Examples with AnnotationBackedDescriptor com.intellij.lang.javascript.flex.AnnotationBackedDescriptor used on opensource projects

Example 1 with AnnotationBackedDescriptor

use of com.intellij.lang.javascript.flex.AnnotationBackedDescriptor in project intellij-plugins by JetBrains.

the class ClassBackedElementDescriptor method getAttributesDescriptors.

@Override
public XmlAttributeDescriptor[] getAttributesDescriptors(@Nullable final XmlTag _context) {
    if (MxmlLanguageTagsUtil.isFxPrivateTag(_context) || MxmlLanguageTagsUtil.isFxLibraryTag(_context)) {
        return XmlAttributeDescriptor.EMPTY;
    }
    if (MxmlLanguageTagsUtil.isFxDefinitionTag(_context)) {
        return new XmlAttributeDescriptor[] { new AnnotationBackedDescriptorImpl(MxmlLanguageTagsUtil.NAME_ATTRIBUTE, this, true, null, null, null) };
    }
    if (_context != null && MxmlLanguageTagsUtil.isComponentTag(_context)) {
        return new XmlAttributeDescriptor[] { new ClassNameAttributeDescriptor(this), new AnnotationBackedDescriptorImpl(FlexMxmlLanguageAttributeNames.ID, this, true, null, null, null) };
    }
    if (myDescriptors == null || myPackageToInternalDescriptors == null) {
        PsiElement element = getDeclaration();
        if (element == null) {
            myDescriptors = Collections.emptyMap();
            myPackageToInternalDescriptors = Collections.emptyMap();
        } else {
            ensureDescriptorsMapsInitialized(element, null);
        }
    }
    final Collection<AnnotationBackedDescriptor> descriptors = new ArrayList<>(myDescriptors.values());
    if (_context != null && !myPackageToInternalDescriptors.isEmpty()) {
        final String contextPackage = JSResolveUtil.getPackageNameFromPlace(_context);
        final Map<String, AnnotationBackedDescriptor> internalDescriptors = myPackageToInternalDescriptors.get(contextPackage);
        if (internalDescriptors != null) {
            descriptors.addAll(internalDescriptors.values());
        }
    }
    if (_context != null && MxmlLanguageTagsUtil.isComponentTag(_context.getParentTag())) {
        descriptors.add(new AnnotationBackedDescriptorImpl(IMPLEMENTS_ATTR_NAME, this, true, null, null, null));
    }
    if (_context != null && _context.getParent() instanceof XmlDocument) {
        final AnnotationBackedDescriptor idDescriptor = myDescriptors.get(FlexMxmlLanguageAttributeNames.ID);
        if (idDescriptor != null) {
            descriptors.remove(idDescriptor);
        }
        descriptors.add(new AnnotationBackedDescriptorImpl(IMPLEMENTS_ATTR_NAME, this, true, null, null, null));
        // do not include id, includeIn, excludeFrom, itemCreationPolicy, itemDestructionPolicy attributes for root tag
        if (myPredefinedDescriptors != null) {
            for (final AnnotationBackedDescriptor descriptor : myPredefinedDescriptors.values()) {
                if (!FlexMxmlLanguageAttributeNames.ID.equals(descriptor.getName()) && !ArrayUtil.contains(descriptor.getName(), CodeContext.GUMBO_ATTRIBUTES)) {
                    descriptors.add(descriptor);
                }
            }
        }
    } else if (myPredefinedDescriptors != null) {
        descriptors.addAll(myPredefinedDescriptors.values());
    }
    return descriptors.toArray(new XmlAttributeDescriptor[descriptors.size()]);
}

Example 2 with AnnotationBackedDescriptor

use of com.intellij.lang.javascript.flex.AnnotationBackedDescriptor in project intellij-plugins by JetBrains.

the class ClassBackedElementDescriptor method getAttributeDescriptor.

