-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.g2d.tooltip;\r
-\r
-import org.simantics.g2d.diagram.IDiagram;\r
-import org.simantics.g2d.diagram.IDiagram.CompositionListener;\r
-import org.simantics.g2d.element.IElement;\r
-import org.simantics.g2d.element.handler.Clickable.PressStatus;\r
-import org.simantics.g2d.element.handler.impl.AbstractClickable;\r
-import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
-import org.simantics.utils.datastructures.hints.IHintListener;\r
-import org.simantics.utils.datastructures.hints.IHintObservable;\r
-\r
-/**\r
- * Tooltip support\r
- * \r
- * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
- *\r
- */\r
-public class TooltipParticipant extends BaseTooltipParticipant implements CompositionListener {\r
-\r
- private final ElementHoverListener listener = new ElementHoverListener();\r
-\r
- public TooltipParticipant() {\r
- }\r
-\r
- @Override\r
- protected void onDiagramSet(IDiagram newValue, IDiagram oldValue) {\r
- if (oldValue == newValue)\r
- return;\r
- if (oldValue != null) {\r
- for (IElement e : oldValue.getElements()) {\r
- removeElement(e);\r
- }\r
- oldValue.removeCompositionListener(this);\r
- }\r
- if (newValue != null) {\r
- for (IElement e : newValue.getElements()) {\r
- addElement(e);\r
- }\r
- newValue.addCompositionListener(this);\r
- }\r
- }\r
-\r
- @Override\r
- public void onElementAdded(IDiagram d, IElement e) {\r
- addElement(e);\r
- }\r
-\r
- @Override\r
- public void onElementRemoved(IDiagram d, IElement e) {\r
- removeElement(e);\r
- }\r
-\r
- private void addElement(IElement e) {\r
- e.addKeyHintListener(AbstractClickable.PRESS_STATUS_KEY, listener);\r
- }\r
-\r
- private void removeElement(IElement e) {\r
- e.removeKeyHintListener(AbstractClickable.PRESS_STATUS_KEY, listener);\r
- }\r
-\r
-\r
-\r
- class ElementHoverListener implements IHintListener {\r
-\r
- @Override\r
- public void hintChanged(IHintObservable sender, Key key,\r
- Object oldValue, Object newValue) {\r
- IElement element = (IElement)sender;\r
- PressStatus status = (PressStatus)newValue;\r
- if (status == PressStatus.HOVER) {\r
- showTooltipFor(element);\r
- } else {\r
- hideTooltip();\r
- }\r
- //System.out.println("ttp element changed " + element + " " + status);\r
- }\r
-\r
- @Override\r
- public void hintRemoved(IHintObservable sender, Key key, Object oldValue) {\r
-\r
- }\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.g2d.tooltip;
+
+import org.simantics.g2d.diagram.IDiagram;
+import org.simantics.g2d.diagram.IDiagram.CompositionListener;
+import org.simantics.g2d.element.IElement;
+import org.simantics.g2d.element.handler.Clickable.PressStatus;
+import org.simantics.g2d.element.handler.impl.AbstractClickable;
+import org.simantics.utils.datastructures.hints.IHintContext.Key;
+import org.simantics.utils.datastructures.hints.IHintListener;
+import org.simantics.utils.datastructures.hints.IHintObservable;
+
+/**
+ * Tooltip support
+ *
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
+ *
+ */
+public class TooltipParticipant extends BaseTooltipParticipant implements CompositionListener {
+
+ private final ElementHoverListener listener = new ElementHoverListener();
+
+ public TooltipParticipant() {
+ }
+
+ @Override
+ protected void onDiagramSet(IDiagram newValue, IDiagram oldValue) {
+ if (oldValue == newValue)
+ return;
+ if (oldValue != null) {
+ for (IElement e : oldValue.getElements()) {
+ removeElement(e);
+ }
+ oldValue.removeCompositionListener(this);
+ }
+ if (newValue != null) {
+ for (IElement e : newValue.getElements()) {
+ addElement(e);
+ }
+ newValue.addCompositionListener(this);
+ }
+ }
+
+ @Override
+ public void onElementAdded(IDiagram d, IElement e) {
+ addElement(e);
+ }
+
+ @Override
+ public void onElementRemoved(IDiagram d, IElement e) {
+ removeElement(e);
+ }
+
+ private void addElement(IElement e) {
+ e.addKeyHintListener(AbstractClickable.PRESS_STATUS_KEY, listener);
+ }
+
+ private void removeElement(IElement e) {
+ e.removeKeyHintListener(AbstractClickable.PRESS_STATUS_KEY, listener);
+ }
+
+
+
+ class ElementHoverListener implements IHintListener {
+
+ @Override
+ public void hintChanged(IHintObservable sender, Key key,
+ Object oldValue, Object newValue) {
+ IElement element = (IElement)sender;
+ PressStatus status = (PressStatus)newValue;
+ if (status == PressStatus.HOVER) {
+ showTooltipFor(element);
+ } else {
+ hideTooltip();
+ }
+ //System.out.println("ttp element changed " + element + " " + status);
+ }
+
+ @Override
+ public void hintRemoved(IHintObservable sender, Key key, Object oldValue) {
+
+ }
+ }
+
+}