bundles/org.simantics.scl.ui/src/org/simantics/scl/ui/editor/SCLSourceViewerConfiguration.java

   1 package org.simantics.scl.ui.editor;
   2
   3 import org.eclipse.jface.text.DefaultIndentLineAutoEditStrategy;
   4 import org.eclipse.jface.text.IAutoEditStrategy;
   5 import org.eclipse.jface.text.IDocument;
   6 import org.eclipse.jface.text.TextAttribute;
   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.IRule;
  11 import org.eclipse.jface.text.rules.ITokenScanner;
  12 import org.eclipse.jface.text.rules.IWhitespaceDetector;
  13 import org.eclipse.jface.text.rules.IWordDetector;
  14 import org.eclipse.jface.text.rules.RuleBasedScanner;
  15 import org.eclipse.jface.text.rules.Token;
  16 import org.eclipse.jface.text.rules.WhitespaceRule;
  17 import org.eclipse.jface.text.rules.WordRule;
  18 import org.eclipse.jface.text.source.ISourceViewer;
  19 import org.eclipse.jface.text.source.SourceViewerConfiguration;
  20 import org.eclipse.swt.SWT;
  21 import org.eclipse.swt.graphics.RGB;
  22 import org.simantics.scl.ui.info.SCLInfo;
  23
  24 public class SCLSourceViewerConfiguration extends SourceViewerConfiguration {
  25
  26     ColorManager colorManager;
  27
  28     public SCLSourceViewerConfiguration(ColorManager colorManager) {
  29         this.colorManager = colorManager;
  30     }
  31
  32     public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
  33         PresentationReconciler reconciler = new PresentationReconciler();
  34         reconciler.setDocumentPartitioning(SCLDocumentSetup.SCL_PARTIONING);
  35
  36         {
  37             final Token string = new Token(new TextAttribute(colorManager.get(new RGB(42, 0, 255))));
  38             RuleBasedScanner scanner = new RuleBasedScanner();
  39             scanner.setDefaultReturnToken(string);
  40             DefaultDamagerRepairer dr = new DefaultDamagerRepairer(scanner);
  41             reconciler.setRepairer(dr, SCLDocumentSetup.STRING);
  42             reconciler.setDamager(dr, SCLDocumentSetup.STRING);
  43         }
  44
  45         {
  46             Token comment = new Token(new TextAttribute(colorManager.get(new RGB(63, 127, 95))));
  47             RuleBasedScanner scanner = new RuleBasedScanner();
  48             scanner.setDefaultReturnToken(comment);
  49             DefaultDamagerRepairer dr = new DefaultDamagerRepairer(scanner);
  50             reconciler.setRepairer(dr, SCLDocumentSetup.COMMENT);
  51             reconciler.setDamager(dr, SCLDocumentSetup.COMMENT);
  52         }
  53
  54         {
  55             DefaultDamagerRepairer dr = new DefaultDamagerRepairer(getSclTokenScanner());
  56             reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);
  57             reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
  58         }
  59
  60         return reconciler;
  61     }
  62
  63     private ITokenScanner getSclTokenScanner() {
  64         RuleBasedScanner scanner = new RuleBasedScanner();
  65
  66         final Token reserved = new Token(new TextAttribute(colorManager.get(new RGB(127, 0, 85)), null, SWT.BOLD));
  67
  68         WordRule reservedWord = new WordRule(new IWordDetector() {
  69             @Override
  70             public boolean isWordStart(char c) {
  71                 return Character.isJavaIdentifierStart(c);
  72             }
  73
  74             @Override
  75             public boolean isWordPart(char c) {
  76                 return Character.isJavaIdentifierPart(c);
  77             }
  78         }, new Token(new TextAttribute(colorManager.get(new RGB(0, 0, 0)))));
  79
  80         for(String word : SCLInfo.RESERVED_WORDS)
  81             reservedWord.addWord(word, reserved);
  82
  83         IRule[] rules = new IRule[] {
  84                 reservedWord,
  85                 new WhitespaceRule(new IWhitespaceDetector() {
  86
  87                     @Override
  88                     public boolean isWhitespace(char c) {
  89                         return Character.isWhitespace(c);
  90                     }
  91                 }),
  92         };
  93         scanner.setRules(rules);
  94
  95         return scanner;
  96     }
  97
  98     @Override
  99     public IAutoEditStrategy[] getAutoEditStrategies(
 100             ISourceViewer sourceViewer, String contentType) {
 101         return new IAutoEditStrategy[] {
 102                 new ReplaceTabsBySpaces(),
 103                 new DefaultIndentLineAutoEditStrategy()/*,
 104                 new MatchingBracketsEditStrategy()*/
 105         };
 106     }
 107 }