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

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