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annotate org.eclipse.draw2d/src/org/eclipse/draw2d/ConnectionAnchorBase.d @ 104:88652073d1c2
More work on icu
author | Frank Benoit <benoit@tionex.de> |
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date | Sat, 02 May 2009 11:27:24 +0200 |
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1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2005 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 * Port to the D programming language: |
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11 * Frank Benoit <benoit@tionex.de> |
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12 *******************************************************************************/ |
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13 module org.eclipse.draw2d.ConnectionAnchorBase; |
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14 |
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15 import java.lang.all; |
16
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16 import java.util.ArrayList; |
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17 import java.util.Iterator; |
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18 import java.util.List; |
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19 |
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20 import org.eclipse.draw2d.ConnectionAnchor; |
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21 import org.eclipse.draw2d.AnchorListener; |
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22 |
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23 /** |
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24 * Provides support for a ConnectionAnchor. A ConnectionAnchor is one of the end points |
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25 * of a {@link Connection}. It holds listeners and notifies them if the anchor is moved. |
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26 */ |
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27 public abstract class ConnectionAnchorBase |
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28 : ConnectionAnchor |
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29 { |
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30 |
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31 /** |
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32 * The list of listeners |
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33 */ |
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34 protected List listeners; |
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35 |
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36 this(){ |
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37 listeners = new ArrayList(1); |
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38 } |
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39 |
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40 /** |
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41 * @see org.eclipse.draw2d.ConnectionAnchor#addAnchorListener(AnchorListener) |
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42 */ |
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43 public void addAnchorListener(AnchorListener listener) { |
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44 listeners.add(cast(Object)listener); |
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45 } |
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46 |
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47 /** |
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48 * @see org.eclipse.draw2d.ConnectionAnchor#removeAnchorListener(AnchorListener) |
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49 */ |
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50 public void removeAnchorListener(AnchorListener listener) { |
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51 listeners.remove(cast(Object)listener); |
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52 } |
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53 |
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54 /** |
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55 * Notifies all the listeners in the list of a change in position of this anchor. This is |
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56 * called from one of the implementing anchors when its location is changed. |
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57 * |
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58 * @since 2.0 |
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59 */ |
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60 protected void fireAnchorMoved() { |
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61 Iterator iter = listeners.iterator(); |
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62 while (iter.hasNext()) |
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63 (cast(AnchorListener)iter.next()).anchorMoved(this); |
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64 } |
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65 |
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66 } |