platform/lang-impl/src/com/intellij/openapi/paths/WebReference.java

/*
 * Copyright 2000-2011 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.openapi.paths;

import com.intellij.ide.BrowserUtil;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiReferenceBase;
import com.intellij.psi.impl.FakePsiElement;
import org.jetbrains.annotations.NotNull;

/**
 * @author Eugene.Kudelevsky
 */
public class WebReference extends PsiReferenceBase<PsiElement> {
  public WebReference(@NotNull PsiElement element, @NotNull TextRange textRange) {
    super(element, textRange, true);
  }

  @Override
  public PsiElement resolve() {
    return new MyFakePsiElement();
  }

  @NotNull
  @Override
  public Object[] getVariants() {
    return EMPTY_ARRAY;
  }

  class MyFakePsiElement extends FakePsiElement {
    @Override
      public PsiElement getParent() {
        return myElement;
      }

    @Override
      public void navigate(boolean requestFocus) {
      BrowserUtil.browse(getValue());
    }

    @Override
      public String getPresentableText() {
        return getValue();
      }

      @Override
      public TextRange getTextRange() {
        final TextRange rangeInElement = getRangeInElement();
        final TextRange elementRange = myElement.getTextRange();
        return elementRange != null ? rangeInElement.shiftRight(elementRange.getStartOffset()) : rangeInElement;
      }
  }
}