Mercurial > projects > dwt-mac
view dwt/events/TypedEvent.d @ 139:86fc761a24ae
Fixes #11
author | Jacob Carlborg <doob@me.com> |
---|---|
date | Thu, 04 Jun 2009 23:23:10 +0200 |
parents | d8635bb48c7c |
children |
line wrap: on
line source
/******************************************************************************* * Copyright (c) 2000, 2008 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 * Port to the D programming language: * Frank Benoit <benoit@tionex.de> *******************************************************************************/ module dwt.events.TypedEvent; import dwt.widgets.Event; import dwt.widgets.Display; import dwt.widgets.Widget; import dwt.internal.DWTEventObject; import tango.text.convert.Format; import tango.text.Util : split; import dwt.dwthelper.utils; /** * This is the super class for all typed event classes provided * by DWT. Typed events contain particular information which is * applicable to the event occurrence. * * @see dwt.widgets.Event * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> */ public class TypedEvent : DWTEventObject { /** * the display where the event occurred * * @since 2.0 */ public Display display; /** * the widget that issued the event */ public Widget widget; /** * the time that the event occurred. * * NOTE: This field is an unsigned integer and should * be AND'ed with 0xFFFFFFFFL so that it can be treated * as a signed long. */ public int time; /** * a field for application use */ public Object data; //static final long serialVersionUID = 3257285846578377524L; /** * Constructs a new instance of this class. * * @param object the object that fired the event */ public this(Object object) { super(object); } /** * Constructs a new instance of this class based on the * information in the argument. * * @param e the low level event to initialize the receiver with */ public this(Event e) { super(e.widget); this.display = e.display; this.widget = e.widget; this.time = e.time; this.data = e.data; } /** * Returns the name of the event. This is the name of * the class without the module name. * * @return the name of the event */ String getName () { String str = this.classinfo.name; return split( str, "." )[$-1]; } /** * Returns a string containing a concise, human-readable * description of the receiver. * * @return a string representation of the event */ public override String toString() { String str_widget = widget is null ? "null" : widget.toString; String str_data = data is null ? "null" : data.toString; return Format( "{}{{time={} data={}}", str_widget, time, str_data ); } }