import org.fife.ui.rsyntaxtextarea.LinkGeneratorResult; //导入依赖的package包/类
private LinkGeneratorResult handleDereferenceLink(Token parent, Token main,
			RSyntaxTextArea textArea, int offs) {
//		return new SelectRegionLinkGeneratorResult(textArea,
//				main.offset, 1, 2);
// TODO: Implement me right!  Need actual property definition to be able to
// look it up in the doc
String searchFor = null;//main.getLexeme();
if (isGlobalVariable(parent.getLexeme())) {
	searchFor = "namespace " + parent.getLexeme();
}
else if ("lweapon".equalsIgnoreCase(searchFor) || "eweapon".equalsIgnoreCase(searchFor)) {
	//searchFor = null;//"Weapon Functions and Variables";
}
return new OpenBuiltInStuffLinkGeneratorResult(textArea, main.getOffset(), searchFor);
	}
 

import org.fife.ui.rsyntaxtextarea.LinkGeneratorResult; //导入依赖的package包/类
@Override
public LinkGeneratorResult isLinkAtOffset(RSyntaxTextArea textArea, int offset) {
	try {
		Token token = textArea.modelToToken(offset);
		if (token == null) {
			return null;
		}
		final int sourceOffset = token.getOffset();
		final Position defPos = getDefPosition(jCls, textArea, sourceOffset);
		if (defPos == null) {
			return null;
		}
		return new LinkGeneratorResult() {
			@Override
			public HyperlinkEvent execute() {
				return new HyperlinkEvent(defPos, HyperlinkEvent.EventType.ACTIVATED, null,
						defPos.getNode().makeLongString());
			}

			@Override
			public int getSourceOffset() {
				return sourceOffset;
			}
		};
	} catch (Exception e) {
		LOG.error("isLinkAtOffset error", e);
		return null;
	}
}
 

import org.fife.ui.rsyntaxtextarea.LinkGeneratorResult; //导入依赖的package包/类
/**
 * @return LinkGeneratorResult based on the JavaScriptDeclaraton and the position 
 */
protected LinkGeneratorResult createSelectedRegionResult(RSyntaxTextArea textArea, Token t, JavaScriptDeclaration dec) {
	if(dec.getTypeDeclarationOptions() != null && !dec.getTypeDeclarationOptions().isSupportsLinks()) {
		return null;
	}
	return new SelectRegionLinkGeneratorResult(textArea, t.getOffset(), dec.getStartOffSet(), dec.getEndOffset());
}
 

import org.fife.ui.rsyntaxtextarea.LinkGeneratorResult; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public LinkGeneratorResult isLinkAtOffset(RSyntaxTextArea textArea, int offs) {
	
	JavaScriptDeclaration dec = null;
	IsLinkableCheckResult result = checkForLinkableToken(textArea, offs);
	if (result != null) {
		//re-parse the document to resolve any variables local to the offs
		Token t = result.token;
		boolean function = result.function;
		String name = t.getLexeme();
		if(name != null && name.length() > 0)
		{
			//only re-parse the document if there is a character that could potentially be a variable or function 
			if(name.length() > 1 || (name.length() == 1 && Character.isJavaIdentifierPart(name.charAt(0))))
			{
				language.reparseDocument(offs);
			}
		}
		JavaScriptParser parser = language.getJavaScriptParser();
		VariableResolver variableResolver = parser.getVariablesAndFunctions();

		if (variableResolver != null) {
			
			if (!function) { // must be a variable
				dec = variableResolver.findDeclaration(name, offs, findLocal, findPreprocessed, findSystem);
			}
			else {
				String lookup = getLookupNameForFunction(textArea, offs, name);
				// lookup Function based on the name
				dec = variableResolver.findFunctionDeclaration(lookup, findLocal, findPreprocessed);
				if(dec == null) {
					dec = variableResolver.findFunctionDeclarationByFunctionName(name, findLocal, findPreprocessed);
				}
			}

		}

		if (dec != null) {
			return createSelectedRegionResult(textArea, t, dec);
		}
	}
	return null;
}