Package org.antlr.works.grammar.element

Examples of org.antlr.works.grammar.element.ElementRule

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    }

    public ElementRule getLastParserRule() {
        List<ElementRule> rules = getGrammarEngine().getRules();
        for(int index = rules.size()-1; index>0; index--) {
            ElementRule rule = rules.get(index);
            if(!rule.lexer)
                return rule;
        }
        return null;
    }
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    }

    public ElementRule getLastLexerRule() {
        List<ElementRule> rules = getGrammarEngine().getRules();
        for(int index = rules.size()-1; index>0; index--) {
            ElementRule rule = rules.get(index);
            if(rule.lexer)
                return rule;
        }
        return null;
    }
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    public ElementRule selectRuleInTreeAtPosition(int pos) {
        if(programmaticallySelectingRule || getGrammarEngine().getRules() == null)
            return null;

        programmaticallySelectingRule = true;
        ElementRule rule = getEnclosingRuleAtPosition(pos);
        selectRuleInTree(rule);
        programmaticallySelectingRule = false;
        return rule;
    }
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    public ElementRule selectRuleNameInTree(String name) {
        if(programmaticallySelectingRule || getGrammarEngine().getRules() == null)
            return null;

        ElementRule rule = null;
        programmaticallySelectingRule = true;
        for (ElementRule r : getGrammarEngine().getRules()) {
            if (r.name.equals(name)) {
                selectRuleInTree(r);
                rule = r;
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    public boolean isRuleAtIndex(int index) {
        return getRuleAtIndex(index) != null;
    }

    public void selectNextRule() {
        ElementRule rule = getEnclosingRuleAtPosition(window.getCaretPosition());
        int index = getGrammarEngine().getRules().indexOf(rule)+1;
        rule = getGrammarEngine().getRuleAtIndex(index);
        if(rule != null) {
            window.setCaretPosition(rule.getStartIndex());
            window.rulesCaretPositionDidChange();
        }
    }
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        // Sort the list of subrules
        List<ElementRule> subrules = rules.subList(from, to+1);
        if(sort && !subrules.isEmpty()) {
            subrules = getSortedRules(subrules);
            Collections.sort(subrules);
            ElementRule firstRule = subrules.get(0);
            if(firstRule.lexer) {
                for(int index=0; index<subrules.size(); index++) {
                    ElementRule rule = subrules.get(0);
                    if(!rule.lexer)
                        break;

                    subrules.add(rule);
                    subrules.remove(0);
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    }

    public boolean xjTreeDrop(XJTree tree, Object sourceObject, Object targetObject, int dropLocation) {
        StatisticsAW.shared().recordEvent(StatisticsAW.EVENT_DROP_RULE);

        ElementRule sourceRule = ((EditorRules.RuleTreeUserObject) sourceObject).rule;
        ElementRule targetRule = ((EditorRules.RuleTreeUserObject) targetObject).rule;

        return moveRule(sourceRule, targetRule, dropLocation == XJTree.DROP_ABOVE);
    }
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        return !(selectedRules == null || selectedRules.isEmpty()) && (selectedRules.get(0)).ignored;
    }

    public class RuleMoveUpAction extends AbstractAction {
        public void actionPerformed(ActionEvent event) {
            ElementRule sourceRule = getEnclosingRuleAtPosition(window.getCaretPosition());
            int previousRuleIndex = getGrammarEngine().getRules().indexOf(sourceRule)-1;
            if(previousRuleIndex>=0) {
                ElementRule targetRule = getGrammarEngine().getRuleAtIndex(previousRuleIndex);
                moveRule(sourceRule, targetRule, true);
            }
        }
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        }
    }

    public class RuleMoveDownAction extends AbstractAction {
        public void actionPerformed(ActionEvent event) {
            ElementRule targetRule = getEnclosingRuleAtPosition(window.getCaretPosition());
            int nextRuleIndex = getGrammarEngine().getRules().indexOf(targetRule)+1;
            ElementRule sourceRule = getGrammarEngine().getRuleAtIndex(nextRuleIndex);
            if(sourceRule != null) {
                moveRule(sourceRule, targetRule, true);
                selectNextRule = true;
            }
        }
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            DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();
            RuleTreeUserObject n = (RuleTreeUserObject) node.getUserObject();
            if(n == null)
                return "";

            ElementRule r = n.rule;
            if(r == null || !r.hasErrors())
                return "";
            else
                return r.getErrorMessageHTML();
        }
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Related Classes of org.antlr.works.grammar.element.ElementRule

  • org.antlr.works.ate.syntax.misc.ATEToken
  • org.antlr.works.components.GrammarWindow
  • org.antlr.works.editor.EditorIdeas
  • org.antlr.works.editor.EditorRules
  • org.antlr.works.editor.EditorRules$RuleMoveDownAction
  • org.antlr.works.editor.EditorRules$RuleMoveUpAction
  • org.antlr.works.editor.EditorRules$RuleTree
  • org.antlr.works.grammar.antlr.ANTLRGrammarEngineImpl
  • org.antlr.works.grammar.antlr.GrammarError
  • org.antlr.works.grammar.GrammarDOTTab
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