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%2Fcontributor%2Fviewpoint%2FViewpointContributorImpl.java;fp=bundles%2Forg.simantics.browsing.ui.graph.impl%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fgraph%2Fimpl%2Fcontributor%2Fviewpoint%2FViewpointContributorImpl.java;h=2595e9782d66a2f9759b1bf71e1962128eeec675;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contributor/viewpoint/ViewpointContributorImpl.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contributor/viewpoint/ViewpointContributorImpl.java
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index 000000000..2595e9782
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+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contributor/viewpoint/ViewpointContributorImpl.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.contributor.viewpoint;
+
+import java.util.Collection;
+import java.util.Collections;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.BuiltinKeys.ViewpointContributionKey;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;
+import org.simantics.browsing.ui.Tester;
+import org.simantics.browsing.ui.common.NodeContextUtil;
+import org.simantics.browsing.ui.content.Contributor;
+import org.simantics.browsing.ui.content.ViewpointContribution;
+import org.simantics.browsing.ui.content.ViewpointContributionFactory;
+import org.simantics.browsing.ui.graph.impl.contribution.ViewpointContributionImpl;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.exception.InvalidVariableException;
+import org.simantics.layer0.Layer0;
+import org.simantics.operation.Layer0X;
+import org.simantics.utils.ReflectionUtils;
+
+abstract public class ViewpointContributorImpl<T> implements Contributor<ViewpointContributionFactory> {
+
+    abstract public Collection<?> getContribution(ReadGraph graph, T input) throws DatabaseException;
+
+    abstract public String getViewpointId();
+
+    final private Class<?> clazz;
+    
+    protected Layer0 L0;
+    protected Layer0X L0X;
+
+    @Override
+    public Tester getNodeContextTester() {
+        return null;
+    }
+
+    public ViewpointContributorImpl() {
+        clazz = ReflectionUtils.getSingleParameterType(getClass());
+    }
+
+    public ViewpointContributorImpl(Class<?> clazz) {
+        this.clazz = clazz;
+    }
+
+    @Override
+    public ViewpointContributionFactory getFactory() {
+
+        return new ViewpointContributionFactory() {
+
+            @Override
+            public String getViewpointId() {
+                return ViewpointContributorImpl.this.getViewpointId();
+            }
+
+            @Override
+            public ViewpointContribution create(final PrimitiveQueryUpdater updater, NodeContext context, final ViewpointContributionKey key) {
+
+                return new ViewpointContributionImpl(updater, context, key) {
+
+                    @SuppressWarnings("unchecked")
+                    @Override
+                    public Collection<NodeContext> children(ReadGraph graph, NodeContext context) throws DatabaseException {
+
+                        try {
+                            T input = (T)context.getConstant(BuiltinKeys.INPUT);
+                            L0 = Layer0.getInstance(graph);
+                            L0X = Layer0X.getInstance(graph);
+                            return NodeContextUtil.toContextCollectionWithInput(ViewpointContributorImpl.this, ViewpointContributorImpl.this.getContribution(graph, input));
+                        } catch (InvalidVariableException e) {
+                            return Collections.emptyList();
+                        }
+
+                    }
+
+                    @Override
+                    public Tester getNodeContextTester() {
+                        return ViewpointContributorImpl.this.getNodeContextTester();
+                    }
+
+                    @Override
+                    public Class<?> getInputClass() {
+                        return ViewpointContributorImpl.this.getInputClass();
+                    }
+
+                };
+
+            }
+
+        };
+
+    }
+
+    @Override
+    public Class<?> getInputClass() {
+        return clazz;
+    }
+
+}