Mercurial > projects > dwt-addons
comparison dwtx/draw2d/ActionListener.d @ 98:95307ad235d9
Added Draw2d code, still work in progress
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 03 Aug 2008 00:52:14 +0200 |
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96:b492ba44e44d | 98:95307ad235d9 |
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1 /******************************************************************************* | |
2 * Copyright (c) 2000, 2005 IBM Corporation and others. | |
3 * All rights reserved. This program and the accompanying materials | |
4 * are made available under the terms of the Eclipse Public License v1.0 | |
5 * which accompanies this distribution, and is available at | |
6 * http://www.eclipse.org/legal/epl-v10.html | |
7 * | |
8 * Contributors: | |
9 * IBM Corporation - initial API and implementation | |
10 * Port to the D programming language: | |
11 * Frank Benoit <benoit@tionex.de> | |
12 *******************************************************************************/ | |
13 module dwtx.draw2d.ActionListener; | |
14 | |
15 import dwt.dwthelper.utils; | |
16 import tango.core.Traits; | |
17 import tango.core.Tuple; | |
18 | |
19 import dwtx.draw2d.ActionEvent; | |
20 | |
21 /** | |
22 * A Listener interface for receiving {@link ActionEvent ActionEvents}. | |
23 */ | |
24 public interface ActionListener { | |
25 | |
26 /** | |
27 * Called when the action occurs. | |
28 * @param event The event | |
29 */ | |
30 void actionPerformed(ActionEvent event); | |
31 | |
32 } | |
33 // DWT Helper | |
34 private class _DgActionListenerT(Dg,T...) : ActionListener { | |
35 | |
36 alias ParameterTupleOf!(Dg) DgArgs; | |
37 static assert( is(DgArgs == Tuple!(ActionEvent,T)), | |
38 "Delegate args not correct" ); | |
39 | |
40 Dg dg; | |
41 T t; | |
42 | |
43 private this( Dg dg, T t ){ | |
44 this.dg = dg; | |
45 static if( T.length > 0 ){ | |
46 this.t = t; | |
47 } | |
48 } | |
49 | |
50 void actionPerformed( ActionEvent e ){ | |
51 dg(e,t); | |
52 } | |
53 } | |
54 | |
55 ActionListener dgActionListener( Dg, T... )( Dg dg, T args ){ | |
56 return new _DgActionListenerT!( Dg, T )( dg, args ); | |
57 } |