/*
* Copyright (c) 2012 Sam Harwell, Tunnel Vision Laboratories LLC
* All rights reserved.
*
* The source code of this document is proprietary work, and is not licensed for
* distribution. For information about licensing, contact Sam Harwell at:
* sam@tunnelvisionlabs.com
*/
package org.antlr.works.editor.grammar.navigation;
import java.util.Arrays;
import java.util.Collection;
import org.antlr.netbeans.editor.navigation.AbstractNavigatorUpdateWithContextParserTask;
import org.antlr.netbeans.editor.navigation.Description;
import org.antlr.netbeans.editor.text.DocumentSnapshot;
import org.antlr.netbeans.parsing.spi.ParseContext;
import org.antlr.netbeans.parsing.spi.ParserDataDefinition;
import org.antlr.netbeans.parsing.spi.ParserTask;
import org.antlr.netbeans.parsing.spi.ParserTaskDefinition;
import org.antlr.netbeans.parsing.spi.ParserTaskProvider;
import org.antlr.netbeans.parsing.spi.SingletonParserTaskProvider;
import org.antlr.works.editor.grammar.GrammarEditorKit;
import org.antlr.works.editor.grammar.GrammarParserDataDefinitions;
import org.antlr.works.editor.grammar.experimental.CurrentRuleContextData;
import org.netbeans.api.editor.mimelookup.MimeRegistration;
/**
*
* @author Sam Harwell
*/
public final class NavigatorUpdateParserTask extends AbstractNavigatorUpdateWithContextParserTask<GrammarRulesPanel, Description, CurrentRuleContextData> {
private NavigatorUpdateParserTask() {
super(GrammarParserDataDefinitions.NAVIGATOR_ROOT, GrammarParserDataDefinitions.CURRENT_RULE_CONTEXT);
}
@Override
public ParserTaskDefinition getDefinition() {
return Definition.INSTANCE;
}
@Override
protected GrammarRulesPanel getActiveNavigatorPanel() {
return GrammarRulesPanel.getInstance();
}
@Override
protected void refresh(ParseContext parseContext, DocumentSnapshot snapshot, GrammarRulesPanel panel, Description data, CurrentRuleContextData context) {
String selectedRule = context != null ? context.getRuleName() : null;
panel.getComponent().refresh(data, selectedRule);
}
private static final class Definition extends AbstractDefinition {
private static final Collection<ParserDataDefinition<?>> INPUTS =
Arrays.<ParserDataDefinition<?>>asList(
GrammarParserDataDefinitions.NAVIGATOR_ROOT,
GrammarParserDataDefinitions.CURRENT_RULE_CONTEXT,
GrammarParserDataDefinitions.NAVIGATOR_UI_VISIBLE);
public static final Definition INSTANCE = new Definition();
public Definition() {
super("Grammar Navigator Update", INPUTS);
}
}
@MimeRegistration(mimeType=GrammarEditorKit.GRAMMAR_MIME_TYPE, service=ParserTaskProvider.class)
public static final class Provider extends SingletonParserTaskProvider {
@Override
public ParserTaskDefinition getDefinition() {
return Definition.INSTANCE;
}
@Override
public ParserTask createTaskImpl() {
return new NavigatorUpdateParserTask();
}
}
}