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annotate org.eclipse.draw2d/src/org/eclipse/draw2d/ConnectionAnchorBase.d @ 16:dbfb303e8fb0

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first complete successful compile (win-only)
author Frank Benoit <benoit@tionex.de>
date Wed, 18 Mar 2009 08:56:47 +0100
parents bc29606a740c
children
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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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15 import java.lang.all;
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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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20 import org.eclipse.draw2d.ConnectionAnchor;
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21 import org.eclipse.draw2d.AnchorListener;
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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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66 }