eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/propertysheet/SourceViewerConfig.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.propertysheet;
  11
  12 import org.apache.log4j.Logger;
  13 import org.eclipse.jface.text.IDocument;
  14 import org.eclipse.jface.text.contentassist.ContentAssistEvent;
  15 import org.eclipse.jface.text.contentassist.ContentAssistant;
  16 import org.eclipse.jface.text.contentassist.ICompletionListener;
  17 import org.eclipse.jface.text.contentassist.ICompletionProposal;
  18 import org.eclipse.jface.text.contentassist.IContentAssistant;
  19 import org.eclipse.jface.text.source.ISourceViewer;
  20 import org.eclipse.jface.text.source.SourceViewerConfiguration;
  21 import org.eclipse.swt.graphics.Color;
  22 import org.eclipse.swt.graphics.RGB;
  23 import org.eclipse.swt.widgets.Display;
  24
  25 /**
  26  * @author p.ciardelli
  27  * @created 19.05.2008
  28  * @version 1.0
  29  */
  30 public class SourceViewerConfig extends SourceViewerConfiguration {
  31         private static final Logger logger = Logger
  32                         .getLogger(SourceViewerConfig.class);
  33
  34         public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
  35
  36                 ContentAssistant assistant = new ContentAssistant();
  37                 assistant.setContentAssistProcessor(
  38                         new CompletionProcessor(),
  39                         IDocument.DEFAULT_CONTENT_TYPE);
  40                 assistant.enableAutoActivation(true);
  41                 assistant.setAutoActivationDelay(50);
  42                 assistant.setProposalPopupOrientation(
  43                         IContentAssistant.PROPOSAL_OVERLAY);
  44                 assistant.setStatusLineVisible(true);
  45 //              assistant.setStatusMessage("Create a nomenclatural or taxonomic relationship");
  46                 assistant.setProposalSelectorBackground(
  47                                 new Color(Display.getCurrent(), new RGB(255, 255, 255)));
  48                 assistant.setInformationControlCreator(
  49                                 getInformationControlCreator(sourceViewer)); // this is what pops up in the yellow context box
  50                 assistant.addCompletionListener(new ICompletionListener() {
  51
  52                         @Override
  53                         public void assistSessionEnded(ContentAssistEvent event) {
  54                                 // TODO Auto-generated method stub
  55                         }
  56
  57                         @Override
  58                         public void assistSessionStarted(ContentAssistEvent event) {
  59                                 // TODO Auto-generated method stub
  60                         }
  61
  62                         @Override
  63                         public void selectionChanged(ICompletionProposal proposal,
  64                                         boolean smartToggle) {
  65                                 if (smartToggle) {
  66                                         logger.warn("Inserting " + proposal.getDisplayString());
  67                                 }
  68                         }
  69                 });
  70                 return assistant;
  71         }
  72 }