bundles/org.simantics.issues.common/src/org/simantics/issues/common/preferences/IssuePrefs.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2011 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.issues.common.preferences;
  13
  14 import org.simantics.databoard.Bindings;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.WriteGraph;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.issues.ui.ontology.IssueUIResource;
  20
  21 /**
  22  * @author Tuukka Lehtonen
  23  */
  24 public final class IssuePrefs {
  25
  26     public static boolean showHiddenIssues(ReadGraph graph, Resource project) throws DatabaseException {
  27         return testBoolean(graph, project, IssueUIResource.getInstance(graph).ShowHiddenIssues, false);
  28     }
  29
  30     public static boolean showNormalIssues(ReadGraph graph, Resource project) throws DatabaseException {
  31         return testBoolean(graph, project, IssueUIResource.getInstance(graph).ShowNormalIssues, true);
  32     }
  33
  34     public static boolean showUserIssues(ReadGraph graph, Resource project) throws DatabaseException {
  35         return testBoolean(graph, project, IssueUIResource.getInstance(graph).ShowUserIssues, true);
  36     }
  37
  38     private static boolean testBoolean(ReadGraph graph, Resource project, Resource property, boolean defaultValue) throws DatabaseException {
  39         if (project == null)
  40             return defaultValue;
  41         Boolean b = graph.getPossibleRelatedValue(project, property, Bindings.BOOLEAN);
  42         return b == null ? defaultValue : b;
  43     }
  44
  45     public static void setShowHiddenIssues(WriteGraph graph, Resource project, boolean show) throws DatabaseException {
  46         setBoolean(graph, project, IssueUIResource.getInstance(graph).ShowHiddenIssues, show);
  47     }
  48
  49     public static void setShowNormalIssues(WriteGraph graph, Resource project, boolean show) throws DatabaseException {
  50         setBoolean(graph, project, IssueUIResource.getInstance(graph).ShowNormalIssues, show);
  51     }
  52
  53     public static void setShowUserIssues(WriteGraph graph, Resource project, boolean show) throws DatabaseException {
  54         setBoolean(graph, project, IssueUIResource.getInstance(graph).ShowUserIssues, show);
  55     }
  56
  57     private static void setBoolean(WriteGraph graph, Resource project, Resource property, boolean value)
  58             throws DatabaseException {
  59         graph.claimLiteral(project, property, value, Bindings.BOOLEAN);
  60     }
  61
  62 }