@Override
public XmlAttributeDescriptor getAttributeDescriptor(String attributeName, @Nullable final XmlTag context) {
    if (isPrivateAttribute(attributeName, context)) {
        return new AnyXmlAttributeDescriptor(attributeName);
    }
    if (context != null && context.getParent() instanceof XmlDocument) {
        if (FlexMxmlLanguageAttributeNames.ID.equals(attributeName) || ArrayUtil.contains(attributeName, CodeContext.GUMBO_ATTRIBUTES)) {
            // id, includeIn, excludeFrom, itemCreationPolicy, itemDestructionPolicy attributes are not allowed for the root tag
            return null;
        }
    }
    PsiElement element = getDeclaration();
    if (element == null)
        return null;
    attributeName = skipStateNamePart(attributeName);
    ensureDescriptorsMapsInitialized(element, null);
    AnnotationBackedDescriptor descriptor = myDescriptors.get(attributeName);
    if (descriptor == null && context != null) {
        final String prefix = context.getNamespacePrefix();
        if (StringUtil.isNotEmpty(prefix) && attributeName.startsWith(prefix + ":")) {
            descriptor = myDescriptors.get(attributeName.substring(prefix.length() + 1));
        }
    }
    if (descriptor == null && context != null && !myPackageToInternalDescriptors.isEmpty()) {
        final String contextPackage = JSResolveUtil.getPackageNameFromPlace(context);
        final Map<String, AnnotationBackedDescriptor> internalDescriptors = myPackageToInternalDescriptors.get(contextPackage);
        if (internalDescriptors != null) {
            descriptor = internalDescriptors.get(attributeName);
        }
    }
    if (descriptor == null && myPredefinedDescriptors != null) {
        descriptor = myPredefinedDescriptors.get(attributeName);
    }
    if (descriptor == null) {
        if (IMPLEMENTS_ATTR_NAME.equals(attributeName) && context != null) {
            final PsiElement parent = context.getParent();
            if (parent instanceof XmlDocument || (parent instanceof XmlTag && MxmlLanguageTagsUtil.isComponentTag((XmlTag) parent))) {
                descriptor = new AnnotationBackedDescriptorImpl(IMPLEMENTS_ATTR_NAME, this, true, null, null, null);
            }
        } else if (XmlBackedJSClassImpl.CLASS_NAME_ATTRIBUTE_NAME.equals(attributeName) && MxmlLanguageTagsUtil.isComponentTag(context)) {
            descriptor = new ClassNameAttributeDescriptor(this);
        } else if (!predefined && !FlexMxmlLanguageAttributeNames.ID.equals(attributeName) && !MxmlLanguageTagsUtil.isXmlOrXmlListTag(context) && isDynamicClass(element)) {
            return new AnyXmlAttributeDescriptor(attributeName);
        }
    }
    return descriptor;
}

Example 3 with AnnotationBackedDescriptor

use of com.intellij.lang.javascript.flex.AnnotationBackedDescriptor in project intellij-plugins by JetBrains.

the class ClassBackedElementDescriptor method getDefaultPropertyDescriptor.

@Nullable
public AnnotationBackedDescriptor getDefaultPropertyDescriptor() {
    if (!defaultPropertyDescriptorInitialized) {
        PsiElement element = predefined ? null : getDeclaration();
        if (element instanceof XmlFile) {
            element = XmlBackedJSClassFactory.getXmlBackedClass((XmlFile) element);
        }
        if (element instanceof JSClass) {
            JSClass jsClass = (JSClass) element;
            do {
                AnnotationBackedDescriptor descriptor = getDefaultPropertyDescriptor(jsClass);
                if (descriptor == null) {
                    jsClass = ArrayUtil.getFirstElement(jsClass.getSuperClasses());
                } else {
                    defaultPropertyDescriptor = descriptor;
                    break;
                }
            } while (jsClass != null);
        }
        defaultPropertyDescriptorInitialized = true;
    }
    return defaultPropertyDescriptor;
}

Example 4 with AnnotationBackedDescriptor

use of com.intellij.lang.javascript.flex.AnnotationBackedDescriptor in project intellij-plugins by JetBrains.

the class MxmlLanguageInjector method injectInMxmlFile.

