+/*******************************************************************************\r
+ * Copyright (c) 2007, 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.charts.ui;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collections;\r
+import java.util.List;\r
+\r
+import org.eclipse.jface.dialogs.Dialog;\r
+import org.eclipse.swt.widgets.Display;\r
+import org.eclipse.swt.widgets.Shell;\r
+import org.eclipse.ui.PlatformUI;\r
+import org.simantics.Simantics;\r
+import org.simantics.charts.query.AddChartItem;\r
+import org.simantics.charts.query.ChartAndSubscriptionItemData;\r
+import org.simantics.charts.query.ChartItemDescriptor;\r
+import org.simantics.charts.query.NextChartItemIndexQuery;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.type.BooleanType;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.ReadRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.request.PossibleModel;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.db.layer0.variable.VariableReference;\r
+import org.simantics.db.layer0.variable.Variables;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.modeling.subscription.NewSubscription;\r
+import org.simantics.modeling.subscription.NewSubscriptionItem;\r
+import org.simantics.modeling.subscription.SubscriptionsQuery;\r
+import org.simantics.modeling.subscription.SubscriptionsQuery.SubscriptionsResult;\r
+import org.simantics.trend.configuration.TrendItem.Renderer;\r
+import org.simantics.utils.ui.dialogs.ShowError;\r
+\r
+public class AddVariableToChartAction implements Runnable {\r
+\r
+ Resource chart;\r
+ Resource subscription;\r
+ Resource model;\r
+ \r
+ String chartName;\r
+ String subscriptionName;\r
+ SubscriptionsResult subscriptions;\r
+ List<VariableReference> refs;\r
+ List<String> variableReferences; // String references\r
+ \r
+ public AddVariableToChartAction( Resource chart, Resource subscription, List<VariableReference> refs ) {\r
+ this.refs = refs;\r
+ this.chart = chart;\r
+ this.subscription = subscription;\r
+ }\r
+ \r
+ /**\r
+ * Reads necessary data from session.\r
+ * \r
+ * @throws DatabaseException\r
+ */\r
+ public void init() throws DatabaseException \r
+ {\r
+ Simantics.getSession().sync( new ReadRequest() {\r
+ @Override\r
+ public void run(ReadGraph g) throws DatabaseException {\r
+ init(g);\r
+ }\r
+ } );\r
+ }\r
+\r
+ /**\r
+ * Reads necessary data from session.\r
+ * \r
+ * @throws DatabaseException\r
+ */\r
+ public void init( ReadGraph g ) throws DatabaseException \r
+ {\r
+ Layer0 L0 = Layer0.getInstance(g);\r
+ if(chart != null) {\r
+ chartName = g.getPossibleRelatedValue(chart, L0.HasName, Bindings.STRING);\r
+ model = g.syncRequest(new PossibleModel(chart));\r
+ }\r
+ else\r
+ model = g.syncRequest(new PossibleModel(subscription));\r
+ if (model == null) throw new DatabaseException("Model was not found");\r
+\r
+ Variable configuration = Variables.getConfigurationContext(g, model);\r
+ \r
+ subscriptions = g.sync( new SubscriptionsQuery(model) );\r
+ if(subscription != null)\r
+ subscriptionName = g.getPossibleRelatedValue(subscription, L0.HasLabel, Bindings.STRING);\r
+ variableReferences = new ArrayList<String>();\r
+ \r
+ for (VariableReference var : refs) {\r
+ if ( var.label == null ) {\r
+ variableReferences.add( var.getVariableId().toPossibleString(g, configuration) );\r
+ }\r
+ }\r
+ }\r
+ \r
+ /**\r
+ * Opens dialog, if clicked OK, writes to graph async.\r
+ * \r
+ * Remember to run this in SWT Thread.\r
+ */\r
+ public void runInSwt() {\r
+ \r
+ final Display display = Display.getCurrent();\r
+ final Shell shell = display.getActiveShell();\r
+\r
+ Simantics.getSession().markUndoPoint();\r
+\r
+ for (int i=0; i<refs.size(); i++) {\r
+ VariableReference var = refs.get(i);\r
+ String varStrRef = variableReferences.get(i);\r
+\r
+ try {\r
+ ChartAndSubscriptionItemData data = new ChartAndSubscriptionItemData();\r
+ data.index = chart != null ? Simantics.sync(new NextChartItemIndexQuery(chart)) : -1;\r
+ data.mutableCollectionSettings = true;\r
+ data.chartName = chartName;\r
+ data.hasSubscriptionItem = true;\r
+ data.subscriptions = subscriptions.toNames();\r
+ data.subscription = subscriptionName;\r
+ data.binaryMode = var.getDatatype() instanceof BooleanType;\r
+ data.variableReference = varStrRef; \r
+ ChartAndSubscriptionItemDialog d = new ChartAndSubscriptionItemDialog(shell, data, chart != null); \r
+ \r
+ if ( d.open() == Dialog.OK ) {\r
+ \r
+ // (New) Subscription\r
+ int j = subscriptions.names.indexOf( data.subscription );\r
+ Resource subscription;\r
+ if (j<0) {\r
+ // Create new subscription\r
+ NewSubscription ns = new NewSubscription(model, data.subscription);\r
+ Simantics.getSession().sync( ns );\r
+ subscription = ns.subscription;\r
+ } else {\r
+ subscription = subscriptions.resources.get(j);\r
+ } \r
+ if ( subscription == null ) continue;\r
+ \r
+ \r
+ // New Subscription Item\r
+ NewSubscriptionItem ns = new NewSubscriptionItem(\r
+ subscription,\r
+ data.interval,\r
+ data.deadband,\r
+ data.gain,\r
+ data.bias,\r
+ data.unit,\r
+ data.label,\r
+ var.getVariableId(),\r
+ var.getDatatype()\r
+ );\r
+ \r
+ Simantics.getSession().sync( ns );\r
+ if (ns.subscriptionItem == null) continue;\r
+ \r
+ // New Chart Item\r
+ if(chart != null) {\r
+ ChartItemDescriptor cid = new ChartItemDescriptor();\r
+ cid.drawMode = data.drawmode;\r
+ cid.renderer = var.getDatatype() instanceof BooleanType ? Renderer.Binary : Renderer.Analog;\r
+ cid.scale = data.scale;\r
+ cid.min = data.min;\r
+ cid.max = data.max;\r
+ cid.subscriptionItem = ns.subscriptionItem;\r
+ cid.color = data.color;\r
+ AddChartItem ci = new AddChartItem( chart, Collections.singletonList( cid ) );\r
+ Simantics.getSession().sync( ci );\r
+ }\r
+ }\r
+ } catch (DatabaseException e) {\r
+ ShowError.showError(e.getClass().getName(), e.getLocalizedMessage(), e);\r
+ }\r
+ \r
+ }\r
+ \r
+ }\r
+ \r
+ /**\r
+ * Executes run in SWT Thread\r
+ */\r
+ public void run() {\r
+ Display display = PlatformUI.getWorkbench().getDisplay();\r
+ if ( display.getThread() == Thread.currentThread() ) {\r
+ runInSwt();\r
+ } else {\r
+ display.asyncExec( new Runnable() {\r
+ @Override\r
+ public void run() {\r
+ runInSwt();\r
+ }} );\r
+ }\r
+ }\r
+ \r
+}\r
+\r