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/*
* Copyright (C) 2001-2013 Michael Fuchs
*
* This file is part of herold.
*
* herold 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 3 of the License, or
* (at your option) any later version.
*
* herold 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 herold. If not, see <http://www.gnu.org/licenses/>.
*/
package org.dbdoclet.jive.model;
import java.util.ArrayList;
import java.util.Locale;
import javax.swing.SpinnerModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.dbdoclet.unit.Length;
public class SpinnerDistanceModel implements SpinnerModel {
private Length length;
private ArrayList<ChangeListener> listenerList;
private final Locale locale;
private boolean excludePercent = true;
public SpinnerDistanceModel(Locale locale) {
this.locale = locale;
length = new Length();
listenerList = new ArrayList<ChangeListener>();
}
public void setExcludePercent(boolean excludePercent) {
this.excludePercent = excludePercent;
if (length != null) {
length.setExcludePercent(excludePercent);
}
}
public void addChangeListener(ChangeListener listener) {
if (listener == null) {
return;
}
if (listenerList.contains(listener) == false) {
listenerList.add(listener);
}
}
public Object getNextValue() {
if (length != null) {
length.incrDistance(0.1F);
}
return length;
}
public Object getPreviousValue() {
if (length != null) {
length.decrDistance(0.1F);
}
return length;
}
public Object getValue() {
return length;
}
public void removeChangeListener(ChangeListener listener) {
if (listener == null) {
return;
}
listenerList.remove(listener);
}
public void setValue(Object value) {
if (value == null) {
length = new Length();
length.setExcludePercent(excludePercent);
length.setLocale(locale);
} else if (value instanceof String) {
length.setLocalizedValue((String) value);
} else if (value instanceof Length) {
length = (Length) value;
length.setExcludePercent(excludePercent);
length.setLocale(locale);
} else {
throw new IllegalArgumentException(
"Invalid type "
+ value.getClass().getName()
+ " for SpinnerDistanceModel. Only String and Distance is allowed.");
}
fireChangeEvent();
}
private void fireChangeEvent() {
for (ChangeListener listener : listenerList) {
listener.stateChanged(new ChangeEvent(this));
}
}
}
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