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/*
* 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.Unwrapper;
import com.intellij.psi.PsiElement;
import com.intellij.psi.xml.XmlChildRole;
import com.intellij.psi.xml.XmlTag;
import com.intellij.xml.XmlBundle;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.util.TextRange;
import com.intellij.util.IncorrectOperationException;
import com.intellij.lang.ASTNode;
import java.util.Set;
import java.util.List;
import java.util.Collections;
public class XmlEnclosingTagUnwrapper implements Unwrapper {
@Override
public boolean isApplicableTo(PsiElement e) {
return true;
}
@Override
public void collectElementsToIgnore(PsiElement element, Set<PsiElement> result) {
}
@Override
public String getDescription(PsiElement e) {
return XmlBundle.message("unwrap.enclosing.tag.name.action.name", ((XmlTag)e).getName());
}
@Override
public PsiElement collectAffectedElements(PsiElement e, List<PsiElement> toExtract) {
return e;
}
@Override
public List<PsiElement> unwrap(Editor editor, PsiElement element) throws IncorrectOperationException {
final TextRange range = element.getTextRange();
final ASTNode startTagNameEnd = XmlChildRole.START_TAG_END_FINDER.findChild(element.getNode());
final ASTNode endTagNameStart = XmlChildRole.CLOSING_TAG_START_FINDER.findChild(element.getNode());
if (endTagNameStart != null) {
editor.getDocument().replaceString(endTagNameStart.getTextRange().getStartOffset(), range.getEndOffset(), "");
editor.getDocument().replaceString(range.getStartOffset(), startTagNameEnd.getTextRange().getEndOffset(), "");
}
else {
editor.getDocument().replaceString(range.getStartOffset(), range.getEndOffset(), "");
}
return Collections.emptyList();
}
}
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