private static void injectInMxmlFile(final MultiHostRegistrar registrar, final PsiElement host, final PsiMetaData descriptor, XmlTag tag) {
    int offset = host instanceof XmlText ? 0 : 1;
    if (descriptor instanceof AnnotationBackedDescriptor && ((XmlElementDescriptorWithCDataContent) descriptor).requiresCdataBracesInContext(tag)) {
        final int length = host.getTextLength();
        if (length < 2 * offset)
            return;
        String type = ((AnnotationBackedDescriptor) descriptor).getType();
        if (type == null)
            type = "*";
        @NonNls String prefix = "(function (event:" + type + ") {";
        @NonNls String suffix = "})(null);";
        if (host instanceof XmlText) {
            JSLanguageInjector.injectToXmlText(registrar, host, JavaScriptSupportLoader.ECMA_SCRIPT_L4, prefix, suffix);
        } else {
            if (JSCommonTypeNames.FUNCTION_CLASS_NAME.equals(type) && host.textContains('{')) {
                final String text = StringUtil.stripQuotesAroundValue(host.getText());
                if (text.startsWith("{") && text.endsWith("}")) {
                    prefix = FUNCTION_CALL_PREFIX;
                    suffix = FUNCTION_CALL_SUFFIX;
                    offset++;
                }
            }
            TextRange range = new TextRange(offset, length - offset);
            registrar.startInjecting(JavaScriptSupportLoader.ECMA_SCRIPT_L4).addPlace(prefix, (host instanceof XmlAttributeValue ? "\n" : "") + suffix, (PsiLanguageInjectionHost) host, range).doneInjecting();
        }
    } else if (!(host instanceof XmlText) || !hasCDATA((XmlText) host)) {
        final String text = StringUtil.stripQuotesAroundValue(host.getText());
        int openedBraces = 0;
        int start = -1;
        boolean addedSomething = false;
        boolean quoted = false;
        for (int i = 0; i < text.length(); ++i) {
            final char ch = text.charAt(i);
            if (quoted) {
                quoted = false;
                continue;
            }
            if (ch == '\\') {
                quoted = true;
            } else if (ch == '{') {
                if (openedBraces == 0)
                    start = i + 1;
                openedBraces++;
            } else if (ch == '}') {
                openedBraces--;
                if (openedBraces == 0 && start != -1) {
                    registrar.startInjecting(JavaScriptSupportLoader.ECMA_SCRIPT_L4).addPlace(FUNCTION_CALL_PREFIX, FUNCTION_CALL_SUFFIX, (PsiLanguageInjectionHost) host, new TextRange(offset + start, i + offset)).doneInjecting();
                    addedSomething = true;
                    start = -1;
                }
            }
        }
        if (!addedSomething) {
            final String trimmedText = text.trim();
            start = trimmedText.indexOf("@");
            if (start == 0 && trimmedText.length() > 1 && Character.isUpperCase(trimmedText.charAt(1))) {
                // @id can be reference to attribute
                offset += text.indexOf(trimmedText);
                registrar.startInjecting(JavaScriptSupportLoader.ECMA_SCRIPT_L4).addPlace(null, null, (PsiLanguageInjectionHost) host, new TextRange(offset, trimmedText.length() + offset)).doneInjecting();
            }
        }
    }
}

Example 5 with AnnotationBackedDescriptor

use of com.intellij.lang.javascript.flex.AnnotationBackedDescriptor in project intellij-plugins by JetBrains.

the class MxmlReferenceContributor method registerReferenceProviders.

@Override
public void registerReferenceProviders(@NotNull final PsiReferenceRegistrar registrar) {
    registrar.registerReferenceProvider(XmlPatterns.xmlAttributeValue().withLocalName(or(string().endsWith(STYLE_NAME_ATTR_SUFFIX), string().equalTo(STYLE_NAME_ATTR))).and(new FilterPattern(new ElementFilter() {

        public boolean isAcceptable(final Object element, final PsiElement context) {
            return !((PsiElement) element).textContains('{');
        }

        public boolean isClassAcceptable(final Class hintClass) {
            return true;
        }
    })), CssReferenceProviderUtil.CSS_CLASS_OR_ID_KEY_PROVIDER.getProvider());
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, null, new ElementFilter() {

        @Override
        public boolean isAcceptable(Object element, PsiElement context) {
            PsiElement parent = ((PsiElement) element).getParent();
            if (parent instanceof XmlAttribute) {
                XmlAttributeDescriptor descriptor = ((XmlAttribute) parent).getDescriptor();
                if (descriptor instanceof AnnotationBackedDescriptorImpl) {
                    String format = ((AnnotationBackedDescriptor) descriptor).getFormat();
                    return FlexCssPropertyDescriptor.COLOR_FORMAT.equals(format);
                }
            }
            return false;
        }

        @Override
        public boolean isClassAcceptable(Class hintClass) {
            return true;
        }
    }, true, new PsiReferenceProvider() {

        @NotNull
        @Override
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull ProcessingContext context) {
            XmlAttributeValue value = (XmlAttributeValue) element;
            XmlAttribute parent = (XmlAttribute) value.getParent();
            int length = value.getTextLength();
            if (length >= 2) {
                AnnotationBackedDescriptor descriptor = (AnnotationBackedDescriptor) parent.getDescriptor();
                assert descriptor != null;
                if (JSCommonTypeNames.ARRAY_CLASS_NAME.equals(descriptor.getType())) {
                    // drop quotes
                    String text = element.getText().substring(1, length - 1);
                    final List<PsiReference> references = new ArrayList<>();
                    new ArrayAttributeValueProcessor() {

