bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/StringPropertyModifier.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management
   3  * in 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.browsing.ui.swt.widgets;
  13
  14 import org.simantics.browsing.ui.swt.widgets.impl.TextModifyListenerImpl;
  15 import org.simantics.databoard.Bindings;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.WriteGraph;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.layer0.util.Layer0Utils;
  20 import org.simantics.db.management.ISessionContext;
  21
  22
  23 public class StringPropertyModifier extends TextModifyListenerImpl<Resource> {
  24
  25         final private String propertyURI;
  26         final private boolean undo;
  27         public StringPropertyModifier(ISessionContext context, String propertyURI) {
  28                 this(context, propertyURI,true);
  29         }
  30
  31         public StringPropertyModifier(ISessionContext context, String propertyURI, boolean undo) {
  32                 this.propertyURI = propertyURI;
  33                 this.undo = undo;
  34         }
  35
  36         @Override
  37         public void applyText(WriteGraph graph, Resource issue, String text) throws DatabaseException {
  38                 if (undo) {
  39                         String meta =  propertyURI;
  40                         int i = propertyURI.lastIndexOf("/");
  41                         if (i > 0)
  42                                 meta = meta.substring(i+1);
  43                         Layer0Utils.addCommentMetadata(graph, "Modify String " +meta);
  44                         graph.markUndoPoint();
  45                 }
  46                 graph.claimLiteral(issue, graph.getResource(propertyURI), text, Bindings.STRING);
  47
  48         }
  49
  50 }