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

   1 package org.simantics.sysdyn.ui.equation.expressions;\r
   2 \r
   3 import org.eclipse.jface.text.DefaultTextHover;\r
   4 import org.eclipse.jface.text.IDocument;\r
   5 import org.eclipse.jface.text.ITextHover;\r
   6 import org.eclipse.jface.text.TextAttribute;\r
   7 import org.eclipse.jface.text.presentation.IPresentationReconciler;\r
   8 import org.eclipse.jface.text.presentation.PresentationReconciler;\r
   9 import org.eclipse.jface.text.rules.DefaultDamagerRepairer;\r
  10 import org.eclipse.jface.text.rules.IRule;\r
  11 import org.eclipse.jface.text.rules.ITokenScanner;\r
  12 import org.eclipse.jface.text.rules.IWordDetector;\r
  13 import org.eclipse.jface.text.rules.PatternRule;\r
  14 import org.eclipse.jface.text.rules.RuleBasedScanner;\r
  15 import org.eclipse.jface.text.rules.Token;\r
  16 import org.eclipse.jface.text.rules.WordRule;\r
  17 import org.eclipse.jface.text.source.DefaultAnnotationHover;\r
  18 import org.eclipse.jface.text.source.IAnnotationHover;\r
  19 import org.eclipse.jface.text.source.ISourceViewer;\r
  20 import org.eclipse.jface.text.source.SourceViewerConfiguration;\r
  21 import org.eclipse.swt.SWT;\r
  22 import org.eclipse.swt.graphics.RGB;\r
  23 \r
  24 public class ExpressionFieldConfiguration extends SourceViewerConfiguration {\r
  25 \r
  26 \r
  27     ColorManager colorManager;\r
  28 \r
  29     public ExpressionFieldConfiguration(ColorManager colorManager) {\r
  30         super();\r
  31         this.colorManager = colorManager;\r
  32     }\r
  33 \r
  34     public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {\r
  35         return new String[] {\r
  36                 IDocument.DEFAULT_CONTENT_TYPE\r
  37         };\r
  38     }\r
  39 \r
  40     /*\r
  41     @Override\r
  42     public IAutoEditStrategy[] getAutoEditStrategies(\r
  43             ISourceViewer sourceViewer, String contentType) {\r
  44         return new IAutoEditStrategy[] {\r
  45                 new ReplaceTabsBySpaces(),\r
  46                 new IndentLineEditStrategy(),\r
  47                 new MatchingBracketsEditStrategy()\r
  48         };\r
  49     }\r
  50     */\r
  51 \r
  52     public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {\r
  53         PresentationReconciler reconciler = new PresentationReconciler();\r
  54 \r
  55         DefaultDamagerRepairer dr = new DefaultDamagerRepairer(getSclTokenScanner());\r
  56 \r
  57         reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);\r
  58         reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);\r
  59 \r
  60         return reconciler;\r
  61     }\r
  62 \r
  63     /*\r
  64      * \r
  65      */\r
  66      ITokenScanner getSclTokenScanner() {\r
  67         RuleBasedScanner scanner = new RuleBasedScanner();\r
  68 \r
  69         final Token string = new Token(new TextAttribute(colorManager.getColor(new RGB(42, 0, 255))));  \r
  70         final Token reserved = new Token(\r
  71                 new TextAttribute(\r
  72                         colorManager.getColor(new RGB(127, 0, 85)),\r
  73                         null,\r
  74                         SWT.BOLD\r
  75                 ));\r
  76         final Token comment = new Token(new TextAttribute(colorManager.getColor(new RGB(63, 127, 95))));\r
  77 \r
  78         WordRule reservedWord = new WordRule(new IWordDetector() {   \r
  79             @Override\r
  80             public boolean isWordStart(char c) {\r
  81                 return c=='@';\r
  82             }\r
  83 \r
  84             @Override\r
  85             public boolean isWordPart(char c) {\r
  86                 return Character.isJavaIdentifierPart(c);\r
  87             }\r
  88         });\r
  89 \r
  90         reservedWord.addWord("@a", reserved);\r
  91         reservedWord.addWord("@keywords", reserved);\r
  92         reservedWord.addWord("@forAll", reserved);\r
  93         reservedWord.addWord("@forSome", reserved);\r
  94         reservedWord.addWord("@true", reserved);\r
  95         reservedWord.addWord("@false", reserved);\r
  96         reservedWord.addWord("@base", reserved);\r
  97         reservedWord.addWord("@prefix", reserved);\r
  98 \r
  99         IRule[] rules = new IRule[] {\r
 100                 //new MultiLineRule("\"\"\"", "\"\"\"", string),\r
 101                 new PatternRule("\"", "\"", string, '\\', true),   \r
 102                 new PatternRule("\"\"\"", "\"\"\"", string, '\\', false),\r
 103                 new PatternRule("<", ">", string, '\\', false),\r
 104                 new PatternRule("#", null, comment, '\0', true),\r
 105                 reservedWord\r
 106         };\r
 107         scanner.setRules(rules);\r
 108 \r
 109         return scanner;  \r
 110      }\r
 111 \r
 112      @Override\r
 113      public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {\r
 114          return new DefaultTextHover(sourceViewer);\r
 115      }\r
 116 \r
 117      @Override\r
 118      public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {\r
 119          return new DefaultAnnotationHover();\r
 120      }\r
 121 \r
 122 }\r