Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.datastructures / src / org / simantics / utils / datastructures / hints / IHintListener.java

diff --git a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/hints/IHintListener.java b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/hints/IHintListener.java
new file mode 100644 (file)
index 0000000..d73f7eb
--- /dev/null
+++ b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/hints/IHintListener.java
@@ -0,0 +1,40 @@
+/*******************************************************************************\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.utils.datastructures.hints;\r
+\r
+import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
+\r
+public interface IHintListener {\r
+\r
+       /**\r
+        * Value has changed or new value has spawned\r
+        * \r
+        * @param sender the stack \r
+        * @param key the key \r
+        * @param oldValue the old value. If this value is null, a new hint has been added\r
+        * @param newValue the new value. This value is never null\r
+        */\r
+       void hintChanged(IHintObservable sender, Key key, Object oldValue, Object newValue);\r
+       \r
+       /**\r
+        * \r
+        * @param sender the stack \r
+        * @param key the key \r
+        * @param oldValue the old value\r
+        */\r
+       void hintRemoved(IHintObservable sender, Key key, Object oldValue);\r
+       \r
+}\r