java.awt.event.PaintEvent Maven / Gradle / Ivy
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This work corresponds to the API signatures of JSR 217: Personal Basis
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*/
package java.awt.event;
import java.awt.Component;
// import java.awt.Event;
import java.awt.Rectangle;
/**
* The component-level paint event.
* This event is a special type which is used to ensure that
* paint/update method calls are serialized along with the other
* events delivered from the event queue. This event is not
* designed to be used with the Event Listener model; programs
* should continue to override paint/update methods in order
* render themselves properly.
*
* @author Amy Fowler
* @version 1.18, 01/23/03
* @since 1.1
*/
public class PaintEvent extends ComponentEvent
{
/**
* Marks the first integer id for the range of paint event ids.
*/
public static final int PAINT_FIRST = 800;
/**
* Marks the last integer id for the range of paint event ids.
*/
public static final int PAINT_LAST = 801;
/**
* The paint event type.
*/
public static final int PAINT = PAINT_FIRST;
/**
* The update event type.
*/
public static final int UPDATE = PAINT_FIRST + 1;
/**
* This is the rectangle that represents the area on the source
* component that requires a repaint.
* This rectangle should be non null.
*
* @serial
* @see java.awt.Rectangle
* @see #setUpdateRect(Rectangle)
* @see #getUpdateRect()
*/
Rectangle updateRect;
/*
* JDK 1.1 serialVersionUID
*/
private static final long serialVersionUID = 1267492026433337593L;
/**
* Constructs a PaintEvent object with the specified
* source component and type.
*
Note that passing in an invalid id results in
* unspecified behavior.
*
* @param source the object where the event originated
* @param id the event type
* @param updateRect the rectangle area which needs to be repainted
*/
public PaintEvent(Component source, int id, Rectangle updateRect) { super(null,0); }
/**
* Returns the rectangle representing the area which needs to be
* repainted in response to this event.
*/
public Rectangle getUpdateRect() {return null; }
/**
* Sets the rectangle representing the area which needs to be
* repainted in response to this event.
* @param updateRect the rectangle area which needs to be repainted
*/
public void setUpdateRect(Rectangle updateRect) { }
public String paramString() { return null; }
}