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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2004 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 module org.eclipse.swt.events.MouseTrackAdapter;
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12
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13 import org.eclipse.swt.events.MouseTrackListener;
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14
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15 /**
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16 * This adapter class provides default implementations for the
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17 * methods described by the <code>MouseTrackListener</code> interface.
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18 * <p>
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19 * Classes that wish to deal with <code>MouseEvent</code>s which
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20 * occur as the mouse pointer passes (or hovers) over controls can
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21 * extend this class and override only the methods which they are
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22 * interested in.
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23 * </p>
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24 *
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25 * @see MouseTrackListener
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26 * @see MouseEvent
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27 */
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28 public abstract class MouseTrackAdapter : MouseTrackListener {
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29
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30 /**
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31 * Sent when the mouse pointer passes into the area of
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32 * the screen covered by a control.
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33 * The default behavior is to do nothing.
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34 *
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35 * @param e an event containing information about the mouse enter
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36 */
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37 public void mouseEnter(MouseEvent e) {
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38 }
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39
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40 /**
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41 * Sent when the mouse pointer passes out of the area of
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42 * the screen covered by a control.
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43 * The default behavior is to do nothing.
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44 *
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45 * @param e an event containing information about the mouse exit
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46 */
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47 public void mouseExit(MouseEvent e) {
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48 }
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49
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50 /**
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51 * Sent when the mouse pointer hovers (that is, stops moving
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52 * for an (operating system specified) period of time) over
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53 * a control.
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54 * The default behavior is to do nothing.
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55 *
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56 * @param e an event containing information about the hover
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57 */
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58 public void mouseHover(MouseEvent e) {
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59 }
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60 }
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