/*
* Beryl - A web platform based on XML, XSLT and Java
* This file is part of the Beryl XML GUI
*
* Copyright (C) 2004 Wenzel Jakob <wazlaf@tigris.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-3107 USA
*/
package org.beryl.gui.builder;
import org.beryl.gui.GUIException;
import org.beryl.gui.Widget;
import org.beryl.gui.model.MapChangeEvent;
import org.beryl.gui.model.MapDataModel;
import org.beryl.gui.model.ModelChangeEvent;
import org.beryl.gui.model.ModelChangeListener;
import org.beryl.gui.model.TableRow;
import org.beryl.gui.table.TableEditor;
import org.beryl.gui.table.TableRenderer;
import org.beryl.gui.validators.DoubleValidator;
import org.beryl.gui.validators.FloatValidator;
import org.beryl.gui.validators.IntegerValidator;
import org.beryl.gui.validators.LongValidator;
import org.beryl.gui.widgets.Panel;
import org.beryl.gui.widgets.Table;
import org.beryl.gui.widgets.TextField;
import org.w3c.dom.Element;
public class NumberAdapter implements PropertyAdapter {
private TableEditor numberEditor = null;
private class NumberEditor implements TableEditor {
public Widget getEditor(Table table, Object value, TableRow row, String key) throws GUIException {
final MapDataModel dataModel = new MapDataModel();
final String type = ((PropertyTableRow) row).getPropertyNode().getAttribute("type");
dataModel.setValue("value", value);
dataModel.setValue("value_str", value.toString());
dataModel.addModelChangeListener(new ModelChangeListener() {
public void modelChanged(ModelChangeEvent e) throws GUIException {
if (e instanceof MapChangeEvent) {
MapChangeEvent event = (MapChangeEvent) e;
if (event.getKey().equals("value_str")) {
try {
if (type.equals("int"))
dataModel.setValue("value", new Integer((String) dataModel.getValue("value_str")));
else if (type.equals("long"))
dataModel.setValue("value", new Long((String) dataModel.getValue("value_str")));
else if (type.equals("float"))
dataModel.setValue("value", new Float((String) dataModel.getValue("value_str")));
else if (type.equals("double"))
dataModel.setValue("value", new Double((String) dataModel.getValue("value_str")));
} catch (Exception ex) {
/* Ignore */
}
}
}
}
});
Panel panel = new Panel(null, null);
TextField textField = new TextField(panel, null);
textField.setProperty("key", "value_str");
textField.finalizeConstruction();
if (type.equals("int"))
textField.addValidator(new IntegerValidator());
else if (type.equals("long"))
textField.addValidator(new LongValidator());
else if (type.equals("float"))
textField.addValidator(new FloatValidator());
else if (type.equals("double"))
textField.addValidator(new DoubleValidator());
else
throw new GUIException("Unknown numeric type");
panel.addChild(textField, null);
panel.recursiveSetDataModel(dataModel);
return panel;
}
};
public NumberAdapter() {
numberEditor = new NumberEditor();
}
public TableEditor getEditor() {
return numberEditor;
}
public TableRenderer getRenderer() {
return null;
}
public Object toValue(Object value, Element propertyNode) {
return value;
}
public void toDOM(Object value, Element propertyNode) {
propertyNode.appendChild(propertyNode.getOwnerDocument().createTextNode(value.toString()));
}
}