/*
* CoreExampleProcessor.java
*
* Created on 2 de mayo de 2007, 16:54
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
package manual.comptut;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.text.BadLocationException;
import javax.swing.text.PlainDocument;
import org.itsnat.comp.ItsNatComponentManager;
import org.itsnat.comp.ItsNatHTMLForm;
import org.itsnat.comp.text.ItsNatHTMLInputText;
import org.itsnat.core.html.ItsNatHTMLDocument;
import org.w3c.dom.Element;
import org.w3c.dom.events.Event;
import org.w3c.dom.events.EventListener;
import org.w3c.dom.html.HTMLDocument;
public class CompExampleDocument implements EventListener,DocumentListener
{
protected ItsNatHTMLDocument itsNatDoc;
protected ItsNatHTMLInputText inputComp;
/** Creates a new instance of CoreExampleProcessor */
public CompExampleDocument(ItsNatHTMLDocument itsNatDoc)
{
this.itsNatDoc = itsNatDoc;
load();
}
public void load()
{
ItsNatComponentManager componentMgr = itsNatDoc.getItsNatComponentManager();
this.inputComp = (ItsNatHTMLInputText)componentMgr.addItsNatComponentById("inputId");
inputComp.setText("Change this text and lost the focus");
inputComp.addEventListener("change",this);
PlainDocument dataModel = (PlainDocument)inputComp.getDocument();
dataModel.addDocumentListener(this);
ItsNatHTMLForm formComp = inputComp.getItsNatHTMLForm();
formComp.reset();
inputComp.focus();
inputComp.select();
}
public void handleEvent(Event evt)
{
log("Text has been changed");
}
public void insertUpdate(DocumentEvent e)
{
javax.swing.text.Document docModel = e.getDocument();
int offset = e.getOffset();
int len = e.getLength();
try
{
log("Text inserted: " + offset + "-" + len + " chars,\"" + docModel.getText(offset,len) + "\"");
}
catch(BadLocationException ex)
{
throw new RuntimeException(ex);
}
}
public void removeUpdate(DocumentEvent e)
{
int offset = e.getOffset();
int len = e.getLength();
log("Text removed: " + offset + "-" + len + " chars");
}
public void changedUpdate(DocumentEvent e)
{
// A PlainDocument has no attributes
}
public void log(String msg)
{
HTMLDocument doc = itsNatDoc.getHTMLDocument();
Element noteElem = doc.createElement("p");
noteElem.appendChild(doc.createTextNode(msg));
doc.getBody().appendChild(noteElem);
}
}