| /* |
| * 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.xml; |
| |
| import com.intellij.codeInsight.unwrap.LanguageUnwrappers; |
| import com.intellij.codeInsight.unwrap.UnwrapDescriptor; |
| import com.intellij.codeInsight.unwrap.Unwrapper; |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.Pair; |
| import com.intellij.psi.FileViewProvider; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.xml.XmlChildRole; |
| import com.intellij.psi.xml.XmlTag; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| public class XmlUnwrapDescriptor implements UnwrapDescriptor { |
| @Override |
| public List<Pair<PsiElement, Unwrapper>> collectUnwrappers(Project project, Editor editor, PsiFile file) { |
| int offset = editor.getCaretModel().getOffset(); |
| |
| PsiElement e1 = file.findElementAt(offset); |
| if (e1 != null) { |
| Language language = e1.getParent().getLanguage(); |
| if (language != file.getLanguage()) { |
| UnwrapDescriptor unwrapDescriptor = LanguageUnwrappers.INSTANCE.forLanguage(language); |
| if (unwrapDescriptor != null && !(unwrapDescriptor instanceof XmlUnwrapDescriptor)) { |
| return unwrapDescriptor.collectUnwrappers(project, editor, file); |
| } |
| } |
| } |
| |
| List<Pair<PsiElement, Unwrapper>> result = new ArrayList<Pair<PsiElement, Unwrapper>>(); |
| |
| FileViewProvider viewProvider = file.getViewProvider(); |
| |
| for (Language language : viewProvider.getLanguages()) { |
| UnwrapDescriptor unwrapDescriptor = LanguageUnwrappers.INSTANCE.forLanguage(language); |
| if (unwrapDescriptor instanceof XmlUnwrapDescriptor) { |
| PsiElement e = viewProvider.findElementAt(offset, language); |
| |
| PsiElement tag = PsiTreeUtil.getParentOfType(e, XmlTag.class); |
| while (tag != null) { |
| if (XmlChildRole.START_TAG_NAME_FINDER.findChild(tag.getNode()) != null) { // Exclude implicit tags suck as 'jsp:root' |
| result.add(new Pair<PsiElement, Unwrapper>(tag, new XmlEnclosingTagUnwrapper())); |
| } |
| tag = PsiTreeUtil.getParentOfType(tag, XmlTag.class); |
| } |
| } |
| } |
| |
| Collections.sort(result, new Comparator<Pair<PsiElement, Unwrapper>>() { |
| @Override |
| public int compare(Pair<PsiElement, Unwrapper> o1, Pair<PsiElement, Unwrapper> o2) { |
| return o2.first.getTextOffset() - o1.first.getTextOffset(); |
| } |
| }); |
| |
| return result; |
| } |
| |
| @Override |
| public boolean showOptionsDialog() { |
| return true; |
| } |
| |
| @Override |
| public boolean shouldTryToRestoreCaretPosition() { |
| return false; |
| } |
| } |