/*
* This file is part of Caliph & Emir.
*
* Caliph & Emir is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Caliph & Emir 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Caliph & Emir; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Copyright statement:
* --------------------
* (c) 2002-2005 by Mathias Lux (mathias@juggle.at)
* http://www.juggle.at, http://caliph-emir.sourceforge.net
*/
package at.lux.fotoannotation;
import at.lux.fotoannotation.dialogs.NewAgentDialog;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.Namespace;
import org.jdom.input.SAXBuilder;
import org.jdom.output.Format;
import org.jdom.output.XMLOutputter;
import javax.swing.*;
import java.awt.*;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.*;
import java.util.List;
/**
* AgentComboBoxModel
*
* @author Mathias Lux, mathias@juggle.at
*/
public class AgentComboBoxModel extends DefaultComboBoxModel {
private static Vector agents;
private static Vector instances;
private static Document agentsDoc = null;
private static boolean canCreateNew = true;
private JFrame parent;
static {
instances = new Vector();
agents = new Vector();
agentsDoc = null;
}
public AgentComboBoxModel(JFrame parent) {
this.parent = parent;
init();
}
private void init() {
instances.add(this);
if (!(agentsDoc != null)) {
try {
agentsDoc = new SAXBuilder().build(AnnotationToolkit.AGENTS_FILE);
agents.addAll(AnnotationToolkit.xpathQuery(agentsDoc.getRootElement(), "//Agent", null));
} catch (JDOMException e) {
System.out.println("[at.lux.fotoannotation.AgentComboBoxModel] Error reading agents from disk: " + e.toString());
e.printStackTrace(System.err);
} catch (IOException e) {
System.out.println("[at.lux.fotoannotation.AgentComboBoxModel] Error reading agents from disk: " + e.toString());
e.printStackTrace(System.err);
}
}
sortAgents();
for (Iterator i = agents.iterator(); i.hasNext();) {
Element e = (Element) i.next();
String gname = e.getChild("Name", e.getNamespace()).getChildTextTrim("GivenName", e.getNamespace());
String fname = e.getChild("Name", e.getNamespace()).getChildTextTrim("FamilyName", e.getNamespace());
String label = fname + ", " + gname;
this.addElement(label);
}
this.addElement("New person ...");
}
public static Vector getAgents() {
return agents;
}
public void createNewAgent() {
if (canCreateNew) {
debug("starting NewAgentDialog");
NewAgentDialog d = new NewAgentDialog(this, parent);
d.pack();
Dimension ss = Toolkit.getDefaultToolkit().getScreenSize();
d.setLocation((ss.width - d.getWidth()) / 2, (ss.height - d.getHeight()) / 2);
d.setVisible(true);
} else {
debug("canCreateNew set to false :)");
}
}
public void addAgent(Element e) {
canCreateNew = false;
Namespace mpeg7 = Namespace.getNamespace("", "urn:mpeg:mpeg7:schema:2001");
Namespace xsi = Namespace.getNamespace("xsi", "http://www.w3.org/2001/XMLSchema-instance");
String gname = e.getChild("Name", e.getNamespace()).getChildTextTrim("GivenName", e.getNamespace());
String fname = e.getChild("Name", e.getNamespace()).getChildTextTrim("FamilyName", e.getNamespace());
String label = fname + ", " + gname;
this.removeElementAt(this.getSize() - 1);
this.addElement(label);
this.addElement("New agent ...");
Element semBase = new Element("SemanticBase", mpeg7);
semBase.setAttribute("type", "AgentObjectType", xsi);
semBase.addContent(new Element("Label", mpeg7).addContent(new Element("Name", mpeg7).addContent(label)));
List results = AnnotationToolkit.xpathQuery(agentsDoc.getRootElement(), "//Semantics", null);
if (results.size() > 0) {
((Element) results.get(0)).addContent(semBase.addContent(e.detach()));
