/*
ItsNat Java Web Application Framework
Copyright (C) 2007-2011 Jose Maria Arranz Santamaria, Spanish citizen
This software is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 3 of
the License, or (at your option) any later version.
This software 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
Lesser General Public License for more details. You should have received
a copy of the GNU Lesser General Public License along with this program.
If not, see <http://www.gnu.org/licenses/>.
*/
package org.itsnat.impl.core.domimpl.deleg;
import org.itsnat.core.ItsNatException;
import org.itsnat.core.event.ItsNatEvent;
import org.itsnat.impl.core.ItsNatUserDataImpl;
import org.itsnat.impl.core.doc.ItsNatDocumentImpl;
import org.itsnat.impl.core.domimpl.ItsNatNodeInternal;
import org.w3c.dom.DOMException;
import org.w3c.dom.Node;
import org.w3c.dom.events.Event;
import org.w3c.dom.events.EventException;
import org.w3c.dom.events.EventListener;
/**
*
* @author jmarranz
*/
public abstract class DelegateNodeImpl extends ItsNatUserDataImpl
{
protected ItsNatNodeInternal node;
protected Boolean internalMode;
public DelegateNodeImpl(ItsNatNodeInternal node)
{
super(false); // En el caso del documento del template no usaremos los m�todos de ItsNatUserData por lo que no hay problemas de hilos
this.node = node;
}
public abstract ItsNatDocumentImpl getItsNatDocument();
public abstract DelegateDocumentImpl getDelegateDocument();
public abstract boolean isInternalMode();
public void setInternalMode(boolean mode)
{
if (mode)
this.internalMode = Boolean.TRUE;
else
{
ItsNatDocumentImpl itsNatDoc = getItsNatDocument();
// Este m�s bien es un error interno, pues el DOM del documento patr�n del template (que no tiene ItsNatDocumentImpl)
// a d�a de hoy no es expuesto al usuario.
if (itsNatDoc == null) throw new DOMException(DOMException.INVALID_STATE_ERR,"Non-local event mode cannot be set in a non-remote DOM document");
this.internalMode = Boolean.FALSE;
}
}
public boolean isDispatchEventInternal(Event evt)
{
// Dependiendo del tipo de evento ir� a un sitio u otro
// independientemente del isInternalMode()
return !(evt instanceof ItsNatEvent);
}
public boolean dispatchEventRemote(Event evt) throws EventException
{
// evt DEBE ser de tipo ItsNatEvent
return getItsNatDocument().dispatchEvent(node,evt);
}
public boolean isAddRemoveEventListenerInternal()
{
return isInternalMode();
}
public void addEventListenerRemote(String type, EventListener listener, boolean useCapture)
{
ItsNatDocumentImpl itsNatDoc = getItsNatDocument();
itsNatDoc.addEventListener(node,type,listener,useCapture);
}
public void removeEventListenerRemote(String type, EventListener listener, boolean useCapture)
{
ItsNatDocumentImpl itsNatDoc = getItsNatDocument();
itsNatDoc.removeEventListener(node,type,listener,useCapture);
}
public void checkHasSenseDisconnectedFromClient()
{
ItsNatDocumentImpl itsNatDoc = getItsNatDocument();
if (itsNatDoc == null) throw new ItsNatException("INTERNAL ERROR"); // No tiene sentido usar esto por ejemplo en el Document patr�n de un template
}
public void checkHasSenseDisconnectedChildNodesFromClient()
{
checkHasSenseDisconnectedFromClient();
}
public static boolean isNodeBoundToDocumentTree(Node node)
{
if (node == null) return false;
Node parent = node;
do
{
node = parent;
parent = node.getParentNode();
}
while(parent != null);
return (node.getNodeType() == Node.DOCUMENT_NODE);
}
public abstract boolean isMutationEventInternal();
public abstract void setMutationEventInternal(boolean value);
public abstract boolean isDisconnectedFromClient();
public abstract boolean isDisconnectedChildNodesFromClient();
public abstract void setDisconnectedChildNodesFromClient(boolean disconnectedChildNodesFromClient);
}