                        @Override
                        protected void processElement(int start, int end) {
                            references.add(new FlexColorReference(element, new TextRange(start + 1, end + 1)));
                        }
                    }.process(text);
                    return references.toArray(new PsiReference[references.size()]);
                } else {
                    // inside quotes
                    return new PsiReference[] { new FlexColorReference(element, new TextRange(1, length - 1)) };
                }
            }
            return PsiReference.EMPTY_ARRAY;
        }
    });
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, null, new ElementFilter() {

        public boolean isAcceptable(final Object element, final PsiElement context) {
            PsiElement parent = ((PsiElement) element).getParent();
            if (!(parent instanceof XmlAttribute) || !((XmlAttribute) parent).isNamespaceDeclaration()) {
                return false;
            }
            final PsiElement parentParent = parent.getParent();
            if (parentParent instanceof XmlTag && MxmlJSClass.isInsideTagThatAllowsAnyXmlContent((XmlTag) parentParent)) {
                return false;
            }
            return true;
        }

        public boolean isClassAcceptable(final Class hintClass) {
            return true;
        }
    }, true, new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
            final String trimmedText = StringUtil.unquoteString(element.getText());
            if (CodeContext.isPackageBackedNamespace(trimmedText)) {
                final JSReferenceSet referenceSet = new JSReferenceSet(element, trimmedText, 1, false, false) {

                    @Override
                    protected JSTextReference createTextReference(String s, int offset, boolean methodRef) {
                        return new JSTextReference(this, s, offset, methodRef) {

                            @Override
                            protected ResolveResult[] doResolve(@NotNull PsiFile psiFile) {
                                if ("*".equals(getCanonicalText())) {
                                    return new ResolveResult[] { new JSResolveResult(mySet.getElement()) };
                                }
                                return super.doResolve(psiFile);
                            }

                            @Override
                            protected MyResolveProcessor createResolveProcessor(String name, PsiElement place, ResultSink resultSink) {
                                return new MyResolveProcessor(name, place, resultSink) {

                                    @Override
                                    public boolean execute(@NotNull PsiElement element, @NotNull ResolveState state) {
                                        if (!(element instanceof JSPackageWrapper))
                                            return true;
                                        return super.execute(element, state);
                                    }
                                };
                            }
                        };
                    }
                };
                return referenceSet.getReferences();
            } else {
                return PsiReference.EMPTY_ARRAY;
            }
        }
    });
    // source attribute of Binding tag is handled in JSLanguageInjector
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, new String[] { FlexReferenceContributor.DESTINATION_ATTR_NAME }, new ScopeFilter(new ParentElementFilter(new AndFilter(XmlTagFilter.INSTANCE, new TagNameFilter(BINDING_TAG_NAME), new NamespaceFilter(JavaScriptSupportLoader.LANGUAGE_NAMESPACES)), 2)), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            final String trimmedText = StringUtil.unquoteString(element.getText());
            final JSReferenceSet referenceSet = new JSReferenceSet(element, trimmedText, 1, false);
            return referenceSet.getReferences();
        }
    });
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, new String[] { FlexReferenceContributor.SOURCE_ATTR_NAME }, new ScopeFilter(new ParentElementFilter(new AndFilter(XmlTagFilter.INSTANCE, new ElementFilterBase<PsiElement>(PsiElement.class) {

