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

   1 package org.simantics.scl.ui.editor;\r
   2 \r
   3 import org.eclipse.core.filebuffers.IDocumentSetupParticipant;\r
   4 import org.eclipse.jface.text.IDocument;\r
   5 import org.eclipse.jface.text.IDocumentExtension3;\r
   6 import org.eclipse.jface.text.IDocumentPartitioner;\r
   7 import org.eclipse.jface.text.rules.EndOfLineRule;\r
   8 import org.eclipse.jface.text.rules.FastPartitioner;\r
   9 import org.eclipse.jface.text.rules.IPredicateRule;\r
  10 import org.eclipse.jface.text.rules.MultiLineRule;\r
  11 import org.eclipse.jface.text.rules.PatternRule;\r
  12 import org.eclipse.jface.text.rules.RuleBasedPartitionScanner;\r
  13 import org.eclipse.jface.text.rules.Token;\r
  14 \r
  15 public class SCLDocumentSetup implements IDocumentSetupParticipant {\r
  16     \r
  17     public static final String COMMENT = "COMMENT";\r
  18     public static final String STRING = "STRING";\r
  19     \r
  20     public static final String[] PARTITION_TYPES = new String[] {\r
  21         COMMENT, STRING\r
  22     };\r
  23     \r
  24     public static final String SCL_PARTIONING = "SCL_PARTIONING";\r
  25     \r
  26     \r
  27     @Override\r
  28     public void setup(final IDocument document) {\r
  29         if(document instanceof IDocumentExtension3) {\r
  30             RuleBasedPartitionScanner scanner = new RuleBasedPartitionScanner();\r
  31             scanner.setPredicateRules(new IPredicateRule[] {\r
  32                     new MultiLineRule("/*", "*/", new Token(COMMENT)),\r
  33                     new EndOfLineRule("//", new Token(COMMENT)),\r
  34                     new MultiLineRule("\"\"\"", "\"\"\"", new Token(STRING), '\\'),\r
  35                     new PatternRule("\"", "\"", new Token(STRING), '\\', true),\r
  36             });\r
  37             IDocumentPartitioner partitioner = new FastPartitioner(scanner, PARTITION_TYPES);\r
  38             ((IDocumentExtension3)document).setDocumentPartitioner(SCL_PARTIONING, partitioner);\r
  39             partitioner.connect(document);\r
  40         }\r
  41     }\r
  42 \r
  43 }\r