plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/asm/editor/AsmPresentationReconciler.java

   1 package net.mograsim.plugin.asm.editor;
   2
   3 import org.eclipse.jface.resource.ColorRegistry;
   4 import org.eclipse.jface.resource.FontRegistry;
   5 import org.eclipse.jface.text.IDocument;
   6 import org.eclipse.jface.text.TextAttribute;
   7 import org.eclipse.jface.text.presentation.PresentationReconciler;
   8 import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
   9 import org.eclipse.jface.text.rules.EndOfLineRule;
  10 import org.eclipse.jface.text.rules.IRule;
  11 import org.eclipse.jface.text.rules.RuleBasedScanner;
  12 import org.eclipse.jface.text.rules.Token;
  13 import org.eclipse.ui.PlatformUI;
  14 import org.eclipse.ui.themes.ITheme;
  15
  16 import net.mograsim.plugin.asm.editor.rules.AsmLabelRule;
  17 import net.mograsim.plugin.asm.editor.rules.AsmNumberRule;
  18 import net.mograsim.plugin.asm.editor.rules.InstructionRule;
  19
  20 public class AsmPresentationReconciler extends PresentationReconciler
  21 {
  22
  23         private final Token comment = new Token(null);
  24 //      private final Token std = new Token(null);
  25         private final Token op = new Token(null);
  26         private final Token label = new Token(null);
  27         private final Token number = new Token(null);
  28
  29         private IRule[] rules;
  30
  31         public AsmPresentationReconciler()
  32         {
  33                 RuleBasedScanner scanner = new RuleBasedScanner();
  34                 rules = new IRule[4];
  35                 rules[0] = new EndOfLineRule(";", comment);
  36                 rules[1] = new AsmLabelRule(label);
  37                 rules[2] = new InstructionRule(Token.UNDEFINED, op, true);
  38                 rules[3] = new AsmNumberRule(number);
  39
  40                 scanner.setRules(rules);
  41                 DefaultDamagerRepairer dr = new DefaultDamagerRepairer(scanner);
  42                 this.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
  43                 this.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);
  44
  45                 ITheme current = PlatformUI.getWorkbench().getThemeManager().getCurrentTheme();
  46                 updateStyle(current);
  47                 current.getColorRegistry().addListener(e -> updateStyle(current));
  48                 current.getFontRegistry().addListener(e -> updateStyle(current));
  49         }
  50
  51         void updateStyle(ITheme current)
  52         {
  53                 ColorRegistry cr = current.getColorRegistry();
  54                 FontRegistry fr = current.getFontRegistry();
  55                 comment.setData(new TextAttribute(cr.get("net.mograsim.plugin.asm_comment_color")));
  56                 op.setData(new TextAttribute(cr.get("net.mograsim.plugin.asm_operation_color"), null, 0,
  57                                 fr.get("net.mograsim.plugin.asm_operation_font")));
  58                 label.setData(new TextAttribute(cr.get("net.mograsim.plugin.asm_label_color")));
  59                 number.setData(new TextAttribute(cr.get("net.mograsim.plugin.asm_number_color")));
  60         }
  61 }