Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.browsing.ui.model / src / org / simantics / browsing / ui / model / actions / ActionContribution.java

diff --git a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/actions/ActionContribution.java b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/actions/ActionContribution.java
new file mode 100644 (file)
index 0000000..767b07e
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/actions/ActionContribution.java
@@ -0,0 +1,127 @@
+/*******************************************************************************\r
+ * Copyright (c) 2010, 2011 Association for Decentralized Information Management in\r
+ * 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
+package org.simantics.browsing.ui.model.actions;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+\r
+import org.eclipse.jface.action.Action;\r
+import org.eclipse.jface.resource.ImageDescriptor;\r
+import org.simantics.browsing.ui.BuiltinKeys;\r
+import org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.browsing.ui.model.nodetypes.NodeType;\r
+import org.simantics.browsing.ui.model.nodetypes.NodeTypeMultiMap;\r
+import org.simantics.browsing.ui.model.tests.Test;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.utils.Logger;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.ActionFactory;\r
+import org.simantics.db.layer0.adapter.ActionFactory2;\r
+import org.simantics.viewpoint.ontology.ViewpointResource;\r
+\r
+public class ActionContribution {\r
+       \r
+       Resource rule;\r
+    NodeType nodeType;\r
+    Test isVisible;\r
+    Test isEnabled;\r
+    String label;\r
+    ActionFactory actionFactory;\r
+    IActionCategory category;\r
+    ImageDescriptor image;\r
+    \r
+    public ActionContribution(Resource rule, NodeType nodeType, Test isVisible,\r
+            Test isEnabled, String label,\r
+            ActionFactory actionFactory, IActionCategory category,\r
+            ImageDescriptor image) {\r
+       this.rule = rule;\r
+        this.nodeType = nodeType;\r
+        this.isVisible = isVisible;\r
+        this.isEnabled = isEnabled;\r
+        this.label = label;\r
+        this.actionFactory = actionFactory;\r
+        this.category = category;\r
+        this.image = image;\r
+    }\r
+    \r
+    public static void load(ReadGraph g, Resource r, NodeTypeMultiMap<ActionContribution> contributions) throws DatabaseException {\r
+        ViewpointResource vr = ViewpointResource.getInstance(g);\r
+        \r
+        Resource isVisibleResource = g.getPossibleObject(r, vr.ActionContribution_IsVisibleIf);\r
+        Test isVisible = isVisibleResource == null ? null : g.adapt(isVisibleResource, Test.class);\r
+\r
+        Resource isEnabledResource = g.getPossibleObject(r, vr.ActionContribution_IsEnabledIf);\r
+        Test isEnabled = isEnabledResource == null ? null : g.adapt(isEnabledResource, Test.class);\r
+        \r
+        String label = NameUtils.getSafeLabel(g, r);\r
+        \r
+        ActionFactory actionFactory = g.adapt(g.getSingleObject(r, vr.ActionContribution_HasAction), ActionFactory.class);\r
+        \r
+        Resource categoryResource = g.getPossibleObject(r, vr.ActionContribution_HasCategory);\r
+        IActionCategory category = categoryResource == null ? null : g.adapt(categoryResource, IActionCategory.class);\r
+                 \r
+        Resource imageResource = g.getPossibleObject(r, vr.ActionContribution_HasImage);\r
+        ImageDescriptor image = imageResource == null ? null : g.adapt(imageResource, ImageDescriptor.class);\r
+\r
+        for(Resource nodeTypeResource : g.getObjects(r, vr.ActionContribution_HasNodeType)) {\r
+            NodeType nodeType = g.adapt(nodeTypeResource, NodeType.class);\r
+            \r
+            ActionContribution contribution = \r
+                new ActionContribution(r, nodeType, isVisible, isEnabled, label, actionFactory, category, image);\r
+            contributions.put(nodeType, contribution);    \r
+        }        \r
+    }\r
+    \r
+    public static class ActionContributionAction extends Action {\r
+       \r
+       public Resource contribution;\r
+       public Runnable runnable;\r
+       \r
+       public ActionContributionAction(String label, Resource rule, Runnable runnable) {\r
+               super(label);\r
+               this.contribution = rule;\r
+               this.runnable = runnable;\r
+       }\r
+       \r
+        @Override\r
+        public void run() {\r
+            runnable.run();\r
+        }\r
+       \r
+    }\r
+\r
+    public CategorizedAction getAction(ReadGraph graph, NodeContext context, Collection<NodeContext> all) {\r
+        Object content = context.getConstant(BuiltinKeys.INPUT);\r
+        try {\r
+            if(isVisible == null || isVisible.test(graph, content)) {\r
+               Collection<Object> allContents = new ArrayList<Object>();\r
+               for(NodeContext ctx : all) allContents.add(ctx.getConstant(BuiltinKeys.INPUT));\r
+               final Runnable runnable = (actionFactory instanceof ActionFactory2) ? \r
+                               ((ActionFactory2)actionFactory).create(allContents) : actionFactory.create(content);\r
+               if(runnable == null) return null;\r
+               Action action = new ActionContributionAction(label, rule, runnable);\r
+                action.setId(runnable.getClass().getName());\r
+                action.setEnabled(isEnabled == null || isEnabled.test(graph, content));\r
+                if(image != null)\r
+                    action.setImageDescriptor(image);\r
+                return new CategorizedAction(action, category);\r
+            }\r
+            else\r
+                return null;\r
+        } catch(DatabaseException e) {\r
+               Logger.defaultLogError(e);\r
+            return null;\r
+        }\r
+    }\r
+}\r