}
agents.addElement(e);
XMLOutputter op = new XMLOutputter(Format.getPrettyFormat());
try {
FileOutputStream fos = new FileOutputStream(AnnotationToolkit.AGENTS_FILE);
OutputStreamWriter osw = new OutputStreamWriter(fos, "utf-8");
op.output(agentsDoc, osw);
osw.close();
fos.close();
} catch (IOException e1) {
debug("Error saving agents: " + e1.toString());
e1.printStackTrace(System.err);
}
this.fireContentsChanged(this, 0, this.getSize());
// Damit der neue Agent auch gleich ausgew�hlt ist :)
this.addElement(label);
this.setSelectedItem(label);
for (Iterator i = instances.iterator(); i.hasNext();) {
AgentComboBoxModel model = (AgentComboBoxModel) i.next();
model.reReadAgents();
}
canCreateNew = true;
}
public void deleteAgent(String label) {
canCreateNew = false;
Element _toDelete = null;
for (Iterator i = agents.iterator(); i.hasNext();) {
Element e = (Element) i.next();
String _gname = e.getChild("Name", e.getNamespace()).getChildTextTrim("GivenName", e.getNamespace());
String _fname = e.getChild("Name", e.getNamespace()).getChildTextTrim("FamilyName", e.getNamespace());
String _label = _fname + ", " + _gname;
if (label.equals(_label)) {
_toDelete = e;
}
}
if (_toDelete != null) {
agents.remove(_toDelete);
_toDelete.detach();
XMLOutputter op = new XMLOutputter(Format.getPrettyFormat());
try {
FileOutputStream fos = new FileOutputStream(AnnotationToolkit.AGENTS_FILE);
OutputStreamWriter osw = new OutputStreamWriter(fos, "utf-8");
op.output(agentsDoc, osw);
osw.close();
fos.close();
} catch (IOException e1) {
debug("Error saving agents: " + e1.toString());
e1.printStackTrace(System.err);
}
}
this.fireContentsChanged(this, 0, this.getSize());
for (Iterator iterator = instances.iterator(); iterator.hasNext();) {
AgentComboBoxModel model = (AgentComboBoxModel) iterator.next();
model.reReadAgents();
}
canCreateNew = true;
}
public void reReadAgents() {
String s = this.getSelectedItem().toString();
debug("ReRead starts : " + s + " was selected");
Object merker = null;
this.removeAllElements();
sortAgents();
for (Iterator i = agents.iterator(); i.hasNext();) {
Element e = (Element) i.next();
String gname = e.getChild("Name", e.getNamespace()).getChildTextTrim("GivenName", e.getNamespace());
String fname = e.getChild("Name", e.getNamespace()).getChildTextTrim("FamilyName", e.getNamespace());
String label = fname + ", " + gname;
if (label.equals(s)) merker = (Object) label;
this.addElement(label);
}
this.addElement("New Agent ...");
if (merker != null) {
this.setSelectedItem(merker);
} else {
this.setSelectedItem(getElementAt(0));
debug("merker was null!");
}
this.fireContentsChanged(this, 0, this.getSize());
}
private void sortAgents() {
Collections.sort(agents, new Comparator() {
public int compare(Object o1, Object o2) {
Element e1 = (Element) o1;
String g1name = e1.getChild("Name", e1.getNamespace()).getChildTextTrim("GivenName", e1.getNamespace());
String f1name = e1.getChild("Name", e1.getNamespace()).getChildTextTrim("FamilyName", e1.getNamespace());
String l1 = (f1name.toLowerCase() + ", " + g1name.toLowerCase());
Element e2 = (Element) o2;
String g2name = e2.getChild("Name", e2.getNamespace()).getChildTextTrim("GivenName", e2.getNamespace());
String f2name = e2.getChild("Name", e2.getNamespace()).getChildTextTrim("FamilyName", e2.getNamespace());
String l2 = (f2name.toLowerCase() + ", " + g2name.toLowerCase());
return l1.compareTo(l2);
}
});
}
private void debug(String message) {
if (AnnotationFrame.DEBUG) System.out.println("[at.lux.fotoannotation.AgentComboBoxModel] " + message);
}
}