--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in 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.views.swt;\r
+\r
+import org.eclipse.jface.viewers.ISelection;\r
+import org.eclipse.swt.SWT;\r
+import org.eclipse.swt.layout.FillLayout;\r
+import org.eclipse.swt.widgets.Composite;\r
+import org.simantics.Simantics;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.VirtualGraph;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.request.WriteRequest;\r
+import org.simantics.db.common.request.WriteResultRequest;\r
+import org.simantics.db.common.utils.Logger;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.exception.ServiceNotFoundException;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.db.request.Read;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.scenegraph.ontology.ScenegraphResources;\r
+import org.simantics.scl.runtime.function.Function3;\r
+import org.simantics.ui.workbench.ResourceEditorPart2;\r
+import org.simantics.utils.ui.jface.ActiveSelectionProvider;\r
+import org.simantics.views.swt.client.base.SWTRoot;\r
+\r
+/**\r
+ * To use this class, first model your view contents in .pgraph files according\r
+ * to the Browsing.pgraph ontology. After that there are two ways to put your\r
+ * configuration to use by defining a new view extension:\r
+ * <ol>\r
+ * <li>Set view extension class to\r
+ * <code>org.simantics.browsing.ui.swt.ModelledView:configurationURI=ConfigURI</code>\r
+ * , where ConfigURI is the URI of your view configuration.</li>\r
+ * <li>Extend this class and override at least {@link #configurationURI()} to\r
+ * define the URI from which the configuration for the view is found. Set view\r
+ * extension class to the created class.</li>\r
+ * </ol>\r
+ * \r
+ * @author Antti Villberg\r
+ */\r
+abstract public class ModelledEditor extends ResourceEditorPart2 {\r
+\r
+ public SWTRoot root;\r
+ private Composite base;\r
+ \r
+ abstract protected String configurationURI();\r
+ \r
+ @Override\r
+ public void createPartControl(Composite parent) {\r
+ \r
+ try {\r
+ \r
+ final Variable variable = getResourceInput2().getVariable();\r
+ \r
+ Resource runtime = Simantics.getSession().sync(new WriteResultRequest<Resource>(Simantics.getSession().getService(VirtualGraph.class)) {\r
+ @Override\r
+ public Resource perform(WriteGraph graph) throws DatabaseException {\r
+ Layer0 L0 = Layer0.getInstance(graph);\r
+ ScenegraphResources SG = ScenegraphResources.getInstance(graph);\r
+ Resource resource = graph.newResource();\r
+ graph.claim(resource, L0.InstanceOf, null, SG.Runtime);\r
+ graph.claimLiteral(resource, SG.Runtime_HasVariable, variable.getURI(graph), Bindings.STRING);\r
+ return resource;\r
+ }\r
+ });\r
+ \r
+ base = new Composite(parent, SWT.NONE);\r
+ base.setLayout(new FillLayout());\r
+ \r
+ SWTViewLoaderProcess loader = new SWTViewLoaderProcess(null, null);\r
+ final Variable editorVariable = loader.getVariable(getSession(), configurationURI(), runtime);\r
+\r
+ final Function3<WriteGraph, Variable, Variable, Boolean> onLoaded = getSession().syncRequest(new Read<Function3<WriteGraph, Variable, Variable, Boolean>>() {\r
+\r
+ @Override\r
+ public Function3<WriteGraph, Variable, Variable, Boolean> perform(ReadGraph graph) throws DatabaseException {\r
+ return editorVariable.getPossiblePropertyValue(graph, "onLoaded");\r
+ }\r
+\r
+ });\r
+\r
+ if(onLoaded != null) {\r
+\r
+ Simantics.getSession().sync(new WriteRequest() {\r
+ @Override\r
+ public void perform(WriteGraph graph) throws DatabaseException {\r
+ onLoaded.apply(graph, editorVariable, variable);\r
+ }\r
+ });\r
+\r
+ }\r
+ \r
+ root = loader.load(getSession(), editorVariable);\r
+ root.createControls(base);\r
+ \r
+ } catch (ServiceNotFoundException e) {\r
+ Logger.defaultLogError(e);\r
+ } catch (DatabaseException e) {\r
+ Logger.defaultLogError(e);\r
+ }\r
+ \r
+ getSite().setSelectionProvider(new ActiveSelectionProvider() {\r
+ \r
+ @Override\r
+ public void setSelection(ISelection selection) {\r
+ super.setSelection(selection);\r
+ }\r
+ \r
+ });\r
+ \r
+ }\r
+\r
+ @Override\r
+ public void setFocus() {\r
+ if (root != null && root.getControl() != null && !root.getControl().isDisposed())\r
+ root.getControl().setFocus();\r
+ else if (!base.isDisposed())\r
+ base.setFocus();\r
+ }\r
+ \r
+}\r