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A packaging of the IntelliJ Community Edition java-structure-view library. This is release number 1 of trunk branch 142.

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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.
 */

/*
 * @author max
 */
package com.intellij.lang.java;

import com.intellij.ide.structureView.StructureViewBuilder;
import com.intellij.ide.structureView.StructureViewModel;
import com.intellij.ide.structureView.TreeBasedStructureViewBuilder;
import com.intellij.ide.structureView.impl.java.JavaFileTreeModel;
import com.intellij.lang.PsiStructureViewFactory;
import com.intellij.openapi.editor.Editor;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiJavaFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class JavaStructureViewBuilderFactory implements PsiStructureViewFactory {
  @Override
  @Nullable
  public StructureViewBuilder getStructureViewBuilder(final PsiFile psiFile) {
    if (!(psiFile instanceof PsiJavaFile)) return null;
    return new TreeBasedStructureViewBuilder() {
      @Override
      @NotNull
      public StructureViewModel createStructureViewModel(@Nullable Editor editor) {
        return new JavaFileTreeModel((PsiJavaFile)psiFile, editor);
      }

      @Override
      public boolean isRootNodeShown() {
        return false;
      }
    };
  }
}