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package com.c2kernel.gui.tabs.outcome.form.field;
import java.awt.Component;
import java.util.Enumeration;
import java.util.StringTokenizer;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JComboBox;
import javax.swing.text.JTextComponent;
import org.exolab.castor.types.AnyNode;
import org.exolab.castor.xml.schema.AttributeDecl;
import org.exolab.castor.xml.schema.ElementDecl;
import org.exolab.castor.xml.schema.Facet;
import org.exolab.castor.xml.schema.SimpleType;
import com.c2kernel.gui.tabs.outcome.form.StructuralException;
import com.c2kernel.scripting.Script;
import com.c2kernel.utils.Logger;
/*******************************************************************************
*
* $Revision: 1.4 $ $Date: 2005/08/16 13:59:56 $
*
* Copyright (C) 2003 CERN - European Organization for Nuclear Research All
* rights reserved.
******************************************************************************/
public class ComboField extends StringEditField {
JComboBox comboField;
ListOfValues vals;
DefaultComboBoxModel comboModel;
AnyNode listNode;
public ComboField(SimpleType type, AnyNode listNode) {
super();
comboField = new JComboBox();
content = type;
this.listNode = listNode;
createLOV();
}
public String getDefaultValue() {
if (vals.getDefaultKey() != null)
return vals.get(vals.getDefaultKey()).toString();
else
return "";
}
public String getText() {
return vals.get(comboModel.getSelectedItem()).toString();
}
public JTextComponent makeTextField() {
// not used by this control
return null;
}
public void setText(String text) {
comboModel.setSelectedItem(text);
}
public Component getControl() {
return comboField;
}
private void createLOV() {
vals = new ListOfValues();
if (listNode != null) { // schema instructions for list building
String lovType = listNode.getLocalName();
String param = listNode.getFirstChild().getStringValue();
if (lovType.equals("ScriptList"))
populateLOVFromScript(param);
if (lovType.equals("PathList"))
populateLOVFromLDAP(param);
}
// handle enumerations
// TODO: should be ANDed with above results
if (content.hasFacet(Facet.ENUMERATION)) {
//ListOfValues andList = new ListOfValues();
Enumeration enums = content.getFacets(Facet.ENUMERATION);
while (enums.hasMoreElements()) {
Facet thisEnum = (Facet)enums.nextElement();
vals.put(thisEnum.getValue(), thisEnum.getValue(), false);
}
}
comboModel = new DefaultComboBoxModel(vals.keySet().toArray());
comboModel.setSelectedItem(vals.getDefaultKey());
comboField.setModel(comboModel);
}
/**
* @param param
*/
private void populateLOVFromLDAP(String param) {
// TODO '/root/path;prop=val;prop=val'
}
private void populateLOVFromScript(String scriptName) {
try {
StringTokenizer tok = new StringTokenizer(scriptName, "_");
if (tok.countTokens() != 2)
throw new Exception("Invalid LOVScript name");
Script lovscript = new Script(tok.nextToken(), Integer.parseInt(tok.nextToken()));
lovscript.setInputParamValue("LOV", vals);
lovscript.execute();
} catch (Exception ex) {
Logger.exceptionDialog(ex);
}
}
public void setDecl(AttributeDecl model) throws StructuralException {
super.setDecl(model);
createLOV();
}
public void setDecl(ElementDecl model) throws StructuralException {
super.setDecl(model);
createLOV();
}
/**
*
*/
public void setEditable(boolean editable) {
comboField.setEditable(editable);
}
}
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