gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 /*******************************************************************************\r
   2  * Copyright (c) 2013 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  *     Semantum Oy - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.sysdyn.ui.properties.widgets.sensitivity;\r
  13 \r
  14 import org.eclipse.jface.bindings.keys.KeyStroke;\r
  15 import org.eclipse.jface.bindings.keys.ParseException;\r
  16 import org.eclipse.jface.fieldassist.ContentProposalAdapter;\r
  17 import org.eclipse.jface.fieldassist.IContentProposal;\r
  18 import org.eclipse.jface.fieldassist.IContentProposalListener;\r
  19 import org.eclipse.jface.fieldassist.IContentProposalListener2;\r
  20 import org.eclipse.jface.fieldassist.TextContentAdapter;\r
  21 import org.eclipse.swt.widgets.Control;\r
  22 import org.simantics.browsing.ui.swt.widgets.impl.TextModifyListenerImpl;\r
  23 import org.simantics.browsing.ui.swt.widgets.impl.TrackedModifyEvent;\r
  24 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
  25 import org.simantics.databoard.Bindings;\r
  26 import org.simantics.db.ReadGraph;\r
  27 import org.simantics.db.Resource;\r
  28 import org.simantics.db.WriteGraph;\r
  29 import org.simantics.db.exception.DatabaseException;\r
  30 import org.simantics.jfreechart.chart.properties.VariableProposalProvider;\r
  31 \r
  32 public class VariableNameModifier extends TextModifyListenerImpl<Resource> {\r
  33 \r
  34     private boolean active;\r
  35     private Control control;\r
  36     private String variableNameRelationUri;\r
  37     private String indexUri;\r
  38     \r
  39     private char[] alphaNumericCharacters = {\r
  40         'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','å','ä','ö',\r
  41         'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','Å','Ä','Ö',\r
  42         '1','2','3','4','5','6','7','8','9','0','.','_'};\r
  43     \r
  44         \r
  45     public VariableNameModifier(Control control, WidgetSupport support, String variableNameRelationUri, String indexUri) {\r
  46         this.variableNameRelationUri = variableNameRelationUri;\r
  47         this.indexUri = indexUri;\r
  48         \r
  49         this.control = control;\r
  50         this.active = true;\r
  51         \r
  52         KeyStroke keyStroke = null;\r
  53         try {\r
  54             keyStroke = KeyStroke.getInstance("Ctrl+Space");\r
  55         } catch (ParseException e1) {\r
  56             e1.printStackTrace();\r
  57         }\r
  58         \r
  59         //SimpleContentProposalProvider scpp = new VariableProposalProvider(control, support);\r
  60         VariableProposalProvider scpp = new VariableProposalProvider(control, support);\r
  61         scpp.setFiltering(true);\r
  62 \r
  63         ContentProposalAdapter adapter = new ContentProposalAdapter(\r
  64                 control, new TextContentAdapter(), scpp, keyStroke, alphaNumericCharacters);\r
  65         adapter.setAutoActivationDelay(0);\r
  66         adapter.setProposalAcceptanceStyle(ContentProposalAdapter.PROPOSAL_REPLACE);\r
  67         adapter.addContentProposalListener(new IContentProposalListener2() {\r
  68 \r
  69             @Override\r
  70             public void proposalPopupOpened(ContentProposalAdapter adapter) {\r
  71                 if(VariableNameModifier.this != null)\r
  72                     VariableNameModifier.this.deactivate();\r
  73             }\r
  74 \r
  75             @Override\r
  76             public void proposalPopupClosed(ContentProposalAdapter adapter) {\r
  77                 if(VariableNameModifier.this != null)\r
  78                     VariableNameModifier.this.activate();\r
  79             }\r
  80         });\r
  81 \r
  82         adapter.addContentProposalListener(new IContentProposalListener() {\r
  83 \r
  84             @Override\r
  85             public void proposalAccepted(IContentProposal proposal) {\r
  86                 if(VariableNameModifier.this.control != null && !VariableNameModifier.this.control.isDisposed())\r
  87                     VariableNameModifier.this.modifyText(new TrackedModifyEvent(VariableNameModifier.this.control, proposal.getContent()));\r
  88             }\r
  89         });\r
  90     \r
  91     \r
  92     }\r
  93     \r
  94 \r
  95     @Override\r
  96     public void applyText(WriteGraph graph, Resource resource, String text) throws DatabaseException {\r
  97         if(active) {\r
  98             graph.claimLiteral(resource, getVariableNameRelation(graph), text, Bindings.STRING);\r
  99             graph.deny(resource, getIndexRelation(graph));\r
 100         } else {\r
 101             System.out.println("NÄHÄÄ");\r
 102         }\r
 103     }\r
 104     \r
 105     private Resource getVariableNameRelation(ReadGraph graph) throws DatabaseException {\r
 106         return graph.getResource(variableNameRelationUri);\r
 107     }\r
 108     \r
 109     private Resource getIndexRelation(ReadGraph graph) throws DatabaseException {\r
 110         return graph.getResource(indexUri);\r
 111     }\r
 112 \r
 113     public void deactivate() {\r
 114         active = false;\r
 115     }\r
 116 \r
 117     public void activate() {\r
 118         active = true;\r
 119     }\r
 120 \r
 121 }\r