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

   1 /*******************************************************************************\r
   2  * Copyright (c) 2010 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.sysdyn.ui.properties.widgets.expressions;\r
  13 \r
  14 import org.eclipse.jface.text.DefaultTextHover;\r
  15 import org.eclipse.jface.text.IDocument;\r
  16 import org.eclipse.jface.text.ITextHover;\r
  17 import org.eclipse.jface.text.TextAttribute;\r
  18 import org.eclipse.jface.text.presentation.IPresentationReconciler;\r
  19 import org.eclipse.jface.text.presentation.PresentationReconciler;\r
  20 import org.eclipse.jface.text.rules.DefaultDamagerRepairer;\r
  21 import org.eclipse.jface.text.rules.IRule;\r
  22 import org.eclipse.jface.text.rules.ITokenScanner;\r
  23 import org.eclipse.jface.text.rules.IWordDetector;\r
  24 import org.eclipse.jface.text.rules.MultiLineRule;\r
  25 import org.eclipse.jface.text.rules.RuleBasedScanner;\r
  26 import org.eclipse.jface.text.rules.Token;\r
  27 import org.eclipse.jface.text.rules.WordRule;\r
  28 import org.eclipse.jface.text.source.DefaultAnnotationHover;\r
  29 import org.eclipse.jface.text.source.IAnnotationHover;\r
  30 import org.eclipse.jface.text.source.ISourceViewer;\r
  31 import org.eclipse.jface.text.source.SourceViewerConfiguration;\r
  32 import org.eclipse.swt.SWT;\r
  33 import org.eclipse.swt.graphics.RGB;\r
  34 import org.simantics.sysdyn.ui.properties.VariableNameUtils;\r
  35 \r
  36 public class ExpressionFieldConfiguration extends SourceViewerConfiguration {\r
  37 \r
  38 \r
  39         ColorManager colorManager;\r
  40 \r
  41         public ExpressionFieldConfiguration(ColorManager colorManager) {\r
  42                 super();\r
  43                 this.colorManager = colorManager;\r
  44         }\r
  45 \r
  46         public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {\r
  47                 return new String[] {\r
  48                                 IDocument.DEFAULT_CONTENT_TYPE\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         ITokenScanner getSclTokenScanner() {\r
  65                 RuleBasedScanner scanner = new RuleBasedScanner();\r
  66 \r
  67                 final Token reserved = new Token(\r
  68                                 new TextAttribute(\r
  69                                                 colorManager.getColor(new RGB(127, 0, 85)),\r
  70                                                 null,\r
  71                                                 SWT.BOLD\r
  72                                 ));\r
  73             final Token defaultToken = new Token(new TextAttribute(colorManager.getColor(new RGB(0, 0, 0))));\r
  74 \r
  75                  final Token comment = new Token(new TextAttribute(colorManager.getColor(new RGB(63, 127, 95))));\r
  76 \r
  77 \r
  78                 WordRule reservedWord = new WordRule(new IWordDetector() {   \r
  79                         @Override\r
  80                         public boolean isWordStart(char c) {\r
  81                                 return Character.isLetter(c);\r
  82                         }\r
  83 \r
  84                         @Override\r
  85                         public boolean isWordPart(char c) {\r
  86                                 return Character.isLetter(c);\r
  87                         }\r
  88                 }, defaultToken);\r
  89                 \r
  90 \r
  91                 for(String s : VariableNameUtils.keywords) {\r
  92                         reservedWord.addWord(s, reserved);\r
  93                 }\r
  94 \r
  95                 IRule[] rules = new IRule[] {\r
  96                                 reservedWord,\r
  97                                 new MultiLineRule("/*", "*/", comment)\r
  98                 };\r
  99                 scanner.setRules(rules);\r
 100 \r
 101                 return scanner;  \r
 102         }\r
 103 \r
 104         @Override\r
 105         public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {\r
 106                 return new DefaultTextHover(sourceViewer);\r
 107         }\r
 108 \r
 109         @Override\r
 110         public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {\r
 111                 return new DefaultAnnotationHover();\r
 112         }\r
 113 \r
 114 }\r