eclipseprojects/eu.etaxonomy.taxeditor.prototype1/src/eu/etaxonomy/taxeditor/prototype1/view/MySourceViewerConfig.java

   1 package eu.etaxonomy.taxeditor.prototype1.view;
   2
   3 import org.eclipse.jface.text.IDocument;
   4 import org.eclipse.jface.text.TextAttribute;
   5 import org.eclipse.jface.text.contentassist.ContentAssistant;
   6 import org.eclipse.jface.text.contentassist.IContentAssistant;
   7 import org.eclipse.jface.text.presentation.IPresentationReconciler;
   8 import org.eclipse.jface.text.presentation.PresentationReconciler;
   9 import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
  10 import org.eclipse.jface.text.rules.Token;
  11 import org.eclipse.jface.text.source.ISourceViewer;
  12 import org.eclipse.jface.text.source.SourceViewerConfiguration;
  13 import org.eclipse.swt.graphics.Color;
  14 import org.eclipse.swt.graphics.RGB;
  15 import org.eclipse.swt.widgets.Display;
  16
  17 public class MySourceViewerConfig extends SourceViewerConfiguration {
  18         private MyRuleScanner scanner;
  19         private static Color DEFAULT_TAG_COLOR =
  20                 new Color(Display.getCurrent(), new RGB(0, 0, 200));
  21
  22         public MySourceViewerConfig() {
  23
  24         }
  25
  26         protected MyRuleScanner getTagScanner() {
  27                 if (scanner == null) {
  28                         scanner = new MyRuleScanner();
  29                         scanner.setDefaultReturnToken(
  30                                 new Token(new TextAttribute(DEFAULT_TAG_COLOR)));
  31                 }
  32                 return scanner;
  33         }
  34
  35         /**
  36          * Define reconciler for MyEditor
  37          */
  38         public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
  39                 PresentationReconciler reconciler = new PresentationReconciler();
  40                 DefaultDamagerRepairer dr = new DefaultDamagerRepairer(getTagScanner());
  41                 reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
  42                 reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);
  43                 return reconciler;
  44         }
  45
  46         public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
  47
  48                 ContentAssistant assistant = new ContentAssistant();
  49                 assistant.setContentAssistProcessor(
  50                         new MyCompletionProcessor(),
  51                         IDocument.DEFAULT_CONTENT_TYPE);
  52                 assistant.enableAutoActivation(true);
  53                 assistant.setAutoActivationDelay(50);
  54                 assistant.setProposalPopupOrientation(
  55                         IContentAssistant.PROPOSAL_OVERLAY);
  56                 assistant.setStatusLineVisible(true);
  57                 assistant.setStatusMessage("Create a nomenclatural or taxonomic relationship");
  58                 assistant.setProposalSelectorBackground(
  59                                 new Color(Display.getCurrent(), new RGB(255, 255, 255)));
  60                 assistant.setInformationControlCreator(
  61                                 getInformationControlCreator(sourceViewer)); // this is what pops up the yellow context box
  62                 return assistant;
  63         }
  64 }