/*
 * Copyright 2010 Jon S Akhtar (Sylvanaar)
 *
 *   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.sylvanaar.idea.Lua.lang.structure;

import com.intellij.ide.structureView.StructureViewTreeElement;
import com.intellij.pom.Navigatable;
import com.intellij.psi.PsiElement;

/**
 * Created by IntelliJ IDEA.
 * User: Jon S Akhtar
 * Date: Apr 14, 2010
 * Time: 2:06:02 AM
 */
public abstract class LuaStructureViewTreeElement implements StructureViewTreeElement {
  final protected PsiElement myElement;

  public LuaStructureViewTreeElement(PsiElement element) {
    myElement = element;
  }

  public Object getValue() {
    return myElement.isValid() ? myElement : null;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    LuaStructureViewTreeElement that = (LuaStructureViewTreeElement)o;

    if (myElement != null ? !myElement.equals(that.myElement) : that.myElement != null) return false;

    return true;
  }

  @Override
  public int hashCode() {
    return myElement != null ? myElement.hashCode() : 0;
  }

  public void navigate(boolean b) {
    ((Navigatable) myElement).navigate(b);
  }

  public boolean canNavigate() {
    return ((Navigatable) myElement).canNavigate();
  }

  public boolean canNavigateToSource() {
    return ((Navigatable) myElement).canNavigateToSource();
  }
}