bundles/org.simantics.charts/src/org/simantics/charts/ui/ChartDoubleClickHandler.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.charts.ui;\r
  13 \r
  14 import org.eclipse.swt.widgets.Display;\r
  15 import org.eclipse.swt.widgets.Shell;\r
  16 import org.simantics.Simantics;\r
  17 import org.simantics.charts.ontology.ChartResource;\r
  18 import org.simantics.charts.query.ChartAndSubscriptionItemData;\r
  19 import org.simantics.charts.query.ChartAndSubscriptionItemReadQuery;\r
  20 import org.simantics.charts.query.ChartAndSubscriptionItemWriteAction;\r
  21 import org.simantics.charts.query.ChartDataQuery;\r
  22 import org.simantics.charts.query.ChartDataWrite;\r
  23 import org.simantics.db.ReadGraph;\r
  24 import org.simantics.db.Resource;\r
  25 import org.simantics.db.Session;\r
  26 import org.simantics.db.exception.DatabaseException;\r
  27 import org.simantics.ui.DoubleClickEvent;\r
  28 import org.simantics.ui.IDoubleClickAction;\r
  29 import org.simantics.ui.utils.ResourceAdaptionUtils;\r
  30 import org.simantics.utils.ui.dialogs.ShowError;\r
  31 \r
  32 public class ChartDoubleClickHandler implements IDoubleClickAction {\r
  33 \r
  34     @Override\r
  35     public void doubleClickEvent(DoubleClickEvent e) throws DatabaseException {\r
  36         ReadGraph g = e.getGraph();\r
  37         final Resource resource = ResourceAdaptionUtils.toSingleResource(e.getResource());\r
  38         if (resource == null)\r
  39             return;\r
  40 \r
  41         ChartResource CHART = ChartResource.getInstance(g);\r
  42         \r
  43         // Handle double-click on Chart Item.\r
  44         if (g.isInstanceOf(resource, CHART.Chart_Item)) {\r
  45             Display display = Display.getDefault();\r
  46                 openChartItemPropertiesDialog(g, resource, display);\r
  47                 e.consume();\r
  48         }\r
  49         /*\r
  50         if (g.isInstanceOf(resource, CHART.Chart)) {\r
  51             Display display = Display.getDefault();\r
  52                 openChartPropertiesDialog(g, resource, display);\r
  53                 e.consume();\r
  54         }\r
  55         */\r
  56     }\r
  57 \r
  58     public static void openChartItemPropertiesDialog(ReadGraph g, final Resource chartItem, final Display display) throws DatabaseException\r
  59     {\r
  60         final ChartAndSubscriptionItemData data = g.sync( new ChartAndSubscriptionItemReadQuery(chartItem) );\r
  61         display.asyncExec(new Runnable() {\r
  62             @Override\r
  63             public void run() {\r
  64                 openChartItemPropertiesDialog(display.getActiveShell(), chartItem, data, true);\r
  65             }\r
  66         });\r
  67     }\r
  68 \r
  69     public static ChartAndSubscriptionItemDialog openChartItemPropertiesDialog(\r
  70             Shell parentShell,\r
  71             final Resource chartItem,\r
  72             final ChartAndSubscriptionItemData data,\r
  73             boolean shouldBlock)\r
  74     {\r
  75         Runnable applyAction = new Runnable() {\r
  76             @Override\r
  77             public void run() {\r
  78                 try {\r
  79                     Session s = Simantics.getSession();\r
  80                     s.markUndoPoint();\r
  81                     s.sync( new ChartAndSubscriptionItemWriteAction(chartItem, data) );\r
  82                 } catch (DatabaseException e) {\r
  83                     ShowError.showError(e.getClass().getName(), e.getLocalizedMessage(), e);\r
  84                 }\r
  85             }\r
  86         };\r
  87         ChartAndSubscriptionItemDialog d =  new ChartAndSubscriptionItemDialog( parentShell, data, true, applyAction );\r
  88         d.setBlockOnOpen(shouldBlock);\r
  89         if (shouldBlock) {\r
  90             d.open();\r
  91             return null;\r
  92         } else {\r
  93             d.open();\r
  94             return d;\r
  95         }\r
  96     }\r
  97 \r
  98     public static void openChartPropertiesDialog(ReadGraph g, final Resource chart, final Display display) throws DatabaseException\r
  99     {\r
 100         final ChartData data = g.sync( new ChartDataQuery(chart) );\r
 101 \r
 102         display.asyncExec( new Runnable() {\r
 103             @Override\r
 104             public void run() {\r
 105                 Display display = Display.getCurrent();\r
 106                 Runnable applyAction = new Runnable() {\r
 107                     @Override\r
 108                     public void run() {\r
 109                         try {\r
 110                             Session s = Simantics.getSession();\r
 111                             s.markUndoPoint();\r
 112                             s.sync( new ChartDataWrite(chart, data) );\r
 113                         } catch (DatabaseException e) {\r
 114                             ShowError.showError(e.getClass().getName(), e.getLocalizedMessage(), e);\r
 115                         }\r
 116                     }\r
 117                 };\r
 118                 ChartDialog d =  new ChartDialog( display.getActiveShell(), data, applyAction );\r
 119                 d.open();\r
 120             }\r
 121         });\r
 122     }\r
 123 \r
 124 }\r