platform/analysis-api/src/com/intellij/psi/search/scope/ProjectFilesScope.java


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/*
 * Copyright 2000-2010 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.psi.search.scope;

import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ProjectFileIndex;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.search.scope.packageSet.AbstractPackageSet;
import com.intellij.psi.search.scope.packageSet.NamedScope;
import com.intellij.psi.search.scope.packageSet.NamedScopesHolder;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

/**
 * @author Konstantin Bulenkov
 */
public class ProjectFilesScope extends NamedScope {
  public static final String NAME = "Project Files";
  public ProjectFilesScope() {
    super(NAME, new AbstractPackageSet("ProjectFiles") {
      @Override
      public boolean contains(VirtualFile file, NamedScopesHolder holder) {
        return contains(file, holder.getProject(), holder);
      }

      @Override
      public boolean contains(VirtualFile file, @NotNull Project project, @Nullable NamedScopesHolder holder) {
        if (file == null) return false;
        final ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex();
        return holder.getProject().isInitialized()
               && !fileIndex.isExcluded(file)
               && fileIndex.getContentRootForFile(file) != null;
      }
    });
  }
}