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mxEventObject.java
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101 lines (87 loc) · 1.66 KB
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/**
* $Id: mxEventObject.java,v 1.1 2012/11/15 13:26:39 gaudenz Exp $
* Copyright (c) 2007, Gaudenz Alder
*/
package com.mxgraph.util;
import java.util.Hashtable;
import java.util.Map;
/**
* Base class for objects that dispatch named events.
*/
public class mxEventObject
{
/**
* Holds the name of the event.
*/
protected String name;
/**
* Holds the properties of the event.
*/
protected Map<String, Object> properties;
/**
* Holds the consumed state of the event. Default is false.
*/
protected boolean consumed = false;
/**
* Constructs a new event for the given name.
*/
public mxEventObject(String name)
{
this(name, (Object[]) null);
}
/**
* Constructs a new event for the given name and properties. The optional
* properties are specified using a sequence of keys and values, eg.
* <code>new mxEventObject("eventName", key1, val1, .., keyN, valN))</code>
*/
public mxEventObject(String name, Object... args)
{
this.name = name;
properties = new Hashtable<String, Object>();
if (args != null)
{
for (int i = 0; i < args.length; i += 2)
{
if (args[i + 1] != null)
{
properties.put(String.valueOf(args[i]), args[i + 1]);
}
}
}
}
/**
* Returns the name of the event.
*/
public String getName()
{
return name;
}
/**
*
*/
public Map<String, Object> getProperties()
{
return properties;
}
/**
*
*/
public Object getProperty(String key)
{
return properties.get(key);
}
/**
* Returns true if the event has been consumed.
*/
public boolean isConsumed()
{
return consumed;
}
/**
* Consumes the event.
*/
public void consume()
{
consumed = true;
}
}