]> gerrit.simantics Code Review - simantics/platform.git/blob - chart/property/IntegerToDoublePropertyModifier.java
Fixed multiple issues causing dangling references to discarded queries
[simantics/platform.git] / chart / property / IntegerToDoublePropertyModifier.java
1 /*******************************************************************************
2  * Copyright (c) 2010, 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.modeling.ui.chart.property;
13
14 import org.simantics.browsing.ui.swt.widgets.Scale;
15 import org.simantics.browsing.ui.swt.widgets.impl.SelectionListenerImpl;
16 import org.simantics.databoard.Bindings;
17 import org.simantics.db.Resource;
18 import org.simantics.db.WriteGraph;
19 import org.simantics.db.exception.DatabaseException;
20 import org.simantics.db.management.ISessionContext;
21
22 /**
23  * @author Tuukka Lehtonen
24  */
25 public class IntegerToDoublePropertyModifier extends SelectionListenerImpl<Resource> {
26
27     private final Scale slider;
28     private final String propertyURI;
29     private int selection;
30
31     public IntegerToDoublePropertyModifier(Scale slider, ISessionContext context, String propertyURI) {
32         super(context);
33         this.slider = slider;
34         this.propertyURI = propertyURI;
35     }
36
37     @Override
38     public void beforeApply() {
39         this.selection = slider.getWidget().getSelection();
40     }
41
42     @Override
43     public void apply(WriteGraph graph, Resource input) throws DatabaseException {
44         graph.claimLiteral(input, graph.getResource(propertyURI), (double) selection, Bindings.DOUBLE);
45     }
46
47 }