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WindowEvent.java
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1998-09-22
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/*
* @(#)WindowEvent.java 1.12 98/07/01
*
* Copyright 1996-1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
package java.awt.event;
import java.awt.Event;
import java.awt.Window;
/**
* The window-level event.
*
* @version 1.12 07/01/98
* @author Carl Quinn
* @author Amy Fowler
*/
public class WindowEvent extends ComponentEvent {
/**
* Marks the first integer id for the range of window event ids.
*/
public static final int WINDOW_FIRST = 200;
/**
* Marks the last integer id for the range of window event ids.
*/
public static final int WINDOW_LAST = 206;
/**
* The window opened event type. This event is delivered only
* the first time a window is made visible.
*/
public static final int WINDOW_OPENED = WINDOW_FIRST; // 200
/**
* The window closing event type. This event is delivered when
* the user selects "Quit" from the window's system menu. If
* the program does not explicitly hide or destroy the window as
* a result of this event, the window close operation will be
* cancelled.
*/
public static final int WINDOW_CLOSING = 1 + WINDOW_FIRST; //Event.WINDOW_DESTROY
/**
* The window closed event type. This event is delivered after
* the window has been closed as the result of a call to hide or
* destroy.
*/
public static final int WINDOW_CLOSED = 2 + WINDOW_FIRST;
/**
* The window iconified event type.
*/
public static final int WINDOW_ICONIFIED = 3 + WINDOW_FIRST; //Event.WINDOW_ICONIFY
/**
* The window deiconified event type.
*/
public static final int WINDOW_DEICONIFIED = 4 + WINDOW_FIRST; //Event.WINDOW_DEICONIFY
/**
* The window activated event type.
*/
public static final int WINDOW_ACTIVATED = 5 + WINDOW_FIRST;
/**
* The window deactivated event type.
*/
public static final int WINDOW_DEACTIVATED = 6 + WINDOW_FIRST;
/*
* JDK 1.1 serialVersionUID
*/
private static final long serialVersionUID = -1567959133147912127L;
/**
* Constructs a WindowEvent object with the specified source window
* and type.
* @param source the component where the event originated
* @id the event type
*/
public WindowEvent(Window source, int id) {
super(source, id);
}
/**
* Returns the window where this event originated.
*/
public Window getWindow() {
return (source instanceof Window) ? (Window)source : null;
}
public String paramString() {
String typeStr;
switch(id) {
case WINDOW_OPENED:
typeStr = "WINDOW_OPENED";
break;
case WINDOW_CLOSING:
typeStr = "WINDOW_CLOSING";
break;
case WINDOW_CLOSED:
typeStr = "WINDOW_CLOSED";
break;
case WINDOW_ICONIFIED:
typeStr = "WINDOW_ICONIFIED";
break;
case WINDOW_DEICONIFIED:
typeStr = "WINDOW_DEICONIFIED";
break;
case WINDOW_ACTIVATED:
typeStr = "WINDOW_ACTIVATED";
break;
case WINDOW_DEACTIVATED:
typeStr = "WINDOW_DEACTIVATED";
break;
default:
typeStr = "unknown type";
}
return typeStr;
}
}