        protected boolean isElementAcceptable(final PsiElement element, final PsiElement context) {
            return true;
        }
    }), 2)), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            final XmlAttribute attribute = (XmlAttribute) element.getParent();
            final XmlTag tag = attribute.getParent();
            final String tagName = tag.getLocalName();
            final String trimmedText = StringUtil.unquoteString(element.getText());
            if (JavaScriptSupportLoader.isLanguageNamespace(tag.getNamespace())) {
                if (FlexPredefinedTagNames.SCRIPT.equals(tagName)) {
                    return ReferenceSupport.getFileRefs(element, element, 1, ReferenceSupport.LookupOptions.SCRIPT_SOURCE);
                }
                final String[] tagsWithSourceAttr = { MxmlJSClass.XML_TAG_NAME, FlexPredefinedTagNames.MODEL, JSCommonTypeNames.STRING_CLASS_NAME, JSCommonTypeNames.BOOLEAN_CLASS_NAME, JSCommonTypeNames.INT_TYPE_NAME, JSCommonTypeNames.UINT_TYPE_NAME, JSCommonTypeNames.NUMBER_CLASS_NAME };
                if (ArrayUtil.contains(tagName, tagsWithSourceAttr)) {
                    return ReferenceSupport.getFileRefs(element, element, 1, ReferenceSupport.LookupOptions.XML_AND_MODEL_SOURCE);
                }
                if (FlexPredefinedTagNames.STYLE.equals(tagName)) {
                    if (trimmedText.startsWith("http:")) {
                        return PsiReference.EMPTY_ARRAY;
                    } else {
                        return ReferenceSupport.getFileRefs(element, element, 1, ReferenceSupport.LookupOptions.STYLE_SOURCE);
                    }
                }
            }
            if (element.textContains('{') || element.textContains('@')) {
                return PsiReference.EMPTY_ARRAY;
            }
            final XmlAttributeDescriptor descriptor = attribute.getDescriptor();
            final PsiElement psiElement = descriptor == null ? null : descriptor.getDeclaration();
            if (psiElement instanceof JSFunction) {
                final JSAttribute inspectableAttr = AnnotationBackedDescriptorImpl.findInspectableAttr(psiElement);
                if (inspectableAttr != null) {
                    final JSAttributeNameValuePair attributeNameValuePair = inspectableAttr.getValueByName(FORMAT_ATTR_NAME);
                    if (attributeNameValuePair != null && FILE_ATTR_VALUE.equals(attributeNameValuePair.getSimpleValue())) {
                        return ReferenceSupport.getFileRefs(element, element, 1, ReferenceSupport.LookupOptions.NON_EMBEDDED_ASSET);
                    }
                }
            }
            return PsiReference.EMPTY_ARRAY;
        }
    });
    final Function<PsiReference, LocalQuickFix[]> quickFixProvider = reference -> {
        final PsiElement element = reference.getElement();
        final String classFqn = getTrimmedValueAndRange((XmlElement) element).first;
        final String tagOrAttrName = element instanceof XmlAttributeValue ? ((XmlAttribute) element.getParent()).getName() : ((XmlTag) element).getLocalName();
        final CreateClassIntentionWithCallback[] intentions;
        if (SKIN_CLASS_ATTR_NAME.equals(tagOrAttrName)) {
            intentions = new CreateClassIntentionWithCallback[] { new CreateFlexSkinIntention(classFqn, element) };
        } else if ("firstView".equals(tagOrAttrName)) {
            intentions = new CreateClassIntentionWithCallback[] { new CreateFlexMobileViewIntentionAndFix(classFqn, element, false) };
        } else {
            intentions = new CreateClassIntentionWithCallback[] { new ActionScriptCreateClassOrInterfaceFix(classFqn, null, element), new CreateFlexComponentFix(classFqn, element) };
        }
        for (CreateClassIntentionWithCallback intention : intentions) {
            intention.setCreatedClassFqnConsumer(fqn -> {
                if (!element.isValid())
                    return;
                if (element instanceof XmlAttributeValue) {
                    ((XmlAttribute) element.getParent()).setValue(fqn);
                } else {
                    ((XmlTag) element).getValue().setText(fqn);
                }
            });
        }
        return intentions;
    };
    XmlUtil.registerXmlTagReferenceProvider(registrar, null, TrueFilter.INSTANCE, true, createReferenceProviderForTagOrAttributeExpectingJSClass(quickFixProvider));
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, null, TrueFilter.INSTANCE, createReferenceProviderForTagOrAttributeExpectingJSClass(quickFixProvider));
    registrar.registerReferenceProvider(xmlAttribute().withParent(XmlTag.class).with(new PatternCondition<XmlAttribute>("") {

        @Override
        public boolean accepts(@NotNull XmlAttribute xmlAttribute, ProcessingContext context) {
            String attrName = xmlAttribute.getLocalName();
            int dotPos = attrName.indexOf('.');
            if (dotPos == -1)
                return false;
            return JavaScriptSupportLoader.isFlexMxmFile(xmlAttribute.getContainingFile());
        }
    }), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            String attrName = ((XmlAttribute) element).getLocalName();
            int dotPos = attrName.indexOf('.');
            if (dotPos == -1)
                return PsiReference.EMPTY_ARRAY;
            return new PsiReference[] { new FlexReferenceContributor.StateReference(element, new TextRange(dotPos + 1, attrName.length())) };
        }
    });
    XmlUtil.registerXmlTagReferenceProvider(registrar, null, new ElementFilterBase<XmlTag>(XmlTag.class) {

