Support for SCL script database storage, editing and execution

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / scl / scriptEditor / SCLScriptEditorAdapter.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/scl/scriptEditor/SCLScriptEditorAdapter.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/scl/scriptEditor/SCLScriptEditorAdapter.java
new file mode 100644 (file)
index 0000000..ceb0e58
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+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/scl/scriptEditor/SCLScriptEditorAdapter.java
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+/*******************************************************************************
+ * Copyright (c) 2017 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:
+ *     Semantum Oy - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling.ui.scl.scriptEditor;
+
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.PlatformUI;
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.layer0.Layer0;
+import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;
+import org.simantics.ui.workbench.editor.EditorAdapter;
+import org.simantics.utils.ui.workbench.WorkbenchUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author Tuukka Lehtonen
+ * @since 1.31.0
+ */
+public class SCLScriptEditorAdapter extends AbstractResourceEditorAdapter implements EditorAdapter {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(SCLScriptEditorAdapter.class);
+    
+    public SCLScriptEditorAdapter() {
+        super("SCL Script Editor", null, 20);
+    }
+
+    private Resource toResource(Object input) {
+        if (input instanceof IStructuredSelection)
+            input = ((IStructuredSelection)input).getFirstElement();
+        if (!(input instanceof Resource)) {
+            if(input instanceof IAdaptable) {
+                input = ((IAdaptable)input).getAdapter(Resource.class);
+                if (input == null)
+                    return null;
+            }
+            else
+                return null;
+        }
+        return (Resource) input;
+    }
+
+    @Override
+    public boolean canHandle(ReadGraph g, Object input) throws DatabaseException {
+        Resource resource = toResource(input);
+        return g.isInstanceOf(resource, Layer0.getInstance(g).SCLScript);
+    }
+
+    protected void openEditor(Resource input) throws Exception {
+        IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
+        if (page == null)
+            return;
+        Simantics.getSession().asyncRequest(new ReadRequest() {
+            @Override
+            public void run(ReadGraph graph) throws DatabaseException {
+                String uri = graph.getURI(input);
+                PlatformUI.getWorkbench().getDisplay().asyncExec(openEditor(uri));
+            }
+        });
+    }
+
+    private static Runnable openEditor(String uri) {
+        return () -> {
+            try {
+                WorkbenchUtils.openEditor("org.simantics.modeling.ui.scl.scriptEditor", new SCLScriptEditorInput(uri));
+            } catch (PartInitException e) {
+                LOGGER.error("Could not initialize part", e);
+            }
+        };
+    }
+
+}