Mercurial > projects > dwt-mac
annotate dwt/widgets/RunnableLock.d @ 15:2952d5604c0a
Ported some widgets, added some stuff to the runtime bindings
author | Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> |
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date | Fri, 29 Aug 2008 21:46:05 +0200 |
parents | 380af2bdd8e5 |
children | 5b53d338c709 |
rev | line source |
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1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2007 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 * |
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11 * Port to the D programming language: |
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12 * Jacob Carlborg <jacob.carlborg@gmail.com> |
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13 *******************************************************************************/ |
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14 module dwt.widgets.RunnableLock; |
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15 |
15
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16 import tango.core.Thread; |
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17 |
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18 import dwt.dwthelper.Runnable; |
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19 import dwt.dwthelper.utils; |
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20 |
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21 |
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22 /** |
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23 * Instances of this class are used to ensure that an |
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24 * application cannot interfere with the locking mechanism |
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25 * used to implement asynchronous and synchronous communication |
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26 * between widgets and background threads. |
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27 */ |
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28 |
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29 class RunnableLock { |
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30 Runnable runnable; |
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31 Thread thread; |
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32 Throwable throwable; |
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33 |
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34 this (Runnable runnable) { |
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35 this.runnable = runnable; |
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36 } |
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37 |
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38 bool done () { |
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39 return runnable is null || throwable !is null; |
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40 } |
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41 |
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42 void run () { |
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43 if (runnable !is null) runnable.run (); |
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44 runnable = null; |
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45 } |
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46 |
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47 } |