/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.infra.widgets.editors;
import java.util.Locale;
import org.eclipse.core.databinding.conversion.IConverter;
import org.eclipse.core.databinding.conversion.NumberToStringConverter;
import org.eclipse.core.databinding.conversion.StringToNumberConverter;
import org.eclipse.papyrus.infra.widgets.Activator;
import org.eclipse.swt.widgets.Composite;
import com.ibm.icu.text.NumberFormat;
/**
* An editor representing a float value as a text box
*
* @author Camille Letavernier
*/
public class FloatEditor extends StringEditor {
private IConverter targetToModelConverter;
/**
*
* Constructs an Editor for a Float value. The widget is a Text field.
*
* @param parent
* The Composite in which the editor is created
* @param style
* The Text's style
*/
public FloatEditor(Composite parent, int style) {
super(parent, style);
targetToModelConverter = StringToNumberConverter.toFloat(NumberFormat.getInstance(Locale.ENGLISH), true);
setConverters(targetToModelConverter, NumberToStringConverter.fromFloat(NumberFormat.getInstance(Locale.ENGLISH), true));
}
/**
* {@inheritDoc}
*/
@Override
public Object getEditableType() {
return Float.class;
}
/**
* {@inheritDoc}
*/
@Override
public Float getValue() {
try {
return (Float)targetToModelConverter.convert(super.getValue());
} catch (Exception ex) {
Activator.log.error(ex);
return null;
}
}
}