| /* |
| * Copyright 2005 Sascha Weinreuter |
| * |
| * 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 org.intellij.lang.xpath.xslt.impl.references; |
| |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.psi.xml.XmlAttribute; |
| import com.intellij.psi.xml.XmlAttributeValue; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.annotations.NotNull; |
| |
| class SelfReference implements PsiReference { |
| private final XmlAttributeValue myValue; |
| private final PsiElement myTarget; |
| private final int myStartOffset; |
| |
| public SelfReference(XmlAttribute element, PsiElement target, int startOffset) { |
| myTarget = target; |
| myValue = element.getValueElement(); |
| myStartOffset = startOffset; |
| } |
| |
| SelfReference(XmlAttribute element, PsiElement target) { |
| this(element, target, 0); |
| } |
| |
| public PsiElement getElement() { |
| return myValue; |
| } |
| |
| public TextRange getRangeInElement() { |
| return TextRange.from(1 + myStartOffset, myValue.getTextLength() - (2 + myStartOffset)); |
| } |
| |
| @Nullable |
| public PsiElement resolve() { |
| return myValue.isValid() ? myTarget : null; |
| } |
| |
| @NotNull |
| public String getCanonicalText() { |
| return myValue.getText(); |
| } |
| |
| public PsiElement handleElementRename(String newElementName) throws IncorrectOperationException { |
| return myValue; |
| } |
| |
| public PsiElement bindToElement(@NotNull PsiElement element) throws IncorrectOperationException { |
| return myValue; |
| } |
| |
| public boolean isReferenceTo(PsiElement element) { |
| return false; |
| } |
| |
| @NotNull |
| public Object[] getVariants() { |
| return ArrayUtil.EMPTY_OBJECT_ARRAY; |
| } |
| |
| public boolean isSoft() { |
| return false; |
| } |
| |
| public static SelfReference create(XmlAttribute element, PsiElement target) { |
| if (element.getValue().contains(":")) { |
| return new SelfReference(element, target, element.getValue().indexOf(':') + 1); |
| } |
| return new SelfReference(element, target); |
| } |
| } |