| /* |
| * Copyright 2000-2014 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.html.structureView; |
| |
| import com.intellij.ide.structureView.StructureViewFactoryEx; |
| import com.intellij.ide.structureView.StructureViewTreeElement; |
| import com.intellij.ide.structureView.impl.common.PsiTreeElementBase; |
| import com.intellij.ide.util.PropertiesComponent; |
| import com.intellij.ide.util.treeView.smartTree.TreeStructureUtil; |
| import com.intellij.psi.filters.XmlTagFilter; |
| import com.intellij.psi.scope.processor.FilterElementProcessor; |
| import com.intellij.psi.xml.XmlDocument; |
| import com.intellij.psi.xml.XmlFile; |
| import com.intellij.psi.xml.XmlTag; |
| import com.intellij.util.SmartList; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| class HtmlFileTreeElement extends PsiTreeElementBase<XmlFile> { |
| private final boolean myInStructureViewPopup; |
| |
| public HtmlFileTreeElement(final boolean inStructureViewPopup, final XmlFile xmlFile) { |
| super(xmlFile); |
| myInStructureViewPopup = inStructureViewPopup; |
| } |
| |
| @Override |
| @NotNull |
| public Collection<StructureViewTreeElement> getChildrenBase() { |
| if (isHtml5SectionsMode()) { |
| return Collections.emptyList(); // Html5SectionsNodeProvider will return its structure |
| } |
| |
| final XmlFile xmlFile = getElement(); |
| final XmlDocument document = xmlFile == null ? null : xmlFile.getDocument(); |
| if (document == null) { |
| return Collections.emptyList(); |
| } |
| |
| final List<XmlTag> rootTags = new SmartList<XmlTag>(); |
| document.processElements(new FilterElementProcessor(XmlTagFilter.INSTANCE, rootTags), document); |
| |
| if (rootTags.isEmpty()) { |
| return Collections.emptyList(); |
| } |
| else if (rootTags.size() == 1) { |
| final XmlTag rootTag = rootTags.get(0); |
| if ("html".equalsIgnoreCase(rootTag.getLocalName())) { |
| final XmlTag[] subTags = rootTag.getSubTags(); |
| if (subTags.length == 1 && |
| ("head".equalsIgnoreCase(subTags[0].getLocalName()) || "body".equalsIgnoreCase(subTags[0].getLocalName()))) { |
| return new HtmlTagTreeElement(subTags[0]).getChildrenBase(); |
| } |
| return new HtmlTagTreeElement(rootTag).getChildrenBase(); |
| } |
| |
| return Collections.<StructureViewTreeElement>singletonList(new HtmlTagTreeElement(rootTag)); |
| } |
| else { |
| final Collection<StructureViewTreeElement> result = new ArrayList<StructureViewTreeElement>(rootTags.size()); |
| for (XmlTag tag : rootTags) { |
| result.add(new HtmlTagTreeElement(tag)); |
| } |
| return result; |
| } |
| } |
| |
| private boolean isHtml5SectionsMode() { |
| final XmlFile xmlFile = getElement(); |
| if (xmlFile == null) return false; |
| |
| if (myInStructureViewPopup) { |
| final String propertyName = TreeStructureUtil.getPropertyName(Html5SectionsNodeProvider.HTML5_OUTLINE_PROVIDER_PROPERTY); |
| if (PropertiesComponent.getInstance().getBoolean(propertyName, false)) { |
| return true; |
| } |
| } |
| else if (StructureViewFactoryEx.getInstanceEx(xmlFile.getProject()).isActionActive(Html5SectionsNodeProvider.ACTION_ID)) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| @Override |
| @Nullable |
| public String getPresentableText() { |
| return toString(); // root element is not visible |
| } |
| } |