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/*******************************************************************************
* Copyright (c) 2004, 2006 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.internal.preferences;
/**
* @since 3.1
*/
public abstract class AbstractIntegerListener extends AbstractPropertyListener {
private IDynamicPropertyMap map;
private int defaultValue;
private String propertyId;
public AbstractIntegerListener() {
}
public void attach(IDynamicPropertyMap map, String propertyId, int defaultValue) {
this.defaultValue = defaultValue;
this.propertyId = propertyId;
if (this.map != null) {
this.map.removeListener(this);
}
this.map = map;
if (this.map != null) {
this.map.addListener(new String[]{propertyId}, this);
}
}
@Override
protected void update() {
handleValue(PropertyUtil.get(map, propertyId, defaultValue));
}
/**
* @param b
* @since 3.1
*/
protected abstract void handleValue(int b);
}
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