litesoft
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package org.litesoft.GWT.eventbus.client;
import java.util.*;
import org.litesoft.GWT.client.*;
import org.litesoft.GWT.eventbus.client.eventpackages.*;
import org.litesoft.GWT.eventbus.client.nonpublic.*;
public class DecendantManager
{
private WindowNameClientIdCodec mWindowNameClientIdCodec;
public DecendantManager( WindowNameClientIdCodec pWindowNameClientIdCodec )
{
mWindowNameClientIdCodec = pWindowNameClientIdCodec;
}
public void addEventListenersForNewClient( EventSubscriptionCollector pCollector )
{
pCollector.subscribe( new NotificationReDecendantPackageListener() );
pCollector.subscribe( new CloseDecendantClientsPackageListener() );
}
private Set<Integer> mDecendants = new HashSet<Integer>();
public boolean anyDecendants()
{
return !mDecendants.isEmpty();
}
public int decendants()
{
return mDecendants.size();
}
private void addDecendant( int pClientId )
{
//noinspection UnnecessaryBoxing,unchecked
mDecendants.add( pClientId );
}
private void removeDecendant( int pClientId )
{
mDecendants.remove( pClientId );
}
public void closeAllDecendants()
{
//noinspection ForLoopReplaceableByForEach
for ( Iterator<Integer> it = mDecendants.iterator(); it.hasNext(); )
{
//noinspection UnnecessaryUnboxing
closeDecendant( it.next() );
}
}
public void closeDecendant( int pDecendantClientId )
{
String encodedClientId = ClientIdCodec.encode( pDecendantClientId );
String name = mWindowNameClientIdCodec.createWindowName( encodedClientId );
UtilsGwt.closeWindow( name );
}
public void decendantToFront( int pDecendantClientId )
{
String encodedClientId = ClientIdCodec.encode( pDecendantClientId );
String name = mWindowNameClientIdCodec.createWindowName( encodedClientId );
UtilsGwt.windowToFront( name );
}
private class NotificationReDecendantPackageListener implements EventPackageSubscriber
{
public String subscribeWith()
{
return NotificationReDecendantEventPackage.SubscribeWith;
}
public void packageReceivedVia( EventPackage pEventPackage, EventBus pEventBus )
{
NotificationReDecendantEventPackage event = (NotificationReDecendantEventPackage) pEventPackage;
if ( event.isAdd() )
{
addDecendant( event.getClientId() );
}
else
{
removeDecendant( event.getClientId() );
}
}
}
private class CloseDecendantClientsPackageListener implements EventPackageSubscriber
{
public String subscribeWith()
{
return CloseDecendantClientsEventPackage.SubscribeWith;
}
public void packageReceivedVia( EventPackage pEventPackage, EventBus pEventBus )
{
closeAllDecendants();
}
}
}
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Revision |
Author |
Commited |
Message |
2
|
GeorgeS
|
Sun 07 Feb, 2010 12:50:58 +0000 |
|