Mercurial > projects > dwt-mac
diff dwt/events/PaintEvent.d @ 0:380af2bdd8e5
Upload of whole dwt tree
author | Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> |
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date | Sat, 09 Aug 2008 17:00:02 +0200 |
parents | |
children | 649b8e223d5a |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwt/events/PaintEvent.d Sat Aug 09 17:00:02 2008 +0200 @@ -0,0 +1,103 @@ +/******************************************************************************* + * Copyright (c) 2000, 2004 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +module dwt.events.PaintEvent; + +import dwt.dwthelper.utils; + + +import dwt.graphics.GC; +import dwt.widgets.Event; + +/** + * Instances of this class are sent as a result of + * visible areas of controls requiring re-painting. + * + * @see PaintListener + */ + +public final class PaintEvent extends TypedEvent { + + /** + * the graphics context to use when painting + * that is configured to use the colors, font and + * damaged region of the control. It is valid + * only during the paint and must not be disposed + */ + public GC gc; + + /** + * the x offset of the bounding rectangle of the + * region that requires painting + */ + public int x; + + /** + * the y offset of the bounding rectangle of the + * region that requires painting + */ + public int y; + + /** + * the width of the bounding rectangle of the + * region that requires painting + */ + public int width; + + /** + * the height of the bounding rectangle of the + * region that requires painting + */ + public int height; + + /** + * the number of following paint events which + * are pending which may always be zero on + * some platforms + */ + public int count; + + static final long serialVersionUID = 3256446919205992497L; + +/** + * Constructs a new instance of this class based on the + * information in the given untyped event. + * + * @param e the untyped event containing the information + */ +public PaintEvent(Event e) { + super(e); + this.gc = e.gc; + this.x = e.x; + this.y = e.y; + this.width = e.width; + this.height = e.height; + this.count = e.count; +} + +/** + * Returns a string containing a concise, human-readable + * description of the receiver. + * + * @return a string representation of the event + */ +public String toString() { + String string = super.toString (); + return string.substring (0, string.length() - 1) // remove trailing '}' + + " gc=" + gc + + " x=" + x + + " y=" + y + + " width=" + width + + " height=" + height + + " count=" + count + + "}"; +} +} +