X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fsymbollibrary%2Fui%2FSymbolLibraryEventHandler.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fsymbollibrary%2Fui%2FSymbolLibraryEventHandler.java;h=32a16dcbc42c5fd75f132596651fa14269cb1247;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/symbollibrary/ui/SymbolLibraryEventHandler.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/symbollibrary/ui/SymbolLibraryEventHandler.java
new file mode 100644
index 000000000..32a16dcbc
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/symbollibrary/ui/SymbolLibraryEventHandler.java
@@ -0,0 +1,34 @@
+/*******************************************************************************
+ * Copyright (c) 2011 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.diagram.symbollibrary.ui;
+
+import org.simantics.diagram.symbollibrary.ISymbolGroup;
+import org.simantics.g2d.gallery.GalleryViewer;
+import org.simantics.scenegraph.g2d.events.Event;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public interface SymbolLibraryEventHandler {
+
+    /**
+     * @param event the event that occurred
+     * @param group the symbol group within which the event occurred or
+     *        <code>null</code> if event occurred outside of an existing symbol
+     *        group
+     * @param viewer the viewer of for the group or <code>null</code> if viewer
+     *        is not yet initialized
+     * @return <code>true</code> if the handler consumes the event
+     */
+    boolean handleEvent(Event event, ISymbolGroup group, GalleryViewer viewer);
+
+}