зеркало из https://github.com/mozilla/gecko-dev.git
117 строки
2.8 KiB
Java
117 строки
2.8 KiB
Java
/*
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* StatusEvent.java
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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* License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is Knife.
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*
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* The Initial Developer of the Original Code is dog.
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* Portions created by dog are Copyright (C) 1998 dog <dog@dog.net.uk>. All Rights Reserved.
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*
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* Contributor(s): n/a.
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*
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* You may retrieve the latest version of this package at the knife home page,
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* located at http://www.dog.net.uk/knife/
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*/
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package dog.util;
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import java.util.*;
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/**
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* A status message.
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*
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* @author dog@dog.net.uk
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* @version 1.0final
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*/
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public class StatusEvent extends EventObject {
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public static final int OPERATION_START = 0;
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public static final int OPERATION_UPDATE = 1;
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public static final int OPERATION_END = 2;
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public static final int UNKNOWN = -1;
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protected int type;
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protected String operation;
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protected int minimum = UNKNOWN;
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protected int maximum = UNKNOWN;
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protected int value = UNKNOWN;
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/**
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* Creates a new status event with the specified type and operation.
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*/
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public StatusEvent(Object source, int type, String operation) {
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super(source);
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switch (type) {
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case OPERATION_START:
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case OPERATION_UPDATE:
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case OPERATION_END:
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this.type = type;
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break;
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default:
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throw new IllegalArgumentException("Illegal event type: "+type);
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}
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this.operation = operation;
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}
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/**
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* Creates a new status event representing an update of the specified operation.
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*/
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public StatusEvent(Object source, int type, String operation, int minimum, int maximum, int value) {
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super(source);
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switch (type) {
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case OPERATION_START:
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case OPERATION_UPDATE:
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case OPERATION_END:
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this.type = type;
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break;
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default:
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throw new IllegalArgumentException("Illegal event type: "+type);
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}
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this.operation = operation;
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this.minimum = minimum;
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this.maximum = maximum;
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this.value = value;
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}
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/**
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* Returns the type of event (OPERATION_START, OPERATION_UPDATE, or OPERATION_END).
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*/
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public int getType() { return type; }
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/**
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* Returns a string describing the operation being performed.
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*/
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public String getOperation() { return operation; }
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/**
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* Returns the start point of the operation.
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*/
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public int getMinimum() { return minimum; }
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/**
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* Returns the end point of the operation.
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*/
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public int getMaximum() { return maximum; }
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/**
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* Returns the current point in the operation.
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*/
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public int getValue() { return value; }
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} |