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%2FRelationContextLabelerFactory.java;fp=bundles%2Forg.simantics.browsing.ui.graph.impl%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fgraph%2Fimpl%2FRelationContextLabelerFactory.java;h=10aec4cd20b6749c060fe852f17cec5b6f36bcc7;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/RelationContextLabelerFactory.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/RelationContextLabelerFactory.java
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index 000000000..10aec4cd2
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+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/RelationContextLabelerFactory.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;
+
+import java.util.Map;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.BuiltinKeys.LabelerKey;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;
+import org.simantics.browsing.ui.common.ColumnKeys;
+import org.simantics.browsing.ui.content.Labeler;
+import org.simantics.browsing.ui.content.LabelerFactory;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RelationContext;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.utils.datastructures.ArrayMap;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class RelationContextLabelerFactory implements LabelerFactory {
+
+    @Override
+    public Labeler create(PrimitiveQueryUpdater updater, final NodeContext context, LabelerKey key) {
+        assert(updater != null);
+        assert(context != null);
+
+        return new LazyGraphLabeler(updater, context, key) {
+            @Override
+            public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
+                final RelationContext ctx = (RelationContext) context.getConstant(BuiltinKeys.INPUT);
+                String property = LabelerUtil.safeStringRepresentation(graph, ctx.getStatement().getPredicate());
+                //System.out.println(getClass().getName() + ": relation context: " + NameUtils.getSafeName(graph, ctx.getSubject()) + " - " + NameUtils.toString(graph, ctx.getStatement()));
+                String object = graph.getPossibleRelatedAdapter(ctx.getSubject(), ctx.getStatement().getPredicate(), String.class);
+                if (object == null)
+                    object = LabelerUtil.safeStringRepresentation(graph, ctx.getStatement().getObject());
+                return ArrayMap.make(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, object });
+            }
+        };
+    }
+
+}