/*
* 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 java.text.DateFormat;
import java.util.Date;
import java.util.Locale;
import org.itsnat.core.ItsNatDocument;
import org.itsnat.core.ItsNatVariableResolver;
import org.itsnat.core.domutil.ElementGroupManager;
import org.itsnat.core.domutil.ElementLabel;
import org.itsnat.core.domutil.ElementLabelRenderer;
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 VariableResolverTreeNode extends FeatureTreeNode implements EventListener
{
protected Element linkToResolve;
protected HTMLInputElement inputElem;
protected ElementLabel label;
public VariableResolverTreeNode()
{
}
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);
ElementLabelRenderer renderer = new ElementLabelRenderer()
{
protected ItsNatVariableResolver resolver = itsNatDoc.createItsNatVariableResolver(true);
public void renderLabel(ElementLabel label,Object value,Element elem,boolean isNew)
{
resolver.setLocalVariable("variable_to_resolve",value);
resolver.resolve(elem);
}
public void unrenderLabel(ElementLabel label,Element elem)
{
}
};
ElementGroupManager factory = itsNatDoc.getElementGroupManager();
this.label = factory.createElementLabel(doc.getElementById("elementId"),false,renderer);
label.setUsePatternMarkupToRender(true);
example2();
example3();
}
public void example2()
{
ItsNatDocument itsNatDoc = getItsNatDocument();
Object value = new Date();
DateFormat format = DateFormat.getDateInstance(DateFormat.LONG,Locale.US);
// Format: June 8,2007
String date = format.format(value);
int pos = date.indexOf(' ');
String month = date.substring(0,pos);
int pos2 = date.indexOf(',');
String day = date.substring(pos + 1,pos2);
String year = date.substring(pos2 + 1);
ItsNatVariableResolver resolver = itsNatDoc.createItsNatVariableResolver(true);
resolver.setLocalVariable("year",year);
resolver.setLocalVariable("month",month);
resolver.setLocalVariable("day",day);
Document doc = itsNatDoc.getDocument();
Element elem = doc.getElementById("elementId2");
resolver.resolve(elem);
}
public void example3()
{
ItsNatDocument itsNatDoc = getItsNatDocument();
Object value = new PersonExtended("John","Smith",30,true);
Document doc = itsNatDoc.getDocument();
ItsNatVariableResolver resolver = itsNatDoc.createItsNatVariableResolver(true);
resolver.introspect("person",value);
Element elem = doc.getElementById("elementId3");
resolver.resolve(elem);
}
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());
}
}