| /* |
| * Copyright 2000-2010 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.lang.ant.dom; |
| |
| import com.intellij.codeInsight.lookup.AutoCompletionPolicy; |
| import com.intellij.codeInsight.lookup.LookupElement; |
| import com.intellij.codeInsight.lookup.LookupElementBuilder; |
| import com.intellij.lang.ant.AntBundle; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.pom.references.PomService; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.psi.impl.source.resolve.ResolveCache; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.util.xml.DomElement; |
| import com.intellij.util.xml.DomTarget; |
| import com.intellij.util.xml.DomUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author Eugene Zhuravlev |
| * Date: Aug 16, 2010 |
| */ |
| public class AntDomMacrodefAttributeReference extends AntDomReferenceBase{ |
| |
| public AntDomMacrodefAttributeReference(PsiElement element, TextRange range) { |
| super(element, range, true); |
| } |
| |
| public String getUnresolvedMessagePattern() { |
| return AntBundle.message("unknown.macro.attribute", getCanonicalText()); |
| } |
| |
| public PsiElement resolve() { |
| return ResolveCache.getInstance(getElement().getProject()).resolveWithCaching(this, MyResolver.INSTANCE, false, false); |
| } |
| |
| @NotNull |
| public Object[] getVariants() { |
| final AntDomMacroDef parentMacrodef = getParentMacrodef(); |
| if (parentMacrodef != null) { |
| final List variants = new ArrayList(); |
| for (AntDomMacrodefAttribute attribute : parentMacrodef.getMacroAttributes()) { |
| final String attribName = attribute.getName().getStringValue(); |
| if (attribName != null && attribName.length() > 0) { |
| final LookupElementBuilder builder = LookupElementBuilder.create(attribName); |
| final LookupElement element = AutoCompletionPolicy.GIVE_CHANCE_TO_OVERWRITE.applyPolicy(builder); |
| variants.add(element); |
| } |
| } |
| return ContainerUtil.toArray(variants, new Object[variants.size()]); |
| } |
| return EMPTY_ARRAY; |
| } |
| |
| @Nullable |
| private AntDomMacroDef getParentMacrodef() { |
| final PsiElement element = getElement(); |
| if (element == null) { |
| return null; |
| } |
| final DomElement domElement = DomUtil.getDomElement(element); |
| if (domElement == null) { |
| return null; |
| } |
| return domElement.getParentOfType(AntDomMacroDef.class, false); |
| } |
| |
| private static class MyResolver implements ResolveCache.Resolver { |
| |
| static final MyResolver INSTANCE = new MyResolver(); |
| |
| public PsiElement resolve(@NotNull PsiReference psiReference, boolean incompleteCode) { |
| final PsiElement element = psiReference.getElement(); |
| if (element == null) { |
| return null; |
| } |
| final DomElement domElement = DomUtil.getDomElement(element); |
| if (domElement == null) { |
| return null; |
| } |
| final AntDomMacroDef macrodef = domElement.getParentOfType(AntDomMacroDef.class, false); |
| if (macrodef == null) { |
| return null; |
| } |
| final String name = AntStringResolver.computeString(domElement, psiReference.getCanonicalText()); |
| for (AntDomMacrodefAttribute attribute : macrodef.getMacroAttributes()) { |
| if (name.equals(attribute.getName().getStringValue())) { |
| final DomTarget target = DomTarget.getTarget(attribute); |
| return target != null? PomService.convertToPsi(target) : null; |
| } |
| } |
| return null; |
| } |
| } |
| } |