/*
* This file is not part of the ItsNat framework.
*
* Original source code use and closed source derivatives are authorized
* to third parties with no restriction or fee.
* The original source code is owned by the author.
*
* This program is distributed AS IS 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.
*
* (C) Innowhere Software a service of Jose Maria Arranz Santamaria, Spanish citizen.
*/
package org.itsnat.feashow.features.core.domutils;
import org.itsnat.core.ItsNatDocument;
import org.itsnat.core.domutil.ElementGroupManager;
import org.itsnat.core.domutil.ElementLabel;
import org.itsnat.core.event.NodePropertyTransport;
import org.itsnat.core.event.ParamTransport;
import org.itsnat.feashow.FeatureTreeNode;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.events.Event;
import org.w3c.dom.events.EventListener;
import org.w3c.dom.events.EventTarget;
import org.w3c.dom.html.HTMLInputElement;
public class PatternBasedElementLabelTreeNode extends FeatureTreeNode implements EventListener
{
protected Element linkToResolve;
protected HTMLInputElement inputElem;
protected ElementLabel label;
public PatternBasedElementLabelTreeNode()
{
}
public void startExamplePanel()
{
final ItsNatDocument itsNatDoc = getItsNatDocument();
Document doc = itsNatDoc.getDocument();
this.linkToResolve = doc.getElementById("linkToResolveId");
((EventTarget)linkToResolve).addEventListener("click",this,false);
this.inputElem = (HTMLInputElement)doc.getElementById("inputElemId");
ParamTransport prop = new NodePropertyTransport("value");
itsNatDoc.addEventListener((EventTarget)inputElem,"change",this,false,prop);
ElementGroupManager factory = itsNatDoc.getElementGroupManager();
this.label = factory.createElementLabel(doc.getElementById("elementId"),true,null);
}
public void endExamplePanel()
{
this.label = null;
((EventTarget)linkToResolve).removeEventListener("click",this,false);
this.linkToResolve = null;
((EventTarget)inputElem).removeEventListener("change",this,false);
this.inputElem = null;
}
public void handleEvent(Event evt)
{
if (linkToResolve == evt.getCurrentTarget())
label.setLabelValue(inputElem.getValue());
}
}