-/*******************************************************************************\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
-/*\r
- *\r
- * @author Toni Kalajainen\r
- */\r
-package org.simantics.scenegraph.g2d.events.adapter;\r
-\r
-import org.simantics.scenegraph.g2d.events.Event;\r
-import org.simantics.scenegraph.g2d.events.EventTypes;\r
-import org.simantics.scenegraph.g2d.events.IEventHandler;\r
-import org.simantics.scenegraph.g2d.events.IEventQueue;\r
-\r
-/**\r
- * Adapts SWT, AWT and multitouch events\r
- */\r
-public abstract class AbstractEventAdapter {\r
-\r
- /** Used for delegating events */\r
- protected final IEventHandler delegator;\r
- protected final IEventQueue queue;\r
- protected final Object sender;\r
-\r
- public AbstractEventAdapter(Object sender, IEventHandler delegator) {\r
- if (delegator == null)\r
- throw new IllegalArgumentException("null delegator");\r
- this.delegator = delegator;\r
- this.queue = null;\r
- this.sender = sender;\r
- }\r
-\r
- public AbstractEventAdapter(Object sender, IEventQueue queue) {\r
- if (queue == null)\r
- throw new IllegalArgumentException("null event queue");\r
- this.delegator = null;\r
- this.queue = queue;\r
- this.sender = sender;\r
- }\r
-\r
- protected void handleEvent(Event e) {\r
- if (queue != null)\r
- queue.queueEvent(e);\r
- else if (EventTypes.passes(delegator, e))\r
- delegator.handleEvent(e);\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
+ *******************************************************************************/
+/*
+ *
+ * @author Toni Kalajainen
+ */
+package org.simantics.scenegraph.g2d.events.adapter;
+
+import org.simantics.scenegraph.g2d.events.Event;
+import org.simantics.scenegraph.g2d.events.EventTypes;
+import org.simantics.scenegraph.g2d.events.IEventHandler;
+import org.simantics.scenegraph.g2d.events.IEventQueue;
+
+/**
+ * Adapts SWT, AWT and multitouch events
+ */
+public abstract class AbstractEventAdapter {
+
+ /** Used for delegating events */
+ protected final IEventHandler delegator;
+ protected final IEventQueue queue;
+ protected final Object sender;
+
+ public AbstractEventAdapter(Object sender, IEventHandler delegator) {
+ if (delegator == null)
+ throw new IllegalArgumentException("null delegator");
+ this.delegator = delegator;
+ this.queue = null;
+ this.sender = sender;
+ }
+
+ public AbstractEventAdapter(Object sender, IEventQueue queue) {
+ if (queue == null)
+ throw new IllegalArgumentException("null event queue");
+ this.delegator = null;
+ this.queue = queue;
+ this.sender = sender;
+ }
+
+ protected void handleEvent(Event e) {
+ if (queue != null)
+ queue.queueEvent(e);
+ else if (EventTypes.passes(delegator, e))
+ delegator.handleEvent(e);
+ }
+
+ protected void syncHandleEvent(Event e) {
+ if (queue instanceof IEventHandler)
+ ((IEventHandler) queue).handleEvent(e);
+ else if (delegator != null && EventTypes.passes(delegator, e))
+ delegator.handleEvent(e);
+ else
+ throw new UnsupportedOperationException("Cannot handle event synchronously, no handler available: " + e);
+ }
+
+}