int	newListener(java.lang.Object listener, GUID iid, int guidToken) Creates a new listener object
static void	removeListener(IUnknown owner, java.lang.Object sink) Removes the listener

Methods inherited from class java.lang.Object

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

Constructor Detail

EventHelper

public EventHelper()

Method Detail

newListener

public static int newListener(java.lang.Object listener,
                              GUID iid,
                              int guidToken)
                       throws COMException

Creates a new listener object

Parameters:

listener - listener class

iid - listener IID

guidToken -

Returns:

Throws:

COMException

addListener

public static int addListener(IUnknown owner,
                              IUnknown sink)
                       throws COMException

Adds a new listenet

Parameters:

owner -

sink -

Returns:

Throws:

COMException

removeListener

public static void removeListener(IUnknown owner,
                                  java.lang.Object sink)
                           throws COMException

Removes the listener

Parameters:

owner -

sink -

Returns:

Throws:

COMException

invoke

public static byte[] invoke(java.lang.Object srcObj,
                            java.lang.Object itf,
                            int memid,
                            java.lang.Object[] params)
                     throws COMException

Invokes the listener method. It is called from the native code

Parameters:

srcObj -

itf -

memid -

Returns:

Throws:

COMException