X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.browsing.ui.graph.impl%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fgraph%2Fimpl%2Fcontribution%2FGraphContribution.java;fp=bundles%2Forg.simantics.browsing.ui.graph.impl%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fgraph%2Fimpl%2Fcontribution%2FGraphContribution.java;h=954d1f7af01c3d3383391eb10cb0cd8c9aa15f36;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contribution/GraphContribution.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contribution/GraphContribution.java
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index 000000000..954d1f7af
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+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contribution/GraphContribution.java
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+/*******************************************************************************
+ * 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.browsing.ui.graph.impl.contribution;
+
+import java.util.Collection;
+
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.Tester;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.exception.DatabaseException;
+
+/**
+ * TODO: specification
+ * 
+ * @author Antti Villberg
+ */
+public interface GraphContribution {
+
+    /**
+     * @param graph
+     * @param context
+     * @return a collection of contributions, must not be <code>null</code>
+     * @throws DatabaseException
+     */
+    public Collection<NodeContext> children(ReadGraph graph, NodeContext context) throws DatabaseException;
+
+    /**
+     * @return <code>null</code> if there is no tester
+     */
+    public Tester getNodeContextTester();
+
+}