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SymbolSelectionEvent.java
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/
SymbolSelectionEvent.java
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/*
* Copyright 2013, Michael H. Goldwasser and Nicholas Brown.
*
* This file is part of the Huffman Coding Demonstration.
*
* The Huffman Coding Demonstration 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.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import java.util.EventObject;
/**
* Simple event type to designate a newly selected symbol.
*/
@SuppressWarnings("serial")
public class SymbolSelectionEvent extends EventObject {
private String symbol;
public SymbolSelectionEvent(Object src, String symbol) {
super(src);
this.symbol = symbol;
}
/**
* Returns the newly selected symbol (or null, if none selected).
* @return String symbol
*/
public String getSelectedSymbol() {
return symbol;
}
}