        protected boolean isElementAcceptable(final XmlTag element, final PsiElement context) {
            return element.getName().indexOf('.') != -1;
        }
    }, false, new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            final String name = ((XmlTag) element).getName();
            int dotIndex = name.indexOf('.');
            if (dotIndex == -1)
                return PsiReference.EMPTY_ARRAY;
            final int tagOffset = element.getTextRange().getStartOffset();
            final XmlToken startTagElement = XmlTagUtil.getStartTagNameElement((XmlTag) element);
            final XmlToken endTagElement = XmlTagUtil.getEndTagNameElement((XmlTag) element);
            if (startTagElement != null) {
                if (endTagElement != null && endTagElement.getText().equals(startTagElement.getText())) {
                    final int start1 = startTagElement.getTextRange().getStartOffset() - tagOffset;
                    final int start2 = endTagElement.getTextRange().getStartOffset() - tagOffset;
                    return new PsiReference[] { new FlexReferenceContributor.StateReference(element, new TextRange(start1 + dotIndex + 1, startTagElement.getTextRange().getEndOffset() - tagOffset)), new FlexReferenceContributor.StateReference(element, new TextRange(start2 + dotIndex + 1, endTagElement.getTextRange().getEndOffset() - tagOffset)) };
                } else {
                    final int start = startTagElement.getTextRange().getStartOffset() - tagOffset;
                    return new PsiReference[] { new FlexReferenceContributor.StateReference(element, new TextRange(start + dotIndex + 1, startTagElement.getTextRange().getEndOffset() - tagOffset)) };
                }
            }
            return PsiReference.EMPTY_ARRAY;
        }
    });
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, new String[] { "basedOn", "fromState", "toState", FlexStateElementNames.NAME, FlexStateElementNames.STATE_GROUPS }, new ScopeFilter(new ParentElementFilter(new AndFilter(XmlTagFilter.INSTANCE, new NamespaceFilter(MxmlJSClass.MXML_URIS)), 2)), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            final PsiElement parent = element.getParent();
            final PsiElement tag = parent.getParent();
            PsiReference ref = null;
            String tagName = ((XmlTag) tag).getLocalName();
            String attrName = ((XmlAttribute) parent).getName();
            String attrValue = ((XmlAttribute) parent).getValue();
            if (attrValue != null && attrValue.contains("{"))
                return PsiReference.EMPTY_ARRAY;
            if (FlexStateElementNames.NAME.equals(attrName)) {
                if ("State".equals(tagName)) {
                    ref = new AttributeValueSelfReference(element);
                } else {
                    return PsiReference.EMPTY_ARRAY;
                }
            } else if ("basedOn".equals(attrName) && element.getTextLength() == 2) {
                return PsiReference.EMPTY_ARRAY;
            } else if (FlexStateElementNames.STATE_GROUPS.equals(attrName)) {
                if ("State".equals(tagName)) {
                    return buildStateRefs(element, true);
                } else {
                    return PsiReference.EMPTY_ARRAY;
                }
            }
            if (FlexReferenceContributor.TRANSITION_TAG_NAME.equals(tagName)) {
                if ((element.textContains('*') && "*".equals(StringUtil.unquoteString(element.getText()))) || // empty value for attr, current state
                element.getTextLength() == 2) {
                    return PsiReference.EMPTY_ARRAY;
                }
            }
            if (ref == null) {
                ref = new FlexReferenceContributor.StateReference(element);
            }
            return new PsiReference[] { ref };
        }
    });
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, new String[] { FlexStateElementNames.EXCLUDE_FROM, FlexStateElementNames.INCLUDE_IN }, new ScopeFilter(new ParentElementFilter(XmlTagFilter.INSTANCE, 2)), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            return buildStateRefs(element, false);
        }
    });
    XmlUtil.registerXmlAttributeValueReferenceProvider(registrar, new String[] { CodeContext.TARGET_ATTR_NAME }, new ScopeFilter(new ParentElementFilter(new AndFilter(XmlTagFilter.INSTANCE, new TagNameFilter(CodeContext.REPARENT_TAG_NAME), new NamespaceFilter(JavaScriptSupportLoader.MXML_URI3)), 2)), new PsiReferenceProvider() {

        @NotNull
        public PsiReference[] getReferencesByElement(@NotNull final PsiElement element, @NotNull final ProcessingContext context) {
            return new PsiReference[] { new XmlIdValueReference(element) };
        }
    });
}