Mercurial > hg > truffle
annotate visualizer/View/src/com/sun/hotspot/igv/view/actions/MouseOverAction.java @ 4629:29da09bf4930
Fix a problem with having a MemoryCheckpoint that is also a ControlSplit (InvokeWithException), the ANY_LOCATION can not be this control split in both branches because it may lead to scheduling problems : make ExceptionObject a MemoryCheckpoint
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Fri, 17 Feb 2012 13:54:39 +0100 |
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1 /* |
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2 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 package com.sun.hotspot.igv.view.actions; |
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25 |
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26 import org.netbeans.api.visual.action.HoverProvider; |
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27 import org.netbeans.api.visual.action.WidgetAction; |
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28 import org.netbeans.api.visual.action.WidgetAction.State; |
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29 import org.netbeans.api.visual.widget.Widget; |
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30 |
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31 /** |
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32 * |
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33 * @author Thomas Wuerthinger |
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34 */ |
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35 public class MouseOverAction extends WidgetAction.Adapter { |
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36 |
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37 private long eventID = Integer.MIN_VALUE; |
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38 private HoverProvider provider; |
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39 |
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40 public MouseOverAction(HoverProvider provider) { |
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41 this.provider = provider; |
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42 } |
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43 |
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44 @Override |
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45 public State mouseMoved(Widget widget, WidgetMouseEvent event) { |
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46 long id = event.getEventID(); |
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47 if (id != eventID) { |
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48 eventID = id; |
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49 provider.widgetHovered(widget); |
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50 } |
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51 return State.REJECTED; |
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52 } |
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53 |
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54 @Override |
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55 public State mouseExited(Widget widget, WidgetMouseEvent event) { |
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56 provider.widgetHovered(null); |
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57 return State.REJECTED; |
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58 } |